/* roulang page: index */
/* ========== 设计变量 ========== */
:root {
  --bg-page: #F5F6F1;
  --bg-white: #FFFFFF;
  --ink: #101D1A;
  --ink-panel: #16251F;
  --tree: #1C4B3D;
  --lime: #C6F24E;
  --text-main: #1C2421;
  --text-sub: #5F6F67;
  --line: #DEE4DD;
  --success: #23845F;
  --warn: #E89B2B;
  --error: #D4503E;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-1: 0 14px 34px rgba(0, 0, 0, 0.06);
  --shadow-2: 0 20px 44px rgba(0, 0, 0, 0.1);
  --transition: cubic-bezier(0.2, 0.6, 0.2, 1);
  --font-stack: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --container: 1200px;
}

/* ========== Reset / Base ========== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-stack);
  background-color: var(--bg-white);
  color: var(--text-main);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}

button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

ul,
ol {
  list-style: none;
}

input,
textarea {
  font-family: inherit;
}

.container {
  max-width: var(--container);
  padding-left: 24px;
  padding-right: 24px;
  margin-left: auto;
  margin-right: auto;
}

.section {
  padding: 96px 0;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 40px;
}

.section-header h2 {
  font-size: 34px;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0;
}

.section-header p {
  font-size: 15px;
  color: var(--text-sub);
  max-width: 480px;
  text-align: right;
  margin: 0;
}

.text-dark {
  color: var(--ink);
}

.text-sub {
  color: var(--text-sub);
}

/* ========== 按钮 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 28px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition: background 0.25s var(--transition), transform 0.25s var(--transition), box-shadow 0.25s var(--transition);
  white-space: nowrap;
  gap: 8px;
}

.btn-primary {
  background: var(--lime);
  color: var(--ink);
}

.btn-primary:hover {
  background: #d4fb72;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(198, 242, 78, 0.35);
}

.btn-primary:active {
  transform: scale(0.98);
}

.btn-outline-light {
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #ffffff;
  background: transparent;
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.6);
  transform: translateY(-2px);
}

.btn-dark-outline {
  border: 1px solid var(--line);
  color: var(--ink);
  background: transparent;
}

.btn-dark-outline:hover {
  border-color: var(--tree);
  background: rgba(28, 75, 61, 0.06);
  transform: translateY(-2px);
}

.btn-lg {
  height: 54px;
  padding: 0 36px;
  font-size: 16px;
}

.btn:focus-visible {
  outline: 3px solid var(--lime);
  outline-offset: 2px;
}

/* ========== 导航卡片 ========== */
.nav-wrap {
  padding: 18px 0 0;
  position: relative;
  z-index: 50;
}

.nav-card {
  max-width: calc(var(--container) - 48px);
  margin: 0 auto;
  background: var(--ink-panel);
  border-radius: 22px;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.14);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.nav-logo {
  font-size: 20px;
  font-weight: 900;
  color: #fff;
  letter-spacing: 0.02em;
  line-height: 1.2;
  display: flex;
  flex-direction: column;
}

.nav-logo .logo-sub {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 3px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
  justify-content: center;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 10px 16px;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  font-weight: 600;
  transition: background 0.2s var(--transition), color 0.2s var(--transition), transform 0.2s var(--transition);
}

.nav-link svg {
  width: 17px;
  height: 17px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.nav-link:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  transform: translateY(-1px);
}

.nav-link.active {
  background: var(--lime);
  color: var(--ink);
  font-weight: 800;
}

.nav-cta {
  margin-left: auto;
  flex-shrink: 0;
}

.nav-cta .btn {
  height: 40px;
  padding: 0 20px;
  font-size: 13px;
}

/* 汉堡按钮 */
.burger {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: #fff;
  align-items: center;
  justify-content: center;
  background: transparent;
  transition: background 0.2s ease;
}

.burger:hover {
  background: rgba(255, 255, 255, 0.08);
}

.burger svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(9, 16, 13, 0.55);
  backdrop-filter: blur(4px);
  z-index: 100;
}

.mobile-menu.open {
  display: block;
}

.mobile-menu-panel {
  position: absolute;
  top: 0;
  right: 0;
  height: 100%;
  width: min(320px, 86%);
  background: var(--ink-panel);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  box-shadow: -20px 0 50px rgba(0, 0, 0, 0.24);
  animation: slideIn 0.3s var(--transition);
}

@keyframes slideIn {
  from {
    transform: translateX(30px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 34px;
}

.mobile-menu-header .close-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.mobile-menu-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mobile-menu-links a {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 12px;
  color: rgba(255, 255, 255, 0.85);
  font-weight: 600;
  font-size: 17px;
  border-radius: 14px;
  transition: background 0.2s ease;
}

.mobile-menu-links a svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.7;
}

.mobile-menu-links a:hover {
  background: rgba(255, 255, 255, 0.08);
}

.mobile-menu-cta {
  margin-top: auto;
  padding-bottom: 12px;
}

.mobile-menu-cta .btn {
  width: 100%;
}

/* ========== Hero ========== */
.hero {
  padding: 22px 0 68px;
  position: relative;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}

.hero-copy .kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 700;
  color: var(--tree);
  background: rgba(28, 75, 61, 0.08);
  padding: 7px 16px;
  border-radius: 999px;
  margin-bottom: 22px;
  letter-spacing: 0.06em;
}

.hero-copy .kicker-dot {
  width: 7px;
  height: 7px;
  background: var(--lime);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(198, 242, 78, 0.3);
}

.hero-copy h1 {
  font-size: clamp(38px, 4vw, 60px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin-bottom: 22px;
}

.hero-copy h1 .lime-mask {
  display: inline-block;
  background: linear-gradient(180deg, transparent 62%, rgba(198, 242, 78, 0.55) 62%);
  padding: 0 2px;
}

.hero-copy .lead {
  font-size: 17px;
  line-height: 1.8;
  color: var(--text-sub);
  max-width: 480px;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-media {
  position: relative;
}

.hero-media .media-frame {
  position: relative;
  border-radius: 26px;
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--ink-panel);
}

.hero-media .media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 4s ease;
}

.hero-media .media-frame:hover img {
  transform: scale(1.04);
}

.hero-media .frame-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13, 26, 20, 0.72) 0%, rgba(16, 29, 26, 0.15) 48%, transparent 70%);
}

.hero-media .media-badge {
  position: absolute;
  left: 26px;
  bottom: 24px;
  right: 26px;
  color: #fff;
}

.media-badge .badge-tag {
  display: inline-block;
  background: var(--lime);
  color: var(--ink);
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 800;
  border-radius: 999px;
  margin-bottom: 12px;
}

.media-badge h3 {
  font-size: 24px;
  font-weight: 800;
  line-height: 1.35;
}

.media-badge p {
  font-size: 13px;
  opacity: 0.8;
  margin-top: 5px;
}

/* 指标条 */
.hero-metrics {
  margin-top: 64px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding-top: 28px;
}

.metric-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.metric-item .metric-num {
  font-size: 28px;
  font-weight: 900;
  color: var(--ink);
  line-height: 1.2;
}

.metric-item .metric-label {
  font-size: 13px;
  color: var(--text-sub);
}

/* ========== 首页分类 Bento 区 ========== */
.bento-section {
  background: var(--bg-page);
  padding: 100px 0;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: auto;
  gap: 24px;
}

.bento-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 28px;
  border: 1px solid transparent;
  box-shadow: var(--shadow-1);
  transition: transform 0.28s var(--transition), box-shadow 0.28s var(--transition), border-color 0.28s var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.bento-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-2);
  border-color: #e8eee5;
}

.bento-card .card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.bento-card .card-icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: rgba(28, 75, 61, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--tree);
}

.bento-card .card-icon svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.bento-card h3 {
  font-size: 21px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 8px;
}

.bento-card .desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-sub);
  margin-bottom: 18px;
}

.bento-card .card-more {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--tree);
  transition: gap 0.2s var(--transition);
}

.bento-card .card-more:hover {
  gap: 12px;
}

.card-arrow svg {
  width: 15px;
  height: 15px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

/* 特殊大卡 */
.bento-card.card-xl {
  grid-column: span 2;
  grid-row: span 2;
}

.bento-card.card-md {
  grid-column: span 2;
}

.bento-card.card-sm {
  grid-column: span 1;
  grid-row: span 1;
}

.bento-card.card-tall {
  grid-row: span 2;
  grid-column: span 1;
}

.bento-card .card-media {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: 12px 0 14px;
  aspect-ratio: 16 / 8;
}

.bento-card .card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bento-card .card-media .media-cover {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent, rgba(15, 26, 20, 0.72));
}

/* ========== 场景区 ========== */
.scene-section {
  padding: 96px 0;
  background: var(--bg-white);
}

.scene-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.scene-main-card {
  border-radius: 24px;
  overflow: hidden;
  position: relative;
  min-height: 500px;
  background: var(--ink-panel);
  color: #fff;
}

.scene-main-card .scene-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.72;
  position: absolute;
  inset: 0;
}

.scene-main-card .scene-cover {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(12, 20, 16, 0.9) 5%, rgba(30, 55, 42, 0.45) 62%, rgba(18, 30, 25, 0.35));
}

.scene-main-content {
  position: relative;
  z-index: 2;
  align-self: flex-end;
  padding: 36px;
}

.scene-tag {
  display: inline-block;
  background: var(--lime);
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
  letter-spacing: 0.06em;
}

.scene-main-content h3 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 12px;
  line-height: 1.3;
}

.scene-main-content p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
  max-width: 420px;
  margin-bottom: 24px;
}

.scene-side-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.scene-side-item {
  background: var(--bg-page);
  padding: 22px 26px;
  border-radius: 18px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  transition: background 0.25s ease, transform 0.25s ease;
  flex: 1;
}

.scene-side-item:hover {
  background: #EDF1E8;
  transform: translateY(-2px);
}

.scene-side-item .scene-index {
  flex-shrink: 0;
  font-size: 13px;
  font-weight: 800;
  background: var(--tree);
  color: #fff;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.scene-side-item h4 {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 4px;
}

.scene-side-item p {
  font-size: 14px;
  color: var(--text-sub);
}

/* ========== 最新动态 / CMS ========== */
.updates-section {
  background: var(--bg-page);
  padding: 100px 0;
}

.updates-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 24px;
}

.update-feature-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-1);
  transition: transform 0.3s var(--transition), box-shadow 0.3s var(--transition);
}

.update-feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-2);
}

.update-feature-card .feature-media {
  aspect-ratio: 16/9;
  overflow: hidden;
  position: relative;
}

.update-feature-card .feature-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.update-feature-card .feature-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--lime);
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
  padding: 6px 14px;
  border-radius: 999px;
}

.update-feature-card .feature-body {
  padding: 28px;
}

.update-feature-card .feature-list-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 12px;
  color: var(--text-sub);
  margin-bottom: 10px;
}

.update-feature-card h3 {
  font-size: 23px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--ink);
  margin-bottom: 10px;
}

.update-feature-card .feature-excerpt {
  font-size: 14px;
  color: var(--text-sub);
  margin-bottom: 20px;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--tree);
  font-weight: 700;
  font-size: 14px;
  transition: gap 0.2s ease;
}

.link-arrow:hover {
  gap: 13px;
}

.link-arrow svg {
  width: 16px;
  height: 16px;
}

/* 列表 */
.update-list {
  display: flex;
  flex-direction: column;
}

.update-list-item {
  flex: 1;
  display: flex;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  transition: box-shadow 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
  border: 1px solid transparent;
  margin-bottom: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

.update-list-item:last-child {
  margin-bottom: 0;
}

.update-list-item:hover {
  box-shadow: var(--shadow-1);
  transform: translateY(-2px);
  border-color: #e3e8e1;
}

.update-list-item .list-date {
  flex-shrink: 0;
  width: 84px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: 1px dashed var(--line);
  margin-right: 18px;
}

.update-list-item .list-date .d-num {
  font-size: 24px;
  font-weight: 900;
  color: var(--ink);
  line-height: 1;
}

.update-list-item .list-date .d-month {
  font-size: 11px;
  color: var(--text-sub);
}

.update-list-item .list-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.update-list-item .list-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: var(--tree);
  background: rgba(28, 75, 61, 0.08);
  border-radius: 4px;
  padding: 2px 8px;
  margin-bottom: 6px;
  width: fit-content;
}

.update-list-item h4 {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
  margin-bottom: 4px;
}

.update-list-item p {
  font-size: 13px;
  color: var(--text-sub);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 空状态 */
.empty-state {
  grid-column: 1 / -1;
  border: 2px dashed var(--line);
  border-radius: var(--radius-lg);
  background: transparent;
  padding: 60px 24px;
  text-align: center;
  color: var(--text-sub);
  font-size: 15px;
}

.empty-state svg {
  width: 36px;
  height: 36px;
  stroke: var(--line);
  fill: none;
  stroke-width: 1.4;
  margin: 0 auto 12px;
}

/* ========== 数据成果区 ========== */
.numbers-section {
  position: relative;
  overflow: hidden;
  padding: 100px 0;
}

.numbers-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
}

.numbers-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(92deg, #10251e 5%, rgba(17, 34, 27, 0.8) 45%, rgba(14, 30, 23, 0.72));
}

.numbers-content {
  position: relative;
  z-index: 2;
  color: #fff;
}

.numbers-content .section-header h2 {
  color: #fff;
}

.numbers-content .section-header p {
  color: rgba(255, 255, 255, 0.72);
}

.numbers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 38px;
  padding: 48px 0 0;
}

.numbers-item {
  border-left: 2px solid rgba(255, 255, 255, 0.12);
  padding-left: 22px;
}

.numbers-item .num-big {
  font-size: 40px;
  font-weight: 900;
  line-height: 1.2;
  color: var(--lime);
  letter-spacing: -0.02em;
}

.numbers-item .num-sub {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 6px;
}

/* ========== 会员价格区 ========== */
.membership-section {
  background: var(--bg-white);
  padding: 100px 0;
}

