/* roulang page: index */
:root {
  --primary: #6D4AFF;
  --primary-light: #9E5CF2;
  --accent: #FF6A3D;
  --deep: #241B3E;
  --bg: #F7F6F2;
  --card: #FFFFFF;
  --text: #221D36;
  --muted: #675E7D;
  --weak: #9B94AE;
  --line: rgba(36, 27, 62, 0.10);
  --success: #12B886;
  --warn: #FFC94D;
  --gradient: linear-gradient(130deg, #6D4AFF 0%, #9E5CF2 48%, #FF7A4D 100%);
  --radius: 20px;
  --radius-card: 24px;
  --radius-lg: 28px;
  --shadow-sm: 0 6px 20px rgba(36, 27, 62, 0.06);
  --shadow-lg: 0 14px 32px rgba(36, 27, 62, 0.12);
  --container: 1200px;
  --header-h: 72px;
  --space: 96px;
}
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
ul,
ol {
  list-style: none;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color .2s ease, opacity .2s ease;
}
img {
  max-width: 100%;
  display: block;
  object-fit: cover;
}
button,
input,
select,
textarea {
  font: inherit;
}
button {
  border: none;
  cursor: pointer;
  background: none;
}
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}
.section {
  padding-top: var(--space);
  padding-bottom: var(--space);
}
.section-head {
  max-width: 760px;
  margin: 0 auto 48px;
  text-align: center;
}
.section-head .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(109, 74, 255, 0.08);
  color: var(--primary);
  border-radius: 999px;
  padding: 7px 16px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 16px;
}
.section-head h2 {
  font-size: clamp(28px, 3.2vw, 36px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--deep);
}
.section-head p {
  margin-top: 16px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}
h1, h2, h3, h4 {
  line-height: 1.3;
  color: var(--deep);
}

/* ------------------------------------------------------------------ */
/* Buttons / Badges                                                      */
/* ------------------------------------------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 12px;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  transition: transform .18s ease, box-shadow .18s ease, filter .18s ease, background .18s ease;
  white-space: nowrap;
}
.btn i {
  font-size: 15px;
}
.btn-primary {
  background-image: var(--gradient);
  color: #fff;
  box-shadow: 0 8px 18px rgba(109, 74, 255, 0.28);
}
.btn-primary:hover {
  filter: brightness(1.08);
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(109, 74, 255, 0.32);
}
.btn-primary:active {
  transform: scale(0.98);
}
.btn-ghost {
  background: rgba(255, 255, 255, 0.7);
  color: var(--deep);
  border: 1px solid rgba(36, 27, 62, 0.12);
}
.btn-ghost:hover {
  background: #fff;
  border-color: rgba(109, 74, 255, 0.35);
  color: var(--primary);
  transform: translateY(-2px);
}
.btn-lg {
  min-height: 52px;
  padding: 15px 30px;
  font-size: 16px;
}
.btn:focus-visible {
  outline: 3px solid rgba(109, 74, 255, 0.45);
  outline-offset: 3px;
}
.link-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-weight: 600;
  font-size: 14px;
}
.link-more i {
  transition: transform .2s ease;
}
a:hover .link-more i,
.link-more:hover i {
  transform: translateX(4px);
}
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(109, 74, 255, 0.09);
  border-radius: 999px;
  padding: 5px 12px;
  font-size: 13px;
  color: var(--primary);
  font-weight: 600;
}

/* ------------------------------------------------------------------ */
/* Header                                                                */
/* ------------------------------------------------------------------ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 2px 12px rgba(36, 27, 62, 0.04);
}
.nav-shell {
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 20px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background-image: var(--gradient);
  color: #fff;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.02em;
  box-shadow: 0 6px 14px rgba(109, 74, 255, 0.30);
}
.brand-text {
  font-size: 19px;
  font-weight: 800;
  color: var(--deep);
  letter-spacing: -0.02em;
  white-space: nowrap;
}
.brand:hover .brand-text {
  color: var(--primary);
}
.main-nav {
  flex: 1;
  display: flex;
  justify-content: center;
  gap: 6px;
}
.main-nav .nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 10px;
  color: var(--muted);
  font-size: 15px;
  font-weight: 500;
  transition: color .2s ease, background .2s ease;
}
.main-nav .nav-link:hover {
  color: var(--primary);
  background: rgba(109, 74, 255, 0.06);
}
.main-nav .nav-link.active {
  color: var(--primary);
  font-weight: 700;
}
.main-nav .nav-link.active::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 2px;
  height: 2px;
  border-radius: 999px;
  background-image: var(--gradient);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-left: auto;
}
.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 40px;
  padding: 0 14px;
  border-radius: 12px;
  background: #F1EFF8;
  border: 1px solid transparent;
  transition: border .2s ease, background .2s ease;
}
.search-box i {
  color: var(--weak);
  font-size: 14px;
}
.search-box input {
  width: 140px;
  border: none;
  background: transparent;
  color: var(--text);
  font-size: 14px;
  outline: none;
}
.search-box input::placeholder {
  color: var(--weak);
}
.search-box:focus-within {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(109, 74, 255, 0.15);
}
.nav-cta {
  min-height: 42px;
  padding: 10px 20px;
  font-size: 14px;
}
.nav-cta-mobile {
  display: none;
}
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: #F1EFF8;
}
.burger span,
.burger span::before,
.burger span::after {
  content: "";
  display: block;
  width: 19px;
  height: 2px;
  background: var(--deep);
  border-radius: 99px;
  transition: transform .25s ease;
}
.burger span::before {
  transform: translateY(-6px);
}
.burger span::after {
  transform: translateY(4px);
}
.site-header.menu-open .burger span {
  background: transparent;
}
.site-header.menu-open .burger span::before {
  transform: rotate(45deg);
}
.site-header.menu-open .burger span::after {
  transform: rotate(-45deg);
}
.site-header.menu-open .main-nav {
  display: flex;
}

/* ------------------------------------------------------------------ */
/* Hero                                                                   */
/* ------------------------------------------------------------------ */
.hero {
  position: relative;
  background: linear-gradient(135deg, #FFFFFF 0%, #F7F1FF 52%, #FFF3E8 100%);
  padding: 92px 0 76px;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 52%;
  height: 100%;
  background-image: url('/assets/images/backpic/back-1.webp');
  background-position: center;
  background-size: cover;
  opacity: 0.26;
  mask-image: linear-gradient(90deg, transparent, #000);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000);
}
.hero::after {
  content: "";
  position: absolute;
  width: 360px;
  height: 360px;
  right: -100px;
  bottom: -140px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 106, 61, 0.14), transparent 70%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(36, 27, 62, 0.08);
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 20px;
  box-shadow: 0 4px 12px rgba(36, 27, 62, 0.04);
}
.hero-eyebrow i {
  color: var(--success);
}
.hero-title {
  font-size: clamp(34px, 4.6vw, 52px);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.035em;
  color: var(--deep);
  margin-bottom: 22px;
  max-width: 16em;
}
.hero-title span {
  position: relative;
  z-index: 0;
  white-space: nowrap;
  color: var(--primary);
}
.hero-title span::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 5px;
  z-index: -1;
  height: 10px;
  background: rgba(255, 106, 61, 0.18);
  border-radius: 999px;
}
.hero-desc {
  font-size: 17px;
  line-height: 1.85;
  color: #544B67;
  max-width: 570px;
  margin-bottom: 28px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 26px;
}
.hero-quick {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  margin-top: 6px;
  font-size: 14px;
  color: var(--muted);
}
.hero-quick a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
  color: var(--text);
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 12px;
}
.hero-quick a:hover {
  color: var(--primary);
  border-color: rgba(109, 74, 255, 0.35);
}
.hero-media {
  position: relative;
}
.hero-media::before {
  content: "";
  position: absolute;
  inset: 22px 22px auto auto;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background-image: var(--gradient);
  opacity: 0.7;
  filter: blur(42px);
  z-index: 0;
}
.hero-media img {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 380px;
  object-fit: cover;
  border-radius: var(--radius-card);
  box-shadow: 0 24px 64px rgba(36, 27, 62, 0.16);
  border: 5px solid rgba(255, 255, 255, 0.7);
}
.hero-stats {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  width: 100%;
  max-width: 600px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: 18px;
  margin-top: 34px;
  padding: 18px 12px;
  box-shadow: var(--shadow-sm);
}
.stat-item {
  text-align: center;
  padding: 6px 8px;
  border-right: 1px solid var(--line);
}
.stat-item:last-child {
  border-right: none;
}
.stat-item strong {
  display: block;
  font-size: 24px;
  font-weight: 800;
  line-height: 1.2;
  background: linear-gradient(130deg, #6D4AFF, #D15B8C);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-feature-settings: "tnum";
}
.stat-item span {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  color: var(--muted);
}

/* ------------------------------------------------------------------ */
/* Timeline / agenda                                                    */
/* ------------------------------------------------------------------ */
.timeline-section {
  padding: var(--space) 0;
}
.timeline-shell {
  position: relative;
  max-width: 860px;
  margin: 0 auto;
}
.timeline-shell::before {
  content: "";
  position: absolute;
  left: 35px;
  top: 18px;
  bottom: 18px;
  width: 2px;
  background: linear-gradient(180deg, rgba(109, 74, 255, 0.12), rgba(255, 106, 61, 0.18));
  border-radius: 99px;
}
.tl-item {
  position: relative;
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 26px;
  padding: 18px 0 30px;
}
.tl-dot {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background-image: var(--gradient);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 8px 20px rgba(109, 74, 255, 0.24);
  font-feature-settings: "tnum";
}
.tl-item.is-done .tl-dot {
  background: #fff;
  color: var(--success);
  border: 2px solid rgba(18, 184, 134, 0.4);
}
.tl-content {
  background: var(--card);
  border-radius: var(--radius);
  padding: 22px 26px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(36, 27, 62, 0.05);
  transition: box-shadow .25s ease, transform .25s ease;
}
.tl-content:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}
.tl-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.tl-time {
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
}
.tl-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--success);
  background: rgba(18, 184, 134, 0.1);
  padding: 3px 10px;
  border-radius: 999px;
}
.tl-content h3 {
  font-size: 19px;
  margin-bottom: 6px;
}
.tl-content p {
  color: var(--muted);
  font-size: 15px;
}
.timeline-footer {
  text-align: center;
  margin-top: 26px;
}

/* ------------------------------------------------------------------ */
/* Showcase highlight grid                                             */
/* ------------------------------------------------------------------ */
.showcase-section {
  padding: var(--space) 0;
  background: linear-gradient(180deg, #F7F6F2 0%, #F2EEFC 100%);
}
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.showcase-card {
  position: relative;
  overflow: hidden;
  background: #fff;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(36, 27, 62, 0.04);
  transition: box-shadow .25s ease, transform .25s ease;
}
.showcase-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}
.showcase-card.media-card {
  grid-column: span 2;
}
.media-card-top {
  height: 168px;
  overflow: hidden;
}
.media-card-top img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.showcase-card:hover .media-card-top img {
  transform: scale(1.05);
}
.showcase-card-body {
  padding: 24px;
}
.showcase-card-body .card-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
}
.showcase-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
}
.showcase-card p {
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.75;
  margin-bottom: 16px;
}
.showcase-card .card-cta {
  color: var(--primary);
  font-weight: 600;
  font-size: 14px;
}
.showcase-card .card-cta i {
  transition: transform .2s ease;
}
.showcase-card:hover .card-cta i {
  transform: translateX(4px);
}
.plain-card {
  min-height: 290px;
}
.plain-card .icon-badge {
  width: 50px;
  height: 50px;
  border-radius: 16px;
  background: rgba(109, 74, 255, 0.08);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 21px;
  margin-bottom: 18px;
}
.plain-card .icon-badge.accent {
  background: rgba(255, 106, 61, 0.1);
  color: var(--accent);
}

/* ------------------------------------------------------------------ */
/* Membership tiers                                                     */
/* ------------------------------------------------------------------ */
.tier-section {
  padding: var(--space) 0;
}
.tier-wrap {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
  align-items: stretch;
  margin-top: 22px;
}
.tier-card {
  position: relative;
  background: #fff;
  border-radius: var(--radius-card);
  padding: 32px 28px 30px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform .25s ease, box-shadow .25s ease;
}
.tier-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.tier-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  border-radius: 20px 20px 0 0;
  background: #CBD0D8;
}
.tier-card.featured {
  border: 2px solid var(--primary);
  box-shadow: 0 22px 46px rgba(109, 74, 255, 0.15);
  padding-top: 36px;
}
.tier-card.featured::before {
  background-image: var(--gradient);
}
.tier-mark {
  position: absolute;
  top: -14px;
  right: 22px;
  background-image: var(--gradient);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 999px;
  box-shadow: 0 8px 20px rgba(109, 74, 255, 0.3);
}
.tier-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--weak);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}
.tier-type {
  font-size: 28px;
  font-weight: 800;
  color: var(--deep);
  margin-bottom: 14px;
}
.tier-desc {
  color: var(--muted);
  font-size: 14px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 22px;
}
.tier-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14.5px;
  padding: 6px 0;
  color: #3F3855;
}
.tier-list i {
  color: var(--success);
  margin-top: 3px;
  font-size: 14px;
}
.tier-list li.disabled {
  color: var(--weak);
}
.tier-list li.disabled i {
  color: var(--weak);
}
.tier-btn {
  margin-top: auto;
  padding-top: 24px;
}
.tier-card .btn {
  width: 100%;
}

