/* roulang page: index */
:root {
  --c-primary-start: #0FBF7F;
  --c-primary-end: #0A8C8A;
  --c-accent: #FFB73B;
  --c-accent-soft: rgba(255, 183, 59, 0.14);
  --c-bg: #0A101C;
  --c-bg-elev: #111B2C;
  --c-surface: rgba(255, 255, 255, 0.04);
  --c-border: rgba(255, 255, 255, 0.10);
  --c-text: #F1F5F9;
  --c-text-secondary: #9FB3C8;
  --c-text-muted: #64748B;
  --c-danger: #FF6B6B;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  --shadow-hover: 0 14px 40px rgba(0, 0, 0, 0.5), 0 0 0 1px var(--c-primary-start), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: "Inter", "Bahnschrift", var(--font-family);
  --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-family);
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

button {
  border: none;
  background: none;
  font-family: inherit;
  cursor: pointer;
  transition: var(--transition);
}

input, textarea {
  font-family: inherit;
  border: none;
  outline: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

.section {
  padding: 96px 0;
  position: relative;
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 48px;
  gap: 24px;
  flex-wrap: wrap;
}

.section-head-left {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.section-head-left .bar {
  width: 4px;
  height: 34px;
  background: linear-gradient(180deg, var(--c-primary-start), var(--c-primary-end));
  border-radius: 999px;
  flex-shrink: 0;
  margin-top: 4px;
}

.section-head h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--c-text);
  line-height: 1.3;
  letter-spacing: 0.5px;
}

.section-head .sub {
  font-size: 14px;
  color: var(--c-text-secondary);
  margin-top: 4px;
  letter-spacing: 0.3px;
}

.section-head .link-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--c-primary-start);
  padding: 10px 20px;
  border-radius: 999px;
  background: rgba(15, 191, 127, 0.08);
  border: 1px solid rgba(15, 191, 127, 0.2);
  transition: var(--transition);
}

.section-head .link-more:hover {
  background: rgba(15, 191, 127, 0.16);
  border-color: rgba(15, 191, 127, 0.45);
  transform: translateY(-2px);
}

.section-head .link-more i {
  font-size: 13px;
}

/* ========== 按钮 ========== */
.btn-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 36px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 32px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.4px;
  line-height: 1.2;
  transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.btn:focus-visible {
  outline: 2px solid var(--c-primary-start);
  outline-offset: 3px;
  box-shadow: 0 0 0 6px rgba(15, 191, 127, 0.2);
}

.btn-primary {
  background: linear-gradient(135deg, #0FBF7F, #0A8C8A);
  color: #fff;
  box-shadow: 0 8px 24px rgba(15, 191, 127, 0.25);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #14d48d, #0da39e);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(15, 191, 127, 0.35);
}

.btn-primary:active {
  transform: scale(0.97);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--c-text);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  border-color: var(--c-primary-start);
  background: rgba(15, 191, 127, 0.12);
  transform: translateY(-3px);
}

.btn-secondary:active {
  transform: scale(0.97);
}

.btn-accent {
  background: linear-gradient(135deg, #FFB73B, #F0A020);
  color: #0A101C;
  font-weight: 700;
  box-shadow: 0 8px 24px rgba(255, 183, 59, 0.3);
}

.btn-accent:hover {
  background: linear-gradient(135deg, #ffc75c, #ffb02e);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(255, 183, 59, 0.4);
}

.btn-accent:active {
  transform: scale(0.97);
}

.btn-white {
  background: #fff;
  color: #0A101C;
  font-weight: 700;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.btn-white:hover {
  background: var(--c-accent);
  color: #0A101C;
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
}

/* ========== 胶囊导航 ========== */
.nav-wrap {
  position: fixed;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 32px);
  max-width: 1200px;
  z-index: 1000;
  border-radius: 999px;
  padding: 0;
  background: rgba(13, 18, 30, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid transparent;
  background-clip: padding-box;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
  transition: var(--transition);
}

.nav-wrap::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: 999px;
  padding: 1px;
  background: linear-gradient(45deg, var(--c-primary-start), var(--c-accent));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.6;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  height: 60px;
  gap: 20px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.nav-logo .logo-icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--c-primary-start), var(--c-primary-end) 70%, var(--c-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  box-shadow: 0 4px 12px rgba(15, 191, 127, 0.3);
}

.nav-logo .logo-text {
  font-size: 17px;
  font-weight: 700;
  color: var(--c-text);
  letter-spacing: 0.8px;
  background: linear-gradient(135deg, #fff, #B8F6DD 60%, #FFD479);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links li {
  margin: 0;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: #D0DBE8;
  transition: var(--transition);
  white-space: nowrap;
}

.nav-links a:hover {
  background: rgba(15, 191, 127, 0.12);
  color: #fff;
}

.nav-links a.active {
  background: linear-gradient(135deg, var(--c-primary-start), var(--c-primary-end));
  color: #fff;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(15, 191, 127, 0.3);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.nav-cta .btn-nav {
  padding: 9px 20px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  background: linear-gradient(135deg, #FFB73B, #F0A020);
  color: #0A101C;
  transition: var(--transition);
}

.nav-cta .btn-nav:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 183, 59, 0.35);
}

.hamburger {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  transition: var(--transition);
}

.hamburger span {
  width: 18px;
  height: 2px;
  background: var(--c-text);
  border-radius: 2px;
  display: block;
  transition: var(--transition);
}

.hamburger:hover {
  background: rgba(15, 191, 127, 0.15);
  border-color: var(--c-primary-start);
}

.mobile-drawer {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  height: 100vh;
  width: 320px;
  max-width: 85vw;
  background: #0E1728;
  z-index: 1001;
  padding: 80px 28px 32px;
  border-radius: 24px 0 0 24px;
  box-shadow: -16px 0 48px rgba(0, 0, 0, 0.5);
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  overflow-y: auto;
}

.mobile-drawer.open {
  transform: translateX(0);
}

.mobile-drawer .drawer-links {
  list-style: none;
}

.mobile-drawer .drawer-links li {
  margin-bottom: 8px;
}

.mobile-drawer .drawer-links a {
  display: block;
  padding: 14px 18px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 500;
  color: var(--c-text);
  transition: var(--transition);
}

.mobile-drawer .drawer-links a:hover {
  background: rgba(15, 191, 127, 0.1);
}

.mobile-drawer .drawer-links a.active {
  background: linear-gradient(135deg, var(--c-primary-start), var(--c-primary-end));
  color: #fff;
  font-weight: 600;
}

.drawer-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  z-index: 1000;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.drawer-overlay.show {
  opacity: 1;
}

.drawer-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--c-text);
  cursor: pointer;
  transition: var(--transition);
}

.drawer-close:hover {
  background: rgba(255, 107, 107, 0.2);
}

/* ========== Hero ========== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 140px 0 100px;
  background: linear-gradient(120deg, #0A101C 0%, #0D2A2F 50%, #101A28 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center center;
  opacity: 0.35;
  transform: scale(1.02);
  filter: blur(1px);
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10,16,28,0.94) 0%, rgba(10,16,28,0.6) 50%, rgba(10,16,28,0.2) 100%),
              linear-gradient(0deg, var(--c-bg) 0%, rgba(10,16,28,0.2) 40%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero .hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(255, 183, 59, 0.12);
  border: 1px solid rgba(255, 183, 59, 0.3);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: var(--c-accent);
  margin-bottom: 28px;
  letter-spacing: 0.6px;
}

.hero h1 {
  font-size: clamp(40px, 7vw, 72px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: 1px;
  font-style: italic;
  background: linear-gradient(120deg, #ffffff 20%, #B8F6DD 55%, #FFD479 90%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 20px;
}

.hero .hero-sub {
  font-size: 17px;
  line-height: 1.8;
  color: #B8C7D8;
  max-width: 560px;
  margin-bottom: 8px;
  letter-spacing: 0.3px;
}

.hero .hero-sub + .hero-sub {
  margin-top: 4px;
}

.hero .btn-group {
  margin-top: 36px;
}

.hero-badges {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 3;
  padding: 32px 0;
  background: linear-gradient(0deg, rgba(10, 16, 28, 0.95), rgba(10, 16, 28, 0.4), transparent);
}

.hero-badges .badges-row {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 0;
  flex-wrap: wrap;
  background: rgba(10, 16, 28, 0.7);
  backdrop-filter: blur(12px);
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.10);
  padding: 20px 28px;
  box-shadow: var(--shadow-card);
  max-width: 720px;
}

.badge-item {
  display: flex;
  flex-direction: column;
  padding: 6px 28px;
  position: relative;
}

.badge-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 36px;
  background: rgba(255, 255, 255, 0.10);
}

.badge-item:first-child {
  padding-left: 8px;
}

.badge-item .num {
  font-size: 26px;
  font-weight: 800;
  font-family: var(--font-display);
  color: var(--c-primary-start);
  line-height: 1.2;
}

.badge-item:nth-child(2) .num {
  color: var(--c-accent);
}

.badge-item:nth-child(3) .num {
  color: var(--c-primary-start);
}

.badge-item:nth-child(4) .num {
  color: var(--c-accent);
}

.badge-item .label {
  font-size: 12px;
  color: var(--c-text-secondary);
  letter-spacing: 0.5px;
  margin-top: 2px;
}

/* ========== 横滑片库 ========== */
.hscroll-section {
  background: #0D1524;
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.hscroll-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(15, 191, 127, 0.4), rgba(255, 183, 59, 0.4), transparent);
}

.hscroll-track {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 10px 24px 24px;
  margin: 0 -24px;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.hscroll-track::-webkit-scrollbar {
  display: none;
}

.hscroll-card {
  flex: 0 0 280px;
  scroll-snap-align: start;
  border-radius: 16px;
  overflow: hidden;
  background: var(--c-bg-elev);
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  position: relative;
}

.hscroll-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.hscroll-card .thumb {
  position: relative;
  height: 160px;
  overflow: hidden;
}

.hscroll-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.hscroll-card:hover .thumb img {
  transform: scale(1.05);
}

.hscroll-card .tag {
  position: absolute;
  top: 10px;
  left: 10px;
  padding: 4px 12px;
  background: rgba(10, 16, 28, 0.75);
  backdrop-filter: blur(6px);
  border-radius: 999px;
  font-size: 11px;
  color: var(--c-primary-start);
  font-weight: 600;
  letter-spacing: 0.3px;
}

.hscroll-card .hd-badge {
  position: absolute;
  bottom: 10px;
  right: 10px;
  padding: 3px 8px;
  background: rgba(10, 16, 28, 0.75);
  border-radius: 6px;
  font-size: 10px;
  font-weight: 700;
  color: var(--c-accent);
}

.hscroll-card .card-body {
  padding: 14px 16px 18px;
}

.hscroll-card .card-body h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text);
  line-height: 1.4;
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.hscroll-card .card-body p {
  font-size: 13px;
  color: var(--c-text-secondary);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ========== 热播推荐 ========== */
.hot-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.hot-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--c-bg-elev);
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  position: relative;
}

.hot-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.hot-card .hot-thumb {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
}

.hot-card .hot-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.hot-card:hover .hot-thumb img {
  transform: scale(1.06);
}

.hot-card .hot-badge-top {
  position: absolute;
  top: 12px;
  left: 12px;
  background: linear-gradient(135deg, #FF6B6B, #E84855);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(255, 107, 107, 0.4);
  letter-spacing: 1px;
}

.hot-card .hot-stats {
  position: absolute;
  bottom: 12px;
  right: 12px;
  padding: 4px 10px;
  background: rgba(10, 16, 28, 0.75);
  backdrop-filter: blur(6px);
  border-radius: 999px;
  font-size: 11px;
  color: var(--c-text-secondary);
  font-weight: 500;
}

.hot-card .hot-body {
  padding: 20px;
}

.hot-card .hot-body h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 8px;
  line-height: 1.4;
}

.hot-card .hot-body p {
  font-size: 14px;
  color: var(--c-text-secondary);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 14px;
}