.price-panel {
  border-radius: 26px;
  overflow: hidden;
  border: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr 0.7fr;
  min-height: 480px;
  box-shadow: var(--shadow-1);
}

.price-left {
  padding: 56px 56px;
  display: flex;
  flex-direction: column;
  background: var(--bg-white);
}

.price-left h3 {
  font-size: 28px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 12px;
}

.price-left .price-desc {
  color: var(--text-sub);
  font-size: 15px;
  margin-bottom: 30px;
}

.benefit-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.benefit-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  font-weight: 500;
  color: var(--text-main);
}

.benefit-item:first-child {
  border-top: 1px solid var(--line);
}

.benefit-item svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--success);
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.price-right {
  background: var(--ink-panel);
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 44px 36px;
  position: relative;
}

.price-right .plan-name {
  font-size: 14px;
  letter-spacing: 0.12em;
  color: var(--lime);
  font-weight: 700;
  margin-bottom: 20px;
  text-transform: uppercase;
}

.price-right .price {
  font-size: 60px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.03em;
}

.price-right .price .currency {
  font-size: 24px;
  font-weight: 700;
  vertical-align: super;
  margin-right: 4px;
}

.price-right .price .period {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.55);
  font-weight: 400;
  margin-left: 6px;
}

.price-right .price-note {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  margin: 12px 0 28px;
  text-align: center;
}

/* ========== FAQ 区 ========== */
.faq-section {
  background: var(--bg-page);
  padding: 96px 0;
}

.faq-panel {
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--line);
}

.faq-item:first-child {
  border-top: 1px solid var(--line);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 4px;
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
  text-align: left;
  transition: color 0.2s ease;
  cursor: pointer;
}

.faq-question:hover {
  color: var(--tree);
}

.faq-icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-sub);
  transition: transform 0.3s var(--transition), background 0.3s var(--transition), border-color 0.3s var(--transition);
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
}

.faq-icon svg {
  width: 15px;
  height: 15px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.38s var(--transition);
}

.faq-answer .answer-inner {
  padding: 0 42px 24px 4px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-sub);
}

/* ========== CTA 区 ========== */
.cta-section {
  padding: 0 0 0;
}

.cta-banner {
  background-image: url('/assets/images/backpic/back-3.webp');
  background-position: center;
  background-size: cover;
  border-radius: 26px;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(14, 37, 29, 0.86);
}

.cta-inner {
  position: relative;
  z-index: 2;
  padding: 72px 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.cta-inner h2 {
  font-size: 32px;
  font-weight: 900;
  color: #fff;
  line-height: 1.3;
  max-width: 560px;
}

.cta-inner p {
  color: rgba(255, 255, 255, 0.72);
  font-size: 15px;
  max-width: 560px;
  margin-top: 10px;
}

.cta-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ========== 页脚 ========== */
.site-footer {
  background: var(--ink-panel);
  color: rgba(255, 255, 255, 0.7);
  margin-top: 96px;
}

.footer-topline {
  width: 62px;
  height: 4px;
  background: var(--lime);
  border-radius: 0 0 4px 4px;
  margin-bottom: 48px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-brand {
  font-size: 22px;
  font-weight: 900;
  color: #fff;
  line-height: 1.4;
  margin-bottom: 10px;
}

.footer-brand .brand-cn {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  display: block;
  font-weight: 500;
  margin-top: 2px;
}

.footer-desc {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.56);
  margin-bottom: 24px;
  max-width: 380px;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, transform 0.2s ease;
  color: rgba(255, 255, 255, 0.8);
}

.footer-social a:hover {
  background: var(--lime);
  color: var(--ink);
  transform: translateY(-2px);
}

.footer-social svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.footer-col-title {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: 0.03em;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.56);
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.footer-col ul a:hover {
  color: var(--lime);
  padding-left: 6px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.42);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.42);
}

.footer-bottom a:hover {
  color: var(--lime);
}

/* ========== 动效 ========== */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s var(--transition), transform 0.5s var(--transition);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 焦点可见 */
a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--lime);
  outline-offset: 3px;
}

/* 减弱动效 */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html {
    scroll-behavior: auto;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ========== 响应式 ========== */
@media (max-width: 1279px) {
  .container {
    padding-left: 20px;
    padding-right: 20px;
  }
  .hero-inner {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
  .bento-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .bento-card.card-xl {
    grid-column: span 2;
  }
  .bento-card.card-md {
    grid-column: span 2;
  }
  .bento-card.card-sm {
    grid-column: span 1;
  }
}

@media (max-width: 1023px) {
  .nav-links {
    display: none;
  }
  .nav-cta {
    display: none;
  }
  .burger {
    display: flex;
  }
  .hero-inner {
    grid-template-columns: 1fr;
    row-gap: 44px;
  }
  .hero-copy .lead {
    max-width: 100%;
  }
  .hero-media {
    max-width: 580px;
  }
  .hero-metrics {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }
  .scene-layout {
    grid-template-columns: 1fr;
  }
  .scene-main-card {
    min-height: 360px;
  }
  .updates-grid {
    grid-template-columns: 1fr;
  }
  .price-panel {
    grid-template-columns: 1fr;
  }
  .price-right {
    min-height: 320px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
  .numbers-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px 30px;
  }
}

@media (max-width: 767px) {
  .section {
    padding: 64px 0;
  }
  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 28px;
  }
  .section-header p {
    text-align: left;
  }
  .nav-card {
    border-radius: 18px;
    padding: 11px 14px;
    margin: 0 14px;
    max-width: calc(100% - 28px);
  }
  .nav-logo {
    font-size: 17px;
  }
  .nav-logo .logo-sub {
    font-size: 9px;
  }
  .hero {
    padding: 14px 0 48px;
  }
  .hero-copy h1 {
    font-size: 30px;
  }
  .hero-metrics {
    margin-top: 44px;
  }
  .bento-grid {
    grid-template-columns: 1fr;
  }
  .bento-card.card-xl,
  .bento-card.card-md,
  .bento-card.card-sm,
  .bento-card.card-tall {
    grid-column: span 1;
    grid-row: span 1;
  }
  .bento-card .card-media {
    aspect-ratio: 16/9;
  }
  .scene-side-list {
    grid-template-columns: 1fr;
  }
  .price-left {
    padding: 32px 24px;
  }
  .price-right {
    padding: 40px 24px;
  }
  .cta-banner {
    margin: 0 -4px;
    border-radius: 20px;
  }
  .cta-inner {
    padding: 42px 28px;
  }
  .cta-inner h2 {
    font-size: 24px;
  }
  .faq-question {
    font-size: 15px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
  .numbers-content .section-header h2 {
    font-size: 24px;
  }
  .scoreboard-item {
    flex-direction: column;
    text-align: center;
    padding: 28px 14px;
  }
}

/* ========== 首页额外用途样式 ========== */
.site-main {
  background: var(--bg-white);
}

/* roulang page: category1 */
:root{
  --bg:#F5F6F1;
  --surface:#FFFFFF;
  --ink:#101D1A;
  --panel:#16251F;
  --panel-soft:#1C4B3D;
  --green:#1C4B3D;
  --accent:#C6F24E;
  --text:#1C2421;
  --muted:#5F6F67;
  --line:#DEE4DD;
  --success:#23845F;
  --warn:#E89B2B;
  --radius-lg:24px;
  --radius-md:18px;
  --shadow-sm:0 4px 14px rgba(0,0,0,.04);
  --shadow-md:0 14px 34px rgba(0,0,0,.07);
  --shadow-hover:0 20px 38px rgba(0,0,0,.11);
  --ease:cubic-bezier(.2,.5,.2,1);
  --container:1200px;
  --space-section:100px;
  --font:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
section{scroll-margin-top:28px}
.container{max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px}
.section{padding-top:var(--space-section);padding-bottom:var(--space-section)}
.section--tight{padding-top:72px;padding-bottom:72px}
.section-head{max-width:780px;margin-bottom:44px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.08em;color:var(--green);font-weight:700;margin-bottom:12px;text-transform:uppercase}
.eyebrow svg{width:16px;height:16px}
.section-title{font-size:clamp(1.7rem,3vw,2.6rem);line-height:1.25;color:var(--ink);margin:0 0 14px;font-weight:900;letter-spacing:-.02em}
.section-desc{color:var(--muted);font-size:16px;margin:0;line-height:1.9}
.text-accent{color:var(--accent)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;height:50px;padding:0 28px;font-weight:700;border:1px solid transparent;transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease);white-space:nowrap;font-size:15px}
.btn svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.btn-primary{background:var(--accent);color:var(--ink);box-shadow:0 10px 22px rgba(198,242,78,.18)}
.btn-primary:hover{background:#d5ff6b;transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:transparent;color:var(--ink);border-color:#C7CFC8}
.btn-ghost:hover{background:#EBEFE9;transform:translateY(-2px)}
.btn-ghost:active{transform:scale(.98)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{background:#F0F3F7;transform:translateY(-2px)}
.btn-light:active{transform:scale(.98)}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid rgba(198,242,78,.9);outline-offset:3px}

/* header + nav-card */
.site-header{padding:24px 0 0;position:relative;z-index:50}
.nav-card{display:flex;align-items:center;gap:12px;background:var(--ink);border-radius:22px;padding:14px 16px 14px 20px;box-shadow:0 18px 48px rgba(0,0,0,.14);flex-wrap:wrap;position:relative}
.nav-brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-logo{font-size:1.4rem;font-weight:900;color:#fff;letter-spacing:-.03em;line-height:1.1;display:flex;flex-direction:column;border-right:1px solid rgba(255,255,255,.15);padding-right:16px}
.logo-sub{font-size:10px;font-weight:500;letter-spacing:.18em;color:#9FB2A6;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:5px;flex:1;min-width:0}
.nav-link{display:flex;align-items:center;gap:8px;height:42px;padding:0 15px;border-radius:999px;color:rgba(255,255,255,.76);font-size:14px;font-weight:500;transition:background .2s var(--ease),color .2s var(--ease);flex-shrink:0}
.nav-link svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-link.is-active{background:var(--accent);color:var(--ink);font-weight:800}
.nav-cta{margin-left:auto}
.nav-cta .btn{height:42px;padding:0 22px;font-size:14px}
.burger{width:46px;height:46px;border-radius:14px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);display:none;align-items:center;justify-content:center;color:#fff}
.burger svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* hero / category page hero */
.category-hero{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center;padding-top:72px;padding-bottom:64px}
.hero-copy .tag-line{display:inline-flex;align-items:center;gap:8px;border:1px solid #D7DFD5;background:#EBEFE8;color:var(--green);border-radius:999px;padding:7px 16px;font-size:12.5px;font-weight:700;letter-spacing:.06em;margin-bottom:24px}
.hero-copy h1{font-size:clamp(2.3rem,4.6vw,4rem);line-height:1.12;margin:0 0 24px;color:var(--ink);font-weight:900;letter-spacing:-.04em}
.hero-copy .lead{font-size:17px;line-height:2;color:var(--muted);margin:0 0 34px;max-width:520px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-meta{display:flex;flex-wrap:wrap;gap:24px;margin-top:44px;padding-top:24px;border-top:1px solid var(--line)}
.hero-meta-item{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:14px}
.hero-meta-item svg{width:18px;height:18px;color:var(--green);fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.visual-shell{position:relative}
.hero-photo{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);aspect-ratio:4/3}
.hero-photo img{width:100%;height:100%;object-fit:cover}
.hero-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 52%,rgba(16,29,26,.68));pointer-events:none}
.visual-caption{position:absolute;left:20px;right:20px;bottom:18px;color:#fff;z-index:2}
.visual-caption strong{display:block;font-size:19px;font-weight:800;margin-bottom:4px;color:#fff}
.visual-caption span{font-size:13px;color:#D9E4DD;line-height:1.5}
.visual-badge{position:absolute;top:16px;left:16px;z-index:3;background:rgba(16,29,26,.72);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.16);color:#fff;border-radius:999px;padding:6px 14px;font-size:12.5px;font-weight:600;letter-spacing:.05em}

/* breadcrumb */
.breadcrumb-area{padding-top:32px;padding-bottom:0}
.crumb-list{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:14px;flex-wrap:wrap}
.crumb-list a{color:var(--muted);transition:color .2s}
.crumb-list a:hover{color:var(--green)}
.crumb-list .sep{opacity:.5}

/* bento features */
.section-bg{background:#EEF2EB}
.bento-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.bento-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:34px 30px;box-shadow:var(--shadow-sm);transition:transform .25s var(--ease),box-shadow .25s var(--ease);display:flex;flex-direction:column;min-height:320px}
.bento-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.bento-card.b-main{grid-column:span 3}
.bento-card.b-side{grid-column:span 1}
.bento-card .b-icon{width:48px;height:48px;border-radius:15px;background:#EEF4E7;display:flex;align-items:center;justify-content:center;margin-bottom:24px;flex-shrink:0}
.bento-card .b-icon svg{width:24px;height:24px;fill:none;stroke:var(--green);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.bento-card h3{font-size:23px;color:var(--ink);margin:0 0 12px;font-weight:900;letter-spacing:-.02em}
.bento-card p{color:var(--muted);font-size:15px;line-height:1.95;margin:0 0 18px}
.bento-foot{margin-top:auto;font-size:14px;color:var(--green);font-weight:700;display:inline-flex;align-items:center;gap:6px}
.bento-foot:hover{text-decoration:underline;text-underline-offset:4px}
.chip-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.chip{display:inline-flex;align-items:center;height:36px;padding:0 14px;border-radius:999px;background:#F1F4EC;color:var(--green);font-size:13px;font-weight:700;border:1px solid #E1E8DC}
.vertical-fields{display:flex;flex-direction:column;margin-top:6px}
.field-row{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:15px 0;border-bottom:1px solid #EFF2EB}
.field-row:last-child{border-bottom:0}
.field-row .k{font-size:14px;color:var(--muted);display:flex;align-items:center;gap:8px;min-width:80px}
.field-row .k svg{width:16px;height:16px;flex-shrink:0}
.field-row .v{font-size:14px;color:var(--ink);font-weight:700;text-align:right}

