/* roulang page: index */
:root {
  --bg-deep: #070B10;
  --bg: #0A0F16;
  --panel: #101820;
  --card: #151E2A;
  --raise: #1B2838;
  --line: rgba(255,255,255,0.08);
  --line-soft: rgba(255,255,255,0.06);
  --brand: #FF7A1A;
  --brand-hover: #FF9640;
  --brand-active: #E8620F;
  --cyan: #21D4C2;
  --cyan-hover: #41E7D2;
  --purple: #8A72FF;
  --text-main: #EDF2F8;
  --text-muted: #A8B7C7;
  --text-weak: #6C7A8D;
  --radius-sm: 10px;
  --radius: 14px;
  --radius-lg: 18px;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.75;
  min-height: 100vh;
  overflow-x: hidden;
}

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

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

button,
input {
  font: inherit;
  color: inherit;
}

::-moz-selection {
  background: rgba(33, 212, 194, 0.25);
}

::selection {
  background: rgba(33, 212, 194, 0.25);
}

a,
button {
  -webkit-tap-highlight-color: transparent;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-radius: 6px;
}

section {
  scroll-margin-top: 76px;
}

.container-x {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 32px;
  padding-right: 32px;
}

.main-shell {
  min-height: 100vh;
}

@media (max-width: 1023.98px) {
  .main-shell {
    padding-top: 60px;
  }
}

@media (min-width: 1024px) {
  .main-shell {
    padding-left: 248px;
  }
}

/* 左侧导航 */
.app-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 248px;
  background: #0F1620;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  z-index: 80;
  overflow-y: auto;
}

.sidebar-brand {
  padding: 30px 26px 22px;
  border-bottom: 1px solid var(--line-soft);
}

.side-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  line-height: 1.35;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: #FFFFFF;
}

.side-logo-mark {
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--brand), #E8620F);
  color: #161412;
  font-size: 18px;
  font-weight: 900;
  box-shadow: 0 0 18px rgba(255, 122, 26, 0.24);
}

.side-domain {
  display: block;
  margin-top: 6px;
  padding-left: 44px;
  font-size: 11px;
  color: var(--text-weak);
  letter-spacing: 0.02em;
}

.side-nav {
  padding: 24px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1 1 auto;
}

.nav-link {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  border-radius: 8px;
  transition: background 0.2s ease, color 0.2s ease;
}

.nav-icon {
  width: 20px;
  height: 20px;
  margin-right: 12px;
  opacity: 0.8;
}

.nav-link:hover {
  background: rgba(255, 255, 255, 0.045);
  color: #FFFFFF;
}

.nav-link.active {
  color: #FFFFFF;
  font-weight: 700;
}

.nav-link.active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  bottom: 11px;
  width: 3px;
  border-radius: 3px;
  background: var(--cyan);
  box-shadow: 0 0 12px rgba(33, 212, 194, 0.3);
}

.nav-link.active .nav-icon {
  opacity: 1;
}

.sidebar-foot {
  padding: 18px 24px 22px;
  border-top: 1px solid var(--line-soft);
  font-size: 11px;
  color: var(--text-weak);
}

/* 移动顶栏 */
.topbar-mobile {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: #0D131C;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  z-index: 90;
}

.topbar-mobile .side-logo {
  font-size: 16px;
}

.topbar-mobile .side-logo-mark {
  width: 30px;
  height: 30px;
  flex-basis: 30px;
  font-size: 15px;
}

.menu-open-btn {
  display: inline-flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  color: #E6EDF5;
}

.menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(3, 6, 10, 0.62);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.28s ease, visibility 0.28s ease;
  z-index: 110;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 280px;
  max-width: 88vw;
  background: #0D131C;
  border-right: 1px solid var(--line);
  transform: translateX(-103%);
  transition: transform 0.28s ease;
  display: flex;
  flex-direction: column;
  z-index: 120;
  padding: 18px 10px 22px;
}

body.menu-open {
  overflow: hidden;
}

body.menu-open .menu-overlay {
  opacity: 1;
  visibility: visible;
}

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

.drawer-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  color: var(--text-muted);
  border-radius: 10px;
}

.drawer-close:hover {
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.06);
}

/* 通用按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 11px 24px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  border-radius: var(--radius-sm);
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  letter-spacing: 0.01em;
}

.btn:active {
  transform: translateY(0) scale(0.98);
}

.btn-primary {
  background: var(--brand);
  color: #1B120A;
}

.btn-primary:hover {
  background: var(--brand-hover);
  box-shadow: 0 14px 30px rgba(255, 122, 26, 0.2);
  transform: translateY(-1px);
}

.btn-primary:active {
  background: var(--brand-active);
}

.btn-ghost {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #F1F5F9;
}

.btn-ghost:hover {
  border-color: var(--brand);
  color: #FFFFFF;
  transform: translateY(-1px);
}

.btn-sm {
  min-height: 36px;
  padding: 6px 14px;
  font-size: 13px;
}

.btn-icon {
  width: 16px;
  height: 16px;
}

/* Hero */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--bg-deep);
  padding-top: 130px;
  padding-bottom: 58px;
}

.hero-back {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center;
  opacity: 0.38;
  filter: saturate(0.72);
}

.hero-back::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, #070B10 0%, rgba(7, 11, 16, 0.8) 44%, rgba(7, 11, 16, 0.12) 100%);
}

.hero-back::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 84% 70%, rgba(33, 212, 194, 0.08), transparent 34%),
    radial-gradient(circle at 62% 18%, rgba(138, 114, 255, 0.1), transparent 36%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--cyan);
  border: 1px solid rgba(33, 212, 194, 0.22);
  background: rgba(33, 212, 194, 0.07);
  padding: 7px 14px;
  border-radius: 999px;
  letter-spacing: 0.06em;
  margin-bottom: 22px;
}

.hero-title {
  font-size: clamp(2.4rem, 4vw + 1rem, 4.4rem);
  line-height: 1.08;
  font-weight: 900;
  color: #FFFFFF;
  letter-spacing: -0.01em;
}

.hero-subtitle {
  max-width: 640px;
  margin-top: 22px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--text-muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.hero-stats {
  margin-top: 58px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  border-top: 1px solid var(--line);
  padding-top: 34px;
}

.hero-stat-number {
  font-size: 30px;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: -0.02em;
}

.hero-stat-number small {
  font-size: 16px;
  font-weight: 600;
  color: var(--brand);
  margin-left: 4px;
}

.hero-stat-label {
  margin-top: 2px;
  font-size: 13px;
  color: var(--text-weak);
}

.hero-visual {
  position: relative;
}

.hero-figure {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.26);
}

.hero-figure img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.hero-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(7, 11, 16, 0.9) 0%, rgba(7, 11, 16, 0.02) 62%);
}

.hero-figure-note {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 20px;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #FFFFFF;
  font-size: 13px;
  gap: 12px;
}

.hero-figure-note span {
  display: flex;
  align-items: center;
  gap: 8px;
}

@media (max-width: 1023.98px) {
  .hero-section {
    padding-top: 96px;
    padding-bottom: 42px;
  }

  .hero-visual {
    margin-top: 44px;
  }
}

@media (max-width: 767.98px) {
  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 40px;
  }

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

/* 区块通用 */
.section-pad {
  padding-top: 96px;
  padding-bottom: 96px;
}

.section-alt-bg {
  background: #0B111A;
}

.section-eyebrow {
  display: flex;
  align-items: center;
  gap: 11px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
  font-weight: 600;
}

.section-eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--cyan);
  display: block;
}

.section-title {
  font-size: clamp(1.5rem, 1.6vw + 0.9rem, 2rem);
  font-weight: 800;
  line-height: 1.35;
  margin: 14px 0 8px;
  color: #FFFFFF;
}

.section-desc {
  max-width: 720px;
  color: var(--text-muted);
  font-size: 15px;
}

@media (max-width: 767.98px) {
  .section-pad {
    padding-top: 60px;
    padding-bottom: 60px;
  }
}

/* 步骤卡 */
.step-line-wrap {
  position: relative;
}

.step-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 46px;
}

.step-card {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 26px 26px;
  min-height: 218px;
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}

.step-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: 0 20px 42px rgba(0, 0, 0, 0.25);
}

.step-index {
  position: absolute;
  top: 22px;
  right: 22px;
  font-size: 34px;
  font-weight: 900;
  line-height: 1;
  color: rgba(255, 255, 255, 0.06);
}

.step-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: rgba(33, 212, 194, 0.1);
  color: var(--cyan);
  margin-bottom: 22px;
}

.step-icon svg {
  width: 22px;
  height: 22px;
}

.step-name {
  font-size: 17px;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 12px;
}

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

@media (max-width: 1023.98px) {
  .step-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 520px) {
  .step-cards {
    grid-template-columns: 1fr;
  }
}

/* 奖励预览 */
.reward-grid {
  margin-top: 46px;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
}