.hot-card .hot-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.hot-card .hot-meta .time {
  font-size: 12px;
  color: var(--c-text-muted);
}

.hot-card .hot-meta .arrow {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--c-text-secondary);
  transition: var(--transition);
}

.hot-card:hover .hot-meta .arrow {
  background: var(--c-primary-start);
  color: #fff;
  border-color: var(--c-primary-start);
  transform: rotate(-45deg);
}

/* ========== 片单分区 ========== */
.duo-section {
  background: linear-gradient(135deg, #0A101C 0%, #0D2A2F 50%, #101A28 100%);
  position: relative;
  overflow: hidden;
}

.duo-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.webp');
  background-size: cover;
  background-position: center;
  opacity: 0.08;
  filter: blur(4px);
}

.duo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  position: relative;
  z-index: 1;
}

.duo-col {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border);
  padding: 32px;
  transition: var(--transition);
}

.duo-col:hover {
  border-color: rgba(15, 191, 127, 0.35);
}

.duo-col-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.duo-col-title .icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--c-primary-start), var(--c-primary-end));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  color: #fff;
}

.duo-col-title h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--c-text);
}

.duo-list {
  list-style: none;
}

.duo-list .duo-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 12px;
  border-radius: 12px;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.07);
  transition: var(--transition);
  cursor: pointer;
  position: relative;
}

.duo-list .duo-item:last-child {
  border-bottom: none;
}

.duo-list .duo-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%) scaleY(0);
  width: 3px;
  height: 60%;
  background: var(--c-primary-start);
  border-radius: 999px;
  transition: transform 0.3s ease;
}

.duo-list .duo-item:hover {
  background: var(--c-surface);
}

.duo-list .duo-item:hover::before {
  transform: translateY(-50%) scaleY(1);
}

.duo-item .thumb {
  width: 72px;
  height: 96px;
  border-radius: 10px;
  overflow: hidden;
  flex-shrink: 0;
}

.duo-item .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.duo-item .info {
  flex: 1;
  min-width: 0;
}

.duo-item .info h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.duo-item .info .tag-line {
  font-size: 12px;
  color: var(--c-text-muted);
  display: flex;
  gap: 8px;
  align-items: center;
}

.duo-item .info .tag-line span {
  color: var(--c-primary-start);
}

.duo-item .arrow-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: var(--c-text-muted);
  transition: var(--transition);
  flex-shrink: 0;
}

.duo-item:hover .arrow-icon {
  background: var(--c-primary-start);
  color: #fff;
  transform: translateX(4px);
}

/* ========== 追剧 CTA 横幅 ========== */
.cta-banner {
  margin: 80px 0;
  position: relative;
  border-radius: 28px;
  padding: 56px 48px;
  background: linear-gradient(60deg, var(--c-primary-start) 0%, #0A8C8A 45%, #0D2A2F 75%, var(--c-accent) 130%);
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(15, 191, 127, 0.2);
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  opacity: 0.15;
  mix-blend-mode: overlay;
}

.cta-banner::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(/%23n)' opacity='0.06'/%3E%3C/svg%3E");
  pointer-events: none;
}

.cta-ring-1 {
  position: absolute;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.2);
  top: -40px;
  right: 60px;
  filter: blur(2px);
}

.cta-ring-2 {
  position: absolute;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.15);
  bottom: -30px;
  left: 40%;
  filter: blur(2px);
}

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

.cta-text h2 {
  font-size: 30px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 10px;
  line-height: 1.3;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.3);
}

.cta-text p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
  max-width: 480px;
  line-height: 1.6;
}

.cta-banner .cta-btn {
  flex-shrink: 0;
}

/* ========== 最新资讯 CMS ========== */
.news-section {
  padding: 20px 0 96px;
}

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

.news-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 14px;
  border: 1px solid var(--c-border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.news-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--c-primary-start), var(--c-primary-end));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.news-item:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(15, 191, 127, 0.25);
  transform: translateX(4px);
}

.news-item:hover::before {
  opacity: 1;
}

.news-item .news-thumb {
  width: 120px;
  height: 80px;
  border-radius: 10px;
  overflow: hidden;
  flex-shrink: 0;
}

.news-item .news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.news-item:hover .news-thumb img {
  transform: scale(1.05);
}

.news-item .news-info {
  flex: 1;
  min-width: 0;
}

.news-item .news-info h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: var(--transition);
}

.news-item:hover .news-info h4 {
  color: var(--c-primary-start);
}

.news-item .news-info p {
  font-size: 13px;
  color: var(--c-text-secondary);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 8px;
}

.news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.news-meta .cat-tag {
  padding: 2px 10px;
  background: rgba(15, 191, 127, 0.12);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  color: var(--c-primary-start);
}

.news-meta time {
  font-size: 12px;
  color: var(--c-text-muted);
}

.news-item .arrow-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--c-text-muted);
  transition: var(--transition);
  flex-shrink: 0;
}

.news-item:hover .arrow-icon {
  background: var(--c-primary-start);
  color: #fff;
  transform: translateX(4px);
}

/* 空态 */
.empty-state {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px;
  border: 2px dashed rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  color: var(--c-text-muted);
  font-size: 15px;
  text-align: center;
  gap: 12px;
}

.empty-state .icon {
  font-size: 24px;
}

/* ========== FAQ ========== */
.faq-section {
  padding: 80px 0;
  background: #0D1524;
  position: relative;
  overflow: hidden;
}

.faq-wrap {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 48px;
  align-items: start;
}

.faq-left {
  position: sticky;
  top: 100px;
}

.faq-left h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 12px;
}

.faq-left p {
  font-size: 15px;
  color: var(--c-text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--c-border);
  border-radius: 14px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.open {
  border-color: rgba(15, 191, 127, 0.4);
  background: rgba(15, 191, 127, 0.04);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text);
  cursor: pointer;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--c-primary-start);
}

.faq-question .icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: var(--c-text-secondary);
  transition: var(--transition);
  flex-shrink: 0;
}

.faq-item.open .faq-question .icon {
  transform: rotate(45deg);
  background: var(--c-primary-start);
  color: #fff;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  padding: 0 20px;
}

.faq-item.open .faq-answer {
  max-height: 300px;
  padding-bottom: 18px;
}

.faq-answer p {
  font-size: 14px;
  color: var(--c-text-secondary);
  line-height: 1.8;
}

/* ========== Footer ========== */
.footer {
  background: #0C111D;
  border-top: 1px solid rgba(15, 191, 127, 0.25);
  padding: 64px 0 0;
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(15, 191, 127, 0.5), rgba(255, 183, 59, 0.5), transparent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}

.footer-brand .logo-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-brand .logo-icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--c-primary-start), var(--c-primary-end) 70%, var(--c-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  color: #fff;
}

.footer-brand .logo-text {
  font-size: 17px;
  font-weight: 700;
  color: var(--c-text);
  letter-spacing: 0.6px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--c-text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
  max-width: 320px;
}

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

.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--c-text-secondary);
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--c-primary-start);
  color: #fff;
  border-color: var(--c-primary-start);
  transform: translateY(-2px);
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background: linear-gradient(90deg, var(--c-primary-start), var(--c-primary-end));
  border-radius: 2px;
}

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

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul a {
  font-size: 14px;
  color: var(--c-text-secondary);
  transition: var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--c-text-muted);
}

.footer-bottom .copyright {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.footer-bottom .beian {
  color: var(--c-text-muted);
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .section { padding: 64px 0; }
  .hot-grid { grid-template-columns: repeat(2, 1fr); }
  .duo-grid { grid-template-columns: 1fr; }
  .faq-wrap { grid-template-columns: 1fr; gap: 32px; }
  .faq-left { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .nav-cta .btn-nav { display: none; }
  .hero-badges .badges-row { max-width: 100%; }
}

@media (max-width: 640px) {
  .section { padding: 48px 0; }
  .container { padding: 0 18px; }
  .hero { padding: 120px 0 80px; min-height: 80vh; }
  .hero h1 { font-size: 40px; }
  .hero .hero-sub { font-size: 15px; }
  .btn-group { flex-direction: column; }
  .btn { width: 100%; }
  .hot-grid { grid-template-columns: 1fr; }
  .hscroll-card { flex: 0 0 220px; }
  .duo-col { padding: 20px; }
  .cta-banner { padding: 40px 24px; }
  .cta-text h2 { font-size: 24px; }
  .cta-content { flex-direction: column; align-items: flex-start; }
  .cta-banner .cta-btn { width: 100%; }
  .news-item { flex-direction: row; padding: 14px; gap: 14px; }
  .news-item .news-thumb { width: 90px; height: 70px; }
  .news-item .news-info h4 { font-size: 14px; }
  .news-item .news-info p { display: none; }
  .news-item .arrow-icon { display: none; }
  .badge-item { padding: 6px 14px; }
  .badge-item .num { font-size: 20px; }
  .badge-item .label { font-size: 10px; }
  .hero-badges .badges-row { padding: 16px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .section-head .link-more { padding: 8px 14px; font-size: 13px; }
}

@media (max-width: 480px) {
  .nav-wrap { top: 8px; width: calc(100% - 16px); }
  .nav-inner { height: 54px; padding: 0 14px; }
  .nav-logo .logo-text { font-size: 15px; }
  .nav-logo .logo-icon { width: 30px; height: 30px; font-size: 15px; }
  .badge-item:nth-child(4) { display: none; }
  .badges-row { flex-wrap: nowrap; overflow-x: auto; }
  .badge-item { flex-shrink: 0; }
}

/* 通用工具类 */
.text-gradient {
  background: linear-gradient(120deg, #fff, #B8F6DD 40%, #FFD479);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* roulang page: category1 */
:root {
  --c-primary-start: #0FBF7F;
  --c-primary-end: #0A8C8A;
  --c-accent: #FFB73B;
  --c-accent-soft: rgba(255, 183, 59, 0.14);
  --c-bg: #0A101C;
  --c-bg-elev: #111B2C;
  --c-surface: rgba(255,255,255,0.04);
  --c-border: rgba(255,255,255,0.10);
  --c-text: #F1F5F9;
  --c-text-secondary: #9FB3C8;
  --c-text-muted: #64748B;
  --c-danger: #FF6B6B;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-card: 0 8px 30px rgba(0,0,0,0.35), inset 0 1px 0 rgba(255,255,255,0.05);
  --shadow-hover: 0 14px 36px rgba(0,0,0,0.45), 0 0 0 1px var(--c-primary-start), inset 0 1px 0 rgba(255,255,255,0.06);
  --gradient-brand: linear-gradient(135deg, #0FBF7F, #0A8C8A 55%, #FFB73B);
  --gradient-hero: linear-gradient(115deg, #0A101C 0%, #0D2A2F 48%, #101A28 100%);
  --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: "Inter", "Bahnschrift", sans-serif;
  --transition: all 0.32s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-cn);
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; } 
a { color: inherit; text-decoration: none; transition: var(--transition); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; background: none; border: none; color: inherit; }
input, textarea { font-family: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; position: relative; z-index: 2; }
.grid-x { margin-left: -0.625rem; margin-right: -0.625rem; }