/* ------------------------------------------------------------------ */
/* CTA + Form                                                           */
/* ------------------------------------------------------------------ */
.cta-section {
  position: relative;
  padding: var(--space) 0;
  background-color: var(--deep);
  background-image: linear-gradient(115deg, rgba(36, 27, 62, 0.97) 10%, rgba(109, 74, 255, 0.86) 100%), url('/assets/images/backpic/back-3.png');
  background-position: center, center;
  background-size: cover;
  color: #fff;
}
.cta-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 52px;
  align-items: center;
}
.cta-copy h2 {
  color: #fff;
  font-size: clamp(27px, 3.4vw, 40px);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 20px;
}
.cta-copy p {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.85;
  margin-bottom: 24px;
}
.cta-trust {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 28px;
}
.cta-trust li {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255, 255, 255, 0.92);
  font-size: 15px;
}
.cta-trust i {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}
.cta-card {
  background: rgba(255, 255, 255, 0.98);
  border-radius: var(--radius-card);
  padding: 30px;
  box-shadow: 0 36px 80px rgba(0, 0, 0, 0.24);
  color: var(--text);
}
.cta-card h3 {
  font-size: 22px;
  margin-bottom: 8px;
}
.cta-card .form-sub {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 22px;
}
.form-group {
  margin-bottom: 18px;
}
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--deep);
  margin-bottom: 8px;
}
.form-group input,
.form-group select {
  width: 100%;
  background: #F3F1F7;
  border: 1px solid transparent;
  border-radius: 12px;
  padding: 13px 16px;
  font-size: 15px;
  color: var(--text);
  outline: none;
  transition: border .2s ease, background .2s ease, box-shadow .2s ease;
}
.form-group input:focus,
.form-group select:focus {
  background: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(109, 74, 255, 0.16);
}
.form-privacy {
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--weak);
}
.form-privacy input {
  width: 15px;
  height: 15px;
  accent-color: var(--primary);
}
.form-error {
  color: #E94F7A;
  font-size: 13px;
  min-height: 20px;
  margin-top: 6px;
}
.cta-card .btn {
  width: 100%;
  margin-top: 14px;
}

/* ------------------------------------------------------------------ */
/* News CMS section                                                     */
/* ------------------------------------------------------------------ */
.news-section {
  padding: var(--space) 0;
}
.news-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}
.news-card {
  background: var(--card);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-sm);
  transition: box-shadow .25s ease, transform .25s ease;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(36, 27, 62, 0.04);
}
.news-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}
.news-card.is-featured {
  grid-column: 1 / -1;
}
.news-card-body {
  padding: 26px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.news-card.is-featured .news-card-body {
  padding: 0;
}
.news-featured-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
}
.feature-thumb {
  position: relative;
  min-height: 240px;
  overflow: hidden;
  border-radius: 0;
}
.feature-thumb img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.feature-content {
  padding: 34px 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.news-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  font-size: 13px;
  color: var(--weak);
  margin-bottom: 12px;
}
.news-meta .badge-pill {
  background: rgba(109, 74, 255, 0.1);
}
.news-time i {
  margin-right: 4px;
}
.news-card h3 {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 12px;
}
.news-card.is-featured h3 {
  font-size: 24px;
}
.news-card h3 a {
  color: var(--deep);
  transition: color .2s ease;
}
.news-card h3 a:hover {
  color: var(--primary);
}
.news-card p {
  color: var(--muted);
  font-size: 14.5px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 20px;
}
.news-card.is-featured p {
  -webkit-line-clamp: 3;
}
.news-more-at {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-weight: 600;
  font-size: 14px;
}
.news-more-at i {
  transition: transform .2s ease;
}
.news-card:hover .news-more-at i {
  transform: translateX(4px);
}
.news-empty {
  grid-column: 1 / -1;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px dashed rgba(109, 74, 255, 0.18);
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, 0.5);
  color: var(--weak);
  font-size: 15px;
}

/* ------------------------------------------------------------------ */
/* FAQ                                                                     */
/* ------------------------------------------------------------------ */
.faq-section {
  padding: var(--space) 0;
  background: linear-gradient(180deg, #F7F6F2 0%, #FFFFFF 100%);
}
.faq-list {
  max-width: 860px;
  margin: 0 auto;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.faq-item.open {
  border-color: rgba(109, 74, 255, 0.28);
  box-shadow: var(--shadow-sm);
}
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 700;
  color: var(--deep);
  text-align: left;
  transition: color .2s ease;
}
.faq-q:hover {
  color: var(--primary);
}
.faq-q .faq-icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  border-radius: 50%;
  background: rgba(109, 74, 255, 0.08);
  color: var(--primary);
  font-style: normal;
  font-size: 17px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform .25s ease, background .25s ease, color .25s ease;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--primary);
  color: #fff;
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease;
}
.faq-a-inner {
  padding: 0 24px 22px;
  color: var(--muted);
  font-size: 15px;
}

/* ------------------------------------------------------------------ */
/* Footer                                                               */
/* ------------------------------------------------------------------ */
.site-footer {
  background: var(--deep);
  color: rgba(255, 255, 255, 0.66);
  padding-top: 72px;
  padding-bottom: 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr;
  gap: 44px;
  padding-bottom: 52px;
}
.footer-brand .brand-text {
  color: #fff;
}
.footer-brand p {
  margin-top: 18px;
  font-size: 14.5px;
  line-height: 1.85;
  max-width: 360px;
  color: rgba(255, 255, 255, 0.6);
}
.footer-col-title {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
}
.footer-links li {
  margin-bottom: 12px;
}
.footer-links a {
  color: rgba(255, 255, 255, 0.66);
  font-size: 14.5px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: color .2s ease, padding-left .2s ease;
}
.footer-links a i {
  font-size: 11px;
  opacity: 0.6;
}
.footer-links a:hover {
  color: #fff;
  padding-left: 4px;
}
.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14.5px;
  margin-bottom: 14px;
}
.footer-contact li i {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #C6B9FF;
  font-size: 14px;
}
.footer-note {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 22px 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 6px 18px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  text-align: center;
}
.footer-note a {
  color: rgba(255, 255, 255, 0.5);
}
.footer-note a:hover {
  color: #fff;
}

/* ------------------------------------------------------------------ */
/* Animations & focus                                                    */
/* ------------------------------------------------------------------ */
a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(109, 74, 255, 0.45);
  outline-offset: 2px;
  border-radius: 6px;
}
.text-center {
  text-align: center;
}

/* ------------------------------------------------------------------ */
/* Responsive                                                            */
/* ------------------------------------------------------------------ */
@media (max-width: 1024px) {
  :root {
    --space: 76px;
  }
  .hero-inner {
    gap: 30px;
  }
  .hero-media img {
    height: 320px;
  }
  .showcase-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .showcase-card.media-card {
    grid-column: span 2;
  }
  .main-nav .nav-link {
    padding: 10px 10px;
    font-size: 14px;
  }
  .brand-text {
    font-size: 17px;
  }
  .tier-wrap {
    gap: 16px;
  }
}
@media (max-width: 991px) {
  .search-box,
  .nav-cta {
    display: none;
  }
  .burger {
    display: inline-flex;
  }
  .main-nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: #fff;
    box-shadow: 0 20px 40px rgba(36, 27, 62, 0.12);
    padding: 18px 24px 24px;
    gap: 4px;
    border-top: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
  }
  .main-nav .nav-link {
    padding: 13px 14px;
    font-size: 16px;
  }
  .main-nav .nav-link.active::after {
    display: none;
  }
  .main-nav .nav-cta-mobile {
    display: flex;
    margin-top: 10px;
    background: var(--primary);
    color: #fff;
    border-radius: 12px;
    justify-content: center;
    align-items: center;
    padding: 13px 16px;
    font-weight: 600;
  }
  .cta-inner {
    grid-template-columns: 1fr;
    gap: 38px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
}
@media (max-width: 768px) {
  :root {
    --space: 60px;
  }
  .section-head {
    margin-bottom: 32px;
  }
  .hero {
    padding-top: 60px;
    padding-bottom: 44px;
  }
  .hero-inner {
    grid-template-columns: 1fr;
  }
  .hero-title {
    font-size: clamp(29px, 8vw, 38px);
  }
  .hero-title span {
    white-space: normal;
  }
  .hero-media {
    order: 2;
  }
  .hero-media img {
    height: 250px;
  }
  .hero-desc {
    font-size: 16px;
  }
  .showcase-grid {
    grid-template-columns: 1fr;
  }
  .showcase-card.media-card {
    grid-column: auto;
  }
  .plain-card {
    min-height: 0;
  }
  .tier-wrap {
    grid-template-columns: 1fr;
  }
  .tier-card.featured {
    order: -1;
  }
  .news-grid {
    grid-template-columns: 1fr;
  }
  .news-featured-inner {
    grid-template-columns: 1fr;
  }
  .feature-thumb {
    min-height: 200px;
  }
  .feature-content {
    padding: 24px;
  }
  .timeline-shell::before {
    left: 22px;
  }
  .tl-item {
    grid-template-columns: 50px 1fr;
    gap: 16px;
  }
  .tl-dot {
    width: 40px;
    height: 40px;
    font-size: 12px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-brand {
    grid-column: auto;
  }
  .brand-text {
    font-size: 16px;
  }
}
@media (max-width: 520px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  .brand-mark {
    width: 36px;
    height: 36px;
    border-radius: 12px;
    font-size: 15px;
  }
  .brand-text {
    max-width: 160px;
    white-space: normal;
    font-size: 15px;
    line-height: 1.3;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .cta-card {
    padding: 22px;
  }
  .news-card-body {
    padding: 20px;
  }
  .faq-q {
    padding: 17px 18px;
    font-size: 15px;
  }
  .faq-a-inner {
    padding: 0 18px 18px;
  }
}

/* roulang page: article */
:root {
  --primary: #6D4AFF;
  --primary-deep: #5B37E8;
  --accent: #FF6A3D;
  --accent-soft: #FF9A6D;
  --gradient: 130deg, #6D4AFF 0%, #9E5CF2 48%, #FF7A4D 100%;
  --dark: #241B3E;
  --bg: #F7F6F2;
  --white: #FFFFFF;
  --text: #221D36;
  --text-sub: #675E7D;
  --text-weak: #9B94AE;
  --line: rgba(36, 27, 62, 0.10);
  --success: #12B886;
  --warning: #FFC94D;
  --radius: 20px;
  --radius-lg: 24px;
  --radius-btn: 12px;
  --shadow: 0 6px 20px rgba(36, 27, 62, 0.07);
  --shadow-hover: 0 14px 32px rgba(36, 27, 62, 0.12);
  --container: 1200px;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.75; font-size: 16px; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: 100%; border: none; outline: none; background: none; }
input, textarea, select { font-size: 15px; }
.container { max-width: var(--container); margin: 0 auto; padding-left: 24px; padding-right: 24px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: var(--radius-btn); padding: 12px 24px; font-size: 15px; font-weight: 600; cursor: pointer; transition: all .25s ease; border: 1px solid transparent; white-space: nowrap; }
.btn-primary { background: linear-gradient(var(--gradient)); color: #fff; box-shadow: 0 8px 20px rgba(109, 74, 255, .25); }
.btn-primary:hover { filter: brightness(1.08); transform: translateY(-2px); box-shadow: 0 12px 28px rgba(109, 74, 255, .32); }
.btn-primary:active { transform: scale(.98); }
.btn-outline { background: transparent; border-color: rgba(255, 255, 255, .55); color: #fff; }
.btn-outline:hover { background: rgba(255, 255, 255, .1); transform: translateY(-2px); }
.btn-outline:active { transform: scale(.98); }
.btn-ghost { border-color: rgba(36, 27, 62, .16); color: var(--text); background: #fff; }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-ghost:active { transform: scale(.98); }
.btn-lg { padding: 15px 34px; font-size: 16px; border-radius: 14px; }
.btn-block { width: 100%; }