.reward-feature {
  grid-column: span 8;
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  min-height: 400px;
  display: flex;
  align-items: flex-end;
  background: #10141B;
}

.reward-feature-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.72;
}

.reward-feature-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(7, 11, 16, 0.95) 0%, rgba(7, 11, 16, 0.28) 55%, rgba(7, 11, 16, 0.15) 100%);
}

.reward-feature-badge {
  position: absolute;
  top: 22px;
  left: 22px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(7, 11, 16, 0.76);
  border: 1px solid rgba(255, 122, 26, 0.35);
  color: var(--brand);
  font-size: 12px;
  font-weight: 700;
  padding: 7px 13px;
  border-radius: 999px;
  backdrop-filter: blur(10px);
}

.dot-flash {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 4px rgba(255, 122, 26, 0.12);
}

.reward-feature-copy {
  position: relative;
  z-index: 2;
  padding: 38px;
  max-width: 620px;
}

.reward-feature-title {
  font-size: 26px;
  line-height: 1.35;
  font-weight: 900;
  color: #FFFFFF;
  margin-bottom: 10px;
}

.reward-feature-desc {
  color: #C6D2DF;
  font-size: 14px;
  line-height: 1.85;
  margin-bottom: 20px;
}

.reward-side {
  grid-column: span 4;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.reward-side-card,
.reward-bottom-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  padding: 24px;
  min-height: 188px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.reward-side-card .thumb-img,
.reward-bottom-card .thumb-img {
  position: absolute;
  inset: 0;
  height: 100%;
  width: 100%;
  object-fit: cover;
  opacity: 0.25;
  transition: opacity 0.3s ease;
}

.reward-side-card:hover .thumb-img,
.reward-bottom-card:hover .thumb-img {
  opacity: 0.2;
}

.reward-card-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(16, 24, 32, 0.6), rgba(16, 24, 32, 0.1));
}

.reward-card-body {
  position: relative;
  z-index: 2;
}

.reward-card-tag {
  font-size: 11px;
  color: var(--cyan);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.reward-card-title {
  font-size: 17px;
  color: #FFFFFF;
  font-weight: 800;
  margin: 6px 0 8px;
}

.reward-card-text {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
}

.reward-mini-row {
  grid-column: span 12;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.reward-bottom-card {
  min-height: 180px;
}

@media (max-width: 1023.98px) {
  .reward-feature {
    grid-column: span 12;
    min-height: 320px;
  }

  .reward-side {
    grid-column: span 12;
    flex-direction: row;
    flex-wrap: wrap;
  }

  .reward-side-card {
    flex: 1 1 220px;
  }

  .reward-mini-row {
    grid-column: span 12;
  }
}

@media (max-width: 767.98px) {
  .reward-mini-row {
    grid-template-columns: 1fr;
  }

  .reward-feature-copy {
    padding: 26px;
  }

  .reward-feature-title {
    font-size: 21px;
  }
}

/* 卡片通用 */
.module-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.module-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.25);
}

.news-covers {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #0B111A;
  display: block;
}

.news-covers img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.module-card:hover .news-covers img {
  transform: scale(1.03);
}

.news-card-body {
  padding: 20px 20px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1 1 auto;
}

.news-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 12px;
  color: var(--text-weak);
}

.news-cat {
  color: var(--cyan);
  font-weight: 600;
}

.news-title {
  font-size: 17px;
  line-height: 1.5;
  font-weight: 800;
  color: #FFFFFF;
}

.news-title a:hover {
  color: var(--cyan);
}

.news-summary {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.75;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 49px;
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--cyan);
  font-weight: 600;
  margin-top: auto;
}

.read-more:hover {
  color: var(--cyan-hover);
}

.empty-latest {
  margin-top: 32px;
  border: 1px dashed rgba(255, 255, 255, 0.22);
  border-radius: 16px;
  min-height: 180px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--text-muted);
  background: rgba(16, 24, 32, 0.35);
  font-size: 14px;
}

.empty-latest::before {
  content: "";
  width: 32px;
  height: 32px;
  border: 1px dashed var(--text-weak);
  border-radius: 8px;
  display: block;
}

/* 进度模块 */
.activity-wrap {
  display: grid;
  grid-template-columns: 0.9fr 1.5fr;
  gap: 56px;
  align-items: center;
  margin-top: 50px;
}

.progress-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.progress-chip {
  font-size: 12px;
  color: var(--cyan);
  margin-bottom: 18px;
}

.ring-wrap {
  position: relative;
  width: 200px;
  height: 200px;
}

.ring-wrap svg {
  width: 100%;
  height: 100%;
  display: block;
}

.ring-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.ring-percent {
  font-size: 42px;
  font-weight: 900;
  color: #FFFFFF;
  letter-spacing: -0.03em;
}

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

.progress-note {
  margin-top: 20px;
  color: var(--text-weak);
  font-size: 12px;
  text-align: center;
}

.task-list {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.task-row {
  display: flex;
  align-items: center;
  min-height: 68px;
  gap: 16px;
  padding: 0 22px;
  border-bottom: 1px solid var(--line-soft);
  transition: background 0.2s ease;
}

.task-row:last-child {
  border-bottom: 0;
}

.task-row:hover {
  background: rgba(255, 255, 255, 0.02);
}

.task-check {
  width: 22px;
  height: 22px;
  flex: 0 0 22px;
  display: grid;
  place-items: center;
}

.task-check svg {
  width: 18px;
  height: 18px;
}

.task-check.done {
  color: var(--cyan);
}

.task-check.pending {
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  color: transparent;
}

.task-info {
  flex: 1 1 auto;
  min-width: 0;
}

.task-name {
  font-size: 15px;
  color: #FFFFFF;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.task-row.done .task-name,
.task-row.done .task-time,
.task-row.done .task-reward {
  opacity: 0.55;
}

.task-time {
  font-size: 12px;
  color: var(--text-weak);
  margin-top: 2px;
}

.task-reward {
  color: var(--brand);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

.task-go {
  color: var(--cyan);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

@media (max-width: 1023.98px) {
  .activity-wrap {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 639.98px) {
  .task-row {
    padding: 0 14px;
    gap: 10px;
  }

  .task-reward {
    font-size: 12px;
  }

  .task-time {
    display: none;
  }
}

/* CTA */
.cta-area {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background:
    radial-gradient(circle at 75% 50%, rgba(255, 122, 26, 0.17), transparent 28%),
    radial-gradient(circle at 30% 0%, rgba(138, 114, 255, 0.17), transparent 34%),
    linear-gradient(130deg, rgba(16, 24, 32, 0.72), rgba(7, 11, 16, 0.94)),
    url('/assets/images/backpic/back-2.png') center left / cover no-repeat;
  padding: 76px 56px;
}

.cta-badge-line {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--cyan);
}

.cta-title {
  font-size: clamp(1.7rem, 2.2vw + 1rem, 2.4rem);
  font-weight: 900;
  color: #FFFFFF;
  line-height: 1.3;
  margin-top: 16px;
  max-width: 780px;
}

.cta-desc {
  max-width: 620px;
  color: var(--text-muted);
  margin: 16px 0 30px;
  font-size: 15px;
  line-height: 1.85;
}

.cta-tips {
  display: flex;
  flex-wrap: wrap;
  gap: 26px;
  margin-top: 30px;
  color: var(--text-weak);
  font-size: 13px;
}

.cta-tips span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.cta-tips svg {
  width: 15px;
  height: 15px;
  color: var(--cyan);
}

@media (max-width: 767.98px) {
  .cta-area {
    padding: 48px 24px;
  }

  .cta-tips {
    flex-direction: column;
    gap: 12px;
  }
}

/* FAQ */
.faq-wrap {
  max-width: 860px;
  margin: 44px auto 0;
}

.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.faq-item.open {
  border-color: rgba(33, 212, 194, 0.35);
}

.faq-q {
  width: 100%;
  min-height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  text-align: left;
  padding: 16px 22px;
  color: #FFFFFF;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  cursor: pointer;
  background: transparent;
}

.faq-q:hover {
  color: var(--cyan);
}

.faq-q-icon {
  position: relative;
  flex: 0 0 22px;
  width: 22px;
  height: 22px;
}

.faq-q-icon::before,
.faq-q-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 14px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transform: translate(-50%, -50%);
  transition: transform 0.22s ease, opacity 0.22s ease;
}

.faq-q-icon::before {
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-item.open .faq-q-icon::before {
  transform: translate(-50%, -50%) rotate(0deg);
  opacity: 0;
}

.faq-item.open .faq-q-icon::after {
  transform: translate(-50%, -50%);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.22s ease;
}

.faq-a p {
  padding: 0 22px 20px;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.85;
  max-width: 760px;
}

/* 页脚 */
.site-footer {
  background: var(--bg-deep);
  border-top: 1px solid var(--line-soft);
  padding-top: 64px;
  padding-bottom: 34px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.9fr 1fr 1fr 1.6fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-brand {
  font-size: 19px;
  color: #FFFFFF;
  font-weight: 900;
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.footer-domains {
  margin-top: 16px;
  color: var(--text-weak);
  font-size: 13px;
  line-height: 1.9;
  max-width: 320px;
}