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 32px);
  max-width: 1200px;
  z-index: 1000;
  padding: 0 8px;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(13, 18, 30, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-radius: 999px;
  padding: 10px 24px 10px 18px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.45);
  border: 1px solid transparent;
  background-clip: padding-box;
  position: relative;
}
.header-inner::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 999px;
  padding: 1px;
  background: linear-gradient(45deg, var(--c-primary-start), var(--c-accent));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.header-brand { flex-shrink: 0; }
.logo-wrap { display: flex; align-items: center; gap: 10px; }
.logo-icon {
  width: 34px; height: 34px;
  border-radius: 10px;
  background: var(--gradient-brand);
  color: #fff;
  font-weight: 800;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(15,191,127,0.35);
  font-family: var(--font-num);
}
.logo-text {
  font-size: 17px;
  font-weight: 700;
  color: var(--c-text);
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.main-nav { flex: 1; display: flex; justify-content: center; }
.nav-links { display: flex; gap: 8px; }
.nav-links a {
  display: inline-block;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: #D3DCE6;
  transition: var(--transition);
}
.nav-links a:hover { background: rgba(15,191,127,0.13); color: #fff; }
.nav-links a.active {
  background: linear-gradient(135deg, var(--c-primary-start), var(--c-primary-end));
  color: #fff;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(15,191,127,0.30);
}
.header-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 26px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  transition: var(--transition);
  line-height: 1;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn:active { transform: scale(0.97); }
.btn:focus-visible { outline: 2px solid var(--c-primary-start); outline-offset: 3px; }
.btn-sm { padding: 8px 18px; font-size: 13px; border-radius: 10px; }
.btn-primary {
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 4px 18px rgba(15,191,127,0.28);
}
.btn-primary:hover { filter: brightness(1.1); transform: translateY(-2px); box-shadow: 0 8px 26px rgba(15,191,127,0.4); }
.btn-outline {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.18);
  color: #fff;
  backdrop-filter: blur(4px);
}
.btn-outline:hover { border-color: var(--c-primary-start); background: rgba(15,191,127,0.1); transform: translateY(-2px); }
.btn-accent {
  background: linear-gradient(135deg, #FFB73B, #FFA726);
  color: #111;
  box-shadow: 0 4px 18px rgba(255,183,59,0.3);
}
.btn-accent:hover { filter: brightness(1.08); transform: translateY(-2px); box-shadow: 0 8px 26px rgba(255,183,59,0.4); }
.btn-light { background: #fff; color: #0A101C; }
.btn-light:hover { background: var(--c-accent); color: #0A101C; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(255,183,59,0.35); }
.nav-toggle {
  width: 40px; height: 40px;
  border-radius: 12px;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--c-border);
}
.nav-toggle span {
  width: 18px; height: 2px;
  background: var(--c-text);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile menu */
.mobile-menu {
  position: fixed;
  top: 68px; left: 16px; right: 16px;
  background: #F8FAFC;
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.5);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: var(--transition);
}
.mobile-menu.open { opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-menu a {
  display: block;
  padding: 14px 16px;
  border-radius: 12px;
  color: #0A101C;
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 4px;
}
.mobile-menu a:hover { background: rgba(15,191,127,0.1); color: var(--c-primary-end); }
.mobile-menu a.active { background: linear-gradient(135deg, var(--c-primary-start), var(--c-primary-end)); color: #fff; }
.mobile-menu .btn { width: 100%; margin-top: 8px; }

/* ===== Category Hero ===== */
.cat-hero {
  position: relative;
  min-height: 40vh;
  display: flex;
  align-items: center;
  padding: 160px 0 80px;
  background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  overflow: hidden;
}
.cat-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10,16,28,0.94) 0%, rgba(10,16,28,0.72) 50%, rgba(10,16,28,0.35) 100%);
}
.cat-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 120px;
  background: linear-gradient(180deg, transparent, var(--c-bg));
}
.cat-hero .container { display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--c-text-secondary);
  margin-bottom: 18px;
}
.breadcrumb a { color: var(--c-text-secondary); }
.breadcrumb a:hover { color: var(--c-primary-start); }
.breadcrumb span.sep { color: rgba(255,255,255,0.3); }
.cat-hero h1 {
  font-size: clamp(38px, 5vw, 56px);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 16px;
  background: linear-gradient(120deg, #fff, #B8F6DD 60%, #FFD479);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
}
.hero-desc {
  font-size: 16px;
  color: #C9D5E1;
  line-height: 1.8;
  max-width: 560px;
}
.hero-badges { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 32px; }
.badge-card {
  background: rgba(10,16,28,0.7);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 14px;
  padding: 16px 24px;
  text-align: center;
  min-width: 120px;
}
.badge-card .num {
  font-family: var(--font-num);
  font-size: 26px;
  font-weight: 800;
  color: var(--c-primary-start);
  display: block;
  line-height: 1.2;
}
.badge-card:nth-child(2) .num { color: var(--c-accent); }
.badge-card .label { font-size: 12px; color: var(--c-text-secondary); margin-top: 4px; display: block; }
.hero-side-badges { display: flex; flex-direction: column; gap: 14px; }
.hero-side-badge {
  background: rgba(10,16,28,0.7);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 14px;
  padding: 14px 22px;
  text-align: center;
}
.hero-side-badge .num { font-size: 20px; font-weight: 800; color: var(--c-accent); font-family: var(--font-num); }
.hero-side-badge .label { font-size: 12px; color: var(--c-text-secondary); }

/* ===== Section common ===== */
.blk { padding: 96px 0; }
.blk-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.blk-bar {
  width: 4px;
  height: 24px;
  border-radius: 4px;
  background: linear-gradient(180deg, var(--c-primary-start), var(--c-accent));
  flex-shrink: 0;
}
.blk-head h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--c-text);
  margin: 0;
  line-height: 1.3;
}
.blk-head p { font-size: 14px; color: var(--c-text-secondary); margin: 0; }
.blk-head .blk-link {
  margin-left: auto;
  font-size: 14px;
  color: var(--c-text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.blk-head .blk-link:hover { color: var(--c-primary-start); }

/* ===== Feature Row ===== */
.feature-row { padding: 96px 0 64px; }
.feature-grid { margin-top: 8px; }
.feature-card {
  background: var(--c-bg-elev);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  border: 1px solid var(--c-border);
  height: 100%;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::after {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: var(--gradient-brand);
  opacity: 0;
  transition: var(--transition);
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.feature-card:hover::after { opacity: 1; }
.feature-icon {
  width: 54px; height: 54px;
  border-radius: 16px;
  background: rgba(15,191,127,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 22px;
  color: var(--c-primary-start);
}
.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 12px; color: var(--c-text); }
.feature-card p { font-size: 14px; line-height: 1.75; color: var(--c-text-secondary); }

/* ===== Topic Grid ===== */
.topic-section { padding: 64px 0 96px; }
.topic-grid { margin-top: 8px; }
.topic-card {
  background: var(--c-bg-elev);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--c-border);
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}
.topic-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.topic-cover {
  position: relative;
  height: 180px;
  overflow: hidden;
  flex-shrink: 0;
}
.topic-cover img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.topic-card:hover .topic-cover img { transform: scale(1.04); }
.topic-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(10,16,28,0.75));
}
.topic-tag {
  position: absolute;
  top: 12px; left: 12px;
  z-index: 2;
  background: rgba(10,16,28,0.75);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,0.14);
  color: var(--c-primary-start);
  font-size: 12px;
  padding: 5px 14px;
  border-radius: 999px;
  font-weight: 600;
}
.topic-body { padding: 20px 20px 16px; flex: 1; display: flex; flex-direction: column; }
.topic-title { font-size: 16px; font-weight: 700; line-height: 1.5; margin-bottom: 8px; color: var(--c-text); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.topic-title:hover { color: var(--c-primary-start); }
.topic-excerpt { font-size: 13px; color: var(--c-text-secondary); line-height: 1.7; margin-bottom: 16px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.topic-meta {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--c-text-muted);
  border-top: 1px solid rgba(255,255,255,0.05);
  padding-top: 14px;
}

/* ===== Stats ===== */
.stats-section { padding: 0 0 96px; }
.stats-panel {
  background: linear-gradient(120deg, var(--c-bg-elev), #0E1A2A);
  border: 1px solid var(--c-border);
  border-radius: 24px;
  padding: 48px 40px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
  overflow: hidden;
}
.stats-panel::before {
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  left: 50%;
  width: 400px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at center, rgba(15,191,127,0.08), transparent 70%);
  pointer-events: none;
}
.stat-item { text-align: center; padding: 12px 0; }
.stat-num {
  font-family: var(--font-num);
  font-size: 40px;
  font-weight: 800;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
  display: block;
  line-height: 1.2;
}
.stat-label { font-size: 14px; color: var(--c-text-secondary); margin-top: 6px; display: block; }

/* ===== Process ===== */
.process-section { padding: 0 0 96px; }
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 8px;
}
.step-item {
  background: var(--c-bg-elev);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 32px 26px;
  position: relative;
  transition: var(--transition);
}
.step-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.step-num {
  font-family: var(--font-num);
  font-size: 36px;
  font-weight: 800;
  color: rgba(255,255,255,0.12);
  line-height: 1;
  display: block;
  margin-bottom: 18px;
}
.step-item h3 { font-size: 16px; font-weight: 700; margin-bottom: 10px; color: var(--c-text); }
.step-item p { font-size: 13px; color: var(--c-text-secondary); line-height: 1.7; }

/* ===== FAQ ===== */
.faq-section { padding: 0 0 96px; }
.faq-layout { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 48px; align-items: start; }
.faq-head h2 { font-size: 32px; font-weight: 800; margin-bottom: 14px; }
.faq-head p { color: var(--c-text-secondary); font-size: 15px; line-height: 1.8; margin-bottom: 24px; }
.faq-head .btn { margin-top: 8px; }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--c-bg-elev);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 0;
  overflow: hidden;
  transition: var(--transition);
}
.faq-item.open { border-color: var(--c-primary-start); box-shadow: 0 0 0 1px rgba(15,191,127,0.25), 0 8px 24px rgba(0,0,0,0.25); }
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text);
  transition: var(--transition);
}
.faq-q:hover { color: var(--c-primary-start); }
.faq-icon {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: rgba(15,191,127,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-primary-start);
  font-size: 14px;
  flex-shrink: 0;
  transition: var(--transition);
}
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--c-primary-start); color: #fff; }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  padding: 0 22px;
  font-size: 14px;
  color: var(--c-text-secondary);
  line-height: 1.8;
}
.faq-item.open .faq-a { max-height: 300px; padding: 0 22px 20px; }

/* ===== CTA ===== */
.cta-section { padding: 0 0 96px; }
.cta-banner {
  background: linear-gradient(120deg, var(--c-primary-start), var(--c-primary-end) 50%, var(--c-accent));
  border-radius: 28px;
  padding: 56px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: "";
  position: absolute;
  top: -60px; left: -60px;
  width: 160px; height: 160px;
  border-radius: 50%;
  border: 2px solid rgba(255,183,59,0.3);
  filter: blur(8px);
}
.cta-banner::after {
  content: "";
  position: absolute;
  bottom: -40px; right: -20px;
  width: 120px; height: 120px;
  border-radius: 50%;
  border: 2px solid rgba(15,191,127,0.4);
  filter: blur(12px);
}
.cta-content { position: relative; z-index: 2; }
.cta-title { font-size: clamp(24px, 3.2vw, 32px); font-weight: 800; color: #fff; margin-bottom: 10px; line-height: 1.4; }
.cta-desc { font-size: 15px; color: rgba(255,255,255,0.85); max-width: 480px; line-height: 1.7; }
.cta-btn-wrap { position: relative; z-index: 2; }

/* ===== Footer ===== */
.footer {
  background: #0C111D;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-brand .logo-wrap { margin-bottom: 18px; }
.footer-brand p { font-size: 14px; color: var(--c-text-secondary); line-height: 1.8; margin-bottom: 20px; max-width: 320px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--c-text-secondary);
  transition: var(--transition);
}
.footer-social a:hover { background: rgba(15,191,127,0.15); border-color: var(--c-primary-start); color: var(--c-primary-start); transform: translateY(-2px); }
.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--c-text);
  position: relative;
  padding-bottom: 10px;
}
.footer-col h4::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0;
  width: 24px; height: 2px;
  background: var(--gradient-brand);
  border-radius: 2px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { font-size: 13px; color: var(--c-text-secondary); transition: var(--transition); }
.footer-col ul a:hover { color: var(--c-primary-start); padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 22px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom .copyright { font-size: 13px; color: var(--c-text-muted); }
.footer-bottom .beian { font-size: 13px; color: var(--c-text-muted); }
.footer-bottom .copy-logo { color: var(--c-primary-start); font-weight: 600; }

