/* roulang page: index */
:root {
  --primary: #00A862;
  --primary-dark: #00875A;
  --primary-light: #00C853;
  --accent: #FF6A00;
  --lime: #D4FF3F;
  --dark: #0B1512;
  --bg: #F6F9F7;
  --card-bg: #FFFFFF;
  --text: #101A16;
  --text-secondary: #52635B;
  --text-muted: #8FA198;
  --border: #E3EDE7;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 8px;
  --radius-btn: 14px;
  --shadow-card: 0 2px 12px rgba(11, 21, 18, 0.06);
  --shadow-hover: 0 8px 30px rgba(11, 21, 18, 0.12);
  --shadow-dark: 0 6px 20px rgba(0, 0, 0, 0.35);
  --section-space: 80px;
  --font-main: -apple-system, "PingFang SC", "Microsoft YaHei", "HarmonyOS Sans", "Noto Sans SC", sans-serif;
  --font-num: "Helvetica Neue", "Inter", Arial, sans-serif;
}
*,
*::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: 1.75;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  text-decoration: none;
  color: inherit;
  transition: all 0.25s ease;
}
button {
  border: none;
  cursor: pointer;
}
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}
.container {
  max-width: 1280px;
  padding-left: 24px;
  padding-right: 24px;
}
.section-space {
  padding: var(--section-space) 0;
}
.section-head {
  margin-bottom: 40px;
}
.section-head .section-tag {
  display: inline-block;
  background: var(--lime);
  color: var(--dark);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 100px;
  letter-spacing: 1px;
  margin-bottom: 12px;
}
.section-head h2 {
  font-size: 34px;
  font-weight: 800;
  line-height: 1.2;
  position: relative;
  padding-left: 18px;
}
.section-head h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  background: linear-gradient(180deg, var(--primary-light), var(--primary-dark));
  border-radius: 4px;
}
.section-head .sub-text {
  color: var(--text-secondary);
  font-size: 15px;
  margin-top: 8px;
}
.btn-main {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 32px;
  border-radius: 100px;
  font-weight: 700;
  font-size: 15px;
  border: 2px solid transparent;
  transition: all 0.3s ease;
  cursor: pointer;
}
.btn-main.btn-accent {
  background: var(--accent);
  color: #fff;
}
.btn-main.btn-accent:hover {
  background: #e05e00;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255, 106, 0, 0.3);
}
.btn-main.btn-accent:active {
  transform: translateY(0);
  box-shadow: none;
}
.btn-main.btn-outline-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.5);
}
.btn-main.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
  transform: translateY(-2px);
}
.btn-main.btn-white {
  background: #fff;
  color: var(--primary-dark);
}
.btn-main.btn-white:hover {
  background: var(--lime);
  color: var(--dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}
/* ===== Header / Nav ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1080;
  background: transparent;
  transition: all 0.35s ease;
  padding: 18px 0;
}
.site-header.scrolled {
  background: rgba(11, 21, 18, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 10px 0;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
}
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 22px;
  color: #fff;
}
.navbar-brand .brand-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.navbar-brand .brand-icon::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
}
.navbar-brand .brand-icon i {
  position: relative;
  z-index: 2;
  font-size: 14px;
}
.site-header .nav-menu {
  display: flex;
  align-items: center;
  gap: 6px;
}
.site-header .nav-menu .nav-link {
  color: rgba(255, 255, 255, 0.75);
  font-weight: 600;
  font-size: 15px;
  padding: 8px 18px;
  border-radius: 100px 0 100px 0;
  transition: all 0.25s ease;
}
.site-header .nav-menu .nav-link:hover {
  color: var(--primary-light);
}
.site-header .nav-menu .nav-link.active {
  background: #E9F8F0;
  color: var(--primary-dark);
}
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  color: #fff;
  padding: 10px 28px;
  border-radius: 100px;
  font-weight: 700;
  font-size: 14px;
  margin-left: 16px;
  transition: all 0.3s ease;
}
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(0, 168, 98, 0.4);
  color: #fff;
}
.navbar-toggler {
  border: none;
  padding: 8px 12px;
  background: transparent;
}
.navbar-toggler .toggler-icon {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  margin: 5px 0;
  border-radius: 2px;
  position: relative;
}
.navbar-toggler .toggler-icon::before,
.navbar-toggler .toggler-icon::after {
  content: '';
  position: absolute;
  left: 0;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
}
.navbar-toggler .toggler-icon::before {
  top: -7px;
}
.navbar-toggler .toggler-icon::after {
  top: 7px;
}
.navbar-toggler .toggler-icon.middle {
  background: var(--accent);
}
@media (max-width: 991.98px) {
  .site-header {
    background: rgba(11, 21, 18, 0.92);
  }
  .navbar-collapse {
    background: var(--dark);
    border-radius: 20px;
    padding: 20px;
    margin-top: 12px;
    max-height: calc(100vh - 80px);
    overflow-y: auto;
  }
  .site-header .nav-menu {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
  }
  .site-header .nav-menu .nav-link {
    width: 100%;
    padding: 14px 12px;
    color: rgba(255, 255, 255, 0.85);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 0;
  }
  .site-header .nav-menu .nav-link.active {
    background: transparent;
    color: var(--lime);
  }
  .nav-cta {
    margin: 16px 0 0;
    width: 100%;
    justify-content: center;
  }
}
/* ===== Hero ===== */
.hero {
  background: var(--dark);
  position: relative;
  overflow: hidden;
  padding: 160px 0 120px;
}
.hero::before {
  content: '';
  position: absolute;
  width: 620px;
  height: 620px;
  background: radial-gradient(circle, rgba(0, 168, 98, 0.40), transparent 70%);
  right: -80px;
  top: 40%;
  transform: translateY(-50%);
  border-radius: 50%;
  z-index: 1;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -60px;
  left: -5%;
  right: -5%;
  height: 120px;
  background: var(--bg);
  transform: rotate(-3deg);
  z-index: 3;
}
.hero .container {
  position: relative;
  z-index: 2;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--lime);
  color: var(--dark);
  font-size: 13px;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}
.hero-badge i {
  font-size: 14px;
}
.hero h1 {
  font-size: 52px;
  font-weight: 800;
  line-height: 1.15;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}
.hero-sub {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 28px;
}
.hero-btns {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}
.hero-stats {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-stat {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 14px 22px;
  min-width: 130px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.hero-stat .stat-label {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 4px;
}
.hero-stat .stat-num {
  font-family: var(--font-num);
  font-size: 28px;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
}
.hero-stat .stat-num .up {
  color: var(--lime);
  font-size: 14px;
  margin-left: 4px;
}
/* Hero Phone */
.hero-phone {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  min-height: 560px;
}
.phone-wrapper {
  position: relative;
}
.phone-glow {
  position: absolute;
  inset: -40px;
  background: radial-gradient(circle, rgba(0, 168, 98, 0.35), transparent 70%);
  border-radius: 50%;
  z-index: 0;
}
.phone-frame {
  position: relative;
  width: 300px;
  height: 540px;
  background: #0e1a16;
  border-radius: 36px;
  border: 4px solid rgba(255, 255, 255, 0.14);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  z-index: 1;
}
.phone-screen {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
}
.phone-screen::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.1) 0%, rgba(0, 0, 0, 0.55) 100%);
}
.phone-screen .phone-content {
  position: relative;
  z-index: 2;
  color: #fff;
}
.phone-screen .phone-label {
  display: inline-block;
  font-size: 12px;
  background: var(--accent);
  padding: 4px 12px;
  border-radius: 100px;
  font-weight: 700;
  margin-bottom: 8px;
}
.phone-screen .phone-title {
  font-size: 20px;
  font-weight: 800;
  line-height: 1.3;
}
.phone-screen .phone-meta {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.8);
  margin-top: 6px;
}
.phone-play-btn {
  position: absolute;
  bottom: -22px;
  left: 50%;
  transform: translateX(-50%);
  width: 64px;
  height: 64px;
  background: #fff;
  color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  z-index: 5;
  transition: all 0.3s ease;
}
.phone-play-btn:hover {
  background: var(--accent);
  color: #fff;
  transform: translateX(-50%) scale(1.08);
}
@media (max-width: 991.98px) {
  .hero {
    padding: 140px 0 100px;
  }
  .hero h1 {
    font-size: 38px;
  }
  .hero-phone {
    min-height: 480px;
    margin-top: 40px;
  }
  .phone-frame {
    width: 260px;
    height: 470px;
  }
}
@media (max-width: 575.98px) {
  .hero h1 {
    font-size: 32px;
  }
  .hero-sub {
    font-size: 15px;
  }
  .hero-stats {
    gap: 10px;
  }
  .hero-stat {
    padding: 10px 16px;
    min-width: 100px;
  }
  .hero-stat .stat-num {
    font-size: 22px;
  }
  .phone-frame {
    width: 230px;
    height: 420px;
  }
}
/* ===== 爆款片段 ===== */
.viral-section {
  padding: 80px 0 40px;
}
.viral-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all 0.3s ease;
  display: block;
  height: 100%;
  position: relative;
}
.viral-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.viral-card:hover .viral-thumb img {
  transform: scale(1.05);
}
.viral-thumb {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
  background: #e8efe9;
}
.viral-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.viral-thumb .duration-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(11, 21, 18, 0.85);
  color: #fff;
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 8px;
  z-index: 2;
}
.viral-thumb .play-badge {
  position: absolute;
  bottom: 12px;
  left: 12px;
  width: 36px;
  height: 36px;
  background: rgba(11, 21, 18, 0.7);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 14px;
  transition: all 0.3s ease;
  z-index: 2;
}
.viral-card:hover .play-badge {
  transform: scale(1.1);
  background: var(--accent);
}
.viral-body {
  padding: 20px;
}
.viral-body .viral-tag {
  display: inline-block;
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: 100px;
  margin-bottom: 10px;
}
.viral-body h3 {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 8px;
  transition: color 0.25s ease;
}
.viral-card:hover .viral-body h3 {
  color: var(--primary);
}
.viral-body .viral-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.viral-stats {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.data-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--dark);
  color: #fff;
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
}
.data-badge .icon {
  color: var(--accent);
  font-size: 12px;
}
.data-badge .trend {
  color: var(--lime);
  font-size: 11px;
}
@media (max-width: 767.98px) {
  .viral-section {
    padding: 56px 0 24px;
  }
}
/* ===== 种草清单 ===== */
.wishlist-section {
  padding: 40px 0 80px;
}
.wishlist-wrap {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-card);
}
.wish-row {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 18px 12px;
  border-bottom: 1px solid var(--border);
  transition: all 0.3s ease;
  border-radius: 16px;
}