.footer-title {
  font-size: 14px;
  color: #FFFFFF;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}

.footer-link {
  display: block;
  color: var(--text-muted);
  font-size: 14px;
  min-height: 32px;
  line-height: 32px;
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: var(--cyan);
}

.footer-bottom {
  border-top: 1px solid var(--line-soft);
  padding-top: 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  color: var(--text-weak);
  font-size: 12px;
}

.footer-copyright {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.footer-copyright .dot {
  width: 3px;
  height: 3px;
  display: inline-block;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
}

@media (max-width: 1023.98px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 639.98px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.home-label {
  color: transparent;
  position: absolute;
}

/* roulang page: article */
:root {
  --bg-deep: #0A0F16;
  --bg-panel: #101820;
  --bg-card: #151E2A;
  --bg-layer: #1B2838;
  --brand-main: #FF7A1A;
  --brand-hover: #FF9640;
  --brand-active: #E8620F;
  --info-cyan: #21D4C2;
  --info-cyan-hover: #41E7D2;
  --accent-purple: #8A72FF;
  --text-main: #EDF2F8;
  --text-sub: #A8B7C7;
  --text-muted: #6C7A8D;
  --border-card: rgba(255, 255, 255, 0.08);
  --border-soft: rgba(255, 255, 255, 0.06);
  --radius-btn: 10px;
  --radius-card: 14px;
  --radius-img: 12px;
  --radius-jumbo: 18px;
  --shadow-block: 0 18px 60px rgba(0, 0, 0, 0.32);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg-deep);
  color: var(--text-main);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--info-cyan);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--info-cyan-hover);
}

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

button, input, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

.container-x {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ---------- 侧边栏 ---------- */
.side-shell {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  width: 248px;
  height: 100vh;
  display: flex;
  flex-direction: column;
  background: #0F1620;
  border-right: 1px solid var(--border-soft);
  transform: translateX(0);
  transition: transform 0.3s ease;
}

.side-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 24px 20px 18px;
  border-bottom: 1px solid var(--border-soft);
}

.side-logo-mark {
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(255, 122, 26, 0.3), rgba(33, 212, 194, 0.2));
  color: #fff;
  font-weight: 900;
  font-size: 20px;
  border: 1px solid rgba(255, 122, 26, 0.35);
}

.side-logo-text {
  font-size: 15px;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.3;
  letter-spacing: 0.2px;
}

.side-domain {
  display: block;
  margin-top: 2px;
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 400;
}

.side-nav {
  flex: 1;
  overflow-y: auto;
  padding: 16px 10px;
  display: flex;
  flex-direction: column;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 44px;
  padding: 0 14px;
  margin: 2px 0;
  border-left: 3px solid transparent;
  border-radius: 0;
  color: #A8B7C7;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.2s ease, color 0.2s ease;
}

.nav-link:hover {
  background: rgba(255, 255, 255, 0.04);
  color: #FFFFFF;
}

.nav-link.active {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  border-left-color: var(--info-cyan);
  font-weight: 800;
}

.nav-icon {
  display: inline-flex;
  width: 20px;
  height: 20px;
  color: inherit;
  opacity: 0.85;
}

.nav-icon svg {
  width: 20px;
  height: 20px;
}

.side-foot {
  padding: 14px 20px;
  border-top: 1px solid var(--border-soft);
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ---------- 主区域 ---------- */
.content-shell {
  margin-left: 248px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(circle at 80% 20%, rgba(138, 114, 255, 0.06), transparent 480px),
    radial-gradient(circle at 30% 90%, rgba(33, 212, 194, 0.04), transparent 420px),
    var(--bg-deep);
}

.mobile-topbar {
  display: none;
  height: 60px;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  background: rgba(10, 15, 22, 0.92);
  border-bottom: 1px solid var(--border-soft);
  position: sticky;
  top: 0;
  z-index: 80;
}

.mobile-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 15px;
  color: var(--text-main);
}

.hamburger {
  width: 40px;
  height: 40px;
  padding: 0;
  border: none;
  background: transparent;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-main);
}

.hamburger svg {
  width: 22px;
  height: 22px;
}

.hamburger:focus-visible {
  outline: 2px solid var(--info-cyan);
  outline-offset: 2px;
}

.drawer-mask {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(0, 0, 0, 0.6);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.28s ease;
}

/* ---------- 通用区块 ---------- */
.page-main {
  flex: 1;
}

.article-container {
  max-width: 920px;
  margin: 0 auto;
  padding: 34px 28px 20px;
}

/* ---------- 面包屑 ---------- */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 22px;
}

.breadcrumbs a {
  color: var(--info-cyan);
  transition: color 0.2s;
}

.breadcrumbs a:hover {
  color: #FFFFFF;
}

.breadcrumbs .sep {
  color: rgba(255, 255, 255, 0.2);
}

.breadcrumbs .current {
  color: var(--text-sub);
  max-width: 260px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  display: block;
}

/* ---------- 文章头部 ---------- */
.article-header-shell {
  padding: 32px 28px 0;
}

.article-header {
  background: linear-gradient(145deg, rgba(15, 22, 32, 0.98), rgba(21, 30, 42, 0.9));
  border: 1px solid var(--border-card);
  border-radius: var(--radius-jumbo);
  padding: clamp(28px, 4rem, 54px);
  box-shadow: var(--shadow-block);
  position: relative;
  overflow: hidden;
}

.article-header::before {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  right: -120px;
  top: -180px;
  border-radius: 50%;
  background: rgba(138, 114, 255, 0.08);
  pointer-events: none;
}

.article-header::after {
  content: "";
  position: absolute;
  width: 200px;
  height: 200px;
  left: -80px;
  bottom: -120px;
  border-radius: 50%;
  background: rgba(33, 212, 194, 0.05);
  pointer-events: none;
}

.article-category {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--brand-hover);
  background: rgba(255, 122, 26, 0.12);
  border: 1px solid rgba(255, 122, 26, 0.3);
  padding: 5px 12px;
  border-radius: 999px;
  letter-spacing: 0.4px;
  position: relative;
  z-index: 2;
}

.article-header h1 {
  margin: 22px 0 18px;
  font-size: clamp(1.7rem, 2.8vw + 0.8rem, 2.7rem);
  line-height: 1.22;
  font-weight: 900;
  color: var(--text-main);
  position: relative;
  z-index: 2;
  word-break: break-word;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  align-items: center;
  color: var(--text-muted);
  font-size: 13px;
  position: relative;
  z-index: 2;
}

.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.meta-item svg {
  width: 16px;
  height: 16px;
  opacity: 0.7;
}

.article-subline {
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid var(--border-soft);
  color: var(--text-sub);
  font-size: 15px;
  line-height: 1.9;
  position: relative;
  z-index: 2;
}

/* ---------- 封面 ---------- */
.article-cover-wrap {
  margin-top: 24px;
  padding: 0 28px;
}

.article-cover {
  border-radius: var(--radius-jumbo);
  overflow: hidden;
  border: 1px solid var(--border-card);
  background: var(--bg-panel);
  box-shadow: var(--shadow-block);
}

.article-cover img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.article-cover figcaption {
  display: block;
  padding: 10px 16px;
  font-size: 12px;
  color: var(--text-muted);
  background: rgba(16, 24, 32, 0.95);
  text-align: center;
  letter-spacing: 0.3px;
}

/* ---------- 文章正文 ---------- */
.article-content-shell {
  position: relative;
}

.article-prose {
  max-width: 780px;
  margin: 42px auto 0;
  padding: 0 28px 28px;
  color: #DCE3EC;
  font-size: 16px;
  line-height: 2;
  word-break: break-word;
}

.article-prose > p {
  margin: 0 0 1.7em;
}

.article-prose p {
  color: #D9E1EB;
  letter-spacing: 0.15px;
}

.article-prose h1,
.article-prose h2,
.article-prose h3,
.article-prose h4 {
  color: #FFFFFF;
  line-height: 1.45;
  font-weight: 800;
  margin: 1.8em 0 0.9em;
}

.article-prose h1 {
  font-size: 1.8rem;
}

.article-prose h2 {
  font-size: 1.45rem;
  border-left: 4px solid var(--brand-main);
  padding-left: 16px;
}

.article-prose h3 {
  font-size: 1.2rem;
}

.article-prose h4 {
  font-size: 1rem;
  font-weight: 700;
}

.article-prose ul {
  margin: 0 0 1.8em;
  padding-left: 1.4em;
  list-style: none;
}

.article-prose ul li {
  position: relative;
  padding-left: 4px;
  margin-bottom: 0.6em;
}

.article-prose ul li:before {
  content: "";
  position: absolute;
  left: -1.1em;
  top: 0.78em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--info-cyan);
}