/* ===== Responsive ===== */
@media screen and (max-width: 1024px) {
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .header-actions .btn-sm { display: none; }
  .stats-panel { grid-template-columns: repeat(2, 1fr); padding: 32px 24px; }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .faq-layout { grid-template-columns: 1fr; gap: 32px; }
  .cat-hero { min-height: 36vh; padding: 140px 0 60px; }
  .blk { padding: 64px 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media screen and (max-width: 768px) {
  .topic-card { margin-bottom: 8px; }
  .cat-hero .container { flex-direction: column; align-items: flex-start; }
  .hero-side-badges { flex-direction: row; margin-top: 10px; }
  .blk-head h2 { font-size: 24px; }
  .cta-banner { padding: 40px 28px; }
}
@media screen and (max-width: 640px) {
  .container { padding: 0 16px; }
  .site-header { width: calc(100% - 20px); top: 8px; }
  .header-inner { padding: 8px 14px 8px 12px; }
  .logo-text { font-size: 14px; }
  .logo-icon { width: 30px; height: 30px; font-size: 15px; }
  .cat-hero { min-height: auto; padding: 120px 0 48px; }
  .cat-hero h1 { font-size: 36px; }
  .hero-badges { gap: 10px; }
  .badge-card { padding: 12px 14px; min-width: 88px; }
  .badge-card .num { font-size: 20px; }
  .blk { padding: 48px 0; }
  .feature-card { padding: 24px 20px; }
  .stats-panel { grid-template-columns: 1fr 1fr; }
  .stat-num { font-size: 28px; }
  .process-steps { grid-template-columns: 1fr; }
  .cta-banner { padding: 32px 20px; flex-direction: column; text-align: center; }
  .cta-btn-wrap { width: 100%; }
  .cta-btn-wrap .btn { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .topic-cover { height: 160px; }
}

/* roulang page: article */
/* ===== 设计变量 ===== */
:root {
  --c-primary-start: #0FBF7F;
  --c-primary-end: #0A8C8A;
  --c-accent: #FFB73B;
  --c-accent-soft: rgba(255, 183, 59, 0.14);
  --c-bg: #0A101C;
  --c-bg-elev: #111B2C;
  --c-surface: rgba(255, 255, 255, 0.04);
  --c-border: rgba(255, 255, 255, 0.10);
  --c-text: #F1F5F9;
  --c-text-secondary: #9FB3C8;
  --c-text-muted: #64748B;
  --c-danger: #FF6B6B;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: Inter, "Bahnschrift", sans-serif;
}
/* ===== Reset / 基础 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.7;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color 0.25s ease; }
ul, ol { list-style: none; }
button { font-family: inherit; border: none; background: none; cursor: pointer; }
input, textarea { font-family: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 12px;
  transition: all 0.3s ease;
  line-height: 1.2;
}
.btn-primary {
  background: linear-gradient(135deg, var(--c-primary-start), var(--c-primary-end));
  color: #fff;
  box-shadow: 0 6px 20px rgba(15, 191, 127, 0.25);
}
.btn-primary:hover { filter: brightness(1.1); transform: translateY(-2px); box-shadow: 0 10px 28px rgba(15, 191, 127, 0.32); }
.btn-primary:active { transform: scale(0.97); }
.btn-primary:focus-visible { outline: 2px solid var(--c-primary-start); outline-offset: 3px; }
.btn-ghost {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #fff;
}
.btn-ghost:hover { border-color: var(--c-primary-start); color: var(--c-primary-start); transform: translateY(-2px); }
.btn-ghost:active { transform: scale(0.97); }
.btn-ghost:focus-visible { outline: 2px solid var(--c-primary-start); outline-offset: 3px; }
.btn-accent {
  background: linear-gradient(135deg, #FFB73B, #FF9F2E);
  color: #1A1A2E;
  font-weight: 700;
  box-shadow: 0 6px 20px rgba(255, 183, 59, 0.22);
}
.btn-accent:hover { filter: brightness(1.08); transform: translateY(-2px); box-shadow: 0 10px 26px rgba(255, 183, 59, 0.3); }
.btn-accent:active { transform: scale(0.97); }
.btn-accent:focus-visible { outline: 2px solid var(--c-accent); outline-offset: 3px; }
.btn-small { padding: 9px 18px; font-size: 13px; border-radius: 999px; }
/* ===== 悬浮胶囊导航 ===== */
.site-header {
  position: fixed;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 32px);
  max-width: 1200px;
  z-index: 1000;
  border-radius: 999px;
  background: rgba(13, 18, 30, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.site-header::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 999px;
  padding: 1px;
  background: linear-gradient(135deg, rgba(15, 191, 127, 0.45), rgba(255, 183, 59, 0.35));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  height: 62px;
}
.logo-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-icon {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--c-primary-start), var(--c-primary-end) 55%, var(--c-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  font-weight: 800;
  color: #fff;
  font-family: var(--font-num);
  box-shadow: 0 4px 14px rgba(15, 191, 127, 0.3);
}
.logo-text {
  font-size: 18px;
  font-weight: 700;
  color: var(--c-text);
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
}
.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: rgba(241, 245, 249, 0.78);
  padding: 8px 18px;
  border-radius: 999px;
  transition: all 0.25s ease;
  position: relative;
}
.nav-links a:hover { background: rgba(15, 191, 127, 0.14); color: var(--c-text); }
.nav-links a.active {
  background: linear-gradient(135deg, var(--c-primary-start), var(--c-primary-end));
  color: #fff;
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(15, 191, 127, 0.28);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.menu-toggle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}
.menu-toggle span {
  width: 16px;
  height: 2px;
  background: var(--c-text);
  border-radius: 2px;
  transition: all 0.3s ease;
}
.menu-toggle.active span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
/* 移动端抽屉菜单 */
.mobile-menu {
  position: fixed;
  top: 84px;
  left: 16px;
  right: 16px;
  z-index: 999;
  background: #fff;
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
  transform: translateY(-16px);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}
.mobile-menu.open { transform: translateY(0); opacity: 1; visibility: visible; }
.mobile-menu a {
  display: block;
  padding: 14px 16px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  color: #0A101C;
}
.mobile-menu a:hover { background: rgba(15, 191, 127, 0.1); color: var(--c-primary-start); }
.mobile-menu a.active { background: linear-gradient(135deg, var(--c-primary-start), var(--c-primary-end)); color: #fff; }
/* ===== 文章 Hero ===== */
.article-hero {
  position: relative;
  padding: 150px 0 64px;
  background:
    linear-gradient(90deg, rgba(10, 16, 28, 0.94) 0%, rgba(10, 16, 28, 0.7) 50%, rgba(10, 16, 28, 0.45) 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  border-bottom: 1px solid var(--c-border);
}
.article-hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(180deg, transparent, var(--c-bg));
  pointer-events: none;
}
.crumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--c-text-secondary);
  margin-bottom: 24px;
}
.crumbs a { color: var(--c-text-secondary); }
.crumbs a:hover { color: var(--c-primary-start); }
.crumbs .sep { color: var(--c-text-muted); }
.article-title {
  font-size: 34px;
  font-weight: 700;
  color: #fff;
  line-height: 1.35;
  max-width: 900px;
  margin-bottom: 16px;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}
.article-summary {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(159, 179, 200, 0.9);
  max-width: 720px;
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--c-text-secondary);
}
.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.meta-item i { color: var(--c-primary-start); font-size: 14px; }
.meta-divider { width: 1px; height: 14px; background: var(--c-border); }
.meta-cat {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 999px;
  background: rgba(15, 191, 127, 0.12);
  border: 1px solid rgba(15, 191, 127, 0.25);
  color: #4EE6A8;
  font-size: 12px;
  font-weight: 600;
}
/* ===== 正文阅读区 ===== */
.article-body-wrap {
  padding: 56px 0 40px;
  position: relative;
  z-index: 2;
}
.article-container {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 24px;
}
.article-content {
  font-size: 17px;
  line-height: 1.9;
  color: #CBD5E1;
}
.article-content p { margin-bottom: 28px; }
.article-content h2 {
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  margin: 48px 0 20px;
  padding-left: 16px;
  border-left: 3px solid var(--c-primary-start);
  line-height: 1.4;
}
.article-content h3 {
  font-size: 20px;
  font-weight: 600;
  color: #fff;
  margin: 36px 0 16px;
  padding-left: 14px;
  border-left: 3px solid rgba(15, 191, 127, 0.5);
  line-height: 1.4;
}
.article-content a {
  color: var(--c-primary-start);
  border-bottom: 1px solid rgba(15, 191, 127, 0.3);
}
.article-content a:hover { color: #4EE6A8; }
.article-content blockquote {
  border-left: 4px solid var(--c-primary-start);
  background: rgba(15, 191, 127, 0.06);
  padding: 20px 24px;
  border-radius: 0 12px 12px 0;
  margin: 32px 0;
  color: #A8C5BC;
  font-style: normal;
}
.article-content img {
  border-radius: 14px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
  margin: 32px auto;
}
.article-content ul {
  margin: 20px 0 28px;
  padding: 0;
}
.article-content ul li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 10px;
}
.article-content ul li::before {
  content: "•";
  position: absolute;
  left: 4px;
  color: var(--c-primary-start);
  font-weight: 800;
}
.article-content ol {
  margin: 20px 0 28px;
  padding: 0;
  counter-reset: num;
}
.article-content ol li {
  position: relative;
  padding-left: 32px;
  margin-bottom: 10px;
  counter-increment: num;
}
.article-content ol li::before {
  content: counter(num) ".";
  position: absolute;
  left: 4px;
  color: var(--c-primary-start);
  font-weight: 700;
  font-family: var(--font-num);
}
.article-content code {
  background: rgba(255, 183, 59, 0.12);
  color: #FFC85C;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 14px;
}
/* ===== 标签行 ===== */
.article-tags {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--c-border);
}
.tag-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-text-secondary);
  margin-bottom: 14px;
}
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.tag-item {
  display: inline-block;
  padding: 7px 18px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--c-border);
  font-size: 13px;
  color: var(--c-text-secondary);
  transition: all 0.25s ease;
}
.tag-item:hover {
  border-color: var(--c-primary-start);
  color: var(--c-primary-start);
  background: rgba(15, 191, 127, 0.08);
}
/* ===== 空态卡片 ===== */
.empty-card {
  text-align: center;
  padding: 80px 40px;
  border-radius: 20px;
  border: 1px dashed rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.02);
  max-width: 560px;
  margin: 40px auto;
}
.empty-card .empty-icon {
  font-size: 44px;
  color: var(--c-text-muted);
  margin-bottom: 18px;
}
.empty-card h3 {
  font-size: 20px;
  color: var(--c-text);
  margin-bottom: 10px;
}
.empty-card p {
  font-size: 14px;
  color: var(--c-text-secondary);
  margin-bottom: 24px;
}
/* ===== 相关推荐 ===== */
.related-section {
  padding: 48px 0 88px;
  background: linear-gradient(180deg, var(--c-bg) 0%, #0D1524 50%, var(--c-bg) 100%);
}
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 36px;
}
.section-head-left {
  display: flex;
  align-items: center;
  gap: 14px;
}
.section-bar {
  width: 4px;
  height: 28px;
  border-radius: 4px;
  background: linear-gradient(180deg, var(--c-primary-start), var(--c-primary-end));
}
.section-title {
  font-size: 28px;
  font-weight: 700;
  color: #fff;
}
.section-sub {
  font-size: 14px;
  color: var(--c-text-secondary);
  margin-top: 2px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.related-card {
  background: var(--c-bg-elev);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow-card);
  transition: all 0.35s ease;
}
.related-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.4), 0 0 0 1px var(--c-primary-start);
}
.related-card .cover {
  height: 180px;
  overflow: hidden;
  background: #0D1524;
}
.related-card .cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}
.related-card:hover .cover img { transform: scale(1.04); }
.related-card .info {
  padding: 18px 20px 22px;
}
.related-card .info h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--c-text);
  line-height: 1.5;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.25s ease;
}
.related-card:hover .info h3 { color: var(--c-primary-start); }
.related-card .info .meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--c-text-muted);
}
.related-card .info .cat-pill {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 999px;
  background: rgba(15, 191, 127, 0.1);
  color: #4EE6A8;
  font-size: 12px;
  font-weight: 600;
}
/* ===== 返回按钮 ===== */
.back-section {
  text-align: center;
  padding: 16px 0 72px;
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text-secondary);
  padding: 12px 28px;
  border-radius: 999px;
  border: 1px solid var(--c-border);
  background: rgba(255, 255, 255, 0.03);
  transition: all 0.25s ease;
}
.back-link:hover {
  color: var(--c-primary-start);
  border-color: var(--c-primary-start);
  background: rgba(15, 191, 127, 0.08);
}
.back-link i { transition: transform 0.25s ease; }
.back-link:hover i { transform: translateX(-4px); }
/* ===== 页脚 ===== */
.footer {
  background: #0C111D;
  border-top: 1px solid rgba(15, 191, 127, 0.15);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 44px;
}
.footer-brand .logo-wrap { margin-bottom: 16px; }
.footer-brand .logo-icon {
  width: 36px;
  height: 36px;
  font-size: 19px;
  border-radius: 10px;
}
.footer-brand .logo-text {
  font-size: 19px;
  background: linear-gradient(120deg, #fff, #B8F6DD 40%, #FFD479);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-text-secondary);
  max-width: 340px;
  margin-bottom: 20px;
}
.footer-social {
  display: flex;
  gap: 10px;
}
.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--c-border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  color: var(--c-text-secondary);
  transition: all 0.25s ease;
}
.footer-social a:hover {
  background: rgba(15, 191, 127, 0.12);
  border-color: var(--c-primary-start);
  color: var(--c-primary-start);
  transform: translateY(-2px);
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--c-primary-start), var(--c-accent));
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a {
  font-size: 14px;
  color: var(--c-text-secondary);
  transition: all 0.2s ease;
}
.footer-col ul a:hover { color: var(--c-primary-start); padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 22px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13px;
  color: var(--c-text-muted);
}
.footer-bottom .copyright { color: #7C8B9A; }
.footer-bottom .beian { color: #5B6B7C; }
/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .nav-links { gap: 10px; }
  .nav-links a { padding: 8px 14px; font-size: 13px; }
  .logo-text { font-size: 16px; }
  .header-actions .btn { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .menu-toggle { display: flex; }
  .header-inner { padding: 0 16px; }
  .logo-text { font-size: 15px; }
  .article-hero { padding: 130px 0 50px; }
  .article-title { font-size: 28px; }
  .section-title { font-size: 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .related-grid { grid-template-columns: 1fr; }
  .article-content { font-size: 16px; }
  .back-section { padding-bottom: 48px; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .site-header { width: calc(100% - 24px); top: 8px; }
  .header-inner { height: 56px; }
  .logo-icon { width: 28px; height: 28px; font-size: 14px; }
  .logo-text { font-size: 14px; }
  .article-hero { padding: 112px 0 42px; }
  .article-title { font-size: 24px; line-height: 1.4; }
  .article-summary { font-size: 14px; }
  .article-meta { gap: 10px; font-size: 12px; }
  .meta-divider { display: none; }
  .article-body-wrap { padding: 36px 0 24px; }
  .article-container { padding: 0 16px; }
  .article-content { font-size: 15px; line-height: 1.85; }
  .article-content h2 { font-size: 20px; }
  .article-content h3 { font-size: 18px; }
  .section-title { font-size: 22px; }
  .related-section { padding: 32px 0 56px; }
  .related-card .cover { height: 160px; }
  .footer { padding-top: 48px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* roulang page: category2 */
:root {
  --c-primary-start: #0FBF7F;
  --c-primary-end: #0A8C8A;
  --c-accent: #FFB73B;
  --c-accent-soft: rgba(255, 183, 59, 0.14);
  --c-bg: #0A101C;
  --c-bg-elev: #111B2C;
  --c-surface: rgba(255,255,255,0.04);
  --c-border: rgba(255,255,255,0.10);
  --c-text: #F1F5F9;
  --c-text-secondary: #9FB3C8;
  --c-text-muted: #64748B;
  --c-danger: #FF6B6B;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 12px;
  --shadow-card: 0 8px 30px rgba(0,0,0,0.35);
  --shadow-hover: 0 14px 44px rgba(0,0,0,0.50);
  --grad-brand: linear-gradient(135deg, #0FBF7F, #0A8C8A 55%, #FFB73B);
  --grad-title: linear-gradient(120deg, #fff, #B8F6DD 40%, #FFD479);
  --container-w: 1200px;
  --space-section: 96px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button, input { font-family: inherit; }
.container { max-width: var(--container-w); margin: 0 auto; padding: 0 24px; }
i, em { font-style: normal; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .3s ease;
  line-height: 1.4;
  white-space: nowrap;
}
.btn i { font-size: 14px; }
.btn:focus-visible { outline: 2px solid var(--c-primary-start); outline-offset: 3px; }
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: linear-gradient(135deg, #0FBF7F, #0A8C8A);
  color: #fff;
  box-shadow: 0 6px 22px rgba(15, 191, 127, 0.28);
}
.btn-primary:hover { filter: brightness(1.1); transform: translateY(-2px); box-shadow: 0 10px 30px rgba(15, 191, 127, 0.36); }
.btn-outline {
  background: rgba(255,255,255,0.06);
  color: #E2E8F0;
  border-color: rgba(255,255,255,0.22);
  backdrop-filter: blur(6px);
}
.btn-outline:hover { border-color: var(--c-primary-start); color: #fff; transform: translateY(-2px); background: rgba(15,191,127,0.10); }
.btn-accent {
  background: linear-gradient(135deg, #FFB73B, #FF9F2E);
  color: #1A1A2E;
  box-shadow: 0 8px 24px rgba(255,183,59,0.30);
}
.btn-accent:hover { filter: brightness(1.08); transform: translateY(-2px); }
.btn-white {
  background: #fff;
  color: #0A101C;
  font-weight: 700;
}
.btn-white:hover { background: var(--c-accent); transform: translateY(-2px); color: #0A101C; box-shadow: 0 10px 30px rgba(255,183,59,0.35); }