.wish-row:last-child {
  border-bottom: none;
}
.wish-row:hover {
  background: #F0FAF5;
  border-color: var(--primary);
  box-shadow: 0 2px 8px rgba(0, 168, 98, 0.08);
}
.wish-rank {
  font-family: var(--font-num);
  font-size: 40px;
  font-style: italic;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  min-width: 56px;
  text-align: center;
  line-height: 1;
}
.wish-cover {
  width: 96px;
  height: 72px;
  border-radius: 12px;
  object-fit: cover;
  flex-shrink: 0;
  overflow: hidden;
}
.wish-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}
.wish-row:hover .wish-cover img {
  transform: scale(1.08);
}
.wish-info {
  flex: 1;
  min-width: 0;
}
.wish-info h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.wish-info p {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.wish-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.wish-tags .tag {
  font-size: 12px;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: 100px;
  background: #E9F8F0;
  color: var(--primary-dark);
}
.wish-tags .tag.hot {
  background: #FFF1E8;
  color: var(--accent);
}
.wish-btn {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: #fff;
  padding: 8px 22px;
  border-radius: 100px;
  font-weight: 700;
  font-size: 14px;
  transition: all 0.25s ease;
}
.wish-btn:hover {
  background: #e05e00;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(255, 106, 0, 0.3);
  color: #fff;
}
.wish-btn .fire {
  color: var(--lime);
}
@media (max-width: 767.98px) {
  .wishlist-wrap {
    padding: 16px;
  }
  .wish-row {
    flex-wrap: wrap;
    gap: 12px;
  }
  .wish-rank {
    font-size: 30px;
    min-width: 40px;
  }
  .wish-cover {
    width: 80px;
    height: 60px;
  }
  .wish-info h3 {
    font-size: 15px;
  }
  .wish-btn {
    padding: 6px 16px;
    font-size: 13px;
    margin-left: auto;
  }
}
/* ===== 评论口碑 ===== */
.reviews-section {
  padding: 40px 0 80px;
}
.review-scroll-wrap {
  position: relative;
}
.review-scroll {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  padding-bottom: 16px;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
}
.review-scroll::-webkit-scrollbar {
  height: 4px;
}
.review-scroll::-webkit-scrollbar-track {
  background: rgba(11, 21, 18, 0.05);
  border-radius: 4px;
}
.review-scroll::-webkit-scrollbar-thumb {
  background: rgba(11, 21, 18, 0.15);
  border-radius: 4px;
}
.review-card {
  min-width: 330px;
  max-width: 360px;
  background: var(--card-bg);
  border-radius: 20px;
  padding: 24px;
  box-shadow: var(--shadow-card);
  transition: all 0.3s ease;
  border: 1px solid var(--border);
}
.review-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}
.review-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.review-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-size: cover;
  background-position: center;
  flex-shrink: 0;
}
.review-user {
  flex: 1;
  min-width: 0;
}
.review-user .name {
  font-weight: 700;
  font-size: 15px;
  color: var(--text);
}
.review-user .source {
  font-size: 12px;
  color: var(--text-muted);
}
.review-source-badge {
  font-size: 11px;
  font-weight: 600;
  background: #E9F8F0;
  color: var(--primary-dark);
  padding: 3px 10px;
  border-radius: 100px;
  flex-shrink: 0;
}
.review-stars {
  display: flex;
  gap: 2px;
  margin-bottom: 10px;
}
.review-stars i {
  color: var(--accent);
  font-size: 14px;
}
.review-stars i.off {
  color: #D9E2DC;
}
.review-text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.review-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-muted);
}
.review-meta .score {
  font-family: var(--font-num);
  font-size: 18px;
  font-weight: 800;
  color: var(--primary-dark);
}
.scroll-arrow-btn {
  position: absolute;
  top: 45%;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 14px;
  z-index: 5;
  transition: all 0.25s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}
.scroll-arrow-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: translateY(-50%) scale(1.06);
}
.scroll-arrow-btn.prev {
  left: -20px;
}
.scroll-arrow-btn.next {
  right: -20px;
}
@media (max-width: 767.98px) {
  .scroll-arrow-btn {
    display: none;
  }
  .review-card {
    min-width: 280px;
  }
}
.rating-badge {
  margin-top: 28px;
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  border-radius: 24px;
  padding: 24px 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  color: #fff;
  box-shadow: 0 8px 24px rgba(0, 168, 98, 0.2);
}
.rating-badge .rating-num {
  font-family: var(--font-num);
  font-size: 48px;
  font-weight: 800;
  line-height: 1;
}
.rating-badge .rating-num span {
  font-size: 20px;
  opacity: 0.8;
}
.rating-badge .rating-text {
  font-size: 15px;
  opacity: 0.95;
  border-left: 1px solid rgba(255, 255, 255, 0.35);
  padding-left: 24px;
  line-height: 1.5;
}
@media (max-width: 575.98px) {
  .rating-badge {
    padding: 20px;
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
  .rating-badge .rating-text {
    border-left: none;
    padding-left: 0;
  }
}
/* ===== 最新动态 CMS ===== */
.news-section {
  padding: 40px 0 80px;
}
.news-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  height: 100%;
  border: none;
}
.news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.news-thumb {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, #0e1a16, #1a2f26);
}
.news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.news-card:hover .news-thumb img {
  transform: scale(1.05);
}
.news-cat {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--lime);
  color: var(--dark);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 100px;
  z-index: 2;
}
.news-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.news-body h3 {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 8px;
  transition: color 0.25s ease;
  color: var(--text);
}
.news-card:hover .news-body h3 {
  color: var(--primary);
}
.news-body p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 16px;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  padding-top: 14px;
}
.news-meta .time {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.news-meta .time i {
  font-size: 12px;
}
.read-more {
  color: var(--primary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.25s ease;
}
.read-more i {
  font-size: 12px;
  transition: transform 0.25s ease;
}
.news-card:hover .read-more {
  color: var(--accent);
}
.news-card:hover .read-more i {
  transform: translateX(4px);
}
.empty-state {
  background: #F0FAF5;
  border-radius: var(--radius-lg);
  padding: 60px 24px;
  text-align: center;
  color: var(--text-secondary);
  border: 1px dashed var(--border);
}
.empty-state i {
  font-size: 48px;
  color: var(--primary);
  opacity: 0.5;
  margin-bottom: 12px;
  display: block;
}
.empty-state p {
  font-size: 16px;
  font-weight: 600;
}
/* ===== CTA ===== */
.cta-section {
  padding: 40px 0 80px;
}
.cta-banner {
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  border-radius: 32px;
  padding: 64px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(0, 168, 98, 0.25);
}
.cta-banner::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 50%;
  top: -180px;
  right: -80px;
}
.cta-banner::after {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 50%;
  bottom: -140px;
  left: -60px;
}
.cta-banner .cta-inner {
  position: relative;
  z-index: 2;
}
.cta-tag {
  display: inline-block;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  padding: 5px 18px;
  border-radius: 100px;
  margin-bottom: 18px;
}
.cta-banner h2 {
  font-size: 38px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 10px;
  line-height: 1.2;
}
.cta-banner .cta-sub {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 28px;
}
.cta-banner .cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  color: var(--primary-dark);
  padding: 14px 42px;
  border-radius: 100px;
  font-weight: 800;
  font-size: 16px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}
.cta-banner .cta-btn:hover {
  background: var(--lime);
  transform: translateX(2px) scale(1.02);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}
.cta-trust {
  margin-top: 20px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.75);
  letter-spacing: 1px;
}
@media (max-width: 767.98px) {
  .cta-banner {
    padding: 40px 24px;
    border-radius: 24px;
  }
  .cta-banner h2 {
    font-size: 28px;
  }
}
/* ===== FAQ ===== */
.faq-section {
  padding: 40px 0 80px;
}
.faq-accordion .accordion-item {
  border: 1px solid var(--border);
  border-radius: 16px !important;
  margin-bottom: 12px;
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.faq-accordion .accordion-item:last-child {
  margin-bottom: 0;
}
.faq-accordion .accordion-button {
  font-weight: 700;
  font-size: 16px;
  color: var(--text);
  background: #fff;
  padding: 20px 24px;
  box-shadow: none;
  position: relative;
}
.faq-accordion .accordion-button::after {
  content: '+';
  background: none;
  font-family: var(--font-num);
  font-size: 28px;
  font-weight: 400;
  color: var(--primary);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: #E9F8F0;
  transition: all 0.3s ease;
  line-height: 1;
}
.faq-accordion .accordion-button:not(.collapsed) {
  background: #fff;
  color: var(--primary-dark);
}
.faq-accordion .accordion-button:not(.collapsed)::after {
  content: '×';
  background: var(--accent);
  color: #fff;
  transform: rotate(45deg);
}
.faq-accordion .accordion-button:focus {
  box-shadow: none;
  border-color: var(--primary);
}
.faq-accordion .accordion-body {
  padding: 0 24px 20px;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
  border-top: 1px solid var(--border);
}
/* ===== Footer ===== */
.site-footer {
  background: var(--dark);
  color: #fff;
  margin-top: 40px;
  position: relative;
}
.site-footer::before {
  content: '';
  display: block;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-light), var(--primary-dark), var(--accent));
}
.footer-main {
  padding: 60px 0 40px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 14px;
}
.footer-brand .brand-icon {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}
.footer-desc {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
  max-width: 320px;
}
.footer-title {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 2px;
  background: var(--primary-light);
  border-radius: 2px;
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links a {
  color: rgba(255, 255, 255, 0.65);
  font-size: 14px;
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.footer-links a:hover {
  color: var(--primary-light);
  padding-left: 4px;
}
.footer-links a i {
  font-size: 12px;
  opacity: 0.5;
}
.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 12px;
}
.footer-social a {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.8);
  font-size: 15px;
  transition: all 0.3s ease;
}
.footer-social a:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-3px);
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}
.footer-bottom a {
  color: rgba(255, 255, 255, 0.6);
}
.footer-bottom a:hover {
  color: var(--primary-light);
}
@media (max-width: 767.98px) {
  .footer-main {
    padding: 40px 0 24px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}
/* ===== 其他 ===== */
@media (max-width: 767.98px) {
  :root {
    --section-space: 56px;
  }
  .section-head h2 {
    font-size: 26px;
  }
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
}