.article-prose ol {
  margin: 0 0 1.8em;
  padding-left: 1.6em;
}

.article-prose ol li {
  margin-bottom: 0.6em;
  padding-left: 0.5em;
}

.article-prose blockquote {
  margin: 2em 0;
  padding: 18px 22px;
  border-left: 4px solid var(--accent-purple);
  background: rgba(138, 114, 255, 0.08);
  border-radius: 0 12px 12px 0;
  color: #D6D0F5;
}

.article-prose blockquote p {
  margin: 0;
}

.article-prose a {
  color: var(--info-cyan);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.article-prose a:hover {
  color: var(--info-cyan-hover);
  text-decoration-thickness: 2px;
}

.article-prose img {
  margin: 2.2em auto;
  border-radius: var(--radius-img);
  max-width: 100%;
  border: 1px solid var(--border-card);
}

.article-prose strong {
  color: #FFFFFF;
}

.article-prose em {
  color: #F5D7B5;
}

.article-prose hr {
  margin: 2.4em 0;
  border: none;
  border-top: 1px solid var(--border-soft);
}

.article-prose figure {
  margin: 2.4em 0;
}

.article-prose figcaption {
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
  margin-top: 8px;
}

/* ---------- 信息摘要块 ---------- */
.article-brief {
  background: rgba(33, 212, 194, 0.08);
  border: 1px solid rgba(33, 212, 194, 0.28);
  border-radius: var(--radius-card);
  padding: 18px 22px;
  font-size: 14px;
  color: #CFE8E5;
  margin: 30px auto 0;
  max-width: 780px;
}

.article-brief strong {
  color: #E9FCF9;
}

/* ---------- 文末导向 ---------- */
.article-tools {
  max-width: 780px;
  margin: 32px auto 0;
  padding: 0 28px;
}

.article-tools-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  background: rgba(16, 24, 32, 0.8);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-jumbo);
  padding: 26px 30px;
}

.article-tools-title {
  font-size: 15px;
  color: var(--text-main);
  font-weight: 700;
}

.article-tools-title span {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: 6px;
}

.tool-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 10px 20px;
  border-radius: var(--radius-btn);
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
  text-align: center;
}

.btn-primary {
  background: var(--brand-main);
  color: #10151C !important;
  border-color: var(--brand-main);
}

.btn-primary:hover {
  background: var(--brand-hover);
  border-color: var(--brand-hover);
  transform: translateY(-1px);
  color: #10151C !important;
}

.btn-primary:active {
  background: var(--brand-active);
  border-color: var(--brand-active);
  transform: scale(0.98);
}

.btn-secondary {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.5);
  color: #FFFFFF;
}

.btn-secondary:hover {
  border-color: var(--brand-main);
  color: var(--brand-hover);
  transform: translateY(-1px);
}

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

.btn-ghost {
  background: transparent;
  border-color: transparent;
  color: var(--info-cyan);
  font-weight: 600;
}

.btn-ghost:hover {
  color: var(--info-cyan-hover);
  transform: translateX(2px);
  background: rgba(33, 212, 194, 0.05);
}

.btn-sm {
  min-height: 36px;
  padding: 8px 15px;
  font-size: 13px;
}

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

/* ---------- 相关推荐 ---------- */
.related-section {
  max-width: 920px;
  margin: 36px auto 0;
  padding: 0 28px 10px;
}

.related-title {
  display: flex;
  align-items: baseline;
  margin-bottom: 18px;
}

.related-title h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
}

.related-title .label {
  margin-left: 12px;
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.related-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
  display: block;
  color: var(--text-main);
}

.related-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.18);
  color: var(--text-main);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.22);
}

.related-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-bottom: 1px solid var(--border-soft);
}

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

.related-card-body .tag {
  display: inline-block;
  font-size: 11px;
  color: var(--info-cyan);
  background: rgba(33, 212, 194, 0.08);
  padding: 3px 10px;
  border-radius: 6px;
  margin-bottom: 10px;
  font-weight: 600;
}

.related-card-body h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
}

.related-card-body p {
  margin: 0;
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-more {
  margin-top: 16px;
  font-size: 13px;
  font-weight: 700;
  color: var(--info-cyan);
}

/* ---------- 窄条CTA ---------- */
.narrow-cta {
  max-width: 920px;
  margin: 30px auto 20px;
  padding: 0 28px;
}

.narrow-cta-inner {
  min-height: 160px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  padding: 30px 38px;
  border-radius: var(--radius-jumbo);
  background: linear-gradient(135deg, #151E2A 20%, #1B2838 100%);
  border: 1px solid var(--border-card);
  position: relative;
  overflow: hidden;
}

.narrow-cta-inner:after {
  content: "";
  position: absolute;
  right: -80px;
  top: -100px;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(255, 122, 26, 0.15), transparent 68%);
  pointer-events: none;
}

.narrow-cta h2 {
  position: relative;
  z-index: 2;
  margin: 0 0 10px;
  font-size: 21px;
  font-weight: 800;
}

.narrow-cta p {
  position: relative;
  z-index: 2;
  margin: 0;
  color: var(--text-sub);
  font-size: 14px;
  max-width: 360px;
}

.narrow-cta a {
  position: relative;
  z-index: 2;
}

/* ---------- 加载失败 ---------- */
.empty-card {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
  padding: 80px 30px;
  border: 1px dashed rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-jumbo);
  background: rgba(16, 24, 32, 0.55);
}

.empty-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  margin-bottom: 22px;
  border-radius: 50%;
  background: rgba(33, 212, 194, 0.1);
  border: 1px solid rgba(33, 212, 194, 0.4);
  color: var(--info-cyan);
  font-size: 28px;
  font-weight: 900;
}

.empty-card h1 {
  font-size: 26px;
  margin: 20px 0 14px;
  font-weight: 900;
}

.empty-card p {
  color: var(--text-sub);
  margin: 0 0 32px;
  font-size: 15px;
}

.empty-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* ---------- 页脚 ---------- */
.site-footer {
  margin-top: 56px;
  background: #060A10;
  border-top: 1px solid var(--border-soft);
}

.site-footer .container-x {
  padding-top: 48px;
  padding-bottom: 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1.4fr;
  gap: 36px;
  margin-bottom: 40px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 800;
  margin-bottom: 12px;
}

.footer-domains {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.8;
  margin: 6px 0;
}

.footer-title {
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--text-main);
  letter-spacing: 0.3px;
}

.footer-link {
  display: block;
  color: var(--text-muted);
  font-size: 13px;
  line-height: 2.1;
  transition: color 0.2s;
}

.footer-link:hover {
  color: var(--info-cyan);
}

.footer-bottom {
  border-top: 1px solid var(--border-soft);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--text-muted);
}

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

.footer-copyright .dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--text-muted);
  display: inline-block;
}

/* ---------- 移动端导航遮罩 ---------- */
.drawer-mask {
  display: block;
}

body.nav-open {
  overflow: hidden;
}

body.nav-open .drawer-mask {
  opacity: 1;
  pointer-events: auto;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1199px) {
  .related-grid {
    gap: 18px;
  }
}

@media (max-width: 1023px) {
  .side-shell {
    transform: translateX(-100%);
    box-shadow: 16px 0 60px rgba(0, 0, 0, 0.4);
  }
  body.nav-open .side-shell {
    transform: translateX(0);
  }
  .content-shell {
    margin-left: 0;
  }
  .mobile-topbar {
    display: flex;
  }
  .article-container {
    padding-top: 22px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-grid > div:first-child {
    grid-column: span 2;
  }
}

@media (max-width: 767px) {
  .container-x {
    padding: 0 20px;
  }
  .article-header-shell,
  .article-cover-wrap,
  .article-content-shell .article-prose {
    padding-left: 18px;
    padding-right: 18px;
  }
  .article-container {
    padding-left: 12px;
    padding-right: 12px;
  }
  .article-header {
    padding: 28px 22px;
  }
  .article-header h1 {
    font-size: 1.55rem;
  }
  .article-prose {
    padding-left: 18px;
    padding-right: 18px;
    font-size: 15px;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
  .narrow-cta-inner {
    padding: 28px 22px;
  }
  .article-tools-box {
    padding: 22px 20px;
  }
  .tool-links .btn {
    width: 100%;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .footer-grid > div:first-child {
    grid-column: span 1;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 520px) {
  .mobile-topbar {
    height: 56px;
  }
  .breadcrumbs {
    font-size: 12px;
  }
  .article-meta {
    gap: 8px 14px;
  }
  .meta-item .hide-mobile {
    display: none;
  }
}