/* ===== Section Head ===== */
.section { padding: var(--space-section) 0; position: relative; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 48px; }
.section-head .left { display: flex; align-items: flex-start; gap: 14px; }
.section-head .bar { width: 4px; height: 34px; border-radius: 99px; background: linear-gradient(180deg, #0FBF7F, #0A8C8A 70%, rgba(255,183,59,0.7)); flex-shrink: 0; margin-top: 4px; }
.section-title { font-size: 28px; font-weight: 700; line-height: 1.3; color: #fff; letter-spacing: .5px; }
.section-subtitle { font-size: 14px; color: var(--c-text-secondary); margin-top: 6px; max-width: 600px; }
.section-link { font-size: 14px; color: var(--c-text-secondary); display: inline-flex; align-items: center; gap: 6px; padding: 8px 18px; border-radius: 999px; border: 1px solid var(--c-border); transition: all .3s; }
.section-link i { font-size: 12px; transition: transform .3s; }
.section-link:hover { color: var(--c-primary-start); border-color: var(--c-primary-start); }
.section-link:hover i { transform: translateX(4px); }

/* ===== Top Nav ===== */
.site-header {
  position: fixed;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 32px);
  max-width: 1200px;
  z-index: 1000;
}
.nav-capsule {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 22px;
  border-radius: 999px;
  background: rgba(13, 18, 30, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255,255,255,0.10);
  box-shadow: 0 8px 32px rgba(0,0,0,0.45), inset 0 1px 0 rgba(255,255,255,0.05);
}
.logo-wrap { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-icon {
  width: 34px; height: 34px; border-radius: 10px;
  background: linear-gradient(135deg, #0FBF7F, #0A8C8A 55%, #FFB73B);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: 18px;
  box-shadow: 0 4px 14px rgba(15,191,127,0.4);
}
.logo-text { font-size: 18px; font-weight: 700; color: #fff; letter-spacing: .5px; white-space: nowrap; }
.nav-links ul { display: flex; align-items: center; gap: 4px; margin: 0; padding: 0; }
.nav-links li { margin: 0; }
.nav-links a {
  display: inline-block; padding: 9px 18px; border-radius: 999px;
  font-size: 14px; font-weight: 500; color: #C6D2E3;
  transition: all .25s ease; line-height: 1.4;
}
.nav-links a:hover { color: #fff; background: rgba(15,191,127,0.12); }
.nav-links a.active {
  background: linear-gradient(135deg, #0FBF7F, #0A8C8A);
  color: #fff; font-weight: 600;
  box-shadow: 0 4px 16px rgba(15,191,127,0.35);
}
.nav-actions { display: flex; align-items: center; gap: 10px; }
.nav-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 20px; border-radius: 999px;
  font-size: 14px; font-weight: 600;
  border: 1px solid rgba(255,255,255,0.18);
  color: #E2E8F0; transition: all .3s;
}
.nav-btn i { font-size: 13px; color: var(--c-primary-start); }
.nav-btn:hover { border-color: var(--c-primary-start); color: #fff; background: rgba(15,191,127,0.10); }
.hamburger {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 42px; height: 42px; border-radius: 12px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--c-border);
  cursor: pointer; align-items: center; transition: background .3s;
}
.hamburger:hover { background: rgba(255,255,255,0.10); }
.hamburger span { width: 20px; height: 2px; border-radius: 2px; background: #DDE5EE; display: block; }
.mobile-menu {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1100;
  background: rgba(10,16,28,0.6);
  backdrop-filter: blur(4px);
  height: 100vh;
  opacity: 0; visibility: hidden; transition: all .4s ease;
  display: flex; align-items: flex-start; justify-content: flex-end;
  padding: 16px;
}
.mobile-menu.open { opacity: 1; visibility: visible; }
.mobile-menu-panel {
  background: #0F1725;
  width: min(380px, 92vw);
  border-radius: 22px;
  border: 1px solid rgba(255,255,255,0.10);
  box-shadow: 0 24px 80px rgba(0,0,0,0.6);
  padding: 22px;
  transform: translateY(-20px) scale(0.96);
  transition: transform .4s ease;
}
.mobile-menu.open .mobile-menu-panel { transform: translateY(0) scale(1); }
.mobile-menu-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; padding-bottom: 16px; border-bottom: 1px solid var(--c-border); }
.mobile-menu-close { width: 36px; height: 36px; border-radius: 10px; background: rgba(255,255,255,0.06); border: 1px solid var(--c-border); color: #DDE5EE; font-size: 20px; cursor: pointer; transition: all .3s; }
.mobile-menu-close:hover { border-color: var(--c-danger); color: var(--c-danger); }
.mobile-menu-links li { margin: 4px 0; }
.mobile-menu-links a {
  display: block; padding: 14px 16px; border-radius: 12px;
  font-size: 16px; font-weight: 600; color: #E2E8F0;
  border: 1px solid transparent; transition: all .3s;
}
.mobile-menu-links a:hover { background: rgba(255,255,255,0.05); border-color: var(--c-border); }
.mobile-menu-links a.active { background: linear-gradient(135deg, rgba(15,191,127,0.18), rgba(10,140,138,0.12)); color: var(--c-primary-start); border-color: rgba(15,191,127,0.35); }
.mobile-menu-cta { margin-top: 18px; display: flex; width: 100%; }