/* roulang page: article */
:root {
  --e-green: #00A862;
  --e-green-dark: #00875A;
  --e-green-bright: #00C853;
  --e-orange: #FF6A00;
  --e-lime: #D4FF3F;
  --e-dark: #0B1512;
  --e-bg: #F6F9F7;
  --e-card: #FFFFFF;
  --e-text: #101A16;
  --e-text-sub: #52635B;
  --e-text-muted: #8FA198;
  --e-border: #E3EDE7;
  --e-radius-lg: 24px;
  --e-radius-md: 16px;
  --e-radius-sm: 8px;
  --e-shadow: 0 2px 12px rgba(11,21,18,0.06);
  --e-shadow-hover: 0 8px 30px rgba(11,21,18,0.12);
  --e-gradient: linear-gradient(135deg, #00C853, #00A862, #00875A);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "HarmonyOS Sans", "Noto Sans SC", sans-serif;
  background: var(--e-bg);
  color: var(--e-text);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: all .3s ease; }
button, input, select, textarea { font-family: inherit; }
.container { max-width: 1280px; }
.row { --bs-gutter-y: 24px; }

/* 导航 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(11,21,18,0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  padding: 14px 0;
  transition: all .3s ease;
}
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 800;
  font-size: 22px;
  letter-spacing: .5px;
  line-height: 1;
}
.navbar-brand:hover { color: #fff; opacity: .92; }
.brand-icon {
  width: 38px;
  height: 38px;
  min-width: 38px;
  border-radius: 50%;
  background: var(--e-gradient);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 15px;
  box-shadow: 0 0 0 3px rgba(0,168,98,0.18);
}
.navbar-toggler {
  border: none;
  padding: 6px;
  background: transparent;
  display: flex;
  flex-direction: column;
  gap: 5px;
  align-items: flex-end;
}
.navbar-toggler:focus { box-shadow: none; outline: 2px solid var(--e-orange); border-radius: 8px; }
.toggler-icon {
  width: 26px;
  height: 2.5px;
  background: var(--e-orange);
  border-radius: 3px;
  display: block;
  transition: all .3s;
}
.toggler-icon.middle { background: #fff; width: 18px; }
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-menu .nav-link {
  padding: 8px 20px;
  border-radius: 100px;
  color: rgba(255,255,255,0.75);
  font-weight: 500;
  font-size: 15px;
  transition: all .3s ease;
  line-height: 1.6;
}
.nav-menu .nav-link:hover {
  color: var(--e-green-bright);
  background: rgba(255,255,255,0.06);
}
.nav-menu .nav-link.active {
  background: #E9F8F0;
  color: var(--e-green-dark);
  font-weight: 700;
}
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--e-gradient);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  padding: 10px 26px;
  border-radius: 100px;
  margin-left: 16px;
  white-space: nowrap;
  transition: all .3s ease;
  box-shadow: 0 4px 14px rgba(0,168,98,0.3);
}
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(0,168,98,0.5);
  color: #fff;
}
.nav-cta:active { transform: translateY(0); }

/* 面包屑 */
.article-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  color: var(--e-text-muted);
  margin-bottom: 32px;
}
.article-breadcrumb a { color: var(--e-text-sub); }
.article-breadcrumb a:hover { color: var(--e-green); }
.article-breadcrumb .current { color: var(--e-green); font-weight: 600; }
.article-breadcrumb i { font-size: 12px; color: var(--e-text-muted); }

/* 文章主体 */
.article-wrapper {
  padding: 48px 0 64px;
}
.article-inner {
  background: var(--e-card);
  border-radius: var(--e-radius-lg);
  box-shadow: var(--e-shadow);
  padding: 48px;
  max-width: 960px;
  margin: 0 auto;
}
.article-title {
  font-size: 40px;
  font-weight: 800;
  line-height: 1.2;
  color: var(--e-text);
  border-left: 4px solid var(--e-green);
  padding-left: 20px;
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}
.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--e-border);
  margin-bottom: 32px;
}
.article-meta span {
  font-size: 14px;
  color: var(--e-text-sub);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.article-meta i { color: var(--e-green); }
.article-content {
  max-width: 760px;
  margin: 0 auto;
  font-size: 16px;
  line-height: 1.75;
  color: var(--e-text);
}
.article-content > p:first-of-type::first-letter {
  font-size: 1.5em;
  font-weight: 700;
  float: left;
  margin-right: 8px;
  line-height: 1.2;
  color: var(--e-green);
}
.article-content p {
  margin-bottom: 26px;
  line-height: 1.75;
}
.article-content h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--e-text);
  margin-top: 40px;
  margin-bottom: 16px;
}
.article-content h4 {
  font-size: 18px;
  font-weight: 700;
  color: var(--e-text);
  margin-top: 28px;
  margin-bottom: 12px;
}
.article-content img { border-radius: var(--e-radius-md); margin: 24px 0; }
.article-content a { color: var(--e-green); font-weight: 600; }
.article-content a:hover { color: var(--e-green-dark); text-decoration: underline; }
.article-content blockquote {
  border-left: 4px solid var(--e-green);
  background: #F0FAF5;
  padding: 18px 22px;
  border-radius: 0 var(--e-radius-md) var(--e-radius-md) 0;
  margin: 24px 0;
  color: var(--e-text-sub);
}
.article-content ul, .article-content ol { margin-bottom: 24px; padding-left: 24px; }
.article-content li { margin-bottom: 8px; }