/* roulang page: category1 */
:root {
      --bg: #0A0F16;
      --panel: #101820;
      --card: #151E2A;
      --card2: #1B2838;
      --line: rgba(255, 255, 255, 0.08);
      --line2: rgba(255, 255, 255, 0.14);
      --orange: #FF7A1A;
      --orange-light: #FF9640;
      --orange-dark: #E8620F;
      --cyan: #21D4C2;
      --cyan-light: #41E7D2;
      --purple: #8A72FF;
      --title: #EDF2F8;
      --text: #D8E1EA;
      --muted: #A8B7C7;
      --weak: #6C7A8D;
      --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      --r-btn: 10px;
      --r-card: 14px;
      --r-media: 12px;
      --r-big: 18px;
      --shadow: 0 12px 34px rgba(0, 0, 0, 0.28);
      --pad-block: clamp(52px, 7vw, 84px);
    }

    * { box-sizing: border-box; }

    html { scroll-behavior: smooth; }

    body {
      margin: 0;
      font-family: var(--font);
      background: var(--bg);
      color: var(--title);
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
      text-rendering: optimizeLegibility;
    }

    body.menu-lock { overflow: hidden; }

    h1, h2, h3, h4, p, figure, ul, ol { margin: 0; }
    ul { list-style: none; padding: 0; }

    a { color: inherit; text-decoration: none; }
    a:hover { color: inherit; }
    img { max-width: 100%; display: block; }

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

    button:focus-visible,
    a:focus-visible,
    input:focus-visible {
      outline: 2px solid var(--cyan);
      outline-offset: 2px;
    }

    .container-x {
      width: 100%;
      max-width: 1200px;
      margin-inline: auto;
      padding-inline: clamp(20px, 4vw, 48px);
    }

    /* ===== 左侧导航 ===== */
    .side-nav {
      position: fixed;
      inset: 0 auto 0 0;
      width: 248px;
      background: #0F1620;
      border-right: 1px solid var(--line);
      display: flex;
      flex-direction: column;
      z-index: 80;
      overflow-y: auto;
      overflow-x: hidden;
      padding-bottom: 12px;
      transition: transform .26s ease;
    }

    .brand-area {
      padding: 28px 20px 18px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
      margin-bottom: 12px;
    }

    .brand-link {
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      font-size: 17px;
      line-height: 1.3;
      color: var(--title);
    }

    .brand-mark {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 34px;
      height: 34px;
      border-radius: 10px;
      background: var(--orange);
      color: #1B1106;
      font-size: 18px;
      font-weight: 900;
      flex: none;
      letter-spacing: 0;
    }

    .brand-meta {
      margin-top: 8px;
      color: var(--weak);
      font-size: 11px;
      letter-spacing: .05em;
    }

    .nav-block { padding: 0 10px 20px; flex: 1; }

    .nav-caption {
      padding: 4px 10px 10px;
      color: var(--weak);
      font-size: 11px;
      letter-spacing: .14em;
      font-weight: 600;
    }

    .nav-link {
      display: flex;
      align-items: center;
      gap: 10px;
      height: 44px;
      margin-bottom: 3px;
      padding: 0 12px;
      border-radius: 8px;
      border-left: 3px solid transparent;
      color: var(--muted);
      font-size: 14px;
      font-weight: 500;
      transition: background .2s ease, color .2s ease;
      position: relative;
    }

    .nav-link:hover {
      background: rgba(255, 255, 255, 0.04);
      color: #ffffff;
    }

    .nav-link.active {
      background: rgba(33, 212, 194, 0.08);
      border-left-color: var(--cyan);
      color: #ffffff;
      font-weight: 600;
    }

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

    .nav-icon {
      width: 20px;
      height: 20px;
      flex: none;
      color: var(--weak);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      transition: color .2s ease;
    }

    .nav-icon svg {
      width: 18px;
      height: 18px;
      display: block;
    }

    .side-footer {
      margin: 0 14px;
      padding: 14px 8px 8px;
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      color: var(--weak);
      font-size: 11px;
      line-height: 1.7;
    }

    .drawer-close {
      display: none;
      align-items: center;
      justify-content: center;
      position: absolute;
      top: 16px;
      right: 16px;
      width: 36px;
      height: 36px;
      border-radius: 10px;
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.04);
      color: #fff;
      cursor: pointer;
      z-index: 5;
    }

    .drawer-close svg { width: 18px; height: 18px; }

    .drawer-overlay {
      display: none;
      position: fixed;
      inset: 0;
      background: rgba(6, 9, 14, 0.6);
      z-index: 70;
      opacity: 0;
      pointer-events: none;
      transition: opacity .25s ease;
    }

    .drawer-overlay.show {
      opacity: 1;
      pointer-events: auto;
    }

    .mobile-topbar {
      display: none;
      height: 60px;
      align-items: center;
      justify-content: space-between;
      padding: 0 18px;
      background: rgba(10, 15, 22, 0.96);
      border-bottom: 1px solid var(--line);
      position: sticky;
      top: 0;
      z-index: 40;
      backdrop-filter: blur(12px);
    }

    .topbar-brand {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      font-weight: 800;
      font-size: 16px;
      color: #fff;
    }

    .topbar-logo {
      background: var(--orange);
      color: #1B1106;
      width: 30px;
      height: 30px;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 15px;
      font-weight: 900;
    }

    .menu-btn {
      width: 40px;
      height: 40px;
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.04);
      border-radius: 10px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      cursor: pointer;
    }

    .menu-btn svg { width: 20px; height: 20px; }

    /* ===== 主内容 ===== */
    .site-main {
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      padding-left: 248px;
    }

    .site-content { flex: 1; }

    /* ===== 通用按钮 ===== */
    .btn-primary,
    .btn-ghost {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 12px 24px;
      border-radius: var(--r-btn);
      font-size: 14px;
      font-weight: 800;
      line-height: 1;
      cursor: pointer;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
    }

    .btn-primary {
      background: var(--orange);
      color: #1B1106;
      border: 1px solid transparent;
    }

    .btn-primary:hover {
      background: var(--orange-light);
      transform: translateY(-1px);
      box-shadow: 0 10px 28px rgba(255, 122, 26, 0.24);
    }

    .btn-primary:active {
      background: var(--orange-dark);
      transform: scale(0.98) translateY(0);
    }

    .btn-ghost {
      background: transparent;
      color: #fff;
      border: 1px solid rgba(255, 255, 255, 0.28);
    }

    .btn-ghost:hover {
      border-color: var(--orange);
      color: #ffffff;
      background: rgba(255, 122, 26, 0.08);
      transform: translateY(-1px);
    }

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

    .btn-primary svg,
    .btn-ghost svg {
      width: 16px;
      height: 16px;
    }

    /* ===== 文本链接 ===== */
    .text-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--cyan);
      font-size: 14px;
      font-weight: 700;
      transition: color .2s ease, gap .2s ease;
    }

    .text-link:hover {
      color: var(--cyan-light);
      gap: 9px;
    }

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

    /* ===== 分类首屏 ===== */
    .category-hero {
      position: relative;
      border-bottom: 1px solid var(--line);
      background:
        radial-gradient(circle at 84% 20%, rgba(138, 114, 255, 0.18), transparent 30%),
        radial-gradient(circle at 12% 88%, rgba(33, 212, 194, 0.10), transparent 32%),
        linear-gradient(90deg, rgba(10, 15, 22, 0.98), rgba(10, 15, 22, 0.86) 58%, rgba(10, 15, 22, 0.6)),
        url("/assets/images/backpic/back-2.png") center/cover no-repeat;
      overflow: hidden;
    }

    .category-hero .grid-texture {
      position: absolute;
      inset: 0;
      pointer-events: none;
      background-image: radial-gradient(rgba(255, 255, 255, 0.12) 1px, transparent 1px);
      background-size: 22px 22px;
      opacity: 0.5;
      z-index: 0;
    }

    .category-head {
      position: relative;
      z-index: 2;
      max-width: 780px;
      padding-block: clamp(58px, 8vw, 92px);
    }

    .category-head .crumb-line {
      display: flex;
      align-items: center;
      gap: 6px;
      color: var(--muted);
      font-size: 13px;
      margin-bottom: 22px;
    }

    .category-head .crumb-line a {
      color: var(--muted);
      transition: color .2s ease;
    }

    .category-head .crumb-line a:hover { color: var(--cyan); }
    .category-head .crumb-line .sep { color: var(--weak); }

    .channel-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 14px;
      border-radius: 999px;
      background: rgba(33, 212, 194, 0.1);
      border: 1px solid rgba(33, 212, 194, 0.28);
      color: var(--cyan);
      font-size: 13px;
      font-weight: 600;
      margin-bottom: 18px;
    }

    .live-dot {
      position: relative;
      width: 7px;
      height: 7px;
      border-radius: 99px;
      background: var(--cyan);
      box-shadow: 0 0 0 0 rgba(33, 212, 194, 0.6);
      animation: pulse 2.2s infinite;
    }

    @keyframes pulse {
      0% { box-shadow: 0 0 0 0 rgba(33, 212, 194, 0.55); }
      75%, 100% { box-shadow: 0 0 0 8px rgba(33, 212, 194, 0); }
    }

    .category-head h1 {
      font-size: clamp(2.1rem, 4vw + 1rem, 3.4rem);
      line-height: 1.1;
      font-weight: 900;
      letter-spacing: -0.03em;
      margin-bottom: 18px;
    }