.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255, 255, 255, .96); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); box-shadow: 0 4px 24px rgba(36, 27, 62, .04); }
.site-header.scrolled { box-shadow: 0 8px 28px rgba(36, 27, 62, .07); }
.nav-shell { display: flex; align-items: center; height: 72px; gap: 20px; position: relative; }
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-mark { display: inline-flex; align-items: center; justify-content: center; width: 42px; height: 42px; border-radius: 14px; background: linear-gradient(var(--gradient)); color: #fff; font-size: 17px; font-weight: 800; letter-spacing: .2px; box-shadow: 0 6px 16px rgba(109, 74, 255, .28); }
.brand-text { font-size: 19px; font-weight: 800; color: var(--text); letter-spacing: .3px; }
.main-nav { display: flex; align-items: center; gap: 4px; margin-left: 14px; flex: 1; }
.main-nav .nav-link { display: inline-flex; align-items: center; height: 72px; padding: 0 14px; font-size: 15px; font-weight: 500; color: var(--text-sub); position: relative; transition: color .22s; }
.main-nav .nav-link::after { content: ""; position: absolute; left: 12px; right: 12px; bottom: 16px; height: 3px; border-radius: 8px; background: linear-gradient(90deg, var(--primary), var(--accent)); opacity: 0; transform: scaleX(.4); transition: all .3s; }
.main-nav .nav-link:hover { color: var(--text); }
.main-nav .nav-link:hover::after { opacity: 1; transform: scaleX(1); }
.main-nav .nav-link.active { color: var(--primary); font-weight: 700; }
.main-nav .nav-link.active::after { opacity: 1; transform: scaleX(1); }
.nav-actions { display: flex; align-items: center; gap: 14px; }
.search-box { display: flex; align-items: center; gap: 8px; background: #F2F1ED; padding: 0 14px; border-radius: 999px; height: 40px; border: 2px solid transparent; transition: border-color .25s, background .25s; width: 190px; }
.search-box i { color: var(--text-weak); font-size: 14px; }
.search-box input { width: 100%; background: transparent; font-size: 14px; color: var(--text); }
.search-box input::placeholder { color: var(--text-weak); }
.search-box:focus-within { border-color: var(--primary); background: #fff; }
.nav-cta { height: 42px; padding: 0 20px; font-size: 14px; }
.nav-cta-mobile { display: none; }
.burger { display: none; width: 42px; height: 42px; border-radius: 12px; background: #F2F1ED; position: relative; cursor: pointer; }
.burger span, .burger span::before, .burger span::after { content: ""; display: block; width: 18px; height: 2px; background: var(--text); border-radius: 4px; position: absolute; left: 50%; top: 50%; transition: all .25s; transform: translate(-50%, -50%); }
.burger span::before { top: -6px; }
.burger span::after { top: 6px; }
.burger.open span { background: transparent; }
.burger.open span::before { top: 0; transform: translate(-50%, -50%) rotate(45deg); }
.burger.open span::after { top: 0; transform: translate(-50%, -50%) rotate(-45deg); }

.article-hero { position: relative; padding: 74px 0 108px; background:
  linear-gradient(118deg, rgba(36, 27, 62, .98) 0%, rgba(82, 52, 166, .95) 55%, rgba(109, 74, 255, .86) 100%),
  url('/assets/images/backpic/back-2.webp') center / cover no-repeat; color: #fff; overflow: hidden; }
.article-hero::after { content: ""; position: absolute; right: -80px; top: -80px; width: 340px; height: 340px; border-radius: 50%; background: radial-gradient(circle, rgba(255, 255, 255, .16), transparent 68%); pointer-events: none; }
.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; font-size: 13px; color: rgba(255, 255, 255, .68); margin-bottom: 28px; letter-spacing: .2px; }
.breadcrumb a { color: rgba(255, 255, 255, .78); transition: color .2s; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb i { font-size: 11px; color: rgba(255, 255, 255, .45); }
.article-hero .hero-title { font-size: clamp(30px, 4vw, 46px); line-height: 1.3; font-weight: 800; max-width: 880px; letter-spacing: .5px; }
.banner-lead { margin-top: 16px; max-width: 720px; color: rgba(255, 255, 255, .88); font-size: 16px; line-height: 1.9; }
.article-hero-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 28px; }
.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; padding: 7px 14px; border-radius: 999px; background: rgba(255, 255, 255, .14); color: #fff; border: 1px solid rgba(255, 255, 255, .14); letter-spacing: .3px; }
.badge-primary { background: rgba(109, 74, 255, .26); border-color: rgba(109, 74, 255, .12); }
.hero-meta-item { display: inline-flex; align-items: center; gap: 7px; font-size: 14px; color: rgba(255, 255, 255, .8); }
.hero-meta-item i { font-size: 13px; color: rgba(255, 255, 255, .6); }

.main { position: relative; z-index: 6; }
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 28px; align-items: start; margin-top: -52px; }
.article-panel { background: var(--white); border-radius: var(--radius-lg); box-shadow: 0 12px 40px rgba(36, 27, 62, .09); padding: 44px 46px; position: relative; overflow: hidden; }
.article-panel::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 4px; background: linear-gradient(90deg, var(--primary), #9E5CF2, var(--accent)); }
.article-labels { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; padding-bottom: 18px; margin-bottom: 24px; border-bottom: 1px solid var(--line); font-size: 13px; color: var(--text-weak); }
.article-labels span { display: inline-flex; align-items: center; gap: 6px; }
.article-labels .label-highlight { color: var(--primary); font-weight: 600; }

.article-rich { color: var(--text); font-size: 16px; line-height: 1.95; }
.article-rich p { margin: 0 0 24px; }
.article-rich h2 { font-size: 26px; font-weight: 800; margin: 48px 0 20px; line-height: 1.45; color: var(--text); }
.article-rich h3 { font-size: 21px; font-weight: 700; margin: 36px 0 14px; line-height: 1.5; color: var(--text); }
.article-rich h4 { font-size: 18px; font-weight: 700; margin: 26px 0 10px; color: var(--text); }
.article-rich a { color: var(--primary); border-bottom: 1px solid rgba(109, 74, 255, .25); transition: all .2s; }
.article-rich a:hover { border-color: var(--primary); color: var(--primary-deep); }
.article-rich strong { color: var(--dark); font-weight: 700; }
.article-rich ul { margin: 0 0 24px; padding-left: 0; display: grid; gap: 10px; }
.article-rich ul li { position: relative; padding-left: 24px; }
.article-rich ul li::before { content: ""; position: absolute; left: 4px; top: 10px; width: 8px; height: 8px; border-radius: 3px; background: linear-gradient(135deg, var(--primary), var(--accent)); }
.article-rich ol { margin: 0 0 24px; padding-left: 22px; counter-reset: rich-ol; }
.article-rich ol li { position: relative; padding-left: 6px; margin-bottom: 10px; }
.article-rich blockquote { position: relative; margin: 30px 0; padding: 22px 26px; background: #F7F5FF; border-radius: 16px; border-left: 4px solid var(--primary); color: var(--text-sub); }
.article-rich blockquote p { margin: 0; }
.article-rich img { border-radius: 16px; margin: 28px 0; }
.article-rich figure { margin: 28px 0; }
.article-rich figure figcaption { text-align: center; font-size: 13px; color: var(--text-weak); margin-top: 8px; }

.article-divider { border: 0; border-top: 1px solid var(--line); margin: 26px 0; }
.tag-row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; padding: 18px 0 6px; }
.tag-row span { color: var(--text-weak); font-size: 14px; margin-right: 2px; }
.article-tag { display: inline-block; padding: 6px 14px; background: #F4F2FD; color: var(--primary); border-radius: 999px; font-size: 13px; font-weight: 500; transition: all .2s; }
.article-tag:hover { background: var(--primary); color: #fff; }
.article-bottom-nav { display: flex; justify-content: space-between; gap: 14px; align-items: center; flex-wrap: wrap; margin-top: 34px; padding-top: 22px; border-top: 1px solid var(--line); }

.article-side { display: flex; flex-direction: column; gap: 22px; }
.side-card { background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow); padding: 24px; transition: box-shadow .3s; }
.side-card:hover { box-shadow: var(--shadow-hover); }
.side-title { font-size: 17px; font-weight: 700; color: var(--text); padding-bottom: 12px; margin-bottom: 14px; position: relative; }
.side-title::after { content: ""; width: 28px; height: 3px; background: linear-gradient(90deg, var(--primary), var(--accent)); border-radius: 4px; display: block; margin-top: 10px; }
.side-list li a { display: flex; align-items: center; gap: 8px; padding: 9px 0; color: var(--text-sub); font-size: 14px; transition: all .2s; border-bottom: 1px dashed rgba(36, 27, 62, .07); }
.side-list li:last-child a { border-bottom: 0; }
.side-list li a i { color: var(--primary); font-size: 12px; opacity: .75; }
.side-list li a:hover { color: var(--primary); padding-left: 5px; }
.side-media-card { padding: 0; overflow: hidden; }
.side-media-card img { height: 150px; width: 100%; object-fit: cover; }
.side-media-body { padding: 20px 22px 22px; }
.side-media-body h4 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.side-media-body p { font-size: 14px; color: var(--text-sub); line-height: 1.75; }
.side-media-body .link { display: inline-flex; align-items: center; gap: 6px; margin-top: 14px; color: var(--primary); font-size: 14px; font-weight: 600; }
.side-media-body .link:hover { gap: 10px; }
.side-contact-card { background: linear-gradient(145deg, #241B3E, #3C2A6A); color: #fff; position: relative; overflow: hidden; }
.side-contact-card::after { content: ""; position: absolute; width: 120px; height: 120px; border-radius: 50%; right: -45px; top: -45px; background: rgba(255, 255, 255, .07); }
.side-contact-card h4 { position: relative; font-size: 17px; margin-bottom: 8px; }
.side-contact-card p { position: relative; color: rgba(255, 255, 255, .75); font-size: 14px; margin-bottom: 18px; }
.side-contact-card .btn { position: relative; width: 100%; }

.not-found-box { background: var(--white); border-radius: var(--radius-lg); box-shadow: var(--shadow); padding: 40px 44px; }
.not-found-icon { display: flex; align-items: center; justify-content: center; width: 72px; height: 72px; border-radius: 20px; background: #F6F3FF; color: var(--primary); font-size: 28px; margin-bottom: 20px; }
.not-found-box h2 { font-size: 22px; font-weight: 800; margin-bottom: 10px; color: var(--text); }
.not-found-box p { color: var(--text-sub); margin-bottom: 22px; }
.not-found-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }

.info-band { padding: 96px 0 0; }
.info-wheel { background: #fff; border-radius: 24px; box-shadow: var(--shadow); padding: 36px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; position: relative; overflow: hidden; }
.info-wheel::before { content: ""; position: absolute; width: 300px; height: 300px; border-radius: 50%; background: radial-gradient(circle, rgba(109, 74, 255, .08), transparent 70%); top: -130px; right: -80px; }
.info-item { display: flex; gap: 14px; position: relative; }
.info-icon { display: flex; align-items: center; justify-content: center; width: 48px; height: 48px; min-width: 48px; border-radius: 14px; color: #fff; font-size: 18px; background: linear-gradient(135deg, var(--primary), #9E5CF2); box-shadow: 0 6px 16px rgba(109, 74, 255, .22); }
.info-item h3 { font-size: 16px; font-weight: 700; color: var(--text); margin-top: 2px; }
.info-item p { font-size: 13px; color: var(--text-sub); margin-top: 4px; line-height: 1.6; }

.section-block { padding: 96px 0 0; }
.section-header { text-align: center; max-width: 680px; margin: 0 auto 42px; }
.section-header .eyebrow { display: inline-block; padding: 6px 16px; border-radius: 999px; background: #F1EDFE; color: var(--primary); font-size: 13px; font-weight: 600; margin-bottom: 16px; }
.section-header h2 { font-size: 32px; font-weight: 800; color: var(--text); line-height: 1.4; letter-spacing: .4px; }
.section-header p { color: var(--text-sub); margin-top: 12px; font-size: 16px; }
.section-sub { text-align: center; color: var(--text-weak); font-size: 14px; margin-top: -20px; margin-bottom: 36px; }

.topic-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.topic-card { background: var(--white); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); transition: all .3s ease; position: relative; display: block; }
.topic-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.topic-thumb { height: 176px; overflow: hidden; position: relative; background: #E8E5F0; }
.topic-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.topic-card:hover .topic-thumb img { transform: scale(1.05); }
.topic-thumb .topic-tag { position: absolute; left: 16px; top: 16px; background: rgba(36, 27, 62, .78); backdrop-filter: blur(8px); color: #fff; font-size: 12px; font-weight: 600; padding: 5px 13px; border-radius: 999px; letter-spacing: .4px; }
.topic-body { padding: 22px 24px 26px; }
.topic-body h3 { font-size: 19px; font-weight: 800; margin-bottom: 8px; color: var(--text); line-height: 1.45; }
.topic-body p { font-size: 14px; color: var(--text-sub); line-height: 1.8; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.topic-body .topic-more { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; color: var(--primary); font-weight: 600; margin-top: 14px; transition: gap .2s; }
.topic-card:hover .topic-more { gap: 10px; }