/* image split */
.split-card{display:grid;grid-template-columns:1fr 1fr;background:var(--surface);border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.split-media{position:relative;min-height:340px;overflow:hidden}
.split-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.split-media::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(22,37,31,0) 30%,rgba(22,37,31,.05))}
.split-body{padding:56px 54px;display:flex;flex-direction:column;justify-content:center}
.split-body .section-title{margin-bottom:22px}
.check-list{display:flex;flex-direction:column;gap:0;margin:16px 0 28px}
.check-list li{display:flex;gap:12px;align-items:flex-start;padding:11px 0;color:var(--text);border-bottom:1px solid #EDF0EA;font-size:15px}
.check-list li svg{width:20px;height:20px;color:var(--success);flex-shrink:0;margin-top:3px}
.check-list li:last-child{border-bottom:0}

/* schedule panel */
.panel-schedule{background:var(--panel);border-radius:var(--radius-lg);color:#fff;display:grid;grid-template-columns:1fr 1fr;overflow:hidden;box-shadow:0 24px 60px rgba(16,29,26,.2)}
.panel-copy{padding:60px 56px}
.panel-copy .eyebrow{color:var(--accent)}
.panel-copy h2{color:#fff;font-size:clamp(1.6rem,2.6vw,2.4rem);line-height:1.3;margin:14px 0 18px;font-weight:900;letter-spacing:-.02em}
.panel-copy p{color:#CDDBE3;line-height:1.95;margin:0 0 32px;font-size:15.5px}
.panel-list{background:rgba(255,255,255,.065);border-radius:20px;margin:68px 32px;padding:20px 22px;border:1px solid rgba(255,255,255,.08)}
.panel-list .p-item{display:flex;gap:12px;padding:16px 6px;border-bottom:1px solid rgba(255,255,255,.1);align-items:flex-start}
.panel-list .p-item:last-child{border-bottom:0}
.p-item-icon{width:38px;height:38px;border-radius:11px;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.p-item-icon svg{width:18px;height:18px;fill:none;stroke:#C6F24E;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.p-item strong{display:block;font-size:15px;color:#fff;margin-bottom:4px}
.p-item span{font-size:13px;color:#A9C3B6;line-height:1.6}

/* timeline / flow */
.flow-grid{display:grid;grid-template-columns:1fr 1fr 1fr 1fr;gap:20px;margin-top:42px}
.flow-card{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:26px 22px;position:relative;box-shadow:var(--shadow-sm);transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.flow-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.flow-num{position:absolute;top:-16px;left:20px;height:34px;min-width:34px;padding:0 10px;background:var(--ink);color:var(--accent);border-radius:999px;display:flex;align-items:center;justify-content:center;font-weight:900;font-size:14px}
.flow-card h3{font-size:17px;color:var(--ink);margin:20px 0 10px;font-weight:800}
.flow-card p{color:var(--muted);font-size:14.5px;line-height:1.85;margin:0}

/* FAQ */
.faq-fineline{max-width:880px;margin:0 auto}
.faq-item{border-top:1px solid var(--line);padding-top:8px}
.faq-item:last-child{border-bottom:1px solid var(--line)}
.faq-item details{transition:all .2s var(--ease)}
.faq-item summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px 4px;cursor:pointer;font-size:16.5px;font-weight:800;color:var(--ink);line-height:1.5}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item .plus{width:34px;height:34px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--green);flex-shrink:0;transition:transform .25s var(--ease),background .25s var(--ease)}
.faq-item .plus svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.faq-item details[open] .plus{transform:rotate(45deg);background:var(--ink);color:var(--accent)}
.faq-answer{padding:0 4px 24px 0;color:var(--muted);font-size:15px;max-width:760px;line-height:1.9}
.faq-answer p{margin:0}

/* CTA band */
.cta-section{padding-top:80px;padding-bottom:120px}
.cta-wrap{position:relative;border-radius:28px;overflow:hidden;min-height:420px;display:flex;align-items:center;background-color:var(--ink);background-size:cover;background-position:center}
.cta-overlay{position:absolute;inset:0;background:linear-gradient(95deg,rgba(13,38,28,.92),rgba(16,29,26,.55) 62%,rgba(22,37,31,.62));z-index:1}
.cta-content{position:relative;z-index:2;padding:70px 54px;color:#fff;max-width:680px}
.cta-content .eyebrow{color:var(--accent)}
.cta-content h2{color:#fff;font-size:clamp(1.8rem,3.2vw,3rem);line-height:1.25;margin:14px 0 18px;font-weight:900;letter-spacing:-.03em}
.cta-content p{color:#D1E1DA;font-size:16px;line-height:1.95;margin:0 0 34px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.cta-feature{margin-top:34px;display:flex;flex-wrap:wrap;gap:26px;padding-top:26px;border-top:1px solid rgba(255,255,255,.14)}
.cta-feature span{display:inline-flex;gap:8px;align-items:center;color:#E7F2EC;font-size:14px}
.cta-feature svg{width:18px;height:18px;color:var(--accent);fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* footer */
.site-footer{background:#0A1411;color:#AEBDB6;padding:72px 0 34px;margin-top:20px;position:relative}
.site-footer::before{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:86px;height:4px;background:var(--accent);border-radius:0 0 8px 8px}
.footer-topline{border-top:1px solid rgba(255,255,255,.08);margin-bottom:44px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;padding-bottom:50px}
.footer-brand{font-size:28px;font-weight:900;color:#fff;display:flex;flex-direction:column;gap:6px;letter-spacing:-.02em;line-height:1.2}
.footer-brand .brand-cn{font-size:12.5px;font-weight:600;color:#93A99D;letter-spacing:.3em}
.footer-desc{color:#9DB4A8;max-width:420px;font-size:14.5px;line-height:1.9;margin:20px 0 0}
.footer-col-title{color:#fff;font-size:14px;font-weight:800;margin-bottom:18px}
.footer-col ul{display:flex;flex-direction:column;gap:0}
.footer-col li a{display:inline-block;padding:6px 0;color:#A7BDB1;font-size:14.5px;transition:color .2s,padding-left .2s var(--ease)}
.footer-col li a:hover{color:var(--accent);padding-left:4px}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.08);padding-top:24px;font-size:13px;color:#7E968A}
.footer-bottom a{color:#C6D9CC;transition:color .2s}
.footer-bottom a:hover{color:var(--accent)}

/* responsive */
@media(max-width:1024px){
  :root{--space-section:80px}
  .nav-links{gap:4px}
  .nav-link{padding:0 10px;font-size:13px}
  .nav-link svg{width:16px;height:16px}
  .bento-card{padding:28px 22px}
  .panel-copy{padding:44px 34px}
  .panel-list{margin:40px 22px}
  .split-body{padding:44px}
  .flow-grid{grid-template-columns:1fr 1fr;row-gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:900px){
  .nav-card{gap:8px}
  .nav-links{display:none;flex-direction:column;width:100%;align-items:stretch;gap:6px;padding:14px 0 8px}
  .nav-link{width:100%;height:auto;padding:14px;border-radius:14px;font-size:15px}
  .nav-cta{margin-left:auto}
  .burger{display:inline-flex}
  .nav-card.nav-open .nav-links{display:flex}
}
@media(max-width:767px){
  :root{--space-section:64px}
  .section{padding-top:64px;padding-bottom:64px}
  .container{padding-left:18px;padding-right:18px}
  .category-hero{grid-template-columns:1fr;gap:48px;padding-top:48px}
  .hero-copy h1{font-size:2.5rem}
  .hero-actions .btn{width:100%;max-width:100%}
  .hero-meta{flex-direction:column;gap:12px;margin-top:34px}
  .bento-grid{grid-template-columns:1fr;gap:20px}
  .bento-card,.bento-card.b-main,.bento-card.b-side{grid-column:auto;min-height:auto}
  .split-card{grid-template-columns:1fr}
  .split-media{min-height:250px}
  .split-body{padding:34px 24px}
  .panel-schedule{grid-template-columns:1fr}
  .panel-copy{padding:40px 24px}
  .panel-list{margin:24px 18px 36px}
  .flow-grid{grid-template-columns:1fr;row-gap:28px}
  .cta-content{padding:48px 26px}
  .cta-wrap{min-height:460px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;gap:10px}
  .nav-card.nav-open .nav-links{display:grid}
  .nav-cta{display:none}
  .nav-card.nav-open .nav-cta{display:block;width:100%;margin:0}
  .nav-card.nav-open .nav-cta .btn{width:100%}
}
@media(max-width:400px){
  .hero-copy .lead{font-size:16px}
  .hero-copy h1{font-size:2.1rem}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001s!important;transition-duration:.001s!important}
}

/* roulang page: article */
:root {
  --bg: #f4f5f0;
  --card: #ffffff;
  --ink: #111c1b;
  --ink-2: #1c2421;
  --muted: #5f6f67;
  --line: #dce3da;
  --forest: #1b3f32;
  --deep: #101d1a;
  --panel: #16251f;
  --accent: #c6f24e;
  --white: #ffffff;
  --danger: #b5453d;
  --shadow-sm: 0 6px 18px rgba(16, 31, 26, 0.05);
  --shadow-md: 0 14px 34px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.09);
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --container: 1200px;
  --font-stack: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-stack);
  font-size: 16px;
  line-height: 1.6;
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  border: 0;
  cursor: pointer;
}

svg {
  display: block;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.site-header {
  padding: 22px 0 6px;
  position: relative;
  z-index: 100;
}

.nav-card {
  display: flex;
  align-items: center;
  gap: 14px;
  position: relative;
  background: linear-gradient(135deg, #152721 0%, #101f1a 100%);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 24px;
  padding: 12px 18px;
  box-shadow: var(--shadow-lg);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  border-radius: 18px;
}

.nav-logo {
  color: #fff;
  font-size: 24px;
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1;
  display: flex;
  align-items: baseline;
  gap: 9px;
}

.logo-sub {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: rgba(255, 255, 255, 0.64);
  border-left: 1px solid rgba(255, 255, 255, 0.18);
  padding-left: 10px;
  line-height: 1.1;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  gap: 8px;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border-radius: 999px;
  padding: 10px 16px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.78);
  transition: background 0.25s cubic-bezier(0.2, 0.5, 0.2, 1), color 0.2s, transform 0.2s;
}

.nav-link svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.nav-link:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  transform: translateY(-1px);
}

.nav-link:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.nav-link.active {
  background: var(--accent);
  color: #16220e;
  box-shadow: 0 6px 18px rgba(198, 242, 78, 0.22);
}

.nav-cta {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  position: relative;
  height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  line-height: 1;
  transition: transform 0.2s cubic-bezier(0.2, 0.5, 0.2, 1), box-shadow 0.25s, background 0.25s, color 0.25s;
}

.btn:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

.btn-primary {
  background: var(--accent);
  color: #18270b;
  box-shadow: 0 12px 30px rgba(198, 242, 78, 0.14);
}

.btn-primary:hover {
  background: #d4f96e;
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(198, 242, 78, 0.22);
}

.btn-primary:active {
  transform: scale(0.98);
}

.btn-secondary {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
}

.btn-secondary:hover {
  border-color: #b9c6b7;
  background: rgba(27, 63, 50, 0.04);
  transform: translateY(-2px);
}

.btn-light {
  background: #fff;
  color: var(--deep);
}

.btn-light:hover {
  background: #f0f5ee;
  transform: translateY(-2px);
}

.burger {
  display: none;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  flex-shrink: 0;
}

.burger svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
}

.burger:hover {
  background: rgba(255, 255, 255, 0.16);
}

.mobile-drawer {
  display: none;
}

.page-main {
  padding: 22px 0 20px;
}

.breadcrumb-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 9px;
  max-width: 920px;
  margin: 0 auto 22px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.breadcrumb-row a {
  color: #41554b;
  transition: color 0.2s;
}

.breadcrumb-row a:hover {
  color: var(--forest);
  text-decoration: underline;
  text-decoration-color: rgba(27, 63, 50, 0.4);
  text-underline-offset: 4px;
}

.crumb-sep {
  color: #a5b2aa;
}

.crumb-current {
  color: var(--ink);
  font-weight: 600;
}

.article-head-section {
  padding: 56px 0 18px;
  position: relative;
}

.article-title-box {
  max-width: 920px;
  margin: 0 auto;
}

.article-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--forest);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.04em;
  margin-bottom: 18px;
}

.article-eyebrow::before {
  content: "";
  width: 28px;
  height: 3px;
  border-radius: 999px;
  background: var(--accent);
}

.article-heading {
  font-size: clamp(34px, 4.8vw, 56px);
  font-weight: 900;
  letter-spacing: -0.045em;
  line-height: 1.2;
  margin: 0 0 30px;
  color: var(--ink);
  text-wrap: balance;
}

.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px 30px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
  color: var(--muted);
  font-size: 14px;
}

.article-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.article-meta-item svg {
  width: 17px;
  height: 17px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.6;
  stroke-linecap: round;
}

.article-body-section {
  padding: 26px 0 72px;
}

.article-body-box {
  max-width: 900px;
  margin: 0 auto;
}

.rich-content {
  max-width: 860px;
  margin: 0 auto 34px;
  color: #242d2a;
  font-size: 17px;
  line-height: 1.9;
}

.rich-content p {
  margin: 0 0 26px;
  line-height: 1.9;
}

.rich-content h2 {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.4;
  margin: 70px 0 20px;
  color: var(--ink);
}

.rich-content h3 {
  font-size: 21px;
  font-weight: 800;
  line-height: 1.4;
  margin: 46px 0 16px;
  color: var(--ink);
}

.rich-content h4 {
  font-size: 18px;
  font-weight: 700;
  margin: 34px 0 12px;
}

.rich-content a {
  color: #124f3a;
  text-decoration: underline;
  text-decoration-color: rgba(18, 79, 58, 0.35);
  text-underline-offset: 4px;
  transition: text-decoration-color 0.2s;
}