/* 标签 */
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--e-border);
}
.article-tags .tag {
  display: inline-block;
  background: var(--e-dark);
  color: #fff;
  font-size: 13px;
  padding: 6px 18px;
  border-radius: 100px;
  font-weight: 500;
  letter-spacing: .3px;
}
.article-tags .tag:nth-child(2) { background: var(--e-green); }

/* 空状态 */
.article-empty {
  text-align: center;
  padding: 60px 20px;
  max-width: 560px;
  margin: 0 auto;
}
.empty-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 24px;
  border-radius: 50%;
  background: #F0FAF5;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--e-green);
  font-size: 30px;
}
.article-empty h3 {
  font-size: 24px;
  font-weight: 700;
  color: var(--e-text);
  margin-bottom: 12px;
}
.article-empty p {
  color: var(--e-text-sub);
  margin-bottom: 28px;
}

/* 返回按钮 */
.btn-return {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 2px solid var(--e-green);
  color: var(--e-green);
  font-weight: 600;
  font-size: 15px;
  padding: 12px 28px;
  border-radius: 100px;
  background: transparent;
  transition: all .3s ease;
}
.btn-return:hover {
  background: var(--e-green);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(0,168,98,0.25);
}
.btn-return:active { transform: translateY(0); }
.btn-return:focus-visible {
  outline: 2px solid var(--e-orange);
  outline-offset: 3px;
}
.article-return {
  text-align: center;
  margin-top: 48px;
}

/* 相关推荐 */
.related-section {
  padding: 64px 0 40px;
}
.section-heading {
  font-size: 30px;
  font-weight: 800;
  color: var(--e-text);
  line-height: 1.3;
  position: relative;
  padding-bottom: 14px;
  margin-bottom: 36px;
}
.section-heading::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 24px;
  background: var(--e-green);
  border-radius: 4px;
  margin-right: 12px;
  vertical-align: -3px;
}
.related-card {
  display: block;
  background: var(--e-card);
  border-radius: var(--e-radius-md);
  box-shadow: var(--e-shadow);
  overflow: hidden;
  height: 100%;
  transition: all .3s ease;
}
.related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--e-shadow-hover);
}
.related-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--e-dark);
}
.related-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.related-card:hover .related-thumb img { transform: scale(1.05); }
.duration {
  position: absolute;
  right: 12px;
  bottom: 12px;
  background: rgba(11,21,18,0.85);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 8px;
  letter-spacing: .5px;
}
.related-play {
  position: absolute;
  left: 12px;
  bottom: 12px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--e-orange);
  font-size: 13px;
  transition: all .3s ease;
}
.related-card:hover .related-play { transform: scale(1.12); background: var(--e-green); color: #fff; box-shadow: 0 4px 14px rgba(0,0,0,0.3); }
.related-info { padding: 18px 20px 20px; }
.related-info h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--e-text);
  margin-bottom: 12px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color .3s;
}
.related-card:hover .related-info h3 { color: var(--e-green); }
.related-badges {
  display: flex;
  gap: 8px;
}
.data-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--e-dark);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
  letter-spacing: .3px;
}
.data-badge i { color: var(--e-orange); font-size: 11px; }

/* CTA 横幅 */
.cta-section {
  position: relative;
  padding: 70px 0 80px;
  background: linear-gradient(135deg, rgba(0,200,83,0.92), rgba(0,168,98,0.94), rgba(0,135,90,0.96)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  overflow: hidden;
  margin-top: 48px;
}
.cta-section::after {
  content: '';
  position: absolute;
  bottom: -18px;
  left: -10%;
  right: -10%;
  height: 36px;
  background: linear-gradient(135deg, rgba(255,255,255,0.07), transparent, rgba(255,255,255,0.05));
  transform: rotate(-1deg);
  border-radius: 50%;
}
.cta-section .container {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 760px;
}
.cta-tag {
  display: inline-block;
  background: rgba(255,255,255,0.18);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 20px;
  border-radius: 100px;
  letter-spacing: 1px;
  margin-bottom: 18px;
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,0.22);
}
.cta-section h2 {
  font-size: 36px;
  font-weight: 800;
  color: #fff;
  line-height: 1.25;
  margin-bottom: 14px;
  letter-spacing: -0.5px;
}
.cta-section p {
  color: rgba(255,255,255,0.9);
  font-size: 16px;
  margin-bottom: 28px;
  line-height: 1.7;
}
.btn-cta-light {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  color: var(--e-green-dark);
  font-weight: 700;
  font-size: 16px;
  padding: 14px 36px;
  border-radius: 100px;
  transition: all .3s ease;
  box-shadow: 0 6px 18px rgba(0,0,0,0.18);
}
.btn-cta-light:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(0,0,0,0.25);
  color: var(--e-green);
}
.btn-cta-light:active { transform: translateY(0); }
.btn-cta-light:focus-visible {
  outline: 3px solid var(--e-orange);
  outline-offset: 3px;
}
.cta-note {
  margin-top: 18px;
  color: rgba(255,255,255,0.6);
  font-size: 13px;
  letter-spacing: 1px;
}

/* 页脚 */
.site-footer {
  background: var(--e-dark);
  padding-top: 64px;
  color: rgba(255,255,255,0.65);
  position: relative;
}
.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--e-gradient);
}
.footer-main { padding-bottom: 48px; }
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 800;
  font-size: 21px;
  margin-bottom: 14px;
  line-height: 1;
}
.footer-brand .brand-icon {
  width: 36px;
  height: 36px;
  min-width: 36px;
  border-radius: 50%;
  background: var(--e-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}
.footer-desc {
  color: rgba(255,255,255,0.55);
  font-size: 14px;
  line-height: 1.75;
  max-width: 320px;
}
.footer-social {
  display: flex;
  gap: 10px;
  margin-top: 18px;
}
.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.25);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  font-size: 14px;
  transition: all .3s ease;
}
.footer-social a:hover {
  background: var(--e-orange);
  border-color: var(--e-orange);
  color: #fff;
  transform: translateY(-2px);
}
.footer-title {
  color: #fff;
  font-weight: 700;
  font-size: 16px;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 26px;
  height: 2px;
  background: var(--e-green-bright);
  border-radius: 2px;
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links li {
  margin-bottom: 9px;
}
.footer-links a {
  color: rgba(255,255,255,0.55);
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all .3s ease;
}
.footer-links a i { font-size: 11px; color: var(--e-green); }
.footer-links a:hover {
  color: var(--e-green-bright);
  padding-left: 4px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}
.footer-bottom a { color: rgba(255,255,255,0.4); }
.footer-bottom a:hover { color: var(--e-green-bright); }

/* 响应式 */
@media (max-width: 991.98px) {
  .site-header .navbar-collapse {
    background: rgba(11,21,18,0.97);
    padding: 22px;
    border-radius: 16px;
    margin-top: 14px;
    border: 1px solid rgba(255,255,255,0.08);
    box-shadow: 0 12px 40px rgba(0,0,0,0.4);
  }
  .nav-menu {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    width: 100%;
    margin-bottom: 16px;
  }
  .nav-menu .nav-link {
    color: rgba(255,255,255,0.85);
    padding: 12px 0;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    width: 100%;
    border-radius: 0;
    font-size: 15px;
  }
  .nav-menu .nav-link.active {
    background: transparent;
    color: var(--e-green-bright);
    font-weight: 700;
  }
  .nav-cta {
    margin-left: 0;
    justify-content: center;
    width: 100%;
  }
}
@media (max-width: 767.98px) {
  .article-wrapper { padding: 24px 12px 40px; }
  .article-inner { padding: 28px 20px; border-radius: 20px; }
  .article-title {
    font-size: 28px;
    padding-left: 14px;
    border-left-width: 3px;
  }
  .article-meta { gap: 12px; padding-bottom: 18px; margin-bottom: 24px; }
  .article-meta span { font-size: 13px; }
  .article-content { font-size: 15px; line-height: 1.75; }
  .article-content p { margin-bottom: 20px; }
  .article-content h3 { font-size: 19px; margin-top: 28px; }
  .section-heading { font-size: 24px; margin-bottom: 24px; }
  .related-section { padding: 40px 12px 24px; }
  .cta-section { padding: 48px 16px 60px; }
  .cta-section h2 { font-size: 28px; }
  .cta-section p { font-size: 15px; }
  .btn-cta-light { padding: 12px 28px; font-size: 15px; width: 100%; justify-content: center; }
  .footer-main { padding-bottom: 32px; }
  .footer-title { margin-bottom: 14px; }
}
@media (max-width: 575.98px) {
  .article-inner { padding: 24px 16px; }
  .article-title { font-size: 24px; }
  .article-meta { gap: 10px; }
  .article-tags .tag { font-size: 12px; padding: 5px 14px; }
  .related-info h3 { font-size: 16px; }
  .data-badge { font-size: 11px; padding: 3px 10px; }
  .btn-return { width: 100%; justify-content: center; }
}