/* ===== Category Hero ===== */
.category-hero {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  padding: 140px 0 100px;
  background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  overflow: hidden;
}
.category-hero::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(10,16,28,0.95) 0%, rgba(10,16,28,0.72) 48%, rgba(10,16,28,0.30) 100%);
}
.category-hero::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: 0; height: 140px;
  background: linear-gradient(180deg, transparent, var(--c-bg));
}
.hero-orbs .orb {
  position: absolute; border-radius: 50%; filter: blur(60px); opacity: 0.35; pointer-events: none;
}
.hero-orbs .orb-1 { width: 260px; height: 260px; background: rgba(15,191,127,0.4); top: 80px; right: 10%; }
.hero-orbs .orb-2 { width: 180px; height: 180px; background: rgba(255,183,59,0.3); bottom: 60px; right: 28%; }
.hero-content { position: relative; z-index: 2; max-width: 720px; }
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--c-text-muted); margin-bottom: 22px;
  padding: 8px 16px; background: rgba(10,16,28,0.45); border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.06); display: inline-flex;
  backdrop-filter: blur(8px);
}
.breadcrumb i { font-size: 10px; color: var(--c-text-muted); }
.breadcrumb a:hover { color: var(--c-primary-start); }
.breadcrumb .current { color: var(--c-text-secondary); }
.hero-title {
  font-size: clamp(38px, 5.4vw, 62px);
  font-weight: 800; line-height: 1.12; letter-spacing: 1px;
  background: linear-gradient(120deg, #fff, #B8F6DD 40%, #FFD479);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  margin-bottom: 18px;
}
.hero-subtitle {
  font-size: 16px; color: rgba(225,235,245,0.82); line-height: 1.8;
  max-width: 580px; margin-bottom: 32px;
}
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-data {
  position: absolute; bottom: 90px; left: 0; z-index: 3;
  width: 100%;
  max-width: 680px;
  background: rgba(10,16,28,0.65);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 18px;
  padding: 20px 26px;
  display: flex;
  box-shadow: 0 12px 40px rgba(0,0,0,0.35);
}
.data-item {
  flex: 1; display: flex; flex-direction: column; justify-content: center; gap: 3px;
  padding: 0 22px; border-right: 1px solid rgba(255,255,255,0.08);
}
.data-item:first-child { padding-left: 0; }
.data-item:last-child { border-right: none; padding-right: 0; }
.data-num { font-size: 26px; font-weight: 800; color: var(--c-accent); font-family: "Inter", "Bahnschrift", sans-serif; line-height: 1.2; }
.data-label { font-size: 12px; color: var(--c-text-secondary); }

/* ===== Features ===== */
.features { padding: var(--space-section) 0; background: var(--c-bg); }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 34px 26px;
  transition: all .35s ease;
  position: relative; overflow: hidden;
}
.feature-card::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--c-primary-start), var(--c-accent));
  opacity: 0; transition: opacity .3s;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover), 0 0 0 1px rgba(15,191,127,0.35);
}
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  width: 54px; height: 54px; border-radius: 15px;
  background: rgba(15,191,127,0.12);
  border: 1px solid rgba(15,191,127,0.18);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; color: var(--c-primary-start);
  margin-bottom: 22px;
}
.feature-title { font-size: 18px; font-weight: 600; color: #fff; margin-bottom: 10px; }
.feature-desc { font-size: 14px; color: var(--c-text-secondary); line-height: 1.75; }

/* ===== Scenes ===== */
.scenes { padding: var(--space-section) 0; background: #0C131F; position: relative; overflow: hidden; }
.scenes::before {
  content: "";
  position: absolute; top: -120px; right: -80px; width: 320px; height: 320px;
  background: rgba(15,191,127,0.08); border-radius: 50%; filter: blur(80px);
}
.scene-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; position: relative; z-index: 1; }
.scene-card {
  display: flex; align-items: flex-start; gap: 22px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 30px 26px;
  transition: all .35s ease;
}
.scene-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover), 0 0 0 1px rgba(255,183,59,0.25); background: rgba(255,255,255,0.05); }
.scene-num {
  font-size: 40px; font-weight: 800; line-height: 1;
  color: transparent; -webkit-text-stroke: 1px rgba(15,191,127,0.55);
  font-family: "Inter", "Bahnschrift", sans-serif; flex-shrink: 0; margin-top: 2px;
}
.scene-body .scene-tag {
  display: inline-block; font-size: 12px; font-weight: 600; color: var(--c-primary-start);
  background: rgba(15,191,127,0.12); padding: 5px 14px; border-radius: 999px; margin-bottom: 12px;
}
.scene-title { font-size: 18px; font-weight: 700; color: #fff; margin-bottom: 8px; }
.scene-desc { font-size: 14px; color: var(--c-text-secondary); line-height: 1.7; }

/* ===== Guide Grid ===== */
.guide-section { padding: var(--space-section) 0; }
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.guide-card {
  border-radius: var(--radius-lg);
  background: var(--c-bg-elev);
  border: 1px solid var(--c-border);
  overflow: hidden;
  transition: all .4s ease;
  display: flex; flex-direction: column;
}
.guide-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover), 0 0 0 1px rgba(15,191,127,0.4);
  border-color: rgba(15,191,127,0.3);
}
.guide-cover { position: relative; height: 200px; overflow: hidden; }
.guide-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.guide-card:hover .guide-cover img { transform: scale(1.05); }
.guide-cover::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(10,16,28,0) 50%, rgba(10,16,28,0.6) 100%);
}
.guide-tag {
  position: absolute; top: 14px; left: 14px; z-index: 2;
  font-size: 12px; font-weight: 600;
  padding: 6px 14px; border-radius: 999px;
  color: #A7F3D0;
  background: rgba(10,16,28,0.72);
  border: 1px solid rgba(15,191,127,0.35);
  backdrop-filter: blur(8px);
}
.guide-likes {
  position: absolute; bottom: 14px; right: 14px; z-index: 2;
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; color: rgba(255,255,255,0.9);
  background: rgba(10,16,28,0.65);
  padding: 6px 12px; border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(6px);
}
.guide-likes i { color: var(--c-accent); font-size: 11px; }
.guide-info { padding: 22px; display: flex; flex-direction: column; flex: 1; }
.guide-title { font-size: 17px; font-weight: 700; color: #fff; line-height: 1.45; margin-bottom: 10px; transition: color .3s; }
.guide-card:hover .guide-title { color: var(--c-primary-start); }
.guide-desc { font-size: 14px; color: var(--c-text-secondary); line-height: 1.7; margin-bottom: 18px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.guide-meta {
  margin-top: auto;
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 16px; border-top: 1px solid rgba(255,255,255,0.06);
  font-size: 12px; color: var(--c-text-muted);
}
.guide-meta .date i { margin-right: 5px; }
.guide-arrow {
  width: 30px; height: 30px; border-radius: 50%;
  border: 1px solid var(--c-border); display: flex; align-items: center; justify-content: center;
  color: var(--c-text-secondary); font-size: 12px; transition: all .3s;
}
.guide-card:hover .guide-arrow { background: var(--c-primary-start); border-color: var(--c-primary-start); color: #fff; }

/* ===== Process ===== */
.process-section { padding: var(--space-section) 0; background: #0C131F; }
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.step-item {
  position: relative;
  background: var(--c-bg-elev);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 34px 26px 26px;
  transition: all .35s ease;
  overflow: hidden;
}
.step-item::before {
  content: counter(step);
  counter-increment: step;
  position: absolute; top: 18px; right: 18px;
  font-size: 44px; font-weight: 800;
  color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,0.08);
  font-family: "Inter", "Bahnschrift", sans-serif; line-height: 1;
}
.step-item:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); border-color: rgba(15,191,127,0.3); }
.step-dot {
  width: 40px; height: 40px; border-radius: 12px;
  background: linear-gradient(135deg, #0FBF7F, #0A8C8A);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 16px; font-weight: 700;
  box-shadow: 0 6px 18px rgba(15,191,127,0.35);
  margin-bottom: 20px;
}
.step-title { font-size: 17px; font-weight: 700; color: #fff; margin-bottom: 8px; }
.step-desc { font-size: 14px; color: var(--c-text-secondary); line-height: 1.7; }

/* ===== Stats ===== */
.stats-section { padding: 80px 0; position: relative; overflow: hidden; }
.stats-section::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(15,191,127,0.06), rgba(255,183,59,0.04)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  opacity: 0.35;
}
.stats-section::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, var(--c-bg), rgba(10,16,28,0.75) 30%, var(--c-bg));
}
.stats-grid { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-card {
  text-align: center;
  padding: 40px 24px;
  border-radius: var(--radius-lg);
  background: rgba(10,16,28,0.72);
  border: 1px solid rgba(255,255,255,0.10);
  backdrop-filter: blur(10px);
  transition: all .35s ease;
}
.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover), 0 0 0 1px rgba(255,183,59,0.35); }
.stat-num {
  font-size: 42px; font-weight: 800; line-height: 1.1;
  background: linear-gradient(120deg, #B8F6DD, #FFD479);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  font-family: "Inter", "Bahnschrift", sans-serif;
  display: block; margin-bottom: 6px;
}
.stat-label { font-size: 14px; color: var(--c-text-secondary); }

/* ===== FAQ ===== */
.faq-section { padding: var(--space-section) 0; }
.faq-layout { display: grid; grid-template-columns: 0.9fr 1.4fr; gap: 56px; }
.faq-left .section-title { margin-bottom: 16px; }
.faq-left .faq-intro { font-size: 15px; color: var(--c-text-secondary); line-height: 1.8; margin-bottom: 26px; }
.faq-contact {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; color: var(--c-primary-start);
  border: 1px solid rgba(15,191,127,0.35);
  padding: 10px 20px; border-radius: 999px;
  transition: all .3s; background: rgba(15,191,127,0.05);
}
.faq-contact:hover { background: rgba(15,191,127,0.12); transform: translateY(-2px); }
.faq-list { display: flex; flex-direction: column; gap: 16px; }
.faq-item {
  border-radius: var(--radius-md);
  background: var(--c-bg-elev);
  border: 1px solid var(--c-border);
  overflow: hidden;
  transition: border-color .3s, background .3s, box-shadow .3s;
}
.faq-item.active { border-color: rgba(15,191,127,0.5); box-shadow: 0 6px 24px rgba(0,0,0,0.3); }
.faq-question {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px; background: transparent; border: none;
  font-size: 16px; font-weight: 600; color: #E2E8F0;
  cursor: pointer; text-align: left; gap: 16px;
  transition: color .3s;
}
.faq-question:hover { color: var(--c-primary-start); }
.faq-icon {
  width: 28px; height: 28px; border-radius: 50%; flex-shrink: 0;
  border: 1px solid var(--c-border); display: flex; align-items: center; justify-content: center;
  font-size: 14px; color: var(--c-text-secondary);
  transition: all .35s ease;
}
.faq-item.active .faq-icon { background: var(--c-primary-start); border-color: var(--c-primary-start); color: #fff; transform: rotate(45deg); }
.faq-answer {
  max-height: 0; overflow: hidden; transition: max-height .4s ease;
}
.faq-answer p {
  padding: 0 24px 20px;
  font-size: 14px; color: var(--c-text-secondary); line-height: 1.8;
}

/* ===== CTA ===== */
.cta-section { padding: 40px 0 96px; }
.cta-banner {
  position: relative;
  border-radius: 28px;
  padding: 56px 64px;
  background: linear-gradient(120deg, #0FBF7F 0%, #0A8C8A 52%, #FFB73B 130%);
  overflow: hidden;
  display: flex; align-items: center; justify-content: space-between; gap: 40px;
  box-shadow: 0 20px 60px rgba(15,191,127,0.25);
}
.cta-banner::before {
  content: "";
  position: absolute; inset: 0;
  background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  opacity: 0.15; mix-blend-mode: overlay;
}
.cta-banner::after {
  content: ""; position: absolute; top: -50px; right: -30px;
  width: 200px; height: 200px; border-radius: 50%;
  background: rgba(255,183,59,0.25); filter: blur(50px);
}
.cta-ring {
  position: absolute; left: -40px; bottom: -50px;
  width: 160px; height: 160px; border-radius: 50%;
  border: 30px solid rgba(255,255,255,0.12);
}
.cta-content { position: relative; z-index: 2; }
.cta-title { font-size: 32px; font-weight: 800; color: #fff; line-height: 1.25; margin-bottom: 10px; }
.cta-desc { font-size: 15px; color: rgba(255,255,255,0.88); line-height: 1.6; max-width: 560px; }
.cta-banner .btn { position: relative; z-index: 2; flex-shrink: 0; }