.rich-content a:hover {
  text-decoration-color: #124f3a;
}

.rich-content blockquote {
  margin: 32px 0;
  padding: 8px 0 8px 24px;
  border-left: 4px solid var(--accent);
  background: #f0f3eb;
  border-radius: 0 16px 16px 0;
  color: #384440;
}

.rich-content blockquote p {
  margin: 0 0 10px;
}

.rich-content blockquote p:last-child {
  margin: 0;
}

.rich-content ul,
.rich-content ol {
  margin: 20px 0 30px;
  padding-left: 24px;
}

.rich-content li {
  margin: 8px 0;
  line-height: 1.8;
}

.rich-content img {
  max-width: 100%;
  height: auto;
  margin: 34px auto;
  border-radius: 20px;
  box-shadow: var(--shadow-sm);
}

.rich-content figure {
  margin: 38px 0;
}

.rich-content figcaption {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  padding-top: 8px;
}

.rich-content hr {
  margin: 48px 0;
  border: 0;
  border-top: 1px solid var(--line);
}

.article-end-nav {
  max-width: 860px;
  margin: 30px auto 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.article-end-note {
  color: var(--muted);
  font-size: 14px;
}

.notfound-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  max-width: 820px;
  margin: 26px auto;
  padding: 60px 24px;
  text-align: center;
}

.notfound-mark {
  width: 64px;
  height: 64px;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: #eff3eb;
  color: var(--forest);
}

.notfound-mark svg {
  width: 30px;
  height: 30px;
  stroke: currentColor;
  stroke-width: 1.6;
  fill: none;
  stroke-linecap: round;
}

.notfound-panel h1 {
  font-size: 30px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 10px;
  color: var(--ink);
}

.notfound-panel p {
  color: var(--muted);
  margin: 0 0 28px;
}

.related-section {
  padding: 40px 0 50px;
  margin-top: 12px;
}

.section-label {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 26px;
}

.section-label h2 {
  margin: 0;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.section-label::after {
  content: "";
  height: 1px;
  flex: 1;
  background: linear-gradient(90deg, #d9e2d6, transparent);
}

.related-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 24px;
  align-items: stretch;
}

.related-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow-sm);
  display: flex;
  min-height: 220px;
  overflow: hidden;
  transition: transform 0.25s cubic-bezier(0.2, 0.5, 0.2, 1), box-shadow 0.25s;
}

.related-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.related-card-main {
  flex-direction: row;
}

.related-media {
  width: 44%;
  min-height: 220px;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
  background: #e6ece4;
}

.related-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

.related-card-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 26px 28px;
  flex: 1;
}

.related-tag {
  color: var(--forest);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 10px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.related-tag::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(198, 242, 78, 0.22);
}

.related-card-body h3 {
  font-size: 21px;
  font-weight: 800;
  line-height: 1.35;
  margin: 0 0 12px;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.related-card-body p {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.related-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  color: var(--forest);
  font-size: 14px;
}

.related-link svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  transition: transform 0.2s;
}

.related-card:hover .related-link svg {
  transform: translateX(4px);
}

.cta-band {
  position: relative;
  border-radius: 26px;
  margin: 30px 0 0;
  overflow: hidden;
  background-image: linear-gradient(92deg, rgba(8, 24, 18, 0.94) 0%, rgba(12, 28, 22, 0.86) 48%, rgba(15, 31, 25, 0.66) 100%), url("/assets/images/backpic/back-3.webp");
  background-size: cover;
  background-position: center;
}

.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 26px;
  pointer-events: none;
}

.cta-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 58px 56px;
}

.cta-copy {
  max-width: 640px;
}

.cta-kicker {
  display: inline-block;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}

.cta-copy h2 {
  color: #fff;
  font-size: clamp(24px, 3vw, 38px);
  letter-spacing: -0.04em;
  line-height: 1.2;
  margin: 0 0 14px;
  font-weight: 900;
}

.cta-copy p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 15px;
  line-height: 1.8;
  margin: 0;
}

.site-footer {
  background: var(--deep);
  color: rgba(255, 255, 255, 0.74);
  margin-top: 120px;
  padding: 0 0 26px;
}

.footer-topline {
  height: 4px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent) 86px, rgba(255, 255, 255, 0.1) 87px);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr;
  gap: 46px;
  padding: 56px 0 44px;
}

.footer-brand {
  font-size: 22px;
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.brand-cn {
  font-size: 12px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.03em;
}

.footer-desc {
  margin: 14px 0 0;
  max-width: 420px;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.58);
  font-size: 14px;
}

.footer-col-title {
  color: #ffffff;
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col li {
  padding: 5px 0;
}

.footer-col a {
  display: inline-flex;
  align-items: center;
  color: rgba(255, 255, 255, 0.58);
  font-size: 14px;
  transition: color 0.2s, padding-left 0.2s;
}

.footer-col a:hover {
  color: var(--accent);
  padding-left: 4px;
}

.footer-col a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.42);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.2);
  text-underline-offset: 4px;
}

.footer-bottom a:hover {
  color: var(--accent);
}

@media (max-width: 1100px) {
  .nav-links {
    gap: 4px;
  }

  .nav-link {
    padding: 9px 12px;
    font-size: 14px;
  }
}

@media (max-width: 960px) {
  .site-header {
    padding-top: 14px;
  }

  .nav-card {
    flex-wrap: wrap;
    padding: 12px 14px;
  }

  .nav-links {
    display: none;
  }

  .nav-cta {
    display: none;
  }

  .burger {
    display: inline-flex;
    margin-left: auto;
  }

  .mobile-drawer {
    display: block;
    visibility: hidden;
    opacity: 0;
    transform: translateY(-8px);
    position: fixed;
    z-index: 99;
    top: 82px;
    left: 16px;
    right: 16px;
    background: #101f1a;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 22px;
    padding: 18px;
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.28);
    transition: opacity 0.25s cubic-bezier(0.2, 0.5, 0.2, 1), transform 0.25s, visibility 0.25s;
  }

  .drawer-link {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.82);
    padding: 13px 12px;
    border-radius: 14px;
    font-weight: 600;
    font-size: 15px;
  }

  .drawer-link:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
  }

  .drawer-link svg {
    width: 19px;
    height: 19px;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.6;
    stroke-linecap: round;
    stroke-linejoin: round;
  }

  .mobile-drawer .btn {
    width: 100%;
    margin-top: 10px;
  }

  body.menu-open .mobile-drawer {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
  }

  .related-grid {
    grid-template-columns: 1fr;
  }

  .related-card-main {
    flex-direction: row;
  }

  .cta-inner {
    flex-direction: column;
    text-align: left;
    padding: 46px 32px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 38px;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 0 16px;
  }

  .page-main {
    padding-top: 6px;
  }

  .nav-logo {
    font-size: 20px;
  }

  .logo-sub {
    font-size: 10px;
    display: none;
  }

  .mobile-drawer {
    top: 74px;
  }

  .article-head-section {
    padding-top: 38px;
  }

  .article-heading {
    font-size: 31px;
    margin-bottom: 24px;
  }

  .article-meta {
    gap: 6px 18px;
    font-size: 13px;
  }

  .article-body-section {
    padding-bottom: 28px;
  }

  .rich-content {
    font-size: 16px;
    line-height: 1.85;
  }

  .rich-content h2 {
    font-size: 23px;
    margin-top: 50px;
  }

  .rich-content h3 {
    font-size: 19px;
    margin-top: 36px;
  }

  .rich-content blockquote {
    padding-left: 18px;
  }

  .article-end-nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }

  .related-card-main {
    flex-direction: column;
  }

  .related-media {
    width: 100%;
    height: 190px;
    min-height: 0;
  }

  .related-card-body {
    padding: 22px;
  }

  .related-card-body h3 {
    font-size: 19px;
  }

  .cta-band {
    margin-top: 0;
    border-radius: 18px;
  }

  .cta-band::before {
    border-radius: 18px;
  }

  .cta-inner {
    padding: 44px 24px;
  }

  .brand-cn {
    display: block;
    margin-top: 4px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    padding: 42px 0 34px;
    gap: 30px;
  }

  .footer-bottom {
    justify-content: center;
    text-align: center;
  }

  .site-footer {
    margin-top: 60px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* roulang page: category2 */
:root{
  --bg:#F5F6F1;
  --surface:#FFFFFF;
  --ink:#101D1A;
  --deep:#16251F;
  --green:#1C4B3D;
  --lime:#C6F24E;
  --text:#1C2421;
  --muted:#5F6F67;
  --line:#DEE4DD;
  --soft-green:#E7F0E4;
  --success:#23845F;
  --warning:#E89B2B;
  --danger:#D4503E;
  --radius-lg:28px;
  --radius-md:20px;
  --radius-sm:14px;
  --shadow-1:0 14px 34px rgba(0,0,0,.06);
  --shadow-2:0 24px 48px rgba(0,0,0,.12);
  --ease:cubic-bezier(.2,.5,.2,1);
  --font:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;border:0;background:none;cursor:pointer}
ul,ol{list-style:none}
.container{width:min(1224px,100% - 48px);margin-inline:auto}
.section{padding-block:88px}
.section-tight{padding-block:60px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px}
.section-title{font-size:clamp(28px,3.2vw,42px);line-height:1.25;font-weight:900;color:var(--ink);letter-spacing:-.02em}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.16em;color:var(--green);text-transform:uppercase;margin-bottom:12px}
.kicker::before{content:"";width:22px;height:3px;border-radius:99px;background:var(--lime)}
.lead{color:var(--muted);max-width:640px;font-size:16px}
.head-link{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--green);font-size:14px;white-space:nowrap}
.head-link svg{width:18px;height:18px;transition:transform .25s var(--ease)}
.head-link:hover svg{transform:translateX(4px)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  height:50px;padding-inline:28px;border-radius:999px;
  font-size:15px;font-weight:800;line-height:1;
  transition:transform .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  border:1px solid transparent;white-space:nowrap;
}
.btn svg{width:17px;height:17px}
.btn-primary{background:var(--lime);color:#111F17}
.btn-primary:hover{background:#d6ff70;transform:translateY(-2px);box-shadow:0 12px 28px rgba(198,242,78,.22)}
.btn-primary:active{transform:scale(.98)}
.btn-secondary{border-color:rgba(16,29,26,.18);color:var(--ink);background:transparent}
.btn-secondary:hover{border-color:var(--green);background:var(--soft-green);transform:translateY(-2px)}
.btn-light{background:#fff;color:#111F17}
.btn-light:hover{background:var(--lime);transform:translateY(-2px)}
.btn-quiet{height:44px;padding-inline:20px;font-size:14px;background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.22)}
.btn-quiet:hover{background:rgba(255,255,255,.18);transform:translateY(-2px)}

/* ===== 顶部导航卡片 ===== */
.site-header{padding-top:24px;position:relative;z-index:60}
.nav-card{
  display:flex;
  align-items:center;
  gap:14px;
  padding:14px 18px;
  border-radius:24px;
  background:linear-gradient(135deg,#1B2B25 0%,#111D19 70%);
  box-shadow:0 18px 46px rgba(16,29,26,.13);
  position:relative;
}
.nav-brand{flex-shrink:0;padding:4px 10px 4px 6px;border-radius:16px}
.nav-brand:hover .nav-logo{transform:translateY(-2px)}
.nav-logo{font-size:23px;font-weight:900;color:#FFF;line-height:1.1;letter-spacing:-.02em;display:flex;flex-direction:column;transition:transform .2s var(--ease)}
.logo-sub{font-size:11px;font-weight:500;color:rgba(255,255,255,.52);letter-spacing:.04em}
.nav-links{display:flex;align-items:center;gap:8px;margin-inline:auto}
.nav-link{
  display:inline-flex;align-items:center;gap:8px;
  height:42px;padding-inline:15px;border-radius:999px;
  color:rgba(255,255,255,.72);font-size:14px;font-weight:700;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.nav-link svg{width:17px;height:17px;stroke-width:1.8;fill:none;stroke:currentColor}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-link.active{background:var(--lime);color:#132017}
.nav-cta{flex-shrink:0}
.nav-cta .btn{height:44px;padding-inline:22px}
.burger{display:none;width:44px;height:44px;border-radius:12px;place-items:center;color:#fff;background:rgba(255,255,255,.08)}
.burger svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}

/* ===== 分类页眉 ===== */
.page-hero{
  margin-top:24px;
  border-radius:32px;
  overflow:hidden;
  background:linear-gradient(120deg,#172A22 0%,#0F1B17 72%);
  box-shadow:var(--shadow-1);
  position:relative;
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity:.1;
  pointer-events:none;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.02fr .98fr;
  align-items:stretch;
  gap:24px;
  position:relative;z-index:2;
}
.hero-copy{padding:60px 22px 54px 52px;display:flex;flex-direction:column;justify-content:center}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.46);margin-bottom:24px}
.crumb a{color:rgba(255,255,255,.62);transition:color .2s}
.crumb a:hover{color:#fff}
.crumb .sep{width:14px;height:1px;background:rgba(255,255,255,.25)}
.crumb .current{color:var(--lime);font-weight:600}
.hero-eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:13px;color:var(--lime);background:rgba(198,242,78,.08);border:1px solid rgba(198,242,78,.2);padding:7px 14px;border-radius:999px;font-weight:600;align-self:flex-start;margin-bottom:22px}
.hero-eyebrow::before{content:"";width:7px;height:7px;border-radius:99px;background:var(--lime);box-shadow:0 0 0 4px rgba(198,242,78,.14)}
.page-title{font-size:clamp(44px,6.4vw,72px);line-height:1.08;color:#fff;font-weight:900;letter-spacing:-.035em}
.page-title span{color:var(--lime)}
.hero-sub{color:rgba(255,255,255,.7);font-size:18px;max-width:540px;line-height:1.85;margin-top:22px;border-left:3px solid var(--lime);padding-left:18px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-skills{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.skill-chip{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);color:rgba(255,255,255,.76);font-size:12px;padding:6px 14px;border-radius:999px;font-weight:600;letter-spacing:.02em;backdrop-filter:blur(4px)}
.skill-chip em{color:var(--lime);font-style:normal}
.hero-visual{position:relative;min-height:420px}
.hero-visual img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,var(--deep) 0%,rgba(16,29,26,0) 34%),linear-gradient(0deg,rgba(16,29,26,.72) 0%,rgba(16,29,26,0) 42%);
}
.hero-card-tag{
  position:absolute;z-index:3;left:28px;bottom:28px;
  color:#fff;text-align:left;max-width:300px;padding-right:20px;
}
.hero-card-tag span{display:inline-block;padding:4px 11px;border-radius:99px;background:rgba(198,242,78,.16);border:1px solid rgba(198,242,78,.3);color:var(--lime);font-size:12px;font-weight:700;margin-bottom:12px}
.hero-card-tag strong{font-size:20px;line-height:1.35;font-weight:800}
.hero-card-tag p{font-size:13px;color:rgba(255,255,255,.7);margin-top:10px}