/* roulang page: category1 */
:root {
  --primary: #00A862;
  --primary-dark: #00875A;
  --primary-light: #00C853;
  --accent: #FF6A00;
  --lime: #D4FF3F;
  --bg: #F6F9F7;
  --dark: #0B1512;
  --card: #FFFFFF;
  --text: #101A16;
  --text-secondary: #52635B;
  --text-muted: #8FA198;
  --border: #E3EDE7;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 8px;
  --shadow: 0 2px 12px rgba(11,21,18,0.06);
  --shadow-hover: 0 8px 30px rgba(11,21,18,0.12);
  --grad: linear-gradient(135deg,#00C853 0%,#00A862 55%,#00875A 100%);
  --font-main: -apple-system,"PingFang SC","Microsoft YaHei","HarmonyOS Sans","Noto Sans SC",sans-serif;
  --font-num: "Helvetica Neue","Inter",Arial,sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-main);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; transition: all .3s ease; }
img { max-width: 100%; height: auto; display: block; }
button:focus, a:focus { outline: 2px solid var(--accent); outline-offset: 2px; }
.container { max-width: 1280px; }

/* ===== 导航 ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 16px 0;
  background: transparent;
  transition: background .4s, box-shadow .4s, padding .4s;
}
.site-header.scrolled {
  background: rgba(11,21,18,.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 4px 20px rgba(0,0,0,.25);
  padding: 12px 0;
}
.site-header .container { position: relative; }
.navbar-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 22px;
  color: #fff !important;
  letter-spacing: .5px;
}
.brand-icon {
  width: 38px; height: 38px;
  background: var(--grad);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 16px;
  box-shadow: 0 0 0 4px rgba(0,168,98,.2);
}
.navbar-toggler {
  background: transparent;
  border: none;
  padding: 8px;
  width: 46px; height: 46px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.toggler-icon {
  width: 24px; height: 2px;
  background: #fff;
  border-radius: 4px;
  transition: all .3s;
}
.toggler-icon.middle { background: var(--accent); }
.nav-menu {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-link {
  font-size: 15px;
  font-weight: 600;
  color: rgba(255,255,255,.75);
  padding: 8px 18px !important;
  border-radius: 999px;
  transition: all .3s ease;
}
.nav-link:hover {
  color: var(--primary-light);
  background: rgba(255,255,255,.08);
}
.nav-link.active {
  background: #E9F8F0;
  color: var(--primary-dark);
  border-radius: 20px 6px 6px 20px;
}
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--grad);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  padding: 10px 24px;
  border-radius: 100px;
  box-shadow: 0 4px 14px rgba(0,168,98,.35);
  transition: all .3s ease;
  white-space: nowrap;
}
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,168,98,.5);
  color: #fff;
}
.nav-cta:active { transform: translateY(0); }

/* ===== Hero ===== */
.category-hero {
  position: relative;
  background: var(--dark);
  padding: 140px 0 110px;
  overflow: hidden;
  clip-path: polygon(0 0,100% 0,100% calc(100% - 40px),0 100%);
}
.category-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity: .22;
}
.category-hero::after {
  content: '';
  position: absolute;
  right: -100px; top: -60px;
  width: 420px; height: 420px;
  background: radial-gradient(circle,rgba(0,168,98,.45),transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.hero-content { position: relative; z-index: 2; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--lime);
  color: var(--dark);
  font-size: 13px;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 20px;
}
.hero-title {
  color: #fff !important;
  font-size: 48px;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 16px;
}
.hero-title .grad-text {
  background: linear-gradient(120deg,#00C853,#D4FF3F);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-desc {
  color: rgba(255,255,255,.75);
  font-size: 17px;
  line-height: 1.7;
  max-width: 520px;
  margin-bottom: 28px;
}
.hero-btns { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 36px; }
.btn-accent {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  padding: 13px 28px;
  border-radius: 100px;
  box-shadow: 0 6px 20px rgba(255,106,0,.35);
  border: none;
  transition: all .3s ease;
}
.btn-accent:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(255,106,0,.45);
  color: #fff;
}
.btn-accent:active { transform: translateY(0); }
.btn-outline-light {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: rgba(255,255,255,.85);
  font-weight: 600;
  font-size: 15px;
  padding: 12px 26px;
  border-radius: 100px;
  border: 1.5px solid rgba(255,255,255,.4);
  transition: all .3s ease;
}
.btn-outline-light:hover {
  background: rgba(255,255,255,.12);
  border-color: var(--primary-light);
  color: var(--primary-light);
  transform: translateY(-2px);
}
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.stat-item {
  background: rgba(255,255,255,.08);
  border-radius: var(--radius-md);
  padding: 12px 20px;
  display: flex;
  flex-direction: column;
  min-width: 120px;
  backdrop-filter: blur(6px);
}
.stat-num {
  font-family: var(--font-num);
  font-size: 24px;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
}
.stat-num i {
  color: var(--accent);
  font-size: 16px;
  margin-left: 2px;
}
.stat-label {
  font-size: 12px;
  color: rgba(255,255,255,.6);
  margin-top: 2px;
}
.phone-frame {
  position: relative;
  z-index: 2;
  width: 290px;
  max-width: 100%;
  margin: 0 auto;
  border-radius: 32px;
  padding: 14px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.18);
  box-shadow: 0 20px 60px rgba(0,0,0,.4);
}
.phone-screen {
  position: relative;
  aspect-ratio: 9/16;
  border-radius: 22px;
  overflow: hidden;
  background: var(--dark);
}
.phone-screen img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.phone-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top,rgba(11,21,18,.85),transparent 50%);
}
.phone-play-btn {
  position: absolute;
  bottom: 28px; left: 50%;
  transform: translateX(-50%);
  width: 60px; height: 60px;
  border-radius: 50%;
  background: rgba(255,255,255,.2);
  border: 2px solid rgba(255,255,255,.6);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
  transition: all .3s ease;
  backdrop-filter: blur(8px);
}
.phone-play-btn:hover {
  background: var(--accent);
  border-color: var(--accent);
  transform: translateX(-50%) scale(1.1);
}

/* ===== 板块通用 ===== */
.section-padding { padding: 80px 0; }
.section-header {
  margin-bottom: 36px;
  position: relative;
}
.section-header h2 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 8px;
  padding-left: 18px;
  border-left: 4px solid var(--primary);
  line-height: 1.2;
}
.section-header p {
  color: var(--text-secondary);
  font-size: 15px;
  margin: 0;
}
.section-header.center {
  text-align: center;
}
.section-header.center h2 {
  padding-left: 0;
  border-left: none;
  position: relative;
  display: inline-block;
}
.section-header.center h2::after {
  content: '';
  display: block;
  width: 40px; height: 3px;
  background: var(--primary);
  border-radius: 4px;
  margin: 10px auto 0;
  transform: skewX(-20deg);
}

/* ===== 主内容区 ===== */
.category-main { padding: 80px 0 40px; }
.main-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all .35s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.main-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.main-card-thumb {
  position: relative;
  height: 200px;
  overflow: hidden;
}
.main-card-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.main-card:hover .main-card-thumb img { transform: scale(1.05); }
.main-card-thumb .duration-badge {
  position: absolute;
  top: 12px; right: 12px;
  background: rgba(11,21,18,.85);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
  font-family: var(--font-num);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.card-index {
  position: absolute;
  top: 12px; left: 12px;
  width: 34px; height: 34px;
  background: var(--grad);
  color: #fff;
  font-family: var(--font-num);
  font-weight: 800;
  font-size: 15px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0,168,98,.4);
}
.main-card-body { padding: 20px 24px 24px; display: flex; flex-direction: column; flex: 1; }
.tag-lime {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--lime);
  color: var(--dark);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 12px;
  align-self: flex-start;
}
.main-card-body h3 {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 8px;
  transition: color .3s;
}
.main-card:hover .main-card-body h3 { color: var(--primary); }
.main-card-body p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.65;
  margin-bottom: 16px;
  flex: 1;
}
.main-card-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 14px;
}
.main-card-meta i { color: var(--accent); margin-right: 4px; }
.main-card-meta .time { margin-left: auto; }
.btn-outline-green {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--primary-dark);
  background: transparent;
  border: 1.5px solid var(--primary);
  border-radius: 100px;
  padding: 8px 20px;
  transition: all .3s ease;
}
.btn-outline-green:hover {
  background: var(--primary);
  color: #fff;
  transform: translateX(4px);
}