.faq-panel { background: #fff; border-radius: 24px; padding: 44px; box-shadow: var(--shadow); }
.faq-item { background: var(--white); border: 1px solid rgba(36, 27, 62, .08); border-radius: 16px; margin-bottom: 12px; overflow: hidden; transition: box-shadow .25s, border-color .25s; }
.faq-item.open { border-color: rgba(109, 74, 255, .35); box-shadow: 0 8px 20px rgba(109, 74, 255, .07); }
.faq-q { display: flex; width: 100%; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 22px; cursor: pointer; font-size: 16px; font-weight: 600; color: var(--text); text-align: left; background: transparent; }
.faq-q .faq-icon { width: 30px; height: 30px; min-width: 30px; display: flex; align-items: center; justify-content: center; background: #F1EDFE; color: var(--primary); border-radius: 10px; font-size: 14px; transition: all .3s; }
.faq-item.open .faq-q .faq-icon { transform: rotate(45deg); background: var(--primary); color: #fff; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .32s ease; }
.faq-a-inner { padding: 0 22px 18px; color: var(--text-sub); font-size: 15px; line-height: 1.8; }
.faq-item.open .faq-a { max-height: 260px; }

.cta-section { padding: 96px 0 0; }
.cta-shell { background: linear-gradient(130deg, #241B3E 0%, #3D2D75 55%, #563B9C 100%); border-radius: 30px; padding: 56px; position: relative; overflow: hidden; display: grid; grid-template-columns: 1fr 480px; gap: 52px; align-items: center; box-shadow: 0 24px 60px rgba(36, 27, 62, .24); }
.cta-shell::before { content: ""; position: absolute; right: -100px; bottom: -100px; width: 360px; height: 360px; border-radius: 50%; background: radial-gradient(circle, rgba(255, 106, 61, .25), transparent 65%); }
.cta-shell::after { content: ""; position: absolute; left: 20%; top: -120px; width: 370px; height: 370px; border-radius: 50%; background: radial-gradient(circle, rgba(109, 74, 255, .35), transparent 65%); }
.cta-copy { position: relative; z-index: 2; color: #fff; }
.cta-copy h2 { font-size: 30px; font-weight: 800; line-height: 1.4; margin-bottom: 14px; }
.cta-copy p { color: rgba(255, 255, 255, .78); font-size: 15px; line-height: 1.9; margin-bottom: 24px; }
.cta-list { display: grid; gap: 12px; margin-bottom: 26px; }
.cta-list li { display: flex; align-items: center; gap: 10px; color: rgba(255, 255, 255, .92); font-size: 14px; }
.cta-list li i { color: var(--success); width: 20px; font-size: 14px; }
.cta-copy .need-help a { color: #FFC94D; font-weight: 600; border-bottom: 1px solid rgba(255, 201, 77, .3); }
.cta-form-card { background: #fff; border-radius: 20px; padding: 30px 30px 24px; position: relative; z-index: 2; box-shadow: 0 20px 50px rgba(0, 0, 0, .2); }
.cta-form-card h3 { font-size: 21px; font-weight: 800; color: var(--text); margin-bottom: 6px; }
.cta-form-card .form-desc { font-size: 14px; color: var(--text-sub); margin-bottom: 18px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; color: var(--text-sub); font-weight: 500; margin-bottom: 7px; }
.form-control { width: 100%; background: #F6F5F1; border-radius: 12px; border: 2px solid transparent; padding: 12px 15px; color: var(--text); transition: all .2s; }
.form-control:focus { border-color: var(--primary); background: #fff; box-shadow: 0 0 0 4px rgba(109, 74, 255, .1); }
textarea.form-control { min-height: 88px; resize: vertical; }
select.form-control { appearance: auto; cursor: pointer; }
.form-tip { margin-top: 16px; font-size: 12px; color: var(--text-weak); line-height: 1.7; text-align: center; }
.form-help { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 12px; font-size: 12px; color: var(--text-weak); }

.site-footer { margin-top: 96px; background: #1B1430; padding: 64px 0 0; color: rgba(255, 255, 255, .8); font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1.2fr; gap: 44px; padding-bottom: 46px; }
.footer-brand .brand { margin-bottom: 16px; }
.footer-brand .brand-text { color: #fff; }
.footer-brand p { color: rgba(255, 255, 255, .78); font-size: 15px; line-height: 1.9; max-width: 440px; }
.footer-col-title { font-size: 16px; font-weight: 700; color: #fff; margin: 6px 0 18px; position: relative; padding-bottom: 12px; }
.footer-col-title::after { content: ""; position: absolute; left: 0; bottom: 0; width: 26px; height: 3px; border-radius: 4px; background: linear-gradient(90deg, #6D4AFF, var(--accent)); }
.footer-links li, .footer-contact li { margin-bottom: 12px; font-size: 14px; color: rgba(255, 255, 255, .68); display: flex; align-items: center; gap: 4px; }
.footer-links a { color: rgba(255, 255, 255, .78); transition: all .2s; }
.footer-links a:hover { color: #fff; padding-left: 5px; }
.footer-links i { font-size: 11px; color: #8A7DFF; }
.footer-contact i { width: 18px; color: #8A7DFF; margin-right: 6px; }
.footer-note { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; border-top: 1px solid rgba(255, 255, 255, .09); padding: 24px 0; font-size: 13px; color: rgba(255, 255, 255, .55); }
.footer-note a { color: rgba(255, 255, 255, .66); transition: color .2s; }
.footer-note a:hover { color: #fff; }

@media (max-width: 1080px) {
  .article-layout { grid-template-columns: 1fr; }
  .article-side { display: grid; grid-template-columns: 1fr 1fr; }
  .side-contact-card { min-height: 200px; }
  .info-wheel { grid-template-columns: repeat(2, 1fr); }
  .cta-shell { grid-template-columns: 1fr; gap: 30px; padding: 44px 38px; }
}
@media (max-width: 900px) {
  .nav-shell { gap: 10px; }
  .search-box { display: none; }
  .main-nav { position: fixed; left: 0; right: 0; top: 72px; bottom: 0; background: #fff; flex-direction: column; align-items: stretch; gap: 0; margin-left: 0; padding: 18px 24px 32px; border-top: 1px solid var(--line); transform: translateX(110%); transition: transform .35s ease; box-shadow: -20px 0 60px rgba(36, 27, 62, .2); max-height: calc(100vh - 72px); overflow-y: auto; z-index: 100; }
  .main-nav.open { transform: translateX(0); }
  .main-nav .nav-link { height: 52px; padding: 0 8px; justify-content: flex-start; font-size: 17px; border-bottom: 1px solid rgba(36, 27, 62, .06); }
  .main-nav .nav-link::after { display: none; }
  .main-nav .nav-cta-mobile { display: flex; margin-top: 18px; height: 50px; background: linear-gradient(var(--gradient)); color: #fff; border-radius: 12px; align-items: center; justify-content: center; font-size: 16px; font-weight: 600; }
  .main-nav .nav-cta-mobile:hover { filter: brightness(1.06); transform: translateY(-2px); }
  .burger { display: block; margin-left: auto; }
  .nav-cta { display: none; }
}
@media (max-width: 768px) {
  .article-hero { padding: 54px 0 96px; }
  .article-panel { padding: 28px 20px; border-radius: 18px; }
  .article-labels { gap: 10px 18px; }
  .article-layout { margin-top: -44px; gap: 20px; }
  .section-header h2 { font-size: 26px; }
  .topic-grid { grid-template-columns: 1fr; }
  .article-side { grid-template-columns: 1fr; }
  .info-wheel { grid-template-columns: 1fr; padding: 28px 22px; }
  .cta-section, .section-block, .info-band { padding-top: 64px; }
  .section-block { padding: 64px 0 0; }
  .site-footer { margin-top: 64px; }
  .cta-shell { padding: 36px 22px; }
  .cta-copy h2 { font-size: 24px; }
  .cta-form-card { padding: 22px 18px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; padding-bottom: 28px; }
  .article-bottom-nav { flex-direction: column; align-items: stretch; text-align: center; }
  .article-bottom-nav .btn { justify-content: center; }
  .faq-panel { padding: 24px 18px; }
  .not-found-box { padding: 24px 20px; }
  .not-found-actions { flex-direction: column; align-items: flex-start; }
  .not-found-actions .btn { width: 100%; }
}
@media (max-width: 520px) {
  .container { padding-left: 16px; padding-right: 16px; }
  .brand-text { font-size: 16px; }
  .brand-mark { width: 36px; height: 36px; border-radius: 12px; font-size: 15px; }
  .nav-shell { gap: 8px; }
  .hero-title { font-size: 26px; }
  .banner-lead { font-size: 15px; }
  .article-hero-meta { flex-direction: column; align-items: flex-start; gap: 8px; }
  .article-labels { font-size: 12px; }
  .article-rich { font-size: 15px; }
  .topic-thumb { height: 200px; }
  .footer-note { justify-content: center; text-align: center; }
  .footer-note span, .footer-note a { line-height: 1.6; }
}

/* roulang page: category1 */
:root {
  --primary: #6D4AFF;
  --primary-light: #9E5CF2;
  --accent: #FF6A3D;
  --accent-light: #FF7A4D;
  --gradient-main: linear-gradient(130deg, #6D4AFF 0%, #9E5CF2 48%, #FF7A4D 100%);
  --dark: #241B3E;
  --bg-soft: #F7F6F2;
  --surface: #FFFFFF;
  --white: #FFFFFF;
  --text-main: #221D36;
  --text-secondary: #675E7D;
  --text-muted: #9B94AE;
  --line: rgba(36, 27, 62, 0.10);
  --success: #12B886;
  --warning: #FFC94D;
  --danger: #DB4C3F;
  --disabled: #CBD0D8;
  --radius-xl: 24px;
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-pill: 999px;
  --shadow-sm: 0 6px 20px rgba(36, 27, 62, 0.07);
  --shadow-lg: 0 14px 32px rgba(36, 27, 62, 0.12);
  --container: 1200px;
  --header-height: 72px;
  --space-section: 96px;
  --font-main: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 16px);
}

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

img {
  max-width: 100%;
  display: block;
  border: 0;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color .22s ease, opacity .22s ease, background .22s ease, transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: 100%;
}

button {
  cursor: pointer;
  border: 0;
  background: none;
}

ul, ol {
  list-style: none;
}

.container {
  width: min(100%, var(--container));
  margin: 0 auto;
  padding: 0 24px;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid rgba(109, 74, 255, .45);
  outline-offset: 3px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  height: var(--header-height);
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.nav-shell {
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 14px;
  color: #fff;
  font-weight: 800;
  font-size: 15px;
  letter-spacing: -.02em;
  background: var(--gradient-main);
  box-shadow: 0 6px 16px rgba(109, 74, 255, .25);
}

.brand-text {
  color: var(--text-main);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -.01em;
  white-space: nowrap;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 30px;
  margin: 0 auto;
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: var(--header-height);
  color: var(--text-main);
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  border-radius: 4px 4px 0 0;
  background: transparent;
  transition: background .22s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
}

.nav-link.active::after {
  background: var(--gradient-main);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 220px;
  height: 42px;
  padding: 0 15px;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  background: rgba(36, 27, 62, .05);
  transition: background .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.search-box i {
  color: var(--text-muted);
  font-size: 14px;
}

.search-box input {
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--text-main);
  font-size: 14px;
}

.search-box input::placeholder {
  color: var(--text-muted);
}

.search-box:focus-within {
  background: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(109, 74, 255, .12);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 46px;
  padding: 0 22px;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 15px;
  transition: transform .2s ease, box-shadow .2s ease, filter .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
}

.btn-primary {
  color: #fff;
  background: var(--gradient-main);
  box-shadow: 0 10px 22px rgba(109, 74, 255, .22);
}

.btn-primary:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
  box-shadow: 0 14px 28px rgba(109, 74, 255, .3);
}

.btn-primary:active {
  transform: scale(.98);
}

.btn-light {
  color: var(--dark);
  border: 1px solid rgba(36, 27, 62, .08);
  background: #fff;
  box-shadow: 0 8px 20px rgba(36, 27, 62, .08);
}

.btn-light:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(36, 27, 62, .12);
}

.btn-light:active {
  transform: scale(.98);
}

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

.burger {
  display: none;
  position: relative;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(36, 27, 62, .06);
  align-items: center;
  justify-content: center;
}

.burger span,
.burger span::before,
.burger span::after {
  content: "";
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 4px;
  background: var(--text-main);
  position: relative;
  transition: transform .25s ease, opacity .25s ease, top .25s ease;
}