/* ===== Footer ===== */
.footer {
  background: #0C111D;
  border-top: 1px solid rgba(15,191,127,0.15);
  padding: 70px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.footer-brand .logo-wrap { margin-bottom: 16px; }
.footer-brand p { font-size: 14px; color: var(--c-text-secondary); line-height: 1.8; max-width: 340px; margin-bottom: 22px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
  width: 40px; height: 40px; border-radius: 12px;
  border: 1px solid var(--c-border);
  background: rgba(255,255,255,0.03);
  display: flex; align-items: center; justify-content: center;
  color: var(--c-text-secondary); font-size: 15px;
  transition: all .3s;
}
.footer-social a:hover { background: rgba(15,191,127,0.15); border-color: var(--c-primary-start); color: var(--c-primary-start); transform: translateY(-2px); }
.footer-col h4 { font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 20px; letter-spacing: .5px; }
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul a { font-size: 14px; color: var(--c-text-secondary); transition: all .25s; display: inline-block; }
.footer-col ul a:hover { color: var(--c-primary-start); transform: translateX(3px); }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px;
  padding: 24px 0;
  font-size: 13px; color: var(--c-text-muted);
}
.footer-bottom .beian { letter-spacing: .3px; }
.copyright { color: var(--c-text-secondary); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  :root { --space-section: 72px; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .guide-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: 18px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .scene-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .nav-btn { display: none; }
  .faq-layout { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px 24px; }
  .cta-banner { padding: 48px 40px; flex-direction: column; align-items: flex-start; }
  .hero-data { max-width: 560px; }
}
@media (max-width: 768px) {
  :root { --space-section: 56px; }
  .section-title { font-size: 24px; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 16px; margin-bottom: 32px; }
  .category-hero { min-height: 500px; padding-top: 130px; padding-bottom: 90px; }
  .hero-title { font-size: 36px; }
  .hero-subtitle { font-size: 15px; }
  .hero-ctas .btn { flex: 1; justify-content: center; }
  .hero-data { padding: 14px 18px; bottom: 60px; max-width: 100%; }
  .data-item { padding: 0 12px; }
  .data-num { font-size: 20px; }
  .scenes, .process-section { padding: 56px 0; }
  .scene-grid { grid-template-columns: 1fr; gap: 16px; }
  .guide-grid { grid-template-columns: 1fr; gap: 18px; }
  .guide-cover { height: 180px; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .cta-title { font-size: 26px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .mobile-menu-panel { width: 92vw; }
}
@media (max-width: 640px) {
  .container { padding: 0 20px; }
  .site-header { top: 8px; width: calc(100% - 20px); }
  .nav-capsule { padding: 8px 14px; }
  .logo-text { font-size: 16px; }
  .category-hero { padding-top: 110px; }
  .hero-ctas { width: 100%; }
  .hero-ctas .btn { width: 100%; }
  .feature-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .stat-num { font-size: 34px; }
  .process-steps { grid-template-columns: 1fr; }
  .cta-banner { padding: 36px 26px; border-radius: 22px; }
  .cta-title { font-size: 24px; }
  .faq-question { font-size: 15px; padding: 18px 18px; }
  .footer { padding-top: 50px; }
  .footer-grid { gap: 30px; }
}

@media (max-width: 420px) {
  .hero-data { flex-wrap: wrap; gap: 12px 0; }
  .data-item { flex: 0 0 50%; border-right: none; padding: 6px 14px; }
  .data-item:nth-child(odd) { border-right: 1px solid rgba(255,255,255,0.08); }
  .stat-card { padding: 26px 16px; }
  .stat-num { font-size: 28px; }
}

/* roulang page: category3 */
/* ---------- 设计变量 ---------- */
    :root {
      --c-primary-start: #0FBF7F;
      --c-primary-end: #0A8C8A;
      --c-accent: #FFB73B;
      --c-accent-soft: rgba(255, 183, 59, 0.14);
      --c-bg: #0A101C;
      --c-bg-elev: #111B2C;
      --c-surface: rgba(255, 255, 255, 0.04);
      --c-border: rgba(255, 255, 255, 0.10);
      --c-text: #F1F5F9;
      --c-text-secondary: #9FB3C8;
      --c-text-muted: #64748B;
      --c-danger: #FF6B6B;
      --gradient-brand: linear-gradient(135deg, #0FBF7F, #0A8C8A 55%, #FFB73B);
      --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.35);
      --radius: 20px;
      --transition: all 0.3s ease;
    }

    /* ---------- 基础重置 ---------- */
    *, *::before, *::after { box-sizing: border-box; }
    html, body { margin: 0; padding: 0; }
    body {
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      font-size: 16px;
      line-height: 1.6;
      background-color: var(--c-bg);
      color: var(--c-text);
      -webkit-font-smoothing: antialiased;
    }
    img { max-width: 100%; display: block; }
    a { color: inherit; text-decoration: none; transition: var(--transition); }
    button { font-family: inherit; cursor: pointer; }
    ul { list-style: none; margin: 0; padding: 0; }
    h1, h2, h3, h4, p { margin: 0; }

    /* ---------- 容器 ---------- */
    .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

    /* ---------- 通用区块 ---------- */
    .section { padding: 96px 0; }
    .section-alt { background: rgba(13, 21, 36, 0.45); }
    .section-heading {
      display: flex;
      align-items: flex-start;
      gap: 14px;
      margin-bottom: 44px;
    }
    .heading-bar {
      width: 4px;
      height: 28px;
      background: var(--gradient-brand);
      border-radius: 4px;
      margin-top: 6px;
      flex-shrink: 0;
    }
    .section-heading h2 {
      font-size: 32px;
      font-weight: 700;
      color: var(--c-text);
      margin: 0 0 6px;
      line-height: 1.2;
    }
    .section-sub { font-size: 14px; color: var(--c-text-muted); }

    /* ---------- 按钮 ---------- */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 14px 28px;
      border-radius: 12px;
      font-size: 15px;
      font-weight: 600;
      line-height: 1;
      text-decoration: none;
      border: none;
      cursor: pointer;
      transition: var(--transition);
    }
    .btn-sm { padding: 9px 20px; font-size: 14px; border-radius: 999px; }
    .btn-primary { background: var(--gradient-brand); color: #fff; box-shadow: 0 6px 20px rgba(15, 191, 127, 0.25); }
    .btn-primary:hover { filter: brightness(1.1); transform: translateY(-2px); }
    .btn-outline { background: rgba(255, 255, 255, 0.06); color: var(--c-text); border: 1px solid var(--c-border); }
    .btn-outline:hover { border-color: var(--c-primary-start); color: #fff; transform: translateY(-2px); }
    .btn-light { background: #fff; color: #0A101C; }
    .btn-light:hover { background: var(--c-accent); color: #0A101C; transform: translateY(-2px); }
    .btn:active { transform: scale(0.97); }
    .btn:focus-visible, a:focus-visible, button:focus-visible {
      outline: 2px solid var(--c-primary-start);
      outline-offset: 2px;
    }

    /* ---------- 顶部悬浮胶囊导航 ---------- */
    .site-header {
      position: fixed;
      top: 12px;
      left: 50%;
      transform: translateX(-50%);
      width: calc(100% - 32px);
      max-width: 1200px;
      z-index: 1000;
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      background: rgba(13, 18, 30, 0.82);
      -webkit-backdrop-filter: blur(14px);
      backdrop-filter: blur(14px);
      border-radius: 999px;
      padding: 10px 20px;
      border: 1px solid rgba(255, 255, 255, 0.1);
      box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
      position: relative;
    }
    .header-inner::before {
      content: '';
      position: absolute;
      inset: 0;
      border-radius: 999px;
      padding: 1px;
      background: linear-gradient(45deg, rgba(15, 191, 127, 0.7), rgba(255, 183, 59, 0.7));
      -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
      -webkit-mask-composite: xor;
      mask-composite: exclude;
      pointer-events: none;
    }
    .logo-wrap { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
    .logo-icon {
      width: 32px;
      height: 32px;
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 18px;
      color: #fff;
      background: var(--gradient-brand);
      box-shadow: 0 4px 14px rgba(15, 191, 127, 0.3);
      font-family: Inter, "Bahnschrift", sans-serif;
    }
    .logo-text { font-size: 18px; font-weight: 700; color: var(--c-text); letter-spacing: 0.5px; }

    .nav-links { display: flex; align-items: center; gap: 8px; }
    .nav-links li a {
      display: inline-block;
      padding: 9px 18px;
      border-radius: 999px;
      color: var(--c-text-secondary);
      font-size: 14px;
      font-weight: 500;
      transition: var(--transition);
    }
    .nav-links li a:hover { background: rgba(15, 191, 127, 0.12); color: var(--c-text); }
    .nav-links li a.active {
      background: var(--gradient-brand);
      color: #fff;
      font-weight: 600;
      box-shadow: 0 4px 12px rgba(15, 191, 127, 0.25);
    }
    .header-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

    .hamburger {
      display: none;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      gap: 5px;
      width: 40px;
      height: 40px;
      border-radius: 12px;
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid var(--c-border);
    }
    .hamburger span {
      width: 18px;
      height: 2px;
      background: var(--c-text);
      border-radius: 2px;
      transition: all 0.3s ease;
    }
    .hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .hamburger.open span:nth-child(2) { opacity: 0; }
    .hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    /* ---------- 页面 Hero ---------- */
    .page-hero {
      position: relative;
      min-height: 44vh;
      display: flex;
      align-items: center;
      padding-top: 140px;
      padding-bottom: 96px;
      background: url('/assets/images/backpic/back-1.png') center / cover no-repeat;
    }
    .hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, rgba(10, 16, 28, 0.94), rgba(10, 16, 28, 0.7) 55%, rgba(10, 16, 28, 0.4));
    }
    .page-hero::after {
      content: '';
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      height: 120px;
      background: linear-gradient(to top, var(--c-bg), transparent);
      pointer-events: none;
    }
    .hero-content { position: relative; z-index: 1; }
    .breadcrumb {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 13px;
      color: var(--c-text-muted);
      margin-bottom: 22px;
    }
    .breadcrumb a { color: var(--c-text-secondary); }
    .breadcrumb a:hover { color: var(--c-primary-start); }
    .breadcrumb .current { color: var(--c-accent); }
    .page-hero h1 {
      font-size: clamp(36px, 5vw, 56px);
      font-weight: 800;
      margin: 0 0 16px;
      background: linear-gradient(120deg, #fff, #B8F6DD 40%, #FFD479);
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
      color: transparent;
    }
    .hero-sub {
      font-size: 16px;
      color: var(--c-text-secondary);
      line-height: 1.8;
      max-width: 680px;
      margin: 0 0 36px;
    }
    .hero-badges { display: flex; flex-wrap: wrap; gap: 14px; }
    .badge-item {
      background: rgba(10, 16, 28, 0.7);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 16px;
      padding: 14px 24px;
      backdrop-filter: blur(8px);
      text-align: center;
      min-width: 128px;
    }
    .badge-item strong {
      display: block;
      font-size: 24px;
      font-weight: 800;
      color: var(--c-primary-start);
      font-family: Inter, "Bahnschrift", sans-serif;
    }
    .badge-item:nth-child(even) strong { color: var(--c-accent); }
    .badge-item span { display: block; font-size: 12px; color: var(--c-text-secondary); margin-top: 4px; }

    /* ---------- 分类卡片 ---------- */
    .cat-card {
      background: var(--c-bg-elev);
      border: 1px solid var(--c-border);
      border-radius: var(--radius);
      padding: 32px 26px;
      transition: var(--transition);
      height: 100%;
      position: relative;
      overflow: hidden;
    }
    .cat-card::after {
      content: '';
      position: absolute;
      left: 0;
      bottom: 0;
      height: 3px;
      width: 0;
      background: var(--gradient-brand);
      transition: width 0.4s ease;
    }
    .cat-card:hover { transform: translateY(-6px); box-shadow: 0 0 0 1px rgba(15, 191, 127, 0.5), var(--shadow-card); }
    .cat-card:hover::after { width: 100%; }
    .card-icon {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      background: var(--c-accent-soft);
      color: var(--c-accent);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      margin-bottom: 20px;
    }
    .cat-card:nth-child(2n) .card-icon { background: rgba(15, 191, 127, 0.12); color: var(--c-primary-start); }
    .cat-card h3 { font-size: 20px; color: var(--c-text); margin-bottom: 10px; }
    .cat-card p { font-size: 14px; color: var(--c-text-secondary); line-height: 1.7; margin-bottom: 20px; }
    .card-link { color: var(--c-primary-start); font-size: 14px; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; }
    .card-link:hover { color: var(--c-accent); }