/* ===== 侧栏 ===== */
.side-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 24px;
  margin-bottom: 24px;
}
.side-title {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.side-title::before {
  content: '';
  width: 4px; height: 18px;
  background: var(--primary);
  border-radius: 4px;
  display: inline-block;
}
.hot-item {
  display: flex;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  align-items: center;
  transition: all .3s;
}
.hot-item:last-child { border-bottom: none; }
.hot-item:hover { background: #F0FAF5; border-radius: 10px; padding-left: 8px; }
.hot-item img {
  width: 72px; height: 54px;
  object-fit: cover;
  border-radius: 10px;
  flex-shrink: 0;
}
.hot-item-info h4 {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.hot-item-info span {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}
.hot-item-info span i { color: var(--accent); }
.data-panel {
  background: var(--dark);
  border-radius: var(--radius-lg);
  padding: 28px;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.data-panel::before {
  content: '';
  position: absolute;
  right: -40px; top: -40px;
  width: 140px; height: 140px;
  background: radial-gradient(circle,rgba(0,168,98,.5),transparent 70%);
  border-radius: 50%;
}
.data-panel .side-title { color: #fff; margin-bottom: 20px; }
.data-panel .side-title::before { background: var(--lime); }
.data-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,.1);
  font-size: 14px;
}
.data-row:last-child { border-bottom: none; }
.data-row .label { color: rgba(255,255,255,.65); display: flex; align-items: center; gap: 8px; }
.data-row .label i { color: var(--lime); width: 18px; }
.data-row .value {
  font-family: var(--font-num);
  font-weight: 800;
  color: var(--lime);
  font-size: 16px;
}

/* ===== 卖点 ===== */
.feature-points { background: var(--card); padding: 80px 0; }
.fp-card {
  background: var(--bg);
  border-radius: var(--radius-md);
  padding: 28px;
  height: 100%;
  border: 1px solid var(--border);
  transition: all .35s ease;
  position: relative;
  overflow: hidden;
}
.fp-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: var(--shadow-hover);
}
.fp-card::after {
  content: '';
  position: absolute;
  right: -20px; bottom: -20px;
  width: 80px; height: 80px;
  background: rgba(212,255,63,.15);
  border-radius: 50%;
  transition: all .4s;
}
.fp-card:hover::after { transform: scale(1.6); }
.fp-icon {
  width: 50px; height: 50px;
  background: var(--grad);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
  margin-bottom: 16px;
  box-shadow: 0 6px 16px rgba(0,168,98,.3);
}
.fp-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.fp-card p { color: var(--text-secondary); font-size: 14px; margin-bottom: 0; }

/* ===== 场景 ===== */
.scenarios { background: var(--dark); padding: 80px 0; position: relative; overflow: hidden; }
.scenarios::before {
  content: '';
  position: absolute;
  left: -80px; bottom: -80px;
  width: 300px; height: 300px;
  background: radial-gradient(circle,rgba(0,168,98,.3),transparent 70%);
  border-radius: 50%;
}
.scenarios .section-header h2 { color: #fff; border-left-color: var(--lime); }
.scenarios .section-header p { color: rgba(255,255,255,.65); }
.scenario-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-lg);
  padding: 30px;
  height: 100%;
  transition: all .35s ease;
  backdrop-filter: blur(8px);
}
.scenario-card:hover {
  background: rgba(255,255,255,.1);
  transform: translateY(-4px);
  border-color: var(--primary);
}
.scenario-card .sc-icon {
  font-size: 32px;
  color: var(--lime);
  margin-bottom: 14px;
}
.scenario-card h3 { color: #fff; font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.scenario-card p { color: rgba(255,255,255,.7); font-size: 14px; margin-bottom: 0; }

/* ===== 流程 ===== */
.how-it-works { padding: 80px 0; }
.step-card {
  text-align: center;
  padding: 24px 16px;
  position: relative;
}
.step-num {
  width: 56px; height: 56px;
  margin: 0 auto 16px;
  background: var(--grad);
  color: #fff;
  font-family: var(--font-num);
  font-size: 22px;
  font-weight: 800;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0,168,98,.35);
  position: relative;
  z-index: 2;
}
.step-card::before {
  content: '';
  position: absolute;
  top: 28px; left: calc(50% + 38px);
  width: calc(100% - 76px);
  height: 2px;
  background: linear-gradient(to right,var(--primary),transparent);
  z-index: 1;
}
.step-card:last-child::before { display: none; }
.step-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.step-card p { color: var(--text-secondary); font-size: 14px; margin-bottom: 0; }

/* ===== FAQ ===== */
.faq-section { padding: 80px 0; background: var(--card); }
.accordion-item {
  background: var(--bg);
  border: 1px solid var(--border) !important;
  border-radius: var(--radius-md) !important;
  margin-bottom: 12px;
  overflow: hidden;
}
.accordion-button {
  background: transparent;
  color: var(--text);
  font-weight: 700;
  font-size: 16px;
  padding: 20px 24px;
  box-shadow: none !important;
  border-radius: var(--radius-md) !important;
  position: relative;
}
.accordion-button:not(.collapsed) {
  color: var(--primary-dark);
}
.accordion-button::after {
  content: '+';
  background: none;
  font-size: 24px;
  font-weight: 300;
  color: var(--primary);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: #E9F8F0;
  transition: all .3s ease;
  font-family: var(--font-num);
  line-height: 1;
}
.accordion-button:not(.collapsed)::after {
  content: '+';
  background: var(--accent);
  color: #fff;
  transform: rotate(45deg);
}
.accordion-body {
  padding: 4px 24px 20px;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
}

/* ===== CTA ===== */
.cta-banner {
  position: relative;
  background: var(--grad);
  padding: 90px 0;
  overflow: hidden;
  clip-path: polygon(0 0,100% 0,100% calc(100% - 30px),0 100%);
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: 0; left: -60px;
  width: 300px; height: 300px;
  background: rgba(255,255,255,.12);
  transform: rotate(20deg);
  border-radius: 30px;
}
.cta-banner.reverse::before {
  right: -60px; left: auto;
  transform: rotate(-120deg);
}
.cta-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.2);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 16px;
  backdrop-filter: blur(4px);
}
.cta-banner h2 {
  color: #fff;
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 10px;
}
.cta-banner p {
  color: rgba(255,255,255,.85);
  font-size: 17px;
  margin-bottom: 30px;
}
.btn-white-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  color: var(--primary-dark);
  font-weight: 800;
  font-size: 16px;
  padding: 14px 34px;
  border-radius: 100px;
  box-shadow: 0 8px 24px rgba(0,0,0,.15);
  transition: all .3s ease;
}
.btn-white-cta:hover {
  transform: translateX(6px);
  box-shadow: 0 12px 32px rgba(0,0,0,.25);
  color: var(--primary);
}
.cta-trust {
  color: rgba(255,255,255,.6);
  font-size: 13px;
  margin-top: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.cta-trust span { display: inline-flex; align-items: center; gap: 5px; }
.cta-trust i { color: var(--lime); }

/* ===== 页脚 ===== */
.site-footer { background: var(--dark); color: rgba(255,255,255,.75); }
.footer-main { padding: 60px 0 40px; }
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 22px;
  color: #fff;
  margin-bottom: 14px;
}
.footer-desc { font-size: 14px; color: rgba(255,255,255,.6); margin-bottom: 16px; max-width: 320px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 38px; height: 38px;
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.7);
  font-size: 14px;
  transition: all .3s ease;
}
.footer-social a:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-3px);
}
.footer-title {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 14px;
  position: relative;
  padding-bottom: 8px;
}
.footer-title::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 24px; height: 2px;
  background: var(--primary);
  border-radius: 2px;
}
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 8px; }
.footer-links a {
  color: rgba(255,255,255,.6);
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all .3s;
}
.footer-links a:hover { color: var(--primary-light); padding-left: 4px; }
.footer-links a i { color: var(--primary); font-size: 12px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 18px 0;
  font-size: 13px;
  color: rgba(255,255,255,.4);
}
.footer-bottom a { color: rgba(255,255,255,.5); }
.footer-bottom a:hover { color: var(--primary-light); }

/* ===== 响应式 ===== */
@media (max-width: 991.98px) {
  .navbar-collapse {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(11,21,18,.96);
    padding: 18px 24px;
    border-radius: 0 0 16px 16px;
    box-shadow: 0 12px 30px rgba(0,0,0,.3);
  }
  .nav-menu {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }
  .nav-link {
    width: 100%;
    color: rgba(255,255,255,.85);
    border-bottom: 1px solid rgba(255,255,255,.08);
    border-radius: 0 !important;
    padding: 12px 16px !important;
  }
  .nav-link.active {
    background: #E9F8F0;
    border-radius: 10px !important;
  }
  .nav-cta {
    margin-top: 16px;
    justify-content: center;
  }
  .hero-title { font-size: 36px; }
  .section-padding, .category-main, .feature-points, .scenarios, .how-it-works, .faq-section { padding: 56px 0; }
  .cta-banner { padding: 60px 0; }
}
@media (max-width: 767.98px) {
  .hero-title { font-size: 30px; }
  .hero-stats { gap: 12px; }
  .stat-item { min-width: 100px; padding: 10px 14px; }
  .stat-num { font-size: 20px; }
  .section-header h2 { font-size: 26px; }
  .cta-banner h2 { font-size: 28px; }
  .step-card::before { display: none; }
  .hot-item img { width: 60px; height: 48px; }
  .main-card-thumb { height: 180px; }
  .phone-frame { width: 240px; }
}
@media (max-width: 520px) {
  .hero-btns .btn-accent,
  .hero-btns .btn-outline-light { width: 100%; justify-content: center; }
  .hero-stats { flex-direction: column; }
  .stat-item { flex-direction: row; align-items: center; gap: 10px; justify-content: space-between; }
  .footer-main .row > div { margin-bottom: 24px; }
}