.burger span::before {
  position: absolute;
  top: -6px;
}

.burger span::after {
  position: absolute;
  top: 6px;
}

.site-header.nav-open .burger span {
  background: transparent;
}

.site-header.nav-open .burger span::before {
  transform: rotate(45deg);
  top: 0;
}

.site-header.nav-open .burger span::after {
  transform: rotate(-45deg);
  top: 0;
}

/* Banner */
.cat-banner {
  position: relative;
  padding: 108px 0 86px;
  background:
    radial-gradient(circle at 88% 18%, rgba(158, 92, 242, .12), transparent 34%),
    radial-gradient(circle at 8% 88%, rgba(255, 106, 61, .1), transparent 30%),
    linear-gradient(140deg, rgba(109, 74, 255, .1), rgba(255, 255, 255, .6) 58%, rgba(255, 122, 77, .08));
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.cat-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("/assets/images/backpic/back-3.png");
  background-size: cover;
  background-position: center 42%;
  opacity: .3;
  mix-blend-mode: overlay;
}

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

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
  color: var(--text-muted);
  font-size: 14px;
}

.breadcrumb i {
  font-size: 11px;
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--text-muted);
  font-weight: 500;
}

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

.breadcrumb span {
  color: var(--primary);
  font-weight: 700;
}

.cat-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: rgba(255, 255, 255, .82);
  border: 1px solid rgba(109, 74, 255, .14);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-sm);
  margin-bottom: 18px;
}

.cat-eyebrow i {
  color: var(--accent);
  font-size: 12px;
}

.cat-hero-title {
  font-size: clamp(34px, 4.8vw, 52px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -.03em;
  color: var(--text-main);
  max-width: 840px;
  background: linear-gradient(130deg, var(--dark) 0%, var(--primary) 70%, var(--accent) 120%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cat-hero-title strong {
  color: var(--primary);
}

.cat-lead {
  max-width: 720px;
  margin-top: 22px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-secondary);
}

.banner-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 15px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, .9);
  border: 1px solid rgba(36, 27, 62, .08);
  box-shadow: var(--shadow-sm);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
}

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

/* Sections */
.section {
  padding: var(--space-section) 0;
}

.section-on-white {
  background: #fff;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-head {
  max-width: 760px;
  margin: 0 auto 50px;
  text-align: center;
}

.pill-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 15px;
  background: rgba(109, 74, 255, .08);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  border-radius: var(--radius-pill);
}

.pill-eyebrow i {
  font-size: 12px;
}

.section-title {
  margin-top: 14px;
  font-size: clamp(28px, 3.4vw, 36px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -.02em;
  color: var(--dark);
}

.section-sub {
  margin-top: 14px;
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.8;
}

/* Feature cards */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.feature-card {
  position: relative;
  background: #fff;
  border: 1px solid rgba(36, 27, 62, .07);
  border-radius: var(--radius-lg);
  padding: 28px 24px 30px;
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(109, 74, 255, .2);
  box-shadow: var(--shadow-lg);
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 24px;
  right: 24px;
  height: 3px;
  border-radius: 0 0 6px 6px;
  background: var(--gradient-main);
  opacity: 0;
  transition: opacity .25s ease;
}

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

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  font-size: 20px;
  color: #fff;
  background: var(--gradient-main);
  box-shadow: 0 10px 20px rgba(109, 74, 255, .18);
}

.feature-card h3 {
  margin-top: 20px;
  font-size: 20px;
  font-weight: 800;
  color: var(--dark);
}

.feature-card p {
  margin-top: 10px;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.75;
}

.feature-tag {
  display: inline-flex;
  align-items: center;
  margin-top: 16px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
}

.feature-tag i {
  margin-left: 6px;
  font-size: 12px;
  transition: transform .2s ease;
}

.feature-card:hover .feature-tag i {
  transform: translateX(3px);
}

/* Steps */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.step-card {
  position: relative;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 34px 28px 30px;
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}

.step-card:hover {
  transform: translateY(-4px);
  background: #fff;
  box-shadow: var(--shadow-lg);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  color: #fff;
  font-weight: 800;
  font-size: 18px;
  background: var(--gradient-main);
  box-shadow: 0 8px 18px rgba(109, 74, 255, .2);
}

.step-card h3 {
  margin-top: 18px;
  font-size: 20px;
  font-weight: 800;
  color: var(--dark);
}

.step-card p {
  margin-top: 10px;
  color: var(--text-secondary);
  font-size: 15px;
}

.step-line {
  position: absolute;
  top: 48px;
  right: -10px;
  width: 18px;
  height: 2px;
  background: rgba(109, 74, 255, .28);
}

.steps-grid .step-card:last-child .step-line {
  display: none;
}

/* Split guide visual */
.split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.guide-visual {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  min-height: 340px;
  background: rgba(109, 74, 255, .08);
  box-shadow: var(--shadow-lg);
}

.guide-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 340px;
}

.guide-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(150deg, rgba(36, 27, 62, 0.4), rgba(36, 27, 62, 0.02) 70%);
}

.guide-float-card {
  position: absolute;
  z-index: 2;
  left: 22px;
  right: 22px;
  bottom: 22px;
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(255, 255, 255, .94);
  backdrop-filter: blur(6px);
  border-radius: 18px;
  padding: 16px 18px;
  box-shadow: var(--shadow-sm);
}

.guide-float-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  color: #fff;
  background: var(--gradient-main);
}

.guide-float-card strong {
  color: var(--dark);
  font-size: 15px;
}

.guide-float-card span {
  color: var(--text-secondary);
  font-size: 13px;
}

.guide-copy h2 {
  font-size: 30px;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -.02em;
  color: var(--dark);
}

.guide-copy > p {
  margin-top: 16px;
  color: var(--text-secondary);
}

.guide-list {
  margin-top: 30px;
  display: grid;
  gap: 14px;
}

.guide-list-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: #fff;
  border: 1px solid rgba(36, 27, 62, .08);
  border-radius: 16px;
  padding: 18px 18px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.guide-list-item:hover {
  transform: translateY(-2px);
  border-color: rgba(109, 74, 255, .16);
  box-shadow: var(--shadow-sm);
}

.guide-list-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  border-radius: 13px;
  background: rgba(109, 74, 255, .1);
  color: var(--primary);
  font-size: 17px;
}

.guide-list-content strong {
  display: block;
  color: var(--dark);
  font-size: 16px;
  font-weight: 800;
}

.guide-list-content p {
  margin-top: 2px;
  color: var(--text-secondary);
  font-size: 14px;
}

/* Sibling links */
.sibling-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 28px;
}

.sibling-card {
  position: relative;
  display: flex;
  min-height: 220px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  padding: 34px;
  background: #251B40;
  color: #fff;
  box-shadow: var(--shadow-lg);
  transition: transform .25s ease, box-shadow .25s ease;
}

.sibling-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 36px rgba(36, 27, 62, .2);
}

.sibling-card.secondary {
  background: linear-gradient(135deg, rgba(109, 74, 255, .92), rgba(158, 92, 242, .9));
}

.sibling-card .card-bg-icon {
  position: absolute;
  right: -20px;
  bottom: -30px;
  font-size: 120px;
  opacity: .12;
  transform: rotate(-12deg);
}

.sibling-card h3 {
  font-size: 28px;
  font-weight: 800;
  line-height: 1.3;
}

.sibling-card p {
  margin-top: 12px;
  max-width: 70%;
  color: rgba(255, 255, 255, .8);
}

.sibling-card .link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 22px;
  color: #fff;
  font-weight: 700;
  font-size: 15px;
}

.sibling-card .link-arrow i {
  transition: transform .2s ease;
}

.sibling-card:hover .link-arrow i {
  transform: translateX(5px);
}

/* FAQ */
.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
}

.faq-list {
  display: grid;
  gap: 16px;
}

.faq-item {
  background: #fff;
  border: 1px solid rgba(36, 27, 62, .08);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: border-color .2s ease, box-shadow .2s ease;
}

.faq-item.active {
  border-color: rgba(109, 74, 255, .2);
  box-shadow: var(--shadow-lg);
}

.faq-question {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  padding: 24px 26px;
  text-align: left;
  color: var(--dark);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  border-radius: var(--radius-lg);
  transition: color .2s ease;
}

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

.faq-top-icon {
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  color: var(--primary);
  background: rgba(109, 74, 255, .1);
  font-size: 13px;
  transition: transform .25s ease, background .25s ease, color .25s ease;
}

.faq-item.active .faq-top-icon {
  transform: rotate(45deg);
  color: #fff;
  background: var(--primary);
}

.faq-answer {
  display: none;
  padding: 0 26px 24px;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.8;
}

.faq-item.active .faq-answer {
  display: block;
}

/* Register CTA */
.register-section {
  padding: 96px 0;
  position: relative;
  color: #fff;
  background:
    radial-gradient(circle at 15% 25%, rgba(255, 255, 255, .14), transparent 28%),
    radial-gradient(circle at 95% 75%, rgba(255, 122, 77, .4), transparent 34%),
    linear-gradient(130deg, #241B3E 0%, #4A2E8C 50%, #6D4AFF 100%);
  overflow: hidden;
}

.register-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("/assets/images/backpic/back-2.webp");
  background-size: cover;
  background-position: center;
  opacity: .1;
  mix-blend-mode: soft-light;
}

.register-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.cta-copy h2 {
  font-size: clamp(28px, 3.2vw, 38px);
  font-weight: 800;
  line-height: 1.32;
  background: linear-gradient(120deg, #FFFFFF 0%, #FFD9EC 70%, #FFC49D 115%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cta-copy > p {
  margin-top: 18px;
  color: rgba(255, 255, 255, .82);
  max-width: 470px;
}

.trust-list {
  display: grid;
  gap: 14px;
  margin-top: 32px;
}

.trust-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .12);
  padding: 14px 16px;
  border-radius: 16px;
  font-size: 14px;
  color: rgba(255, 255, 255, .9);
}

.trust-item i {
  margin-top: 4px;
  color: #FFC49D;
}

.form-card {
  background: #fff;
  border-radius: var(--radius-xl);
  box-shadow: 0 24px 50px rgba(0, 0, 0, .2);
  padding: 36px;
  color: var(--text-main);
}

.form-card h3 {
  font-size: 25px;
  color: var(--dark);
  font-weight: 800;
}

.form-card > p {
  margin-top: 8px;
  color: var(--text-secondary);
  font-size: 14px;
}

.form-body {
  margin-top: 28px;
  display: grid;
  gap: 18px;
}

.field label {
  display: block;
  margin-bottom: 7px;
  font-size: 14px;
  font-weight: 700;
  color: var(--dark);
}

.field input,
.field select {
  width: 100%;
  height: 48px;
  border: 1px solid rgba(36, 27, 62, .12);
  border-radius: var(--radius-md);
  background: var(--bg-soft);
  padding: 0 16px;
  color: var(--text-main);
  font-size: 15px;
  transition: background .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.field textarea {
  width: 100%;
  border: 1px solid rgba(36, 27, 62, .12);
  border-radius: var(--radius-md);
  background: var(--bg-soft);
  padding: 14px 16px;
  color: var(--text-main);
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 0;
  background: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(109, 74, 255, .1);
}

.privacy-note {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: var(--text-muted);
  font-size: 12px;
  line-height: 1.6;
}

.privacy-note i {
  margin-top: 3px;
  color: var(--success);
}

.form-submit {
  width: 100%;
  height: 50px;
  border-radius: var(--radius-md);
  color: #fff;
  background: var(--gradient-main);
  font-size: 16px;
  font-weight: 800;
  box-shadow: 0 12px 24px rgba(109, 74, 255, .24);
}

/* Footer */
.site-footer {
  background: var(--dark);
  color: rgba(255, 255, 255, .7);
  padding: 72px 0 28px;
}

.site-footer .container {
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 56px;
  padding-bottom: 42px;
}

.footer-brand .brand-text {
  color: #fff;
}

.footer-brand .brand-mark {
  box-shadow: 0 8px 18px rgba(0, 0, 0, .28);
}

.footer-brand p {
  max-width: 340px;
  margin-top: 18px;
  color: rgba(255, 255, 255, .68);
  font-size: 14px;
  line-height: 1.8;
}

.footer-col-title {
  color: #fff;
  font-size: 16px;
  font-weight: 800;
  margin-bottom: 18px;
}

.footer-links,
.footer-contact {
  display: grid;
  gap: 11px;
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: rgba(255, 255, 255, .7);
  font-size: 14px;
}

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

.footer-links a:hover {
  color: #fff;
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: rgba(255, 255, 255, .7);
  font-size: 14px;
}

.footer-contact i {
  margin-top: 3px;
  color: var(--accent-light);
  font-size: 14px;
  width: 18px;
  text-align: center;
}

.footer-note {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding-top: 24px;
  font-size: 13px;
  color: rgba(255, 255, 255, .5);
}