    .hero-desc {
      max-width: 680px;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.9;
      margin-bottom: 28px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }

    /* ===== 通用区块 ===== */
    .section-block {
      padding-block: var(--pad-block);
    }

    .section-subtle {
      background: #0C121A;
      border-top: 1px solid rgba(255, 255, 255, 0.04);
      border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    }

    .section-head {
      max-width: 760px;
    }

    .section-label {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--cyan);
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 0.16em;
      text-transform: uppercase;
    }

    .section-label::after {
      content: "";
      display: inline-block;
      width: 24px;
      height: 1px;
      background: var(--cyan);
    }

    .block-title {
      font-size: clamp(1.4rem, 1.6vw + 0.9rem, 2rem);
      line-height: 1.3;
      font-weight: 800;
      letter-spacing: -0.02em;
      margin-top: 10px;
    }

    .section-lead {
      color: var(--muted);
      font-size: 15px;
      line-height: 1.9;
      margin-top: 12px;
    }

    .section-foot {
      margin-top: 20px;
    }

    /* ===== 大推荐条目 ===== */
    .feature-card {
      display: grid;
      grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
      gap: 0;
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: var(--r-big);
      overflow: hidden;
      box-shadow: var(--shadow);
      margin-top: 30px;
      transition: border-color .25s ease;
    }

    .feature-card:hover { border-color: rgba(255, 255, 255, 0.2); }

    .feature-media {
      position: relative;
      min-height: 320px;
      background: #0B111A;
    }

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

    .feature-media::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(112deg, rgba(10, 15, 22, 0.1), rgba(10, 15, 22, 0.5));
    }

    .feature-media .media-note {
      position: absolute;
      left: 14px;
      bottom: 14px;
      z-index: 2;
      color: rgba(255, 255, 255, 0.75);
      font-size: 12px;
      background: rgba(10, 15, 22, 0.64);
      padding: 5px 10px;
      border-radius: 8px;
      backdrop-filter: blur(8px);
    }

    .feature-content {
      padding: clamp(24px, 4vw, 40px);
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .badge-line {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-wrap: wrap;
      margin-bottom: 16px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 10px;
      border-radius: 7px;
      background: rgba(255, 122, 26, 0.12);
      border: 1px solid rgba(255, 122, 26, 0.22);
      color: #FFB27A;
      font-size: 12px;
      line-height: 1.7;
      font-weight: 600;
    }

    .badge.cyan {
      background: rgba(33, 212, 194, 0.1);
      border-color: rgba(33, 212, 194, 0.24);
      color: var(--cyan-light);
    }

    .badge.purple {
      background: rgba(138, 114, 255, 0.12);
      border-color: rgba(138, 114, 255, 0.28);
      color: #C2B5FF;
    }

    .item-date {
      color: var(--weak);
      font-size: 13px;
    }

    .feature-content h3 {
      font-size: clamp(1.3rem, 1.1vw + 1rem, 1.8rem);
      line-height: 1.4;
      font-weight: 800;
      letter-spacing: -0.01em;
    }

    .feature-content p {
      color: var(--muted);
      font-size: 15px;
      line-height: 1.9;
      margin-top: 14px;
    }

    .feature-content .text-link {
      margin-top: 22px;
      align-self: flex-start;
    }

    /* ===== 条目列表 ===== */
    .article-list {
      margin-top: 10px;
      border-top: 1px solid var(--line);
    }

    .info-row {
      display: grid;
      grid-template-columns: 222px minmax(0, 1fr);
      gap: 24px;
      padding: 28px 0;
      border-bottom: 1px solid var(--line);
      align-items: center;
      transition: background .2s ease;
    }

    .info-row:hover .row-thumb {
      transform: scale(1.03);
      border-color: rgba(255, 255, 255, 0.2);
    }

    .row-thumb {
      position: relative;
      aspect-ratio: 16 / 10;
      border-radius: var(--r-media);
      overflow: hidden;
      background: #0B111A;
      border: 1px solid var(--line);
      transition: transform .25s ease, border-color .25s ease;
      display: block;
    }

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

    .row-body { min-width: 0; }

    .row-meta {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
      margin-bottom: 8px;
    }

    .row-title {
      font-size: 18px;
      font-weight: 700;
      line-height: 1.5;
      margin-bottom: 8px;
    }

    .row-title a {
      color: var(--title);
      transition: color .2s ease;
    }

    .row-title a:hover { color: var(--orange-light); }

    .row-summary {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.85;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      margin-bottom: 12px;
    }

    .row-footer {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
    }

    .row-footer .time-note {
      color: var(--weak);
      font-size: 13px;
    }

    /* ===== 阅读顺序提示 ===== */
    .guide-stack {
      margin-top: 30px;
      border-top: 1px solid var(--line);
    }

    .guide-cell {
      display: grid;
      grid-template-columns: 70px minmax(0, 1fr);
      gap: 18px;
      padding: 24px 0;
      border-bottom: 1px solid var(--line);
      align-items: baseline;
    }

    .guide-num {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 44px;
      height: 44px;
      border-radius: 11px;
      border: 1px solid rgba(33, 212, 194, 0.35);
      background: rgba(33, 212, 194, 0.06);
      color: var(--cyan);
      font-weight: 800;
      font-size: 13px;
      letter-spacing: .02em;
    }

    .guide-copy h3 {
      font-size: 17px;
      font-weight: 700;
      margin-bottom: 6px;
    }

    .guide-copy p {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.85;
    }

    /* ===== FAQ ===== */
    .faq-wrap {
      max-width: 860px;
      margin: 30px auto 0;
    }

    .faq-item {
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: 14px;
      margin-bottom: 12px;
      transition: border-color .22s ease, background .22s ease;
    }

    .faq-item[open] {
      border-color: rgba(33, 212, 194, 0.3);
      background: #172130;
    }

    .faq-item summary {
      cursor: pointer;
      list-style: none;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 18px 20px;
      font-size: 16px;
      font-weight: 700;
      color: var(--title);
      user-select: none;
    }

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

    .faq-plus {
      color: var(--cyan);
      font-size: 24px;
      font-weight: 300;
      line-height: 1;
      transition: transform .22s ease;
      flex: none;
    }

    .faq-item[open] .faq-plus {
      transform: rotate(45deg);
    }

    .faq-body {
      padding: 0 20px 18px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.9;
    }

    /* ===== 跨栏目CTA ===== */
    .cross-cta {
      position: relative;
      border-radius: var(--r-big);
      background:
        radial-gradient(circle at 78% 28%, rgba(138, 114, 255, 0.24), transparent 38%),
        radial-gradient(circle at 20% 80%, rgba(33, 212, 194, 0.12), transparent 42%),
        linear-gradient(135deg, #121C29, #0A1018);
      border: 1px solid var(--line2);
      padding: clamp(28px, 5vw, 54px);
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
      overflow: hidden;
    }

    .cross-cta .copy { max-width: 580px; }

    .cross-cta .block-title {
      margin-top: 10px;
    }

    .cross-cta .lead-copy {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.9;
      margin-top: 10px;
    }

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

    /* ===== 页脚 ===== */
    .site-footer {
      background: #070B10;
      border-top: 1px solid var(--line);
      padding: 58px 0 24px;
      margin-top: auto;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.4fr;
      gap: 36px;
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      font-size: 17px;
      color: var(--title);
      margin-bottom: 12px;
    }

    .side-logo-mark {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 32px;
      height: 32px;
      border-radius: 9px;
      background: var(--orange);
      color: #1B1106;
      font-weight: 900;
      font-size: 16px;
    }

    .footer-domains {
      color: var(--weak);
      font-size: 12px;
      line-height: 1.8;
      margin-top: 10px;
    }

    .footer-title {
      color: #DFE7F0;
      font-size: 15px;
      font-weight: 700;
      margin-bottom: 14px;
    }

    .footer-link {
      display: block;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.8;
      margin-bottom: 7px;
      transition: color .2s ease;
    }

    .footer-link:hover { color: var(--cyan); }

    .footer-bottom {
      margin-top: 38px;
      padding-top: 18px;
      border-top: 1px solid var(--line);
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
    }

    .footer-copyright {
      color: var(--weak);
      font-size: 12px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 8px;
    }

    .footer-copyright .dot {
      width: 3px;
      height: 3px;
      border-radius: 99px;
      background: var(--weak);
      display: inline-block;
    }

    /* ===== 响应式 ===== */
    @media (max-width: 1023px) {
      .side-nav {
        width: 280px;
        transform: translateX(-105%);
        box-shadow: 16px 0 50px rgba(0, 0, 0, 0.45);
      }

      .side-nav.open { transform: translateX(0); }

      .drawer-overlay { display: block; }
      .drawer-close { display: inline-flex; }
      .mobile-topbar { display: flex; }
      .site-main { padding-left: 0; }
      .brand-area { padding-right: 56px; }
      .side-footer { margin-bottom: 12px; }
    }