/* roulang page: category2 */
:root {
            --primary: #00A862;
            --primary-deep: #00875A;
            --primary-light: #00C853;
            --accent: #FF6A00;
            --lime: #D4FF3F;
            --bg-main: #F6F9F7;
            --bg-dark: #0B1512;
            --card-bg: #FFFFFF;
            --text-main: #101A16;
            --text-sub: #52635B;
            --text-weak: #8FA198;
            --border: #E3EDE7;
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 8px;
            --shadow-card: 0 2px 12px rgba(11, 21, 18, 0.06);
            --shadow-hover: 0 8px 30px rgba(11, 21, 18, 0.12);
            --font-body: -apple-system, "PingFang SC", "Microsoft YaHei", "HarmonyOS Sans", "Noto Sans SC", sans-serif;
            --font-num: "Helvetica Neue", "Inter", Arial, sans-serif;
        }

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

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease;
        }

        img {
            max-width: 100%;
            height: auto;
        }

        button,
        input {
            font-family: inherit;
        }

        .container {
            max-width: 1280px;
        }

        .section {
            padding: 80px 0;
        }

        .section-title {
            font-size: 34px;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
            padding-left: 18px;
            position: relative;
        }

        .section-title::before {
            content: "";
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 4px;
            background: var(--primary);
            border-radius: 4px;
        }

        .section-desc {
            color: var(--text-sub);
            font-size: 16px;
            max-width: 640px;
            margin-bottom: 40px;
        }

        .text-main-gradient {
            background: linear-gradient(135deg, var(--primary-light), var(--primary) 60%, var(--primary-deep));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        /* ===== 导航栏 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: transparent;
            padding: 18px 0;
            transition: background 0.35s ease, padding 0.35s ease, box-shadow 0.35s ease;
        }

        .site-header.scrolled {
            background: rgba(11, 21, 18, 0.85);
            backdrop-filter: blur(12px);
            padding: 12px 0;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            line-height: 1;
        }

        .navbar-brand:hover {
            color: var(--primary-light);
        }

        .brand-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-light), var(--primary-deep));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            box-shadow: 0 4px 12px rgba(0, 168, 98, 0.4);
        }

        .navbar-toggler {
            border: none;
            background: transparent;
            padding: 8px;
            width: 44px;
            height: 44px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
        }

        .toggler-icon {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--accent);
            margin: 0 auto;
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        .toggler-icon.middle {
            width: 16px;
            background: #fff;
        }

        .navbar-toggler:hover .toggler-icon.middle {
            width: 22px;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-link {
            display: block;
            font-size: 15px;
            font-weight: 500;
            padding: 8px 18px !important;
            border-radius: 100px;
            color: rgba(255, 255, 255, 0.82) !important;
            transition: all 0.25s ease;
        }

        .nav-link:hover {
            color: var(--primary-light) !important;
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-link.active {
            background: #E9F8F0 !important;
            color: var(--primary-deep) !important;
            font-weight: 700;
            border-radius: 100px 6px 6px 100px;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: linear-gradient(135deg, var(--primary-light), var(--primary-deep));
            color: #fff !important;
            font-size: 14px;
            font-weight: 600;
            padding: 10px 24px;
            border-radius: 100px;
            margin-left: 16px;
            box-shadow: 0 4px 14px rgba(0, 168, 98, 0.35);
            transition: all 0.25s ease;
        }

        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 168, 98, 0.45);
            opacity: 0.95;
        }

        /* ===== Hero ===== */
        .hero {
            background: var(--bg-dark);
            padding: 160px 0 110px;
            position: relative;
            overflow: hidden;
            clip-path: polygon(0 0, 100% 0, 100% calc(100% - 70px), 0 100%);
        }

        .hero::before {
            content: "";
            position: absolute;
            top: -20%;
            right: -10%;
            width: 640px;
            height: 640px;
            background: radial-gradient(circle, rgba(0, 200, 83, 0.5), transparent 65%);
            pointer-events: none;
        }

        .hero::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
            pointer-events: none;
        }

        .hero .container {
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--lime);
            color: var(--bg-dark);
            font-size: 13px;
            font-weight: 700;
            padding: 6px 16px;
            border-radius: 100px;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }

        .hero h1 {
            font-size: 52px;
            font-weight: 800;
            color: #fff;
            line-height: 1.15;
            margin-bottom: 18px;
            letter-spacing: -1px;
        }

        .hero-sub {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.78);
            max-width: 530px;
            margin-bottom: 32px;
            line-height: 1.7;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 40px;
        }

        .btn-primary-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: 16px;
            border: none;
            border-radius: 100px;
            padding: 14px 32px;
            box-shadow: 0 6px 20px rgba(255, 106, 0, 0.35);
            transition: all 0.25s ease;
        }

        .btn-primary-lg:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 28px rgba(255, 106, 0, 0.45);
            color: #fff;
            opacity: 0.95;
        }

        .btn-outline-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.85);
            color: #fff;
            font-weight: 600;
            font-size: 16px;
            border-radius: 100px;
            padding: 12px 30px;
            transition: all 0.25s ease;
        }

        .btn-outline-lg:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: var(--primary-light);
            color: var(--primary-light);
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
        }

        .stat-badge {
            background: var(--bg-dark);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: 16px;
            padding: 12px 22px;
            min-width: 130px;
        }

        .stat-num {
            font-family: var(--font-num);
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            display: block;
        }

        .stat-num i {
            color: var(--accent);
            font-style: normal;
            margin-right: 4px;
        }

        .stat-label {
            font-size: 12px;
            color: var(--text-weak);
        }

        .hero-visual {
            display: flex;
            justify-content: center;
            align-items: center;
            position: relative;
        }

        .phone-frame {
            width: 260px;
            height: 470px;
            border-radius: 36px;
            background: #101A16;
            padding: 12px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 0 2px rgba(255, 255, 255, 0.08), 0 0 120px rgba(0, 200, 83, 0.18);
            transform: rotate(3deg);
            transition: transform 0.3s ease;
        }

        .phone-frame:hover {
            transform: rotate(0deg) translateY(-6px);
        }

        .phone-screen {
            width: 100%;
            height: 100%;
            border-radius: 26px;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 20px;
        }

        .phone-screen::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(11, 21, 18, 0.85), transparent 55%);
        }

        .phone-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
            background: var(--lime);
            color: var(--bg-dark);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 30px;
        }

        .phone-title {
            position: relative;
            z-index: 2;
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            line-height: 1.4;
        }

        .phone-sub {
            position: relative;
            z-index: 2;
            color: rgba(255, 255, 255, 0.75);
            font-size: 12px;
            margin-top: 4px;
        }

        .btn-play {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.22);
            border: 2px solid rgba(255, 255, 255, 0.6);
            backdrop-filter: blur(6px);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            cursor: pointer;
            z-index: 3;
            transition: all 0.25s ease;
        }

        .btn-play:hover {
            background: var(--accent);
            border-color: var(--accent);
            transform: translate(-50%, -50%) scale(1.08);
        }

        /* ===== 指南核心板块 ===== */
        .guide-section {
            padding: 90px 0 60px;
            background: var(--bg-main);
        }

        .guide-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-card);
            height: 100%;
            border: 1px solid var(--border);
            transition: all 0.3s ease;
        }

        .guide-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-5px);
            border-color: var(--primary);
        }

        .guide-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: linear-gradient(135deg, rgba(0, 200, 83, 0.16), rgba(0, 168, 98, 0.16));
            color: var(--primary-deep);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 18px;
        }

        .guide-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .guide-card p {
            color: var(--text-sub);
            font-size: 14px;
            line-height: 1.65;
            margin-bottom: 16px;
        }

        .guide-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag {
            display: inline-block;
            background: var(--lime);
            color: var(--bg-dark);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 30px;
            letter-spacing: 0.3px;
        }

        .tag-dark {
            background: var(--bg-dark);
            color: #fff;
        }

        .guide-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            margin-top: 6px;
            transition: gap 0.25s ease;
        }

        .guide-link:hover {
            gap: 10px;
            color: var(--primary-deep);
        }