.footer-note a {
  color: rgba(255, 255, 255, .55);
  font-size: 13px;
}

.footer-note a:hover {
  color: #fff;
}

/* Responsive */
@media (max-width: 1100px) {
  .search-box {
    width: 172px;
  }
  .intro-grid.feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .nav-link {
    gap: 20px;
  }
}

@media (max-width: 960px) {
  :root {
    --space-section: 80px;
  }

  .search-box {
    display: none;
  }

  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 18px 34px rgba(36, 27, 62, .12);
    padding: 14px 24px 22px;
    margin: 0;
  }

  .site-header.nav-open .main-nav {
    display: flex;
  }

  .nav-link {
    min-height: 48px;
    padding: 0 4px;
    border-bottom: 1px solid rgba(36, 27, 62, .06);
  }

  .nav-link::after {
    display: none;
  }

  .nav-link.active {
    color: var(--primary);
  }

  .nav-cta-desktop,
  .nav-cta {
    display: none !important;
  }

  .nav-cta-mobile {
    display: inline-flex;
    justify-content: center;
    margin-top: 14px;
    color: #fff;
    background: var(--gradient-main);
    height: 48px;
    border-radius: var(--radius-md);
    font-weight: 800;
  }

  .burger {
    display: inline-flex;
  }

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

  .split-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .guide-visual {
    min-height: 300px;
  }

  .sibling-grid,
  .register-inner {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .sibling-card p {
    max-width: 100%;
  }

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

@media (max-width: 640px) {
  :root {
    --space-section: 60px;
  }

  .container {
    padding: 0 18px;
  }

  .brand-text {
    font-size: 16px;
  }

  .brand-mark {
    width: 36px;
    height: 36px;
    border-radius: 12px;
    font-size: 14px;
  }

  .cat-banner {
    padding: 70px 0 60px;
  }

  .cat-hero-title {
    font-size: 31px;
    line-height: 1.25;
  }

  .banner-chips {
    flex-direction: column;
    align-items: flex-start;
  }

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

  .section-head {
    margin-bottom: 34px;
  }

  .section-title {
    font-size: 27px;
  }

  .form-card {
    padding: 28px 20px;
    border-radius: 20px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
    padding-bottom: 34px;
  }

  .footer-note {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}

/* roulang page: category3 */
:root{
  --primary:#6D4AFF;
  --primary-light:#9E5CF2;
  --orange:#FF6A3D;
  --deep:#241B3E;
  --bg:#F7F6F2;
  --card:#fff;
  --text:#221D36;
  --sub:#675E7D;
  --muted:#9B94AE;
  --line:rgba(36,27,62,.10);
  --gradient:130deg,#6D4AFF 0%,#9E5CF2 48%,#FF7A4D 100%;
  --success:#12B886;
  --warning:#FFC94D;
  --shadow:0 6px 20px rgba(36,27,62,.07);
  --shadow-hover:0 14px 32px rgba(36,27,62,.12);
  --r-card:20px;
  --r-pic:24px;
  --r-btn:12px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text);line-height:1.75;font-size:15px;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font:inherit;border:0;cursor:pointer;background:none}
input,select,textarea{font:inherit}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto}
.site-header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 2px 16px rgba(36,27,62,.04)}
.nav-shell{height:72px;display:flex;align-items:center;gap:24px;flex-wrap:nowrap}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;border-radius:14px;background:linear-gradient(var(--gradient));color:#fff;font-weight:800;font-size:18px;letter-spacing:.5px;box-shadow:var(--shadow)}
.brand-text{font-size:20px;font-weight:800;color:var(--deep);white-space:nowrap;letter-spacing:.5px}
.main-nav{display:flex;align-items:center;gap:6px;flex:1}
.main-nav .nav-link{position:relative;display:inline-flex;align-items:center;height:72px;padding:0 16px;color:var(--sub);font-weight:500;border-radius:12px;transition:color .2s,background .2s}
.main-nav .nav-link:hover{color:var(--primary);background:rgba(109,74,255,.06)}
.main-nav .nav-link.active{color:var(--primary);font-weight:700}
.main-nav .nav-link.active::after{content:"";position:absolute;left:16px;right:16px;bottom:10px;height:3px;border-radius:99px;background:linear-gradient(var(--gradient))}
.nav-actions{display:flex;align-items:center;gap:12px}
.search-box{display:flex;align-items:center;gap:8px;width:210px;height:42px;padding:0 14px;background:var(--bg);border:1px solid var(--line);border-radius:999px;color:var(--muted);transition:border-color .2s,box-shadow .2s}
.search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(109,74,255,.14);background:#fff}
.search-box input{border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--text)}
.search-box i{font-size:14px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r-btn);font-weight:700;transition:transform .2s,box-shadow .2s,filter .2s,background .2s;white-space:nowrap}
.btn-primary{height:44px;padding:0 22px;background:linear-gradient(var(--gradient));color:#fff;box-shadow:0 8px 20px rgba(109,74,255,.28)}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 12px 26px rgba(109,74,255,.35)}
.btn-primary:active{transform:scale(.98)}
.btn-light{height:44px;padding:0 22px;background:#fff;color:var(--deep);box-shadow:var(--shadow)}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.btn-line{height:44px;padding:0 22px;background:transparent;border:1.5px solid rgba(255,255,255,.5);color:#fff}
.btn-line:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}
.btn-dark{height:44px;padding:0 22px;background:var(--deep);color:#fff}
.btn-dark:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.nav-cta{height:42px;padding:0 18px;font-size:14px;border-radius:12px}
.nav-cta-mobile{display:none}
.burger{display:none;width:44px;height:44px;align-items:center;justify-content:center;border-radius:12px;border:1px solid var(--line);position:relative}
.burger span{width:20px;height:2px;background:var(--deep);border-radius:2px;position:relative;transition:transform .2s;display:block}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:var(--deep);border-radius:2px;transition:transform .2s}
.burger span::before{top:-6px}
.burger span::after{top:6px}
.burger.open span{background:transparent}
.burger.open span::before{top:0;transform:rotate(45deg);background:var(--primary)}
.burger.open span::after{top:0;transform:rotate(-45deg);background:var(--primary)}

.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);padding:20px 0 0}
.breadcrumb a{color:var(--sub);transition:color .2s}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb i{font-size:11px;color:var(--muted)}

.category-banner{position:relative;border-radius:28px;margin-top:24px;padding:68px 56px;color:#fff;overflow:hidden;background:linear-gradient(130deg,rgba(36,27,62,.94),rgba(109,74,255,.78)),url('/assets/images/backpic/back-1.webp') center/cover no-repeat}
.category-banner .banner-orb{position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(255,122,77,.4),transparent 70%)}
.category-banner .banner-orb.orb2{right:80px;bottom:-120px;top:auto;width:200px;height:200px;opacity:.6}
.banner-content{position:relative;z-index:2;max-width:760px}
.banner-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.14);padding:6px 14px;border:1px solid rgba(255,255,255,.22);border-radius:999px;font-size:13px;letter-spacing:.4px;margin-bottom:20px;backdrop-filter:blur(6px)}
.banner-badge i{color:var(--warning)}
.category-banner h1{font-size:44px;line-height:1.25;font-weight:800;letter-spacing:.5px;margin-bottom:16px}
.category-banner h1 span{background:linear-gradient(120deg,#fff, rgba(255,255,255,.65));-webkit-background-clip:text;background-clip:text;color:transparent}
.category-banner p.lead{font-size:16px;line-height:1.9;color:rgba(255,255,255,.86);max-width:680px;margin-bottom:28px}
.banner-stats{display:flex;flex-wrap:wrap;gap:16px;margin-top:34px}
.stat-chip{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:16px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.16);min-width:150px}
.stat-chip .stat-num{font-size:24px;font-weight:800;font-feature-settings:"tnum";color:#fff}
.stat-chip .stat-desc{font-size:13px;color:rgba(255,255,255,.75);display:flex;flex-direction:column;line-height:1.4}

.section-block{padding:88px 0 0}
.section-head{margin-bottom:36px;max-width:720px}
.eyebrow{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--primary);letter-spacing:1px;margin-bottom:12px}
.eyebrow i{font-size:14px}
.section-head h2{font-size:32px;font-weight:800;line-height:1.35;color:var(--deep)}
.section-head .section-sub{margin-top:12px;color:var(--sub);font-size:15px}
.section-head.center{max-width:none;text-align:center}
.section-head.center h2{display:flex;justify-content:center;align-items:center;gap:12px}

.feature-panel{display:flex;align-items:center;gap:64px;background:#fff;border-radius:var(--r-pic);box-shadow:var(--shadow);overflow:hidden}
.feature-media{flex:0 0 520px;min-height:340px;position:relative;border-radius:24px 0 0 24px;overflow:hidden}
.feature-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.feature-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(36,27,62,.24))}
.feature-content{padding:44px 42px 44px 0;max-width:460px}
.feature-content h3{font-size:24px;font-weight:700;line-height:1.5;margin-bottom:18px;color:var(--deep)}
.feature-content p{color:var(--sub);font-size:15px;margin-bottom:24px}
.feature-list{display:flex;flex-direction:column;gap:14px}
.feature-list li{display:flex;gap:12px;align-items:flex-start;color:var(--text)}
.feature-list i{color:var(--success);font-size:18px;margin-top:4px;flex-shrink:0}

.rank-card-wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.tier-card{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:24px;padding:30px 28px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s,border-color .3s;overflow:hidden}
.tier-card::before{content:"";display:block;height:6px;position:absolute;top:0;left:0;right:0;border-radius:24px 24px 0 0;background:linear-gradient(var(--gradient));opacity:0}
.tier-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-color:rgba(109,74,255,.2)}
.tier-card.featured{border:2px solid rgba(109,74,255,.35);transform:translateY(-10px);box-shadow:0 18px 44px rgba(109,74,255,.18)}
.tier-card.featured::before{opacity:1}
.tier-card.featured:hover{transform:translateY(-12px)}
.tier-tag{display:inline-flex;padding:5px 12px;border-radius:999px;background:rgba(109,74,255,.08);color:var(--primary);font-size:12px;font-weight:700;margin-bottom:16px;align-self:flex-start}
.tier-card.featured .tier-tag{background:linear-gradient(var(--gradient));color:#fff}
.tier-name{font-size:24px;font-weight:800;color:var(--text);margin-bottom:6px;letter-spacing:.3px}
.tier-sub{font-size:14px;color:var(--muted);margin-bottom:20px;line-height:1.7}
.tier-line{height:1px;background:var(--line);margin-bottom:22px}
.tier-features{display:flex;flex-direction:column;gap:14px;margin-bottom:24px;flex:1}
.tier-features li{display:flex;gap:10px;font-size:14px;color:var(--text);line-height:1.7}
.tier-features li i{margin-top:4px;font-size:15px;color:var(--success)}
.tier-card .btn{width:100%}

.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.service-item{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px 22px;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s,border-color .25s;position:relative;overflow:hidden}
.service-item::after{content:"J9";position:absolute;right:-12px;bottom:-20px;font-size:64px;font-weight:800;color:rgba(109,74,255,.05);pointer-events:none}
.service-item:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(255,106,61,.2)}
.service-icon{width:52px;height:52px;display:flex;align-items:center;justify-content:center;border-radius:16px;background:linear-gradient(135deg,rgba(109,74,255,.12),rgba(255,106,61,.12));color:var(--primary);font-size:22px;margin-bottom:16px}
.service-item h3{font-size:18px;font-weight:700;color:var(--deep);margin-bottom:8px}
.service-item p{font-size:14px;color:var(--sub);line-height:1.8}

.steps-wrap{background:var(--deep);border-radius:32px;padding:54px;color:#fff;position:relative;overflow:hidden}
.steps-wrap::before{content:"";position:absolute;width:360px;height:360px;right:-100px;top:-120px;border-radius:50%;background:radial-gradient(circle,rgba(255,122,77,.18),transparent 70%)}
.steps-wrap::after{content:"";position:absolute;width:260px;height:260px;left:-60px;bottom:-140px;border-radius:50%;background:radial-gradient(circle,rgba(109,74,255,.4),transparent 70%)}
.steps-head{position:relative;z-index:1;margin-bottom:52px;display:flex;align-items:flex-end;justify-content:space-between;gap:20px}
.steps-head .eyebrow{color:rgba(255,255,255,.75)}
.steps-head .eyebrow i{color:var(--warning)}
.steps-head h2{color:#fff;font-size:32px}
.steps-grid{position:relative;z-index:1;display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.step-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:22px;padding:24px 22px;backdrop-filter:blur(6px)}
.step-num{font-size:14px;color:var(--warning);letter-spacing:2px;font-weight:700;display:block;margin-bottom:12px}
.step-card h3{font-size:18px;font-weight:700;color:#fff;margin-bottom:10px}
.step-card p{font-size:14px;color:rgba(255,255,255,.72)}
.step-icon{width:40px;height:40px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:18px;color:#fff;background:rgba(255,255,255,.12);margin-bottom:14px}