    @media (max-width: 900px) {
      .feature-card {
        grid-template-columns: 1fr;
      }

      .feature-media {
        min-height: 250px;
        aspect-ratio: 16 / 8;
      }

      .article-list {
        grid-template-columns: 1fr;
      }

      .info-row {
        grid-template-columns: 1fr;
        gap: 16px;
      }

      .row-thumb {
        aspect-ratio: 16 / 8;
      }

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

    @media (max-width: 640px) {
      .category-hero .category-head {
        padding-top: 46px;
        padding-bottom: 52px;
      }

      .hero-actions .btn-primary,
      .hero-actions .btn-ghost {
        flex: 1 1 100%;
      }

      .guide-cell {
        grid-template-columns: 1fr;
        gap: 10px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 26px;
      }

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

      .feature-content h3 {
        font-size: 1.3rem;
      }

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

    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
      }
    }

/* roulang page: category2 */
:root {
    --bg: #0A0F16;
    --panel: #101820;
    --panel2: #151E2A;
    --panel3: #1B2838;
    --line: rgba(255, 255, 255, 0.08);
    --line-soft: rgba(255, 255, 255, 0.06);
    --text-main: #EDF2F8;
    --text-sub: #A8B7C7;
    --text-weak: #6C7A8D;
    --orange: #FF7A1A;
    --orange-hover: #FF9640;
    --orange-active: #E8620F;
    --cyan: #21D4C2;
    --cyan-hover: #41E7D2;
    --violet: #8A72FF;
    --r-btn: 10px;
    --r-card: 14px;
    --r-img: 12px;
    --r-cta: 18px;
  }

  * {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
  }

  body {
    margin: 0;
    background: var(--bg);
    color: var(--text-main);
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    font-size: 16px;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
  }

  a {
    color: var(--cyan);
    text-decoration: none;
    transition: color .2s ease;
  }

  a:hover {
    color: var(--cyan-hover);
  }

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

  button,
  input {
    font-family: inherit;
  }

  :focus-visible {
    outline: 2px solid var(--cyan);
    outline-offset: 2px;
  }

  .skip-link {
    position: fixed;
    left: 16px;
    top: -80px;
    z-index: 9999;
    background: var(--cyan);
    color: #0A0F16;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 700;
    transition: top .2s ease;
  }

  .skip-link:focus {
    top: 12px;
    color: #0A0F16;
  }

  .container-x {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
  }

  .side-shell {
    position: fixed;
    inset: 0 auto 0 0;
    width: 248px;
    z-index: 50;
    background: #0F1620;
    border-right: 1px solid var(--line);
    padding: 28px 20px 22px;
    display: flex;
    flex-direction: column;
  }

  .side-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-main);
    font-size: 16px;
    font-weight: 800;
    letter-spacing: 0.02em;
    line-height: 1.25;
  }

  .side-brand:hover {
    color: var(--text-main);
  }

  .brand-mark {
    width: 34px;
    height: 34px;
    flex: none;
    border-radius: 10px;
    background: var(--orange);
    color: #0A0F16;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
    font-weight: 900;
    box-shadow: 0 0 20px rgba(255,122,26,.18);
  }

  .side-domain {
    margin: 10px 0 0 44px;
    font-size: 11px;
    color: var(--text-weak);
    letter-spacing: .02em;
  }

  .side-nav {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 26px;
  }

  .nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 44px;
    padding: 0 12px;
    border-radius: 10px;
    color: #B9C6D8;
    font-size: 14px;
    font-weight: 500;
    position: relative;
    transition: background .2s ease, color .2s ease, transform .2s ease;
  }

  .nav-link:hover {
    background: rgba(255,255,255,.04);
    color: #ffffff;
  }

  .nav-link.active {
    color: #ffffff;
    font-weight: 700;
    background: rgba(33,212,194,.08);
  }

  .nav-link.active::before {
    content: "";
    position: absolute;
    left: 0;
    top: 10px;
    bottom: 10px;
    width: 3px;
    border-radius: 0 3px 3px 0;
    background: var(--cyan);
    box-shadow: 0 0 12px rgba(33,212,194,.5);
  }

  .nav-icon {
    width: 20px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: none;
  }

  .nav-icon svg {
    width: 19px;
    height: 19px;
  }

  .nav-bottom {
    margin-top: auto;
    padding-top: 18px;
    color: var(--text-weak);
    font-size: 11px;
    line-height: 1.7;
    border-top: 1px solid var(--line-soft);
    letter-spacing: .02em;
  }

  .page-wrap {
    min-height: 100vh;
    background: var(--bg);
  }

  .mobile-header {
    position: sticky;
    top: 0;
    z-index: 40;
    height: 60px;
    background: rgba(10,15,22,.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line-soft);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 18px;
  }

  .mobile-header .top-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-weight: 800;
    font-size: 15px;
  }

  .hamburger-btn {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--line);
    background: var(--panel);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: border .2s, background .2s;
  }

  .hamburger-btn:hover {
    border-color: rgba(33,212,194,.4);
    background: var(--panel2);
  }

  .drawer-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.6);
    z-index: 59;
    opacity: 0;
    transition: opacity .25s ease;
  }

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

  .mobile-drawer {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 280px;
    max-width: 86vw;
    background: #0F1620;
    z-index: 60;
    padding: 24px 18px;
    transform: translateX(-100%);
    transition: transform .25s ease;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
  }

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

  .drawer-close {
    position: absolute;
    top: 14px;
    right: 14px;
    width: 38px;
    height: 38px;
    border-radius: 10px;
    border: 1px solid var(--line);
    background: rgba(255,255,255,.04);
    color: #fff;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .drawer-close:hover {
    border-color: rgba(255,122,26,.5);
  }

  .main-content {
    padding: 48px 24px 80px;
    max-width: 1360px;
    margin: 0 auto;
  }

  .frame-title {
    margin-bottom: 28px;
  }

  .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .22em;
    text-transform: uppercase;
    color: var(--cyan);
  }

  .eyebrow::before {
    content: "";
    width: 24px;
    height: 2px;
    background: var(--cyan);
    border-radius: 2px;
  }

  .hero-art {
    border: 1px solid var(--line);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 24px 80px rgba(0,0,0,.28);
  }

  .hero-art img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .photo-caption {
    font-size: 12px;
    color: var(--text-weak);
    line-height: 1.6;
    margin-top: 6px;
  }

  .ui-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 10px 22px;
    border-radius: var(--r-btn);
    font-size: 15px;
    font-weight: 800;
    line-height: 1.4;
    cursor: pointer;
    border: 1px solid transparent;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  }

  .ui-btn-primary {
    background: var(--orange);
    color: #0A0F16;
    box-shadow: 0 10px 26px rgba(255,122,26,.16);
  }

  .ui-btn-primary:hover {
    background: var(--orange-hover);
    color: #0A0F16;
    transform: translateY(-1px);
    box-shadow: 0 14px 30px rgba(255,150,64,.24);
  }

  .ui-btn-primary:active {
    background: var(--orange-active);
    transform: scale(.98);
  }

  .ui-btn-ghost {
    background: transparent;
    border-color: rgba(255,255,255,.22);
    color: #fff;
  }

  .ui-btn-ghost:hover {
    border-color: var(--orange);
    color: #fff;
    transform: translateY(-1px);
  }

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

  .text-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--cyan);
    font-weight: 600;
    font-size: 14px;
    transition: color .2s ease, gap .2s ease;
  }

  .text-link:hover {
    color: var(--cyan-hover);
    gap: 9px;
  }

  .state-chip {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    border-radius: 999px;
    padding: 5px 12px;
    font-size: 12px;
    font-weight: 700;
    line-height: 1.4;
    border: 1px solid var(--line);
    background: var(--panel2);
    color: var(--text-sub);
  }

  .state-chip:before {
    content: "";
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: currentColor;
    flex: none;
  }

  .state-chip--live {
    color: var(--cyan);
    background: rgba(33,212,194,.08);
    border-color: rgba(33,212,194,.22);
  }

  .state-chip--live:before {
    box-shadow: 0 0 0 4px rgba(33,212,194,.12);
    animation: pulse 1.8s infinite;
  }

  .state-chip--wait {
    color: var(--orange);
    background: rgba(255,122,26,.07);
    border-color: rgba(255,122,26,.22);
  }

  .state-chip--wait:before {
    background: var(--orange);
  }

  .state-chip--done {
    color: #9CAEBD;
    background: rgba(255,255,255,.04);
    border-color: rgba(255,255,255,.08);
  }

  @keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 3px rgba(33,212,194,.12); }
    50% { box-shadow: 0 0 0 7px rgba(33,212,194,.05); }
  }

  .section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 32px;
    flex-wrap: wrap;
  }

  .section-title {
    font-size: clamp(1.4rem, 1.6vw + .9rem, 2rem);
    font-weight: 800;
    color: var(--text-main);
    line-height: 1.25;
    margin: 0;
    letter-spacing: .01em;
  }