        /* 小部件 */
        .widget-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            margin-bottom: 24px;
        }

        .widget-title {
            font-size: 18px;
            font-weight: 800;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .widget-title i {
            color: var(--primary);
        }

        .hot-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .hot-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
        }

        .hot-list li:last-child {
            border-bottom: none;
        }

        .hot-thumb {
            width: 72px;
            height: 54px;
            border-radius: 12px;
            object-fit: cover;
            flex-shrink: 0;
        }

        .hot-list a {
            font-size: 14px;
            font-weight: 600;
            line-height: 1.4;
            display: block;
            color: var(--text-main);
        }

        .hot-list a:hover {
            color: var(--primary);
        }

        .hot-meta {
            display: block;
            font-size: 12px;
            color: var(--text-weak);
            margin-top: 2px;
        }

        .data-panel {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .data-panel::after {
            content: "";
            position: absolute;
            top: -40px;
            right: -40px;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: rgba(0, 200, 83, 0.35);
        }

        .data-panel h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 20px;
            color: rgba(255, 255, 255, 0.9);
        }

        .data-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .data-item {
            text-align: center;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 14px;
            padding: 14px 8px;
        }

        .data-item .num {
            font-family: var(--font-num);
            font-size: 24px;
            font-weight: 800;
            color: var(--primary-light);
            display: block;
        }

        .data-item .label {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 2px;
        }

        /* ===== 适用场景 ===== */
        .scenarios {
            background: #fff;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .scenario-card {
            padding: 36px 28px;
            border-radius: var(--radius-lg);
            background: var(--bg-main);
            border: 1px solid var(--border);
            height: 100%;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .scenario-card::before {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-light), var(--primary-deep));
            border-radius: 4px 4px 0 0;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .scenario-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-5px);
        }

        .scenario-card:hover::before {
            opacity: 1;
        }

        .scenario-card .icon-round {
            width: 68px;
            height: 68px;
            border-radius: 24px;
            background: linear-gradient(135deg, var(--primary-light), var(--primary-deep));
            color: #fff;
            font-size: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 22px;
            box-shadow: 0 8px 20px rgba(0, 168, 98, 0.25);
        }

        .scenario-card h3 {
            font-size: 21px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .scenario-card p {
            color: var(--text-sub);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== 流程步骤 ===== */
        .steps-section {
            background: var(--bg-main);
        }

        .step-wrapper {
            counter-reset: step;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .step-item {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 30px 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            position: relative;
            counter-increment: step;
            transition: all 0.3s ease;
        }

        .step-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-5px);
        }

        .step-item::before {
            content: counter(step, decimal-leading-zero);
            font-family: var(--font-num);
            font-size: 38px;
            font-weight: 800;
            font-style: italic;
            background: linear-gradient(135deg, var(--primary-light), var(--primary-deep));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: block;
            line-height: 1.1;
            margin-bottom: 16px;
        }

        .step-item h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .step-item p {
            font-size: 13px;
            color: var(--text-sub);
            line-height: 1.65;
            margin-bottom: 0;
        }

        .step-arrow {
            position: absolute;
            top: 30%;
            right: -18px;
            z-index: 2;
            color: var(--accent);
            font-size: 14px;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: #fff;
        }

        .faq-accordion .accordion-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md) !important;
            overflow: hidden;
            margin-bottom: 12px;
            box-shadow: var(--shadow-card);
        }

        .faq-accordion .accordion-button {
            background: #fff;
            font-weight: 700;
            font-size: 16px;
            color: var(--text-main);
            padding: 20px 24px;
            position: relative;
            box-shadow: none;
            border-radius: var(--radius-md) !important;
        }

        .faq-accordion .accordion-button::after {
            content: "";
            background-image: none;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: var(--bg-main);
            border: 1px solid var(--border);
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            font-size: 13px;
            line-height: 26px;
            text-align: center;
            color: var(--primary);
        }

        .faq-accordion .accordion-button:not(.collapsed)::after {
            content: "\f00d";
            background-color: var(--accent);
            color: #fff;
            border-color: var(--accent);
            transform: rotate(45deg);
        }

        .faq-accordion .accordion-button::before {
            content: "\2b";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            font-size: 13px;
            color: var(--primary);
            margin-right: 10px;
        }

        .faq-accordion .accordion-button:not(.collapsed)::before {
            content: "\f00d";
            color: var(--accent);
        }

        .faq-accordion .accordion-body {
            color: var(--text-sub);
            font-size: 14px;
            line-height: 1.75;
            padding: 0 24px 20px 50px;
        }

        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(255, 106, 0, 0.25);
            border-color: var(--accent);
        }

        /* ===== CTA ===== */
        .cta-banner {
            background: linear-gradient(135deg, var(--primary-light), var(--primary) 55%, var(--primary-deep));
            padding: 90px 0;
            position: relative;
            overflow: hidden;
            text-align: center;
            clip-path: polygon(0 14%, 100% 0, 100% 86%, 0 100%);
        }

        .cta-banner::before {
            content: "";
            position: absolute;
            top: -30%;
            left: -15%;
            width: 500px;
            height: 400px;
            background: rgba(255, 255, 255, 0.08);
            transform: rotate(12deg);
        }

        .cta-banner::after {
            content: "";
            position: absolute;
            bottom: -40%;
            right: -10%;
            width: 500px;
            height: 400px;
            background: rgba(255, 255, 255, 0.06);
            transform: rotate(-18deg);
        }

        .cta-banner .container {
            position: relative;
            z-index: 2;
        }

        .cta-tag {
            display: inline-block;
            background: rgba(255, 255, 255, 0.22);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 6px 18px;
            border-radius: 100px;
            margin-bottom: 18px;
            letter-spacing: 1px;
        }

        .cta-banner h2 {
            font-size: 38px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }

        .cta-banner p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 16px;
            margin-bottom: 28px;
        }

        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: #fff;
            color: var(--primary-deep);
            font-weight: 700;
            font-size: 17px;
            border-radius: 100px;
            padding: 15px 40px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
            transition: all 0.25s ease;
        }

        .cta-btn i {
            transition: transform 0.25s ease;
        }

        .cta-btn:hover {
            transform: translateY(-3px) scale(1.02);
            box-shadow: 0 14px 32px rgba(0, 0, 0, 0.25);
            color: var(--primary);
        }

        .cta-btn:hover i {
            transform: translateX(4px);
        }

        .cta-trust {
            margin-top: 24px;
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
            letter-spacing: 0.5px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.75);
            position: relative;
        }

        .site-footer::before {
            content: "";
            display: block;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-light), var(--primary-deep));
        }

        .footer-main {
            padding: 60px 0 40px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.58);
            line-height: 1.7;
            margin-bottom: 18px;
            max-width: 320px;
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            transition: all 0.25s ease;
        }

        .footer-social a:hover {
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-3px);
        }

        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }

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

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

        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            transition: all 0.25s ease;
        }

        .footer-links a:hover {
            color: var(--primary-light);
            padding-left: 4px;
        }

        .footer-links a i {
            font-size: 12px;
            margin-right: 4px;
            color: var(--primary);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 18px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
        }

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

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            .nav-menu {
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
                padding: 16px 0;
            }

            .navbar-collapse {
                background: var(--bg-dark);
                border-radius: 16px;
                padding: 16px 20px;
                margin-top: 12px;
                box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
            }

            .nav-link {
                color: rgba(255, 255, 255, 0.85) !important;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                border-radius: 0;
                padding: 14px 10px !important;
            }

            .nav-link.active {
                background: transparent !important;
                color: var(--primary-light) !important;
                border-radius: 0;
            }

            .nav-cta {
                margin-left: 0;
                margin-top: 14px;
                justify-content: center;
            }

            .hero {
                padding: 130px 0 100px;
            }

            .hero h1 {
                font-size: 40px;
            }

            .hero-visual {
                margin-top: 60px;
            }

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

            .step-arrow {
                display: none;
            }
        }

        @media (max-width: 767.98px) {
            .section {
                padding: 50px 0;
            }

            .section-title {
                font-size: 28px;
            }

            .hero h1 {
                font-size: 32px;
            }

            .hero-sub {
                font-size: 15px;
            }

            .hero-stats {
                gap: 10px;
            }

            .stat-badge {
                min-width: 100px;
                padding: 10px 16px;
            }

            .stat-num {
                font-size: 20px;
            }

            .phone-frame {
                width: 220px;
                height: 400px;
            }

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

            .cta-banner h2 {
                font-size: 28px;
            }

            .cta-banner {
                padding: 70px 0;
            }

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

        @media (max-width: 520px) {
            .hero {
                clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), 0 100%);
                padding: 110px 0 80px;
            }

            .hero h1 {
                font-size: 28px;
            }

            .btn-primary-lg,
            .btn-outline-lg {
                width: 100%;
                justify-content: center;
                padding: 14px 20px;
            }

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