.notice-personal{display:flex;flex-wrap:wrap;gap:18px;justify-content:space-between;align-items:center;background:#fff;border:1px solid var(--line);border-left:5px solid var(--primary);border-radius:20px;box-shadow:var(--shadow);padding:24px 28px;margin-top:28px}
.notice-personal .np-info{display:flex;align-items:center;gap:12px}
.notice-personal i{font-size:22px;color:var(--primary)}
.notice-personal strong{font-size:16px;display:block;color:var(--text)}
.notice-personal span,.notice-personal small{font-size:13px;color:var(--sub)}
.notice-personal a.btn{height:40px;padding:0 20px;font-size:14px}

.recommend-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.recommend-card{position:relative;border-radius:24px;overflow:hidden;min-height:260px;display:flex;align-items:flex-end;padding:28px;color:#fff;background-size:cover;background-position:center;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s}
.recommend-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.recommend-card::before{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(36,27,62,.04),rgba(36,27,62,.82))}
.recommend-card .rc-content{position:relative;z-index:1}
.recommend-card .rc-cat{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.18);padding:4px 12px;border-radius:999px;font-size:12px;margin-bottom:10px}
.recommend-card h3{font-size:22px;font-weight:800;margin-bottom:6px}
.recommend-card p{font-size:14px;color:rgba(255,255,255,.82);line-height:1.8}

.faq-wrap{display:flex;flex-direction:column;gap:14px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);overflow:hidden}
.faq-item summary{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:22px 24px;font-size:16px;font-weight:700;color:var(--text);cursor:pointer;list-style:none;transition:color .2s}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;width:30px;height:30px;display:flex;align-items:center;justify-content:center;background:rgba(109,74,255,.06);color:var(--primary);border-radius:10px;font-size:14px;transition:transform .25s,color .25s,background .25s;flex-shrink:0}
.faq-item[open] summary{color:var(--primary)}
.faq-item[open] summary::after{transform:rotate(45deg);background:var(--primary);color:#fff}
.faq-answer{padding:0 26px 24px;font-size:14px;color:var(--sub);line-height:1.9;border-top:1px solid var(--line);margin-top:-6px;padding-top:20px}
.faq-answer a{color:var(--primary);font-weight:600;transition:color .2s;text-decoration:underline;text-underline-offset:2px}

.cta-region{margin-top:96px;position:relative;border-radius:36px;background:linear-gradient(140deg,#241B3E 0%,#3B2A66 58%,#6D4AFF 100%);color:#fff;padding:60px 68px;overflow:hidden}
.cta-region::before{content:"9J";position:absolute;right:-30px;bottom:-70px;font-size:220px;font-weight:800;color:rgba(255,255,255,.04)}
.cta-region::after{content:"";position:absolute;width:420px;height:420px;left:-160px;top:-180px;border-radius:50%;background:radial-gradient(circle,rgba(255,122,77,.22),transparent 70%)}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.cta-copy h2{font-size:34px;line-height:1.4;font-weight:800;margin-bottom:18px}
.cta-copy h2 span{color:var(--warning)}
.cta-copy p{font-size:15px;color:rgba(255,255,255,.82);line-height:1.9;margin-bottom:28px}
.cta-contact{display:flex;flex-direction:column;gap:14px}
.cta-contact-item{display:flex;gap:12px;align-items:center;color:rgba(255,255,255,.85);font-size:14px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:12px 16px}
.cta-contact-item i{color:var(--warning);font-size:18px;width:20px;text-align:center}
.cta-form-card{background:#fff;border-radius:28px;padding:34px 32px;color:var(--text);box-shadow:0 30px 60px rgba(36,27,62,.25)}
.cta-form-card h3{font-size:22px;font-weight:800;color:var(--deep);margin-bottom:4px}
.cta-form-card .form-tip{font-size:13px;color:var(--muted);margin-bottom:22px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:13px;color:var(--sub);font-weight:600;margin-bottom:8px}
.form-control{width:100%;height:48px;border-radius:14px;border:1px solid var(--line);background:var(--bg);padding:0 14px;color:var(--text);outline:none;transition:border-color .2s,box-shadow .2s,background .2s}
.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(109,74,255,.12);background:#fff}
select.form-control{appearance:none;background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23675E7D' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;padding-right:36px}
.cta-form-card .btn{width:100%;height:50px;font-size:15px}
.form-success{display:block;margin-top:12px;text-align:center;background:rgba(18,184,134,.1);color:var(--success);border-radius:12px;padding:10px;font-size:14px;display:none}
.form-privacy{font-size:12px;color:var(--muted);text-align:center;margin-top:14px;line-height:1.7;display:flex;align-items:center;justify-content:center;gap:6px}

.site-footer{background:var(--deep);color:rgba(255,255,255,.68);margin-top:96px;padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:48px;margin-bottom:44px}
.footer-brand .brand-text{color:#fff}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.9;max-width:380px}
.footer-col-title{color:#fff;font-size:16px;font-weight:700;margin-bottom:20px}
.footer-links li,.footer-contact li{display:flex;gap:8px;align-items:center;margin-bottom:12px}
.footer-links a{color:rgba(255,255,255,.65);font-size:14px;transition:color .2s,padding-left .2s}
.footer-links a:hover{color:#fff;padding-left:4px}
.footer-links a i,.footer-contact i{font-size:12px;color:var(--primary-light);width:14px;text-align:center}
.footer-contact li{font-size:14px}
.footer-note{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:13px;color:rgba(255,255,255,.5)}
.footer-note a{color:rgba(255,255,255,.7);margin-left:8px}
.footer-note a:hover{color:#fff}

@media (max-width:1024px){
  .main-nav{position:fixed;left:24px;right:24px;top:72px;flex-direction:column;align-items:stretch;background:#fff;border-radius:0 0 20px 20px;box-shadow:0 20px 44px rgba(36,27,62,.18);padding:12px 16px 20px;transform:translateY(-16px);visibility:hidden;opacity:0;pointer-events:none;transition:transform .25s,opacity .25s,visibility .25s;z-index:99}
  .main-nav.open{transform:translateY(0);visibility:visible;opacity:1;pointer-events:auto}
  .main-nav .nav-link{height:48px;justify-content:flex-start;padding:0 14px;border-radius:12px}
  .main-nav .nav-link.active::after{left:14px;right:auto;width:30px;bottom:10px}
  .nav-cta-mobile{display:inline-flex;height:44px;align-items:center;justify-content:center;background:linear-gradient(var(--gradient));color:#fff;border-radius:12px;margin-top:8px;padding:0 16px;font-weight:700}
  .burger{display:inline-flex}
  .nav-actions .search-box{width:170px}
  .tier-card.featured,.tier-card:hover,.tier-card.featured:hover{transform:none}
}
@media (max-width:991px){
  .feature-panel{flex-direction:column}
  .feature-media{flex:none;width:100%;height:320px;position:relative;border-radius:24px 24px 0 0}
  .feature-content{max-width:100%;padding:30px 32px 32px}
  .recommend-grid,.rank-card-wrap,.service-grid{grid-template-columns:repeat(2,1fr)}
  .steps-grid{grid-template-columns:repeat(2,1fr)}
  .cta-inner{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1/-1}
  .category-banner{padding:52px 36px}
  .category-banner h1{font-size:34px}
}
@media (max-width:768px){
  .section-block{padding:56px 0 0}
  .category-banner{margin-top:16px;padding:38px 22px;border-radius:20px}
  .category-banner h1{font-size:28px}
  .category-banner p.lead{font-size:15px}
  .banner-stats{flex-direction:column}
  .stat-chip{width:100%}
  .cta-region{margin-top:56px;padding:40px 20px;border-radius:24px}
  .cta-copy h2{font-size:26px}
  .form-row{grid-template-columns:1fr}
  .steps-wrap{padding:36px 20px;border-radius:24px}
  .steps-grid,.rank-card-wrap,.service-grid,.recommend-grid{grid-template-columns:1fr}
  .steps-head{flex-direction:column;align-items:flex-start}
  .cta-inner{gap:32px}
  .cta-form-card{padding:24px 18px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-note{flex-direction:column}
  .nav-actions .search-box{display:none}
  .nav-actions .btn.nav-cta{display:none}
  .nav-shell{gap:10px}
  .brand-text{font-size:17px}
  .brand-mark{width:36px;height:36px;font-size:16px}
}
@media (max-width:480px){
  .container{padding-left:16px;padding-right:16px}
  .category-banner{padding:30px 18px}
  .category-banner h1{font-size:24px}
  .banner-content{padding:0}
  .section-head h2{font-size:24px}
  .feature-content{padding:24px 18px 28px}
  .service-item{padding:20px 16px}
  .recommend-card{padding:22px 18px}
  .ad,.notice-personal{padding:18px 14px}
  .cta-region{padding:32px 16px}
}

/* roulang page: category2 */
:root {
  --primary: #6D4AFF;
  --primary-soft: #9E5CF2;
  --accent: #FF6A3D;
  --gradient: linear-gradient(130deg, #6D4AFF 0%, #9E5CF2 48%, #FF7A4D 100%);
  --dark: #241B3E;
  --bg: #F7F6F2;
  --card: #FFFFFF;
  --text: #221D36;
  --muted: #675E7D;
  --muted-light: #9B94AE;
  --border: rgba(36, 27, 62, 0.10);
  --success: #12B886;
  --warning: #FFC94D;
  --radius: 20px;
  --radius-lg: 24px;
  --radius-sm: 12px;
  --shadow: 0 6px 20px rgba(36, 27, 62, 0.07);
  --shadow-hover: 0 14px 32px rgba(36, 27, 62, 0.12);
  --header-height: 72px;
  --container: 1200px;
  --space-section: 96px;
  --font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

body,
h1,
h2,
h3,
h4,
p,
ul,
li {
  margin: 0;
  padding: 0;
}

ul,
ol {
  list-style: none;
}

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

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

button,
input,
select,
summary {
  font-family: inherit;
  font-size: inherit;
}

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

.section {
  padding: var(--space-section) 0;
}

.section-white {
  background: #FFFFFF;
}

.section-head {
  max-width: 780px;
  margin-bottom: 48px;
}

.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: 999px;
  background: rgba(109, 74, 255, 0.08);
  color: var(--primary);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.section-eyebrow i {
  font-size: 13px;
}

.section-title {
  margin-top: 16px;
  font-size: 32px;
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.section-desc {
  margin-top: 14px;
  font-size: 16px;
  color: var(--muted);
  max-width: 700px;
}

.section-head.center .section-desc {
  margin-left: auto;
  margin-right: auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-radius: var(--radius-sm);
  height: 48px;
  padding: 0 22px;
  font-weight: 700;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .22s ease, box-shadow .22s ease, background-color .22s ease, color .22s ease, filter .22s ease;
}

.btn i {
  font-size: 14px;
  transition: transform .22s ease;
}

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

.btn-primary {
  background: var(--gradient);
  color: #FFFFFF;
  box-shadow: 0 8px 22px rgba(109, 74, 255, 0.28);
}

.btn-primary:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
  box-shadow: 0 14px 30px rgba(109, 74, 255, 0.34);
}

.btn-light {
  background: #FFFFFF;
  color: var(--dark);
  box-shadow: 0 8px 20px rgba(36, 27, 62, 0.10);
}

.btn-light:hover {
  transform: translateY(-2px);
  background: #F4F1FF;
  box-shadow: 0 14px 30px rgba(36, 27, 62, 0.14);
}

.btn-ghost-light {
  background: rgba(255, 255, 255, 0.12);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.40);
}

.btn-ghost-light:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.22);
}

.btn-block-mobile {
  width: fit-content;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.nav-shell {
  position: relative;
  display: flex;
  align-items: center;
  height: var(--header-height);
  gap: 26px;
}

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

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 14px;
  background: var(--gradient);
  color: #FFFFFF;
  font-weight: 800;
  font-size: 16px;
  box-shadow: 0 8px 18px rgba(109, 74, 255, 0.22);
  font-feature-settings: "tnum";
}

.brand-text {
  font-size: 19px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
  white-space: nowrap;
}

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

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 15px;
  font-weight: 600;
  padding: 10px 14px;
  border-radius: 10px;
  transition: color .2s ease, background-color .2s ease;
}

.nav-link i {
  margin-right: 5px;
  font-size: 13px;
}

.nav-link:hover {
  color: var(--primary);
  background: rgba(109, 74, 255, 0.05);
}

.nav-link.active {
  color: var(--primary);
  font-weight: 700;
}

.nav-link.active::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 2px;
  height: 3px;
  border-radius: 999px;
  background: var(--gradient);
}