/* ===== 新闻主题索引 ===== */
.news-map{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.spotlight-card{
  grid-column:span 7;
  border-radius:24px;
  overflow:hidden;
  background:var(--surface);
  border:1px solid var(--line);
  box-shadow:var(--shadow-1);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
  display:flex;
}
.spotlight-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.spot-image{width:46%;min-height:320px;position:relative;overflow:hidden}
.spot-image img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.spot-image::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(16,29,26,.2),rgba(16,29,26,0) 40%)}
.spot-badge{position:absolute;left:16px;top:16px;z-index:2;background:var(--lime);color:var(--ink);font-weight:800;font-size:12px;padding:6px 13px;border-radius:999px}
.spot-body{padding:32px 30px;display:flex;flex-direction:column}
.spot-cat{color:var(--muted);font-size:13px;letter-spacing:.08em;text-transform:uppercase;font-weight:600}
.spot-body h2{font-size:26px;line-height:1.35;font-weight:900;color:var(--ink);margin-top:12px;letter-spacing:-.01em}
.spot-body p{color:var(--muted);font-size:15px;line-height:1.9;margin-top:14px}
.spot-foot{margin-top:auto;padding-top:22px}
.line-link{display:inline-flex;align-items:center;gap:7px;color:var(--green);font-weight:800;font-size:14px;border-bottom:1px solid rgba(28,75,61,.25);padding-bottom:4px;transition:border-color .2s,gap .2s}
.line-link:hover{color:var(--green);border-color:var(--green);gap:11px}
.edge-list{
  grid-column:span 5;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:24px;
  padding:26px 24px 16px;
  box-shadow:var(--shadow-1);
  display:flex;flex-direction:column;
}
.edge-head{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:6px}
.edge-head h3{font-size:19px;font-weight:900;color:var(--ink)}
.edge-more{color:var(--green);font-size:13px;font-weight:600}
.edge-list ul{margin-top:12px}
.edge-list li{border-bottom:1px solid #ECEFE8}
.edge-list li:last-child{border-bottom:none}
.edge-item{
  display:block;padding:14px 2px;position:relative;
  transition:padding-left .25s var(--ease);
}
.edge-item::before{content:"→";position:absolute;left:-4px;top:16px;opacity:0;color:var(--green);font-weight:600;font-size:15px;transition:.2s}
.edge-item:hover{padding-left:20px}
.edge-item:hover::before{opacity:1}
.edge-item span{font-size:12px;color:var(--muted);font-weight:600;letter-spacing:.03em}
.edge-item h4{font-size:15px;color:var(--ink);font-weight:700;margin-top:2px;line-height:1.6}
.edge-meta{display:flex;justify-content:space-between;align-items:center;margin-top:4px;font-size:12px;color:var(--muted);gap:10px}
.edge-arrow{width:28px;height:28px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:var(--green);font-size:15px;flex-shrink:0;transition:transform .2s}
.edge-item:hover .edge-arrow{transform:translateX(3px);border-color:var(--green)}
.news-label{font-size:12px;font-weight:600;color:var(--green);background:#E9F3E7;display:inline-block;padding:3px 10px;border-radius:99px}

/* ===== 运动条目 ===== */
.topics-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.topics-row-main{
  grid-column:span 7;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
}
.topic-grid-card{
  grid-column:span 5;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
}
.topic-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:22px;
  overflow:hidden;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-2)}
.topic-img{overflow:hidden;aspect-ratio:4/3;position:relative}
.topic-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.topic-card:hover .topic-img img{transform:scale(1.03)}
.topic-img span{position:absolute;left:14px;top:14px;z-index:2}
.topic-body{padding:20px 20px 22px}
.topic-body h3{font-size:18px;font-weight:900;line-height:1.4;color:var(--ink)}
.topic-body p{font-size:14px;color:var(--muted);line-height:1.8;margin-top:9px}
.topic-link{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--green);margin-top:15px}
.topic-link svg{width:14px;height:14px;transition:transform .2s}
.topic-link:hover svg{transform:translateX(4px)}

/* ===== 编辑流程 ===== */
.flow-section{
  background:var(--deep);
  position:relative;
  overflow:hidden;
}
.flow-section::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat fixed;
  opacity:.1;
}
.flow-section .container{position:relative;z-index:2}
.flow-section .section-title{color:#fff}
.flow-section .lead{color:rgba(255,255,255,.62)}
.flow-list{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:40px;counter-reset:step}
.flow-item{
  border-radius:22px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
  padding:30px 24px;
  counter-increment:step;
  position:relative;
  transition:background .25s var(--ease),transform .25s var(--ease);
}
.flow-item:hover{background:rgba(255,255,255,.08);transform:translateY(-4px)}
.flow-num{font-size:14px;color:var(--lime);font-weight:800;letter-spacing:.02em;display:flex;align-items:center;gap:10px}
.flow-num::before{content:"0" counter(step);}
.flow-num::after{content:"";height:1px;background:rgba(198,242,78,.3);flex:1}
.flow-item h3{color:#fff;font-size:18px;font-weight:800;margin-top:26px}
.flow-item p{color:rgba(255,255,255,.55);font-size:14px;line-height:1.85;margin-top:10px}

/* ===== 会员联动条 ===== */
.member-strip{
  background:linear-gradient(120deg,rgba(28,75,61,.08),rgba(198,242,78,.1));
  border:1px solid rgba(28,75,61,.12);
  border-radius:26px;
  padding:44px 52px;
  display:flex;
  align-items:center;
  gap:30px;
  flex-wrap:wrap;
}
.member-strip-icon{width:62px;height:62px;border-radius:20px;background:var(--green);color:#fff;display:grid;place-items:center;flex-shrink:0}
.member-strip-icon svg{width:28px;height:28px;fill:none;stroke:currentColor;stroke-width:1.8}
.member-strip-body{flex:1;min-width:280px}
.member-strip-body h3{font-size:22px;font-weight:900;color:var(--ink);letter-spacing:-.01em}
.member-strip-body p{color:var(--muted);font-size:15px;margin-top:6px}
.member-strip-body p a{color:var(--green);font-weight:700;border-bottom:1px solid rgba(28,75,61,.3)}
.member-strip-actions{display:flex;gap:12px}

/* ===== FAQ ===== */
.faq-panel{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-summary{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:26px 4px;cursor:pointer;list-style:none;
}
.faq-summary::-webkit-details-marker{display:none}
.faq-summary:hover h3{color:var(--green)}
.faq-summary h3{font-size:17px;font-weight:800;color:var(--ink);transition:color .2s;letter-spacing:-.01em}
.faq-summary .faq-q-icon{flex-shrink:0;width:36px;height:36px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;transition:transform .3s var(--ease),background .3s,border-color .3s}
.faq-summary .faq-q-icon svg{width:15px;height:15px;fill:none;stroke:var(--green);stroke-width:2;stroke-linecap:round;transition:transform .3s var(--ease)}
.faq-item[open] .faq-q-icon{background:var(--lime);border-color:var(--lime)}
.faq-item[open] .faq-q-icon svg{transform:rotate(45deg)}
.faq-answer{padding:0 64px 26px 4px;color:var(--muted);max-width:840px;line-height:1.9;font-size:15px}
.faq-answer a{color:var(--green);font-weight:600;border-bottom:1px solid rgba(28,75,61,.24)}

/* ===== 深度CTA ===== */
.bottom-cta{
  border-radius:32px;
  overflow:hidden;
  position:relative;
  background:linear-gradient(105deg,#0F1C17 0%,#193529 60%);
}
.bottom-cta::after{
  content:"";position:absolute;right:-10%;top:-20%;width:46%;height:120%;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity:.12;transform:rotate(-8deg);
}
.bottom-cta .cta-grid{display:grid;grid-template-columns:1.2fr .8fr;align-items:center;position:relative;z-index:2}
.cta-copy{padding:62px 54px}
.cta-copy h2{color:#fff;font-size:clamp(28px,4vw,46px);font-weight:900;letter-spacing:-.03em;line-height:1.2}
.cta-copy h2 em{color:var(--lime);font-style:normal}
.cta-copy p{color:rgba(255,255,255,.62);max-width:520px;margin-top:16px;font-size:16px;line-height:1.9}
.cta-actions{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
.cta-actions .btn{height:52px;padding-inline:32px}
.cta-panel{position:relative;padding:52px 40px}
.cta-panel .cta-sign{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  border-radius:22px;padding:26px;backdrop-filter:blur(3px);
}
.cta-sign h3{color:var(--lime);font-size:15px}
.cta-sign .price-line{color:#fff;font-size:52px;font-weight:900;letter-spacing:-.04em;margin-top:10px;display:flex;align-items:flex-end;gap:8px}
.cta-sign .price-line small{font-size:16px;font-weight:500;color:rgba(255,255,255,.5);padding-bottom:10px}
.cta-sign ul{list-style:none;margin-top:18px;display:grid;gap:10px}
.cta-sign li{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.7);font-size:14px;line-height:1.5}
.cta-sign li svg{width:15px;height:15px;flex-shrink:0;fill:none;stroke:var(--lime);stroke-width:2.2}
.cta-sign li em{font-style:normal;color:rgba(255,255,255,.92)}

/* ===== 页脚 ===== */
.site-footer{background:#0E1A16;color:rgba(255,255,255,.64);margin-top:96px;padding-top:12px}
.footer-topline{height:4px;width:100%;background:linear-gradient(90deg,var(--lime),transparent)}
.footer-grid{display:grid;grid-template-columns:1.2fr .9fr .9fr;gap:40px;padding-block:58px 38px}
.footer-brand{font-size:24px;font-weight:900;color:#fff;letter-spacing:-.02em;line-height:1.3}
.brand-cn{font-size:13px;color:var(--lime);font-weight:500;margin-top:8px;display:block;letter-spacing:.08em}
.footer-desc{color:rgba(255,255,255,.48);font-size:15px;line-height:1.9;max-width:340px;margin-top:16px}
.footer-col-title{color:#fff;font-size:15px;font-weight:800;margin-bottom:18px;letter-spacing:.02em}
.footer-col ul{display:grid;gap:13px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.6);transition:color .2s,padding-left .2s;display:inline-flex}
.footer-col a:hover{color:var(--lime);padding-left:6px}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:center;border-top:1px solid rgba(255,255,255,.08);padding-block:22px;font-size:13px;color:rgba(255,255,255,.34)}
.footer-bottom a{color:rgba(255,255,255,.6)}
.footer-bottom a:hover{color:var(--lime)}

/* ===== 通用空状态 ===== */
.is-empty{border:1px dashed var(--line);border-radius:18px;padding:34px;text-align:center;color:var(--muted);font-size:14px;margin-bottom:18px;background:var(--surface)}
.is-empty::before{content:"△ ";color:var(--muted);letter-spacing:.2em;font-size:15px}

/* ===== 响应式断点 ===== */
@media (max-width:1080px){
  .page-title{font-size:44px}
  .spotlight-card{flex-direction:column}
  .spot-image{width:100%;min-height:220px;position:relative}
  .spot-image img{position:relative;height:220px}
}
@media (max-width:920px){
  .hero-grid{grid-template-columns:1fr}
  .hero-copy{padding:36px}
  .hero-visual{min-height:300px;order:-1}
  .section{padding-block:64px}
  .spotcard-md{grid-column:span 12!important}
  .topics-grid{display:block}
  .topics-row-main,.topic-grid-card{grid-template-columns:repeat(2,1fr)}
  .member-strip{padding:30px;flex-direction:column;align-items:flex-start}
  .flow-grid{grid-template-columns:repeat(2,1fr)}
  .cta-grid{grid-template-columns:1fr}
  .cta-panel{padding:0 54px 54px}
  .cta-copy{padding:54px 54px 10px}
  .footer-grid{grid-template-columns:1fr 1fr;padding-block:44px 30px}
  .footer-grid>div:first-child{grid-column:span 2}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px}
}
@media (max-width:768px){
  .site-header{padding-top:16px}
  .nav-card{flex-wrap:nowrap}
  .nav-links{display:none;position:absolute;top:calc(100% + 14px);left:0;right:0;flex-direction:column;background:#16251F;border-radius:22px;padding:16px;gap:6px;align-items:stretch;z-index:100;box-shadow:0 24px 48px rgba(0,0,0,.3)}
  .nav-links.open{display:flex}
  .nav-link{padding:14px 16px;height:auto;justify-content:flex-start}
  .nav-link svg{width:19px;height:19px}
  .burger{display:grid}
  .nav-cta{display:none}
  .nav-brand{padding-left:4px}
  .page-hero{margin-top:14px;border-radius:22px}
  .hero-copy{padding:24px 18px 32px}
  .page-title{font-size:38px}
  .hero-sub{font-size:15px;padding-left:14px}
  .hero-visual{min-height:230px}
  .hero-visual img{position:relative}
  .hero-visual::after{background:linear-gradient(0deg,var(--deep),rgba(16,29,26,.1))}
  .hero-card-tag{left:18px;bottom:18px;right:18px}
  .section{padding-block:48px;margin-top:0}
  .spotlight-card{grid-column:span 12}
  .spotcard-sm{grid-column:span 12!important}
  .topics-row-main,.topic-grid-card{grid-template-columns:1fr}
  .topics-row-main,.topic-grid-card{gap:14px}
  .news-map,.topics-grid,gap:14px{gap:14px}
  .btn{height:46px;padding-inline:20px}
  .section-title{font-size:27px}
  .faq-answer{padding-right:24px}
  .footer-bottom{justify-content:center;text-align:center}
}
@media (max-width:520px){
  .container{width:min(100% - 32px,1224px)}
  .page-title{font-size:32px}
  .crumb{font-size:12px}
  .skill-chip{font-size:11px}
  .hero-actions{display:grid;grid-template-columns:1fr}
  .btn{width:100%}
  .edge-list{padding:20px}
  .footer-grid{grid-template-columns:1fr}
  .footer-grid>div:first-child{grid-column:auto}
  .footer-bottom{flex-direction:column}
  .flow-grid{grid-template-columns:1fr}
  .cta-actions{width:100%;flex-direction:column}
  .cta-copy{padding:40px 24px 10px}
  .cta-panel{padding:0 24px 40px}
  .member-strip .btn{width:100%}
  .member-strip-actions{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001s!important;transition-duration:.001s!important;scroll-behavior:auto!important}
}