    /* ---------- 特色卖点卡 ---------- */
    .feature-card {
      background: var(--c-surface);
      border: 1px solid var(--c-border);
      border-radius: 16px;
      padding: 26px 24px;
      height: 100%;
      transition: var(--transition);
    }
    .feature-card:hover {
      background: rgba(15, 191, 127, 0.06);
      border-color: rgba(15, 191, 127, 0.4);
      transform: translateY(-4px);
    }
    .feat-icon {
      width: 42px;
      height: 42px;
      border-radius: 12px;
      background: var(--gradient-brand);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      margin-bottom: 16px;
    }
    .feature-card h3 { font-size: 17px; color: var(--c-text); margin-bottom: 8px; }
    .feature-card p { font-size: 13px; color: var(--c-text-secondary); line-height: 1.7; margin: 0; }

    /* ---------- 公告列表 ---------- */
    .announcement-list { display: flex; flex-direction: column; gap: 16px; }
    .announcement-item {
      display: flex;
      align-items: center;
      gap: 20px;
      background: var(--c-bg-elev);
      border: 1px solid var(--c-border);
      border-radius: 16px;
      padding: 16px;
      transition: var(--transition);
    }
    .announcement-item:hover {
      background: rgba(255, 255, 255, 0.06);
      box-shadow: 0 0 0 1px rgba(15, 191, 127, 0.3);
      transform: translateX(4px);
    }
    .ann-item-thumb {
      width: 140px;
      height: 90px;
      border-radius: 12px;
      overflow: hidden;
      flex-shrink: 0;
      background: #0D1524;
    }
    .ann-item-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
    .announcement-item:hover .ann-item-thumb img { transform: scale(1.06); }
    .ann-item-body { flex: 1; min-width: 0; }
    .ann-item-body .tag { margin-bottom: 6px; }
    .ann-item-body h3 { margin: 6px 0 4px; font-size: 16px; font-weight: 600; }
    .ann-item-body h3 a { color: var(--c-text); }
    .ann-item-body h3 a:hover { color: var(--c-primary-start); }
    .ann-item-body p { font-size: 14px; color: var(--c-text-secondary); line-height: 1.6; margin-bottom: 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
    .ann-date { font-size: 12px; color: var(--c-text-muted); }
    .ann-arrow {
      width: 38px;
      height: 38px;
      border-radius: 50%;
      background: var(--c-surface);
      color: var(--c-text-secondary);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      transition: var(--transition);
    }
    .ann-arrow:hover { background: var(--c-primary-start); color: #fff; transform: rotate(-45deg); }

    .tag {
      display: inline-block;
      padding: 4px 12px;
      border-radius: 999px;
      background: var(--c-accent-soft);
      color: var(--c-accent);
      font-size: 12px;
      font-weight: 500;
    }
    .tag-update { background: rgba(15, 191, 127, 0.12); color: #2DD4A7; }
    .tag-activity { background: rgba(255, 183, 59, 0.12); color: var(--c-accent); }
    .tag-safety { background: rgba(255, 107, 107, 0.12); color: var(--c-danger); }
    .tag-new { background: rgba(96, 165, 250, 0.12); color: #60A5FA; }

    /* ---------- 空状态 ---------- */
    .empty-state {
      border: 1px dashed rgba(255, 255, 255, 0.2);
      border-radius: 16px;
      padding: 52px 24px;
      text-align: center;
      background: var(--c-surface);
    }
    .empty-icon { font-size: 34px; color: var(--c-text-muted); margin-bottom: 12px; }
    .empty-state p { color: var(--c-text-muted); margin: 0; font-size: 14px; }

    /* ---------- 场景区块 ---------- */
    .scenario-section .grid-x { align-items: center; }
    .scenario-thumb { border-radius: 24px; overflow: hidden; box-shadow: var(--shadow-card); }
    .scenario-thumb img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
    .scenario-title { font-size: 28px; font-weight: 700; color: var(--c-text); margin-bottom: 12px; }
    .scenario-desc { font-size: 15px; color: var(--c-text-secondary); line-height: 1.7; margin-bottom: 24px; }
    .check-list { margin: 0 0 32px; }
    .check-list li {
      position: relative;
      padding: 10px 0 10px 34px;
      color: var(--c-text-secondary);
      font-size: 15px;
      line-height: 1.7;
    }
    .check-list li::before {
      content: '';
      position: absolute;
      left: 0;
      top: 18px;
      width: 18px;
      height: 18px;
      border-radius: 50%;
      background: var(--gradient-brand);
      box-shadow: 0 0 0 4px rgba(15, 191, 127, 0.15);
    }

    /* ---------- 流程步骤 ---------- */
    .process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
    .step {
      background: var(--c-bg-elev);
      border: 1px solid var(--c-border);
      border-radius: var(--radius);
      padding: 32px 24px;
      transition: var(--transition);
    }
    .step:hover { transform: translateY(-6px); box-shadow: var(--shadow-card); }
    .step-number {
      font-size: 48px;
      font-weight: 800;
      color: rgba(255, 255, 255, 0.08);
      font-family: Inter, "Bahnschrift", sans-serif;
      line-height: 1;
      display: block;
    }
    .step h3 { font-size: 18px; color: var(--c-text); margin: 18px 0 8px; }
    .step p { font-size: 14px; color: var(--c-text-secondary); line-height: 1.7; margin: 0; }

    /* ---------- FAQ ---------- */
    .faq-intro .heading-bar { margin-bottom: 18px; }
    .faq-intro h2 { font-size: 30px; font-weight: 700; color: var(--c-text); margin-bottom: 12px; }
    .faq-intro p { font-size: 14px; color: var(--c-text-muted); line-height: 1.7; margin-bottom: 24px; }

    .accordion { background: transparent; border: 0; }
    .accordion-item {
      background: var(--c-bg-elev);
      border: 1px solid var(--c-border);
      border-radius: 14px;
      margin-bottom: 12px;
      overflow: hidden;
      transition: var(--transition);
    }
    .accordion-item.is-active { border-color: rgba(15, 191, 127, 0.5); box-shadow: 0 0 0 1px rgba(15, 191, 127, 0.2); }
    .accordion-title {
      position: relative;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 18px 48px 18px 20px;
      font-size: 15px;
      font-weight: 600;
      color: var(--c-text);
      background: transparent !important;
      border-bottom: 0 !important;
    }
    .accordion-title:hover { color: var(--c-primary-start); }
    .accordion-title::before { content: none !important; }
    .accordion-title::after {
      content: '+' !important;
      position: absolute;
      right: 16px;
      top: 50%;
      transform: translateY(-50%);
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background: rgba(15, 191, 127, 0.12);
      color: var(--c-primary-start);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      font-weight: 600;
      transition: transform 0.3s, background 0.3s, color 0.3s;
    }
    .accordion-item.is-active .accordion-title::after {
      transform: translateY(-50%) rotate(45deg);
      background: var(--c-primary-start);
      color: #fff;
    }
    .accordion-content {
      padding: 0 20px 20px;
      color: var(--c-text-secondary);
      font-size: 14px;
      line-height: 1.8;
      border-bottom: 0 !important;
    }
    .accordion-content p { margin: 0 0 8px; }

    /* ---------- CTA ---------- */
    .cta-banner {
      position: relative;
      background: linear-gradient(60deg, #0FBF7F, #0A8C8A 50%, #FFB73B);
      border-radius: 28px;
      padding: 48px 56px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      overflow: hidden;
    }
    .cta-text h2 { font-size: 28px; color: #fff; font-weight: 700; margin-bottom: 10px; }
    .cta-text p { font-size: 15px; color: rgba(255, 255, 255, 0.88); line-height: 1.6; margin: 0; }
    .cta-action { flex-shrink: 0; position: relative; z-index: 1; }
    .cta-glow { position: absolute; border-radius: 50%; filter: blur(30px); opacity: 0.3; }
    .cta-glow-1 { width: 180px; height: 180px; background: var(--c-accent); top: -60px; left: -40px; }
    .cta-glow-2 { width: 120px; height: 120px; background: #2DD4A7; bottom: -40px; right: 20px; }

    /* ---------- 页脚 ---------- */
    .footer { background: #0C111D; border-top: 1px solid rgba(15, 191, 127, 0.2); padding: 64px 0 0; margin-top: 96px; }
    .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 36px; padding-bottom: 48px; }
    .footer-brand .logo-wrap { margin-bottom: 16px; }
    .footer-brand p { color: var(--c-text-muted); font-size: 14px; line-height: 1.8; max-width: 340px; margin-bottom: 20px; }
    .footer-social { display: flex; gap: 10px; }
    .footer-social a {
      width: 40px;
      height: 40px;
      border-radius: 10px;
      background: rgba(255, 255, 255, 0.06);
      color: var(--c-text-secondary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 16px;
      transition: var(--transition);
    }
    .footer-social a:hover { background: var(--c-primary-start); color: #fff; transform: translateY(-3px); }
    .footer-col h4 { font-size: 15px; color: var(--c-text); margin-bottom: 20px; }
    .footer-col ul li { margin-bottom: 10px; }
    .footer-col ul a { color: var(--c-text-muted); font-size: 14px; }
    .footer-col ul a:hover { color: var(--c-primary-start); }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding: 20px 0;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      font-size: 13px;
      color: var(--c-text-muted);
    }
    .footer-bottom .beian { color: var(--c-text-muted); }

    /* ---------- 响应式 ---------- */
    @media (max-width: 1024px) {
      .section { padding: 64px 0; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
      .process-steps { grid-template-columns: repeat(2, 1fr); }
      .nav-links li a { padding: 8px 12px; }
    }
    @media (max-width: 768px) {
      .section { padding: 48px 0; }
      .footer-grid { grid-template-columns: 1fr; gap: 28px; }
      .process-steps { grid-template-columns: 1fr; }
      .cta-banner { flex-direction: column; text-align: center; padding: 40px 24px; }
      .header-actions .btn { display: none; }
      .hamburger { display: flex; }
      .nav-links {
        position: fixed;
        top: 84px;
        right: 16px;
        width: 260px;
        background: #fff;
        border: 1px solid rgba(0, 0, 0, 0.1);
        border-radius: 20px;
        padding: 16px;
        flex-direction: column;
        align-items: stretch;
        gap: 6px;
        transform: translateY(-12px);
        opacity: 0;
        pointer-events: none;
        transition: var(--transition);
        box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
        z-index: 998;
      }
      .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
      .nav-links li a { display: block; padding: 11px 16px; color: #111B2C; border-radius: 12px; }
      .nav-links li a:hover { background: rgba(15, 191, 127, 0.1); color: #0A101C; }
      .nav-links li a.active { background: var(--gradient-brand); color: #fff; }
      .announcement-item { flex-direction: column; align-items: flex-start; }
      .ann-item-thumb { width: 100%; height: 160px; }
      .ann-arrow { display: none; }
      .page-hero { padding-top: 120px; padding-bottom: 72px; min-height: 52vh; }
      .page-hero h1 { font-size: 38px; }
      .hero-sub { font-size: 15px; }
      .badge-item { min-width: 100%; flex: 1 1 45%; }
      .hero-badges { gap: 10px; }
    }
    @media (max-width: 520px) {
      .container { padding: 0 16px; }
      .header-inner { padding: 8px 14px; }
      .logo-text { font-size: 16px; }
      .section-heading h2 { font-size: 26px; }
      .cat-card { padding: 26px 20px; }
      .step { padding: 26px 20px; }
      .cta-text h2 { font-size: 24px; }
      .footer-bottom { flex-direction: column; text-align: center; }
    }