.nav-cta-mobile {
  display: none;
  margin-top: 16px;
  width: 100%;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 46px;
  background: var(--gradient);
  color: #FFFFFF;
  font-weight: 700;
  border-radius: var(--radius-sm);
}

.nav-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 14px;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #F0EEF5;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0 16px;
  width: 220px;
  height: 40px;
  transition: border-color .2s ease, background-color .2s ease, box-shadow .2s ease;
}

.search-box i {
  color: var(--muted);
  font-size: 13px;
}

.search-box input {
  width: 100%;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--text);
  font-size: 14px;
}

.search-box input::placeholder {
  color: var(--muted-light);
}

.search-box:focus-within {
  background: #FFFFFF;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(109, 74, 255, 0.12);
}

.nav-cta {
  height: 40px;
  padding: 0 18px;
  box-shadow: 0 6px 18px rgba(109, 74, 255, 0.22);
}

.burger {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  position: relative;
  cursor: pointer;
}

.burger span,
.burger span::before,
.burger span::after {
  content: "";
  position: absolute;
  left: 11px;
  width: 22px;
  height: 2px;
  border-radius: 4px;
  background: var(--text);
  transition: transform .25s ease, opacity .25s ease, top .25s ease;
}

.burger span {
  top: 21px;
}

.burger span::before {
  top: -7px;
}

.burger span::after {
  top: 7px;
}

.burger.open span {
  background: transparent;
}

.burger.open span::before {
  top: 0;
  transform: rotate(45deg);
  background: var(--primary);
}

.burger.open span::after {
  top: 0;
  transform: rotate(-45deg);
  background: var(--primary);
}

.category-hero {
  position: relative;
  color: #FFFFFF;
  padding: 96px 0 88px;
  background:
    linear-gradient(132deg, rgba(36, 27, 62, 0.92) 0%, rgba(109, 74, 255, 0.78) 46%, rgba(255, 106, 61, 0.62) 100%),
    url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
}

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

.hero-breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.80);
  margin-bottom: 26px;
}

.hero-breadcrumb a {
  opacity: 0.9;
  transition: opacity .2s ease;
}

.hero-breadcrumb a:hover {
  opacity: 1;
  text-decoration: underline;
}

.hero-breadcrumb i {
  font-size: 11px;
  opacity: 0.55;
}

.category-hero h1 {
  font-size: 44px;
  font-weight: 800;
  line-height: 1.22;
  max-width: 820px;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.category-hero .hero-subtitle {
  max-width: 720px;
  font-size: 17px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.92);
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 36px;
}

.hero-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #FFFFFF;
  font-size: 14px;
  font-weight: 500;
  backdrop-filter: blur(6px);
}

.hero-chip i {
  color: #FFFFFF;
  font-size: 13px;
}

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

.type-card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 26px 26px;
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.type-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: var(--gradient);
  opacity: 0;
  transition: opacity .25s ease;
}

.type-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(109, 74, 255, 0.22);
}

.type-card:hover::after {
  opacity: 1;
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: rgba(109, 74, 255, 0.10);
  color: var(--primary);
  font-size: 22px;
  margin-bottom: 20px;
}

.card-icon.coral {
  background: rgba(255, 106, 61, 0.10);
  color: var(--accent);
}

.type-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.type-card p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.tag-pill {
  padding: 5px 12px;
  border-radius: 999px;
  background: #F2F0F7;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.feature-split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 52px;
  align-items: center;
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 44px;
  box-shadow: var(--shadow);
}

.feature-media {
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}

.feature-media img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.feature-media:hover img {
  transform: scale(1.02);
}

.feature-content {
  padding: 8px 0;
}

.feature-content .section-eyebrow {
  margin-bottom: 6px;
}

.feature-content h2 {
  font-size: 30px;
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 16px 0 14px;
}

.feature-content > p {
  color: var(--muted);
  margin-bottom: 22px;
}

.feature-list {
  display: grid;
  gap: 14px;
  margin: 20px 0 8px;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.feature-list i {
  width: 20px;
  height: 20px;
  margin-top: 5px;
  color: var(--primary);
  font-size: 16px;
  flex-shrink: 0;
}

.feature-list strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 2px;
}

.feature-list span {
  display: block;
  color: var(--muted);
  font-size: 14px;
}

.note-box {
  margin-top: 20px;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  background: #FAF7FF;
  border-left: 4px solid var(--primary);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.note-box strong {
  color: var(--text);
}

.process-section {
  background:
    linear-gradient(132deg, #241B3E 0%, #33235C 48%, #4A2C70 100%),
    url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
  color: #FFFFFF;
}

.process-section .section-title {
  color: #FFFFFF;
}

.process-section .section-desc {
  color: rgba(255, 255, 255, 0.74);
}

.step-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 44px;
}

.step-card {
  position: relative;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  padding: 26px 22px;
  backdrop-filter: blur(8px);
  transition: transform .25s ease, background-color .25s ease;
}

.step-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.12);
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-bottom: 18px;
  border-radius: 12px;
  background: var(--gradient);
  color: #FFFFFF;
  font-weight: 800;
  font-size: 15px;
}

.step-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  color: #FFFFFF;
}

.step-card p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.7;
}

.other-links-section {
  background: #EDEBF2;
}

.other-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.other-card {
  display: block;
  height: 100%;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 28px;
  box-shadow: var(--shadow);
  transition: transform .24s ease, box-shadow .24s ease;
}

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

.other-card .card-icon {
  margin-bottom: 18px;
  width: 48px;
  height: 48px;
  border-radius: 14px;
}

.other-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}

.other-card p {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 18px;
}

.other-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-weight: 700;
  font-size: 15px;
}

.other-more i {
  transition: transform .2s ease;
}

.other-card:hover .other-more i {
  transform: translateX(4px);
}

.faq-section {
  background: var(--bg);
}

.faq-list {
  max-width: 920px;
  margin: 0 auto;
  display: grid;
  gap: 14px;
}

.faq-item {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: box-shadow .2s ease;
}

.faq-item[open] {
  box-shadow: var(--shadow-hover);
}

.faq-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 24px;
  cursor: pointer;
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  list-style: none;
  transition: color .2s ease;
}

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

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

.faq-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(109, 74, 255, 0.08);
  color: var(--primary);
  flex-shrink: 0;
  transition: transform .25s ease, color .25s ease;
}

.faq-item[open] .faq-icon {
  transform: rotate(180deg);
  color: #FFFFFF;
  background: var(--primary);
}

.faq-answer {
  padding: 0 24px 22px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
  max-width: 860px;
}

.faq-answer p {
  margin-bottom: 8px;
}

.cta-section {
  position: relative;
  overflow: hidden;
  background: linear-gradient(132deg, #241B3E 0%, #32255F 44%, #523174 100%);
  color: #FFFFFF;
  padding: 90px 0;
}

.cta-section::before {
  content: "";
  position: absolute;
  right: -160px;
  top: -160px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: rgba(109, 74, 255, 0.35);
  filter: blur(10px);
}

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

.cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.cta-info {
  padding-right: 20px;
}

.cta-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
  color: #D9CFFF;
  margin-bottom: 16px;
}

.cta-info h2 {
  font-size: 32px;
  line-height: 1.3;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.cta-info > p {
  color: rgba(255, 255, 255, 0.76);
  margin-bottom: 26px;
}

.cta-trust {
  display: grid;
  gap: 12px;
}

.cta-trust li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.82);
}

.cta-trust i {
  color: #D9CFFF;
  margin-top: 5px;
}

.form-card {
  background: #FFFFFF;
  color: var(--text);
  border-radius: 24px;
  padding: 34px;
  box-shadow: 0 20px 60px rgba(20, 12, 40, 0.32);
}

.form-card h3 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 8px;
}

.form-card .form-subtext {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 7px;
  color: var(--text);
}

.form-group input,
.form-group select {
  width: 100%;
  height: 48px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: #F6F4F8;
  padding: 0 16px;
  outline: none;
  font-size: 15px;
  color: var(--text);
  transition: border-color .2s ease, background-color .2s ease, box-shadow .2s ease;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--primary);
  background: #FFFFFF;
  box-shadow: 0 0 0 4px rgba(109, 74, 255, 0.12);
}

.form-submit-row {
  margin-top: 22px;
}

.submit-success {
  margin-top: 14px;
  padding: 10px 14px;
  border-radius: 10px;
  background: rgba(18, 184, 134, 0.10);
  color: #0A8B62;
  font-size: 14px;
  font-weight: 700;
  display: none;
}

.form-privacy {
  margin-top: 12px;
  font-size: 13px;
  color: var(--muted-light);
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.form-privacy i {
  margin-top: 4px;
  color: var(--primary);
}

.site-footer {
  background: #241B3E;
  color: rgba(255, 255, 255, 0.68);
  padding: 64px 0 0;
}

.site-footer .brand-text {
  color: #FFFFFF;
}

.site-footer .footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 0.8fr 1.1fr;
  gap: 48px;
  padding-bottom: 44px;
}

.footer-brand p {
  margin-top: 18px;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.56);
  max-width: 380px;
}

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

.footer-links,
.footer-contact {
  display: grid;
  gap: 10px;
}

.footer-links a,
.footer-contact li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.62);
  transition: color .2s ease, transform .2s ease;
}

.footer-links a i,
.footer-contact i {
  font-size: 12px;
  width: 15px;
  color: rgba(255, 255, 255, 0.42);
}

.footer-links a:hover {
  color: #FFFFFF;
  transform: translateX(3px);
}

.footer-contact li {
  line-height: 1.6;
  align-items: flex-start;
}

.footer-contact i {
  margin-top: 4px;
}

.footer-note {
  border-top: 1px solid rgba(255, 255, 255, 0.10);
  padding: 20px 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.46);
}

.footer-note a {
  margin-left: 18px;
  color: rgba(255, 255, 255, 0.60);
  transition: color .2s ease;
}

.footer-note a:hover {
  color: #FFFFFF;
}

:where(a, button, input, select, summary):focus-visible {
  outline: 3px solid rgba(109, 74, 255, 0.55);
  outline-offset: 2px;
  border-radius: 8px;
}

@media (max-width: 1024px) {
  .main-nav {
    gap: 2px;
  }

  .nav-link {
    padding: 9px 10px;
    font-size: 14px;
  }

  .brand-text {
    font-size: 17px;
  }

  .search-box {
    width: 170px;
  }

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

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

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

@media (max-width: 880px) {
  :root {
    --space-section: 72px;
  }

  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 10px 20px 24px;
    background: #FFFFFF;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 18px 30px rgba(36, 27, 62, 0.10);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity .22s ease, transform .22s ease, visibility .22s ease;
    max-height: calc(100vh - 72px);
    overflow-y: auto;
  }

  .main-nav.open {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .nav-link {
    width: 100%;
    height: 46px;
    align-items: center;
    justify-content: flex-start;
    font-size: 15px;
    border-radius: 10px;
  }

  .nav-link.active::after {
    display: none;
  }

  .nav-link.active {
    background: rgba(109, 74, 255, 0.08);
  }

  .nav-cta-mobile {
    display: inline-flex;
  }

  .nav-actions .search-box {
    display: none;
  }

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

  .burger {
    display: block;
  }

  .category-hero {
    padding: 76px 0 70px;
  }

  .category-hero h1 {
    font-size: 36px;
  }

  .feature-split {
    grid-template-columns: 1fr;
    padding: 28px;
    gap: 28px;
  }

  .feature-media img {
    min-height: 220px;
  }

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

  .cta-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .cta-info {
    padding-right: 0;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 600px) {
  :root {
    --space-section: 56px;
  }

  .container {
    padding-left: 18px;
    padding-right: 18px;
  }

  .brand-mark {
    width: 36px;
    height: 36px;
    border-radius: 12px;
  }

  .brand-text {
    font-size: 16px;
  }

  .category-hero {
    padding: 56px 0 52px;
  }

  .category-hero h1 {
    font-size: 30px;
  }

  .category-hero .hero-subtitle {
    font-size: 15px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

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

  .hero-trust {
    align-items: stretch;
    flex-direction: column;
  }

  .hero-chip {
    width: fit-content;
  }

  .section-title {
    font-size: 27px;
  }

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

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

  .feature-split {
    padding: 22px 18px;
    border-radius: 20px;
  }

  .feature-content h2 {
    font-size: 24px;
  }

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

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

  .faq-list {
    gap: 12px;
  }

  .faq-summary {
    padding: 18px;
    font-size: 15px;
  }

  .faq-answer {
    padding: 0 18px 18px;
  }

  .cta-section {
    padding: 64px 0;
  }

  .cta-info h2 {
    font-size: 27px;
  }

  .form-card {
    padding: 24px 18px;
  }

  .form-submit-row .btn {
    width: 100%;
  }

  .footer-note {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-note a {
    margin-left: 0;
    margin-right: 14px;
  }
}