/* roulang page: category3 */
:root {
  --white: #FFFFFF;
  --bg: #F5F6F1;
  --ink: #101D1A;
  --panel: #16251F;
  --primary: #1C4B3D;
  --accent: #C6F24E;
  --body: #1C2421;
  --muted: #5F6F67;
  --line: #DEE4DD;
  --success: #23845F;
  --warning: #E89B2B;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --shadow-sm: 0 10px 24px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 22px 44px rgba(0, 0, 0, 0.09);
  --ease: cubic-bezier(.2, .5, .2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--body);
  font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.container {
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 28px;
}

.container-wide {
  max-width: 1280px;
  margin-inline: auto;
  padding-inline: 28px;
}

/* ---------- Nav Card ---------- */
.site-header {
  padding-top: 26px;
}

.nav-card {
  max-width: 1200px;
  margin-inline: auto;
  margin-top: 22px;
  display: flex;
  align-items: center;
  gap: 22px;
  background: var(--panel);
  border-radius: 24px;
  padding: 14px 18px;
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.12);
}

.nav-brand {
  display: flex;
  align-items: center;
  padding: 6px 12px 6px 8px;
  border-radius: 18px;
  transition: background 0.25s var(--ease);
}

.nav-brand:hover {
  background: rgba(255, 255, 255, 0.06);
}

.nav-logo {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  font-size: 22px;
  font-weight: 900;
  color: var(--accent);
  letter-spacing: 0.4px;
}

.logo-sub {
  font-size: 11px;
  font-weight: 600;
  color: #b9c4be;
  letter-spacing: 2.6px;
  margin-top: 4px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #aeb9b3;
  font-size: 14px;
  font-weight: 600;
  padding: 11px 16px;
  border-radius: 999px;
  transition: background 0.24s var(--ease), color 0.24s var(--ease), transform 0.24s var(--ease);
}

.nav-link svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.nav-link:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  transform: translateY(-1px);
}

.nav-link.active {
  background: var(--accent);
  color: var(--ink);
}

.nav-cta {
  display: flex;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 11px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  line-height: 1.2;
  border: 1px solid transparent;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
}

.btn-primary {
  background: var(--accent);
  color: var(--ink);
}

.btn-primary:hover {
  background: #d6fe69;
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(198, 242, 78, 0.22);
}

.btn-primary:active {
  transform: scale(0.98);
}

.btn-outline {
  border-color: #cad1c9;
  background: transparent;
  color: var(--ink);
}

.btn-outline:hover {
  border-color: var(--primary);
  background: rgba(28, 75, 61, 0.05);
  transform: translateY(-2px);
}

.btn-light {
  background: var(--white);
  color: var(--ink);
}

.btn-light:hover {
  background: #eff1ea;
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(255, 255, 255, 0.15);
}

.burger {
  display: none;
  margin-left: auto;
  background: rgba(255, 255, 255, 0.1);
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  transition: background 0.2s var(--ease);
}

.burger svg {
  stroke: #f4f6f1;
  stroke-width: 2;
  fill: none;
  width: 22px;
  height: 22px;
}

/* ---------- Category hero ---------- */
.cat-hero {
  padding: 72px 0 40px;
}

.crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 34px;
}

.crumb a {
  color: var(--primary);
  font-weight: 600;
  transition: opacity 0.2s;
}

.crumb a:hover {
  opacity: 0.72;
}

.crumb-line {
  display: inline-block;
  width: 14px;
  height: 1px;
  background: #c4ccc5;
}

.cat-hero-inner {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  grid-template-areas: "copy meta";
  gap: 80px;
  align-items: end;
}

.cat-hero-copy h1 {
  font-size: clamp(36px, 5vw, 60px);
  line-height: 1.1;
  font-weight: 900;
  color: var(--ink);
  letter-spacing: -1.5px;
}

.cat-hero-copy h1 span {
  color: var(--primary);
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  color: var(--primary);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 1px;
}

.hero-kicker::before {
  content: "";
  width: 24px;
  height: 3px;
  background: var(--accent);
  border-radius: 99px;
}

.cat-hero-copy .lead {
  margin-top: 24px;
  max-width: 560px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
}

.cat-hero-meta {
  grid-area: meta;
  border-left: 1px solid var(--line);
  padding-left: 42px;
  padding-bottom: 10px;
}

.cat-metrics {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.metric-item {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.metric-num {
  font-size: 32px;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: -0.5px;
}

.metric-unit {
  font-size: 13px;
  color: var(--muted);
  font-weight: 600;
}

.metric-label {
  font-size: 14px;
  color: var(--muted);
}

/* ---------- Step index ---------- */
.learning-path {
  padding: 84px 0;
  background: var(--white);
  border-radius: 40px 40px 0 0;
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 44px;
}

.section-head h2 {
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 900;
  letter-spacing: -1px;
  color: var(--ink);
  line-height: 1.2;
}

.section-head p {
  max-width: 400px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.step-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.step-card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 30px 24px 24px;
  background: var(--bg);
  min-height: 250px;
  transition: box-shadow 0.25s var(--ease), transform 0.25s var(--ease);
}

.step-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.step-num {
  font-size: 18px;
  font-weight: 900;
  color: var(--primary);
  background: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  margin-bottom: 26px;
}

.step-card h3 {
  font-size: 20px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 10px;
}

.step-card p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

.step-list {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.step-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--body);
  font-weight: 600;
}

.step-list li::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 99px;
  background: var(--primary);
}

/* ---------- Feature module ---------- */
.feature-topic-section {
  padding: 100px 0 20px;
}

.feature-topic {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 48px;
}

.feature-topic.reverse {
  grid-template-columns: 0.95fr 1.05fr;
}

.feature-topic.reverse .feature-media {
  order: 2;
}

.feature-media {
  border-radius: 28px;
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-sm);
  aspect-ratio: 4 / 3;
  background: var(--panel);
}

.feature-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}

.feature-topic:hover .feature-media img {
  transform: scale(1.03);
}

.feature-media .media-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(16, 29, 26, 0.72) 100%);
}

.feature-media-caption {
  position: absolute;
  left: 20px;
  bottom: 18px;
  color: #ffffff;
}

.feature-media-caption .tag {
  display: inline-block;
  background: var(--accent);
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: 99px;
  margin-bottom: 8px;
}

.feature-media-caption h3 {
  font-size: 20px;
  font-weight: 800;
  line-height: 1.3;
}

.feature-copy .feature-kicker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 800;
  color: var(--primary);
  background: rgba(28, 75, 61, 0.07);
  padding: 6px 14px;
  border-radius: 99px;
  margin-bottom: 22px;
  letter-spacing: 0.4px;
}

.feature-copy h2 {
  font-size: clamp(24px, 2.6vw, 34px);
  font-weight: 900;
  line-height: 1.3;
  color: var(--ink);
  margin-bottom: 18px;
  letter-spacing: -0.7px;
}

.feature-copy > p {
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 20px;
}

.simple-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 26px;
}

.simple-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 15px;
  color: var(--body);
}

.simple-list li svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  stroke: var(--primary);
  stroke-width: 1.8;
  fill: none;
  margin-top: 3px;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--primary);
  font-weight: 800;
  font-size: 15px;
  transition: gap 0.25s var(--ease);
}

.link-arrow svg {
  width: 17px;
  height: 17px;
}

.link-arrow:hover {
  gap: 14px;
}

/* ---------- Motion teaching split ---------- */
.teaching-split {
  padding: 90px 0;
}

.split-card {
  border-radius: 32px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  background: var(--panel);
  color: #ecf0ec;
}

.split-media {
  background: var(--ink);
  min-height: 380px;
  position: relative;
  overflow: hidden;
}

.split-media img {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.split-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 62%, #16251F 100%);
}

.split-content {
  padding: 56px 52px 56px 70px;
}

.split-content h2 {
  color: #ffffff;
  font-size: 30px;
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: 14px;
}

.split-content h2 span {
  color: var(--accent);
}

.split-content p {
  color: rgba(236, 240, 236, 0.75);
  line-height: 1.9;
  margin-bottom: 26px;
  max-width: 500px;
}

.split-pointers {
  display: grid;
  gap: 18px;
  margin-bottom: 30px;
}

.split-pointer {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  font-weight: 600;
}

.split-pointer-icon {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  border-radius: 10px;
  background: rgba(198, 242, 78, 0.14);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.split-pointer-icon svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 1.8;
  fill: none;
}

.btn-on-dark {
  background: var(--accent);
  color: var(--ink);
}

.btn-on-dark:hover {
  background: #d9fb72;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(198, 242, 78, 0.18);
}

/* ---------- Different cards ---------- */
.topic-index-section {
  padding: 26px 0 96px;
}

.topic-grid {
  display: grid;
  grid-template-areas: "football course big"
    "basketball course table";
  grid-template-columns: 1fr 0.92fr 1.1fr;
  gap: 22px;
}

.topic-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 30px 26px;
  transition: box-shadow 0.25s var(--ease), transform 0.25s var(--ease);
}

.topic-card.large {
  grid-area: football;
  min-height: 300px;
}

.topic-card.vertical {
  grid-area: course;
  grid-row: span 2;
  gap: 10px;
  min-height: 400px;
  display: flex;
  flex-direction: column;
}

.topic-card.table {
  grid-area: basketball;
}

.topic-card.highlight {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
  grid-area: table;
  display: flex;
  align-items: center;
  gap: 22px;
  min-height: 190px;
}

.topic-card.highlight .lb-num {
  color: var(--accent);
}

.topic-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.topic-card .topic-icon {
  display: inline-flex;
  width: 50px;
  height: 50px;
  background: rgba(28, 75, 61, 0.1);
  border-radius: 16px;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  color: var(--primary);
}

.topic-card.large .topic-icon svg,
.topic-card.table .topic-icon svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 1.6;
  fill: none;
}

.topic-card .topic-tag {
  font-size: 12px;
  font-weight: 800;
  color: var(--primary);
  background: rgba(28, 75, 61, 0.07);
  border-radius: 99px;
  padding: 4px 10px;
  display: inline-block;
  margin-bottom: 12px;
  letter-spacing: 0.3px;
}

.topic-card h3 {
  font-size: 20px;
  font-weight: 800;
  color: var(--ink);
  line-height: 1.3;
  margin-bottom: 8px;
}

.topic-card p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

.vertical-items {
  display: flex;
  flex-direction: column;
  margin-top: 12px;
  flex: 1;
}

.vertical-items a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  color: var(--body);
  font-size: 14px;
  font-weight: 600;
  transition: padding 0.2s var(--ease), color 0.2s;
}

.vertical-items a:last-child {
  border-bottom: none;
}

.vertical-items a:hover {
  color: var(--primary);
  padding-left: 8px;
}

.vertical-items a svg {
  width: 16px;
  height: 16px;
}

.num-row {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lb-num {
  font-size: 44px;
  font-weight: 900;
  line-height: 1.1;
  color: var(--ink);
}

.lb-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 4px;
}

.highlight .lb-label {
  color: rgba(255, 255, 255, 0.75);
}

/* ---------- Image background banner ---------- */
.small-cta-banner {
  position: relative;
  overflow: hidden;
  border-radius: 32px;
  background: var(--panel);
  min-height: 280px;
  margin-bottom: 96px;
  display: flex;
  align-items: center;
}

.small-cta-banner .banner-bg {
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}

.small-cta-banner .banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(16, 29, 26, 0.93) 0%, rgba(16, 29, 26, 0.78) 62%, rgba(16, 29, 26, 0.35) 100%);
}

.banner-content {
  position: relative;
  z-index: 2;
  color: #ffffff;
  max-width: 620px;
  padding: 48px 56px;
}

.banner-content h2 {
  font-size: 26px;
  font-weight: 900;
  line-height: 1.35;
  margin-bottom: 14px;
}

.banner-content p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 15px;
  line-height: 1.9;
  margin-bottom: 24px;
}

/* ---------- FAQ ---------- */
.faq-section {
  padding: 10px 0 90px;
}

.faq-panel {
  border-top: 1px solid var(--line);
}

details.faq-item {
  border-bottom: 1px solid var(--line);
}

.faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  list-style: none;
  padding: 24px 6px;
  cursor: pointer;
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  transition: color 0.2s var(--ease);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary:hover {
  color: var(--primary);
}

.faq-item summary .faq-arrow {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 99px;
  border: 1px solid var(--line);
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s var(--ease), background 0.3s, color 0.3s;
}

.faq-item summary .faq-arrow svg {
  width: 15px;
  height: 15px;
}

.faq-item[open] summary .faq-arrow {
  transform: rotate(180deg);
  background: var(--primary);
  color: var(--accent);
}

.faq-item .faq-body {
  padding: 0 48px 26px 6px;
  color: var(--muted);
  line-height: 1.9;
  font-size: 15px;
  max-width: 780px;
}

/* ---------- CTA block ---------- */
.final-cta {
  padding: 24px 0 100px;
}

.cta-panel {
  border-radius: 32px;
  background: url('/assets/images/backpic/back-2.png') center/cover no-repeat var(--panel);
  position: relative;
  overflow: hidden;
}

.cta-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(22, 37, 31, 0.95) 18%, rgba(22, 37, 31, 0.74) 65%, rgba(28, 43, 35, 0.6) 100%);
}

.cta-panel-content {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 62px 60px;
}

.cta-text h2 {
  font-size: 30px;
  font-weight: 900;
  color: #ffffff;
  line-height: 1.3;
  margin-bottom: 10px;
}

.cta-text p {
  color: rgba(255, 255, 255, 0.75);
  max-width: 560px;
  line-height: 1.8;
  font-size: 15px;
}

.cta-actions {
  display: flex;
  gap: 14px;
  flex-direction: column;
  align-items: flex-start;
}

.cta-actions .btn-outline-light {
  border-color: rgba(255, 255, 255, 0.5);
  color: #ffffff;
}

.cta-actions .btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #ffffff;
  transform: translateY(-2px);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--ink);
  color: #ced6d1;
  margin-top: 40px;
}

.site-footer .container {
  padding-top: 64px;
}

.footer-topline {
  height: 4px;
  width: 84px;
  background: var(--accent);
  border-radius: 99px;
  margin-bottom: 48px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 52px;
  padding-bottom: 48px;
}

.footer-brand {
  font-size: 22px;
  font-weight: 900;
  color: #ffffff;
  line-height: 1.2;
}

.footer-brand .brand-cn {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 1px;
  margin-top: 6px;
}

.footer-desc {
  max-width: 400px;
  color: rgba(214, 222, 216, 0.65);
  font-size: 14px;
  line-height: 1.9;
  margin-top: 20px;
}

.footer-col-title {
  font-size: 15px;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 20px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-col a {
  color: rgba(214, 222, 216, 0.65);
  font-size: 14px;
  transition: color 0.2s var(--ease), padding-left 0.2s var(--ease);
}

.footer-col a:hover {
  color: var(--accent);
  padding-left: 4px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 26px 0 34px;
  font-size: 13px;
  color: rgba(214, 222, 216, 0.5);
}

.footer-bottom a {
  color: rgba(214, 222, 216, 0.7);
}

.footer-bottom a:hover {
  color: var(--accent);
}

/* ---------- Motion safe preference ---------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .cat-hero-inner {
    gap: 44px;
    grid-template-columns: 1fr 0.9fr;
  }

  .step-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .topic-grid {
    grid-template-areas: "football football"
      "basketball course"
      "table course";
    grid-template-columns: 1fr 1fr;
  }

  .topic-card.vertical {
    grid-area: course;
  }

  .topic-card.table {
    grid-area: table;
  }

  .feature-topic,
  .feature-topic.reverse {
    grid-template-columns: 1fr;
  }

  .feature-topic.reverse .feature-media {
    order: 0;
  }

  .split-card {
    grid-template-columns: 1fr;
  }

  .split-media {
    min-height: 240px;
  }

  .split-media::after {
    background: linear-gradient(180deg, transparent 55%, #16251F 100%);
  }

  .split-content {
    padding: 40px;
  }

  .cta-panel-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .cta-actions {
    flex-direction: row;
  }
}

@media (max-width: 768px) {
  .nav-card {
    padding: 12px 14px;
    gap: 10px;
  }

  .nav-brand {
    padding: 4px 8px;
  }

  .nav-links {
    display: none;
  }

  .nav-cta {
    display: none;
  }

  .burger {
    display: flex;
  }

  .nav-links.is-open {
    display: flex;
    position: absolute;
    top: 86px;
    left: 16px;
    right: 16px;
    z-index: 90;
    flex-direction: column;
    align-items: stretch;
    background: var(--panel);
    border-radius: 24px;
    padding: 16px;
    gap: 8px;
    box-shadow: var(--shadow-lg);
  }

  .nav-links.is-open .nav-link {
    justify-content: flex-start;
    border-radius: 14px;
    font-size: 15px;
    padding: 14px 16px;
  }

  .is-open .nav-cta-mobile {
    display: flex;
    padding: 14px 0 4px;
  }

  .nav-cta-mobile .btn {
    width: 100%;
  }

  .nav-cta-mobile {
    display: none;
  }

  .cat-hero {
    padding: 40px 0 30px;
  }

  .cat-hero-inner {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .cat-hero-meta {
    border-left: none;
    border-top: 1px solid var(--line);
    padding-left: 0;
    padding-top: 28px;
  }

  .metric-item {
    justify-content: flex-start;
  }

  .learning-path {
    padding: 56px 0;
    border-radius: 28px 28px 0 0;
  }

  .section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 34px;
  }

  .step-grid {
    grid-template-columns: 1fr;
  }

  .topic-grid {
    grid-template-areas: "football"
      "basketball"
      "table"
      "course";
    grid-template-columns: 1fr;
  }

  .small-cta-banner {
    min-height: 350px;
  }

  .banner-content {
    padding: 38px 28px;
  }

  .cta-panel-content {
    padding: 38px 28px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 38px;
  }
}

@media (max-width: 520px) {
  .container,
  .container-wide {
    padding-inline: 16px;
  }

  body {
    font-size: 15px;
  }

  .nav-card {
    margin-top: 10px;
    border-radius: 18px;
  }

  .cat-hero-copy h1 {
    font-size: 38px;
  }

  .metric-num {
    font-size: 28px;
  }

  .step-card {
    padding: 24px 20px;
  }

  .feature-topic-section,
  .teaching-split,
  .topic-index-section {
    padding-top: 34px;
    padding-bottom: 52px;
  }

  .split-content {
    padding: 30px 24px;
  }

  .btn {
    min-height: 44px;
    padding: 10px 20px;
  }

  .cta-actions {
    flex-direction: column;
    width: 100%;
  }

  .cta-actions .btn {
    width: 100%;
  }

  .final-cta,
  .faq-section {
    padding-bottom: 60px;
  }

  .footer-bottom {
    flex-direction: column;
  }

  .site-footer .container {
    padding-top: 40px;
  }
}

/* roulang page: category4 */
:root {
  --page-bg:#F5F6F1;
  --surface:#FFFFFF;
  --panel:#16251F;
  --panel-deep:#101D1A;
  --lime:#C6F24E;
  --green:#1C4B3D;
  --green-deep:#0F2B24;
  --ink:#1C2421;
  --muted:#5F6F67;
  --line:#DEE4DD;
  --success:#23845F;
  --warn:#E89B2B;
  --error:#D4503E;
  --radius-lg:24px;
  --radius-md:20px;
  --radius-sm:14px;
  --shadow:0 14px 34px rgba(0,0,0,.06);
  --shadow-hover:0 22px 42px rgba(0,0,0,.1);
  --font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  --transition:cubic-bezier(.2,.5,.2,1) .25s;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-family);
  background:var(--page-bg);
  color:var(--ink);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
body.nav-open{overflow:hidden;}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:3px solid rgba(198,242,78,.78);
  outline-offset:3px;
  border-radius:6px;
}
button{font-family:inherit;border:none;background:none;cursor:pointer;}
ul{list-style:none;}
.container{width:min(1200px,92%);margin:0 auto;}
.section{padding:96px 0;position:relative;}
.section-compact{padding:64px 0;}

/* ========== 按钮 ========== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:50px;
  padding:0 28px;
  border-radius:999px;
  font-size:15px;
  font-weight:800;
  letter-spacing:.02em;
  transition:transform .2s var(--transition),box-shadow .2s var(--transition),background .2s var(--transition),border-color .2s var(--transition);
  border:1px solid transparent;
  cursor:pointer;
  white-space:nowrap;
}
.btn-primary{
  background:var(--lime);
  color:var(--panel-deep);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(198,242,78,.3);background:#d4fd6e;}
.btn-primary:active{transform:scale(.98);}
.btn-dark{background:var(--panel-deep);color:#fff;}
.btn-dark:hover{transform:translateY(-2px);background:#223731;box-shadow:var(--shadow);}
.btn-ghost{
  border:1px solid rgba(255,255,255,.26);
  color:#fff;
  background:transparent;
}
.btn-ghost:hover{background:rgba(255,255,255,.1);transform:translateY(-2px);}
.btn-secondary{
  border-color:var(--line);
  color:var(--ink);
  background:var(--surface);
}
.btn-secondary:hover{border-color:var(--green);color:var(--green);transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}

/* ========== 导航 ========== */
.nav-section{padding-top:28px;background:transparent;}
.nav-card{
  position:relative;
  z-index:100;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  background:var(--panel);
  border-radius:22px;
  padding:10px 14px 10px 22px;
  box-shadow:0 20px 45px rgba(16,29,26,.14);
}
.nav-brand{display:flex;align-items:center;flex-shrink:0;}
.nav-logo{
  display:flex;
  flex-direction:column;
  line-height:1.1;
  color:#fff;
  font-weight:900;
  font-size:22px;
  letter-spacing:.02em;
}
.logo-sub{
  font-size:12px;
  color:var(--lime);
  font-weight:600;
  letter-spacing:.08em;
  margin-top:3px;
}
.nav-links{display:flex;align-items:center;gap:5px;}
.nav-link{
  display:flex;
  align-items:center;
  gap:7px;
  height:42px;
  padding:0 15px;
  border-radius:999px;
  color:rgba(255,255,255,.78);
  font-size:14.5px;
  font-weight:700;
  transition:background .2s var(--transition),color .2s var(--transition);
}
.nav-link svg{
  width:18px;height:18px;
  fill:none;stroke:currentColor;
  stroke-width:1.7;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.1);}
.nav-link.active{
  background:var(--lime);
  color:var(--panel-deep);
}
.nav-cta{margin-left:6px;}
.nav-cta .btn{height:42px;padding:0 20px;font-size:14px;}
.burger{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  align-items:center;
  justify-content:center;
  color:#fff;
  background:rgba(255,255,255,.08);
}
.burger svg{width:22px;height:22px;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;}
.mobile-nav{
  display:none;
  position:fixed;
  inset:0 auto 0 0;
  width:min(330px,86vw);
  height:100vh;
  background:var(--panel-deep);
  z-index:200;
  padding:32px 26px;
  flex-direction:column;
  gap:10px;
  box-shadow:20px 0 60px rgba(0,0,0,.25);
  transform:translateX(-100%);
  transition:transform .3s var(--transition);
}
.nav-open .mobile-nav{display:flex;transform:translateX(0);}
.mobile-nav .nav-mobile-brand{color:#fff;font-size:22px;font-weight:900;padding:12px 4px 28px;}
.mobile-nav a{
  color:rgba(255,255,255,.86);
  font-size:17px;
  font-weight:700;
  padding:14px 12px;
  border-radius:14px;
  display:flex;
  align-items:center;
  gap:12px;
}
.mobile-nav a:hover{background:rgba(255,255,255,.09);color:#fff;}
.mobile-nav a svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7;}
.mobile-nav .mobile-cta{margin-top:26px;}
.mobile-mask{
  display:none;
  position:fixed;inset:0;
  background:rgba(0,0,0,.52);
  z-index:150;
}
.nav-open .mobile-mask{display:block;}

/* ========== 分类页头 ========== */
.cat-hero{
  position:relative;
  background:linear-gradient(125deg,#101D1A 0%,#16251F 48%,#1C4B3D 100%);
  padding:92px 0 76px;
  overflow:hidden;
  color:#fff;
}
.cat-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(16,29,26,.45),rgba(22,37,31,.15)),url(/assets/images/backpic/back-3.webp) center 60%/cover no-repeat;
  opacity:.42;
  mix-blend-mode:luminosity;
}
.cat-hero::after{
  content:"";
  position:absolute;
  top:0;right:0;
  width:400px;height:100%;
  background:linear-gradient(130deg,transparent,rgba(198,242,78,.05));
}
.cat-hero .container{position:relative;z-index:2;}
.crumb{
  display:flex;
  align-items:center;
  gap:6px;
  color:rgba(255,255,255,.52);
  font-size:13px;
  margin-bottom:38px;
}
.crumb a{transition:color .2s;}
.crumb a:hover{color:var(--lime);}
.hero-flex{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:48px;
}
.hero-copy{max-width:700px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--lime);
  font-size:13px;
  font-weight:800;
  letter-spacing:.12em;
  text-transform:uppercase;
  margin-bottom:16px;
}
.eyebrow::before{content:"";display:block;width:28px;height:2px;background:var(--lime);}
.hero-copy h1{
  font-size:clamp(44px,6vw,76px);
  line-height:1.08;
  font-weight:900;
  letter-spacing:-.02em;
  margin-bottom:20px;
}
.hero-copy p{
  color:rgba(255,255,255,.76);
  font-size:17px;
  line-height:1.9;
  max-width:580px;
}
.hero-sidebar{
  width:280px;
  flex-shrink:0;
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-lg);
  padding:26px 24px 20px;
  background:rgba(255,255,255,.04);
  backdrop-filter:none;
}
.hero-sidebar .side-num{
  font-size:42px;
  font-weight:900;
  line-height:1;
  color:var(--lime);
  margin-bottom:18px;
}
.hero-sidebar .side-num span{
  font-size:18px;
  color:rgba(255,255,255,.55);
  font-weight:600;
  margin-left:8px;
}
.hero-sidebar p{
  color:rgba(255,255,255,.68);
  font-size:14px;
  margin-bottom:16px;
}
.hero-sidebar .btn{width:100%;height:46px;}

/* ========== 通用标题 ========== */
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:30px;
  margin-bottom:46px;
}
.sec-head.left{justify-content:flex-start;flex-direction:column;align-items:flex-start;gap:10px;}
.kicker{
  color:var(--green);
  font-weight:800;
  font-size:13px;
  letter-spacing:.16em;
}
.sec-head h2{
  font-size:clamp(32px,4vw,46px);
  font-weight:900;
  letter-spacing:-.02em;
  line-height:1.15;
  color:var(--ink);
}
.sec-head p{
  color:var(--muted);
  max-width:460px;
  font-size:16px;
}
.section-head-cta{flex-shrink:0;}

/* ========== 权益bento ========== */
.benefit-wrap{
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:24px;
}
.benefit-main{
  border-radius:var(--radius-lg);
  background:var(--panel);
  color:#fff;
  padding:34px;
  min-height:440px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  overflow:hidden;
  position:relative;
}
.benefit-main::after{
  content:"";
  position:absolute;
  right:-60px;bottom:-60px;
  width:300px;height:220px;
  background:linear-gradient(130deg,rgba(198,242,78,.22),transparent 70%);
  border-radius:30px;
  transform:rotate(-10deg);
}
.benefit-tag{
  align-self:flex-start;
  display:inline-flex;
  align-items:center;
  gap:7px;
  background:rgba(198,242,78,.16);
  border:1px solid rgba(198,242,78,.3);
  color:var(--lime);
  font-weight:800;
  font-size:13px;
  height:32px;padding:0 13px;
  border-radius:999px;
}
.benefit-main h3{
  font-size:32px;
  line-height:1.3;
  font-weight:900;
  position:relative;
  z-index:2;
  margin-top:22px;
}
.benefit-main h3 small{
  display:block;
  margin-top:6px;
  font-size:15px;
  font-weight:500;
  color:rgba(255,255,255,.6);
  line-height:1.7;
}
.benefit-main .footnote{
  position:relative;
  z-index:2;
  margin-top:18px;
  font-size:14px;
  color:rgba(255,255,255,.55);
}
.benefit-list{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
}
.benefit-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:26px 22px;
  transition:transform .2s var(--transition),box-shadow .2s var(--transition),border-color .2s;
}
.benefit-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#c2cec7;}
.benefit-ico{
  width:44px;height:44px;
  border-radius:14px;
  background:#E9F1E8;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:16px;
}
.benefit-ico svg{width:22px;height:22px;fill:none;stroke:var(--green);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.benefit-card h4{color:var(--ink);font-size:17px;font-weight:800;margin-bottom:7px;}
.benefit-card p{color:var(--muted);font-size:14px;line-height:1.75;}

/* ========== 图文介绍 ========== */
.explore-grid{
  display:grid;
  grid-template-columns:1fr 1.35fr;
  gap:40px;
  align-items:center;
}
.explore-media{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  min-height:320px;
}
.explore-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;}
.explore-media .img-veil{
  position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 35%,rgba(16,29,26,.5));
}
.explore-media .img-note{
  position:absolute;
  left:16px;bottom:16px;
  right:16px;
  color:#fff;
  font-size:14px;
  font-weight:600;
  padding:12px 16px;
  background:rgba(16,29,26,.42);
  border:1px solid rgba(255,255,255,.15);
  border-radius:14px;
}
.explore-copy h3{font-size:30px;font-weight:900;line-height:1.3;margin:14px 0 20px;}
.explore-copy > p{color:var(--muted);margin-bottom:28px;}
.menu-x{
  display:flex;
  flex-direction:column;
  border-top:1px solid var(--line);
}
.menu-x li{display:flex;align-items:center;gap:16px;padding:15px 0;border-bottom:1px solid var(--line);transition:background .2s;}
.menu-x li:hover .arrow-gen{transform:translateX(4px);}
.menu-x .ord{
  width:34px;height:34px;
  flex-shrink:0;
  background:var(--green);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  font-size:14px;
  font-weight:800;
}
.menu-x .ord.lime{background:var(--lime);color:var(--panel-deep);}
.menu-x .ord.success{background:#d7f0e0;color:var(--success);}
.menu-x .content-x{flex:1;}
.menu-x .content-x strong{font-size:16px;color:var(--ink);font-weight:800;}
.menu-x .content-x span{display:block;color:var(--muted);font-size:14px;}
.arrow-gen{
  flex-shrink:0;
  color:var(--muted);
  font-size:20px;
  transition:transform .25s var(--transition);
}

/* ========== 会员主面板 ========== */
.member-panel{
  background:var(--panel);
  color:#fff;
  border-radius:28px;
  padding:46px;
  position:relative;
  overflow:hidden;
}
.member-panel::before{
  content:"";
  position:absolute;
  top:0;left:0;
  width:100%;height:5px;
  background:linear-gradient(90deg,var(--lime) 0%,transparent 75%);
}
.member-panel::after{
  content:"";
  position:absolute;
  right:-160px;top:-160px;
  width:360px;height:360px;
  background:radial-gradient(circle,rgba(198,242,78,.16),transparent 70%);
  border-radius:50%;
}
.member-grid{
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:60px;
  align-items:stretch;
  position:relative;z-index:2;
}
.member-left .panel-sub{
  color:var(--lime);
  font-weight:800;
  font-size:14px;
  letter-spacing:.08em;
}
.member-left h3{font-size:34px;font-weight:900;margin:12px 0 24px;line-height:1.25;}
.member-left > p{color:rgba(255,255,255,.66);margin-bottom:28px;}
.tier-list{display:grid;gap:12px;}
.tier-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
  padding:18px 20px;
  border:solid rgba(255,255,255,.1);
  border-width:1px;
  border-radius:18px;
  background:rgba(255,255,255,.03);
  transition:background .2s,transform .2s var(--transition);
}
.tier-row:hover{background:rgba(255,255,255,.08);transform:translateX(3px);}
.tier-name{width:90px;flex-shrink:0;font-size:17px;font-weight:800;}
.tier-desc{flex:1;color:rgba(255,255,255,.68);font-size:14px;line-height:1.6;}
.tier-mark{color:var(--lime);display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;}
.member-cta{
  background:var(--surface);
  border-radius:22px;
  padding:38px 30px;
  color:var(--ink);
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  gap:24px;
  box-shadow:0 24px 55px rgba(0,0,0,.22);
}
.member-cta .cta-tip{font-size:13px;font-weight:700;color:var(--green);letter-spacing:.08em;}
.price-block{border-bottom:1px solid var(--line);padding-bottom:22px;}
.price-line1{font-size:15px;color:var(--muted);}
.price-line2{
  font-size:clamp(28px,3vw,36px);
  font-weight:900;
  color:var(--ink);
  letter-spacing:-.02em;
  line-height:1.25;
  margin-top:6px;
}
.cta-note{font-size:12.5px;color:var(--muted);line-height:1.7;}
.member-cta .btn{width:100%;}

/* ========== 体验场景 ========== */
.scene-band{overflow:hidden;}
.scene-flex{
  display:grid;
  grid-template-columns:1fr 1.1fr;
  gap:24px;
}
.scene-img{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  min-height:430px;
}
.scene-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.scene-img::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(190deg,transparent 40%,rgba(16,29,26,.72));
}
.scene-quote{
  position:absolute;
  left:22px;right:22px;bottom:22px;
  color:#fff;
  padding:18px 18px 8px;
  border-radius:16px;
  border:1px solid rgba(255,255,255,.18);
  background:rgba(22,37,31,.32);
  z-index:2;
}
.scene-quote p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.8);}
.scene-notes{
  display:flex;
  flex-direction:column;
  gap:10px;
}
.note-row{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:20px;
  padding:20px 22px;
  display:flex;
  gap:16px;
  align-items:flex-start;
  transition:transform .2s var(--transition),box-shadow .2s,background .2s;
}
.note-row:hover{transform:translateY(-2px);box-shadow:var(--shadow);background:#fdfee7;}
.note-ico{
  width:42px;height:42px;
  flex-shrink:0;
  border-radius:13px;
  display:flex;align-items:center;justify-content:center;
  background:#ECF3EB;
}
.note-ico svg{width:20px;height:20px;fill:none;stroke:var(--green);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.note-row:nth-child(2) .note-ico{background:#EEF6CB;}
.note-row:nth-child(3) .note-ico{background:#E5F2ED;}
.note-row strong{display:block;color:var(--ink);font-size:16px;font-weight:800;margin-bottom:4px;}
.note-row p{color:var(--muted);font-size:14px;line-height:1.7;}

/* ========== 流程 ========== */
.flow{
  background:var(--surface);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.flow-list{
  display:flex;
  justify-content:space-between;
  gap:20px;
  counter-reset:flow;
}
.flow-node{
  flex:1;
  background:var(--page-bg);
  border:1px solid var(--line);
  border-radius:20px;
  padding:26px 24px;
  transition:all .25s var(--transition);
}
.flow-node:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);background:#fff;}
.flow-num{
  width:44px;height:44px;
  border-radius:14px;
  background:var(--green);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:900;
  font-size:18px;
  margin-bottom:16px;
}
.flow-node:nth-child(even) .flow-num{background:var(--panel);}
.flow-node h3{font-size:17px;font-weight:800;margin-bottom:8px;}
.flow-node p{font-size:14px;color:var(--muted);line-height:1.72;}

/* ========== FAQ ========== */
.faq-wrap{max-width:880px;}
.faq-row{border-bottom:1px solid var(--line);}
.faq-row:first-child{border-top:1px solid var(--line);}
.faq-q{
  width:100%;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
  padding:26px 6px;
  color:var(--ink);
  font-size:17px;
  font-weight:800;
  text-align:left;
}
.faq-q svg{
  width:22px;height:22px;
  flex-shrink:0;
  color:var(--green);
  transition:transform .3s var(--transition);
}
.faq-q svg circle{fill:none;stroke:currentColor;stroke-width:1.6;}
.faq-q svg path{fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;}
.faq-row.open .faq-q svg .v-line{transform:rotate(90deg);transform-origin:center;}
.faq-row.open .faq-q svg{transform:rotate(45deg);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease;
}
.faq-row.open .faq-a{max-height:400px;}
.faq-a p{
  padding:0 30px 26px 6px;
  color:var(--muted);
  line-height:1.9;
  font-size:15px;
}

/* ========== CTA ========== */
.cta-band{
  position:relative;
  border-radius:28px;
  overflow:hidden;
  min-height:300px;
  display:flex;
  align-items:center;
  color:#fff;
  background:var(--panel);
}
.cta-bg{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center 38%;
}
.cta-band::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(100deg,rgba(16,29,26,.92) 15%,rgba(16,29,26,.62));
}
.cta-content{
  position:relative;
  z-index:3;
  max-width:720px;
  padding:72px 52px;
}
.cta-content .lime-line{width:46px;height:4px;background:var(--lime);border-radius:3px;margin-bottom:26px;}
.cta-content h2{font-size:clamp(30px,4vw,44px);font-weight:900;line-height:1.24;margin-bottom:18px;letter-spacing:-.02em;}
.cta-content p{color:rgba(255,255,255,.78);font-size:15px;max-width:540px;margin-bottom:30px;line-height:1.9;}
.cta-btns{display:flex;flex-wrap:wrap;gap:12px;}

/* ========== 页脚 ========== */
.site-footer{
  background:var(--panel-deep);
  color:#fff;
  padding:72px 0 34px;
  margin-top:96px;
}
.footer-topline{width:76px;height:4px;border-radius:4px;background:var(--lime);margin-bottom:56px;}
.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1.2fr;
  gap:54px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.09);
}
.footer-brand{font-size:24px;font-weight:900;line-height:1.3;}
.footer-brand .brand-cn{
  display:block;
  margin-top:6px;
  font-size:14px;
  color:var(--lime);
  font-weight:500;
  letter-spacing:.06em;
}
.footer-desc{
  color:rgba(255,255,255,.58);
  font-size:14px;
  max-width:380px;
  margin-top:18px;
  line-height:1.9;
}
.footer-col-title{font-size:16px;font-weight:800;margin-bottom:22px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{
  color:rgba(255,255,255,.62);
  font-size:14px;
  transition:color .2s,padding-left .25s;
}
.footer-col a:hover{color:var(--lime);padding-left:4px;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  justify-content:space-between;
  padding-top:30px;
  color:rgba(255,255,255,.46);
  font-size:13px;
}
.footer-bottom a{color:rgba(255,255,255,.7);}
.footer-bottom a:hover{color:var(--lime);}

/* ========== 媒体查询 ========== */
@media (max-width:1080px){
  .nav-links{gap:2px;}
  .nav-link{padding:0 11px;font-size:13.5px;gap:5px;}
  .benefit-wrap{grid-template-columns:1fr;}
  .member-grid{grid-template-columns:1fr;gap:34px;}
  .scene-flex{grid-template-columns:1fr;}
  .explore-grid{grid-template-columns:1fr;}
  .flow-list{flex-wrap:wrap;}
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr;gap:35px;}
}
@media (max-width:900px){
  .nav-links{display:none;}
  .nav-cta .btn{display:none;}
  .burger{display:flex;}
  .hero-flex{flex-direction:column;align-items:stretch;gap:34px;}
  .hero-sidebar{width:100%;max-width:420px;}
  .section{padding:64px 0;}
}
@media (max-width:767px){
  .section{padding:56px 0;}
  .cat-hero{padding:68px 0 54px;}
  .crumb{margin-bottom:26px;}
  .hero-copy h1{font-size:44px;}
  .hero-copy p{font-size:15.5px;}
  .sec-head{flex-direction:column;align-items:flex-start;}
  .benefit-list{grid-template-columns:1fr;}
  .benefit-main{min-height:auto;padding:26px;}
  .member-panel{padding:28px 22px;}
  .member-left h3{font-size:28px;}
  .flow-list{flex-direction:column;}
  .cta-content{padding:48px 24px;}
  .footer-grid{grid-template-columns:1fr;gap:34px;}
  .footer-bottom{flex-direction:column;}
  .explore-media{min-height:240px;}
  .scene-img{min-height:290px;}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{transition:none!important;animation:none!important;}
}