  .section-desc {
    color: var(--text-sub);
    font-size: 14px;
    margin: 10px 0 0;
    max-width: 680px;
  }

  .route-section {
    display: grid;
    grid-template-columns: minmax(240px, .9fr) minmax(340px, 1.55fr);
    gap: 78px;
    padding: 56px 0;
    border-top: 1px solid var(--line-soft);
    align-items: start;
  }

  .route-section:first-of-type {
    border-top: 0;
  }

  .route-meta {
    position: sticky;
    top: 96px;
    padding-right: 6px;
  }

  .route-index {
    color: var(--violet);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .2em;
    display: flex;
    align-items: center;
    gap: 10px;
  }

  .route-title {
    font-size: 22px;
    font-weight: 800;
    margin: 10px 0 12px;
    line-height: 1.3;
  }

  .route-desc {
    color: var(--text-sub);
    font-size: 14px;
    line-height: 1.9;
    margin: 0;
  }

  .route-foot {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    margin-top: 24px;
  }

  .stage-track {
    list-style: none;
    margin: 0;
    padding: 0;
    position: relative;
  }

  .stage-track:before {
    content: "";
    position: absolute;
    left: 17px;
    top: 12px;
    bottom: 12px;
    width: 1px;
    background: linear-gradient(to bottom, rgba(33,212,194,.4), rgba(255,255,255,.05));
  }

  .stage-item {
    position: relative;
    padding: 0 0 32px 52px;
  }

  .stage-item:last-child {
    padding-bottom: 0;
  }

  .stage-num {
    position: absolute;
    left: 0;
    top: 0;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--panel3);
    color: var(--text-main);
    border: 1px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 800;
    z-index: 1;
  }

  .stage-item--active .stage-num {
    background: rgba(33,212,194,.12);
    border-color: rgba(33,212,194,.35);
    color: var(--cyan);
    box-shadow: 0 0 18px rgba(33,212,194,.1);
  }

  .stage-item--done .stage-num {
    background: rgba(255,122,26,.12);
    border-color: rgba(255,122,26,.25);
    color: var(--orange);
  }

  .stage-card {
    background: var(--panel2);
    border: 1px solid var(--line);
    border-radius: var(--r-card);
    padding: 20px 20px 16px;
    transition: border-color .2s ease, transform .2s ease;
  }

  .stage-card:hover {
    border-color: rgba(33,212,194,.25);
    transform: translateY(-1px);
  }

  .stage-card--dim {
    opacity: .75;
  }

  .stage-card-tags {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 8px;
  }

  .mini-tag {
    font-size: 11px;
    color: var(--text-sub);
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 6px;
    padding: 2px 8px;
    font-weight: 600;
    letter-spacing: .02em;
  }

  .mini-tag--orange {
    color: var(--orange);
    border-color: rgba(255,122,26,.24);
    background: rgba(255,122,26,.06);
  }

  .mini-tag--cyan {
    color: var(--cyan);
    border-color: rgba(33,212,194,.22);
    background: rgba(33,212,194,.06);
  }

  .stage-card h3 {
    font-size: 17px;
    font-weight: 700;
    margin: 0 0 6px;
  }

  .stage-card p {
    margin: 0;
    color: var(--text-sub);
    font-size: 13px;
    line-height: 1.8;
  }

  .stage-state {
    margin-top: 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--line-soft);
  }

  .stage-dot {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 12px;
    color: var(--text-weak);
  }

  .stage-dot:before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
  }

  .stage-dot--wait:before {
    background: var(--orange);
    box-shadow: 0 0 8px rgba(255,122,26,.3);
  }

  .stage-dot--live:before {
    background: var(--cyan);
    box-shadow: 0 0 8px rgba(33,212,194,.35);
  }

  .stage-dot--done:before {
    background: #7A8A9B;
  }

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

  .step-mini {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 20px 18px;
    position: relative;
    transition: transform .2s ease, border-color .2s ease;
  }

  .step-mini:hover {
    transform: translateY(-3px);
    border-color: var(--line);
  }

  .step-mini-num {
    width: 30px;
    height: 30px;
    border-radius: 9px;
    background: rgba(255,122,26,.1);
    color: var(--orange);
    font-size: 14px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
  }

  .step-mini h3 {
    margin: 0 0 6px;
    font-size: 15px;
    font-weight: 800;
  }

  .step-mini p {
    margin: 0;
    font-size: 13px;
    color: var(--text-sub);
    line-height: 1.7;
  }

  .join-panel {
    position: relative;
    overflow: hidden;
    border-radius: 18px;
    border: 1px solid rgba(255,255,255,.1);
    padding: 56px 28px 56px;
    background-size: cover;
    background-position: center;
  }

  .join-panel:before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(88deg, rgba(10,15,22,.97), rgba(10,15,22,.78) 60%, rgba(10,15,22,.42));
  }

  .join-inner {
    position: relative;
    z-index: 2;
    max-width: 690px;
  }

  .join-inner h2 {
    font-size: clamp(1.55rem, 1.7vw + 1rem, 2.4rem);
    font-weight: 800;
    line-height: 1.22;
    margin: 0 0 14px;
  }

  .join-inner p {
    color: var(--text-sub);
    margin: 0 0 24px;
    max-width: 560px;
  }

  .join-meta {
    position: absolute;
    right: 26px;
    top: 26px;
    z-index: 2;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
  }

  .cross-strip {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 18px 20px;
    margin-top: 18px;
  }

  .cross-strip p {
    margin: 0;
    color: var(--text-sub);
    font-size: 13px;
  }

  .cross-strip b {
    color: var(--text-main);
  }

  .faq-list {
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .faq-item {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 14px;
    transition: border-color .2s ease, background .2s ease;
  }

  .faq-item[open] {
    border-color: rgba(33,212,194,.3);
    background: var(--panel2);
  }

  .faq-item summary {
    list-style: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 18px 20px;
    color: var(--text-main);
    font-weight: 700;
    font-size: 15px;
    min-height: 56px;
    border-radius: 14px;
    user-select: none;
  }

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

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

  .faq-plus {
    width: 26px;
    height: 26px;
    flex: none;
    border: 1px solid var(--line);
    background: rgba(255,255,255,.04);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: transform .2s ease, border-color .2s ease;
  }

  .faq-plus:before,
  .faq-plus:after {
    content: "";
    position: absolute;
    background: currentColor;
    border-radius: 2px;
    transition: transform .2s ease;
  }

  .faq-plus:before {
    width: 10px;
    height: 1.6px;
  }

  .faq-plus:after {
    width: 1.6px;
    height: 10px;
  }

  .faq-item[open] .faq-plus {
    transform: rotate(180deg);
    border-color: rgba(255,122,26,.4);
    color: var(--orange);
  }

  .faq-item[open] .faq-plus:after {
    transform: scaleY(0);
  }

  .faq-answer {
    padding: 0 20px 20px;
    color: var(--text-sub);
    font-size: 14px;
    line-height: 1.9;
    margin: 0;
  }

  .site-footer {
    border-top: 1px solid var(--line-soft);
    background: var(--bg);
    padding: 58px 0 32px;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.4fr .8fr .8fr 1.2fr;
    gap: 40px;
  }

  .footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--text-main);
  }

  .side-logo-mark {
    width: 32px;
    height: 32px;
    border-radius: 9px;
    background: var(--orange);
    color: #0A0F16;
    font-weight: 900;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
  }

  .footer-domains {
    color: var(--text-weak);
    font-size: 13px;
    line-height: 1.8;
    margin: 8px 0 0;
  }

  .footer-title {
    color: var(--text-weak);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .14em;
    margin-bottom: 14px;
  }

  .footer-link {
    display: block;
    color: var(--text-sub);
    font-size: 14px;
    line-height: 2.4;
    transition: color .2s ease, padding-left .2s ease;
  }

  .footer-link:hover {
    color: var(--cyan);
    padding-left: 4px;
  }

  .footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 42px;
    padding-top: 20px;
    border-top: 1px solid var(--line-soft);
    color: var(--text-weak);
    font-size: 12px;
  }

  .footer-copyright {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
  }

  .footer-copyright .dot {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--text-weak);
  }

  @media (max-width: 1023px) {
    .route-section {
      grid-template-columns: 1fr;
      gap: 36px;
    }

    .route-meta {
      position: static;
    }
  }

  @media (max-width: 860px) {
    .steps-wrap {
      grid-template-columns: 1fr 1fr;
    }
  }

  @media (max-width: 640px) {
    .main-content {
      padding: 24px 16px 64px;
    }

    .container-x {
      padding-left: 16px;
      padding-right: 16px;
    }

    .route-section {
      padding: 40px 0;
    }

    .stage-item {
      padding: 0 0 26px 42px;
    }

    .stage-item .stage-num {
      width: 30px;
      height: 30px;
      font-size: 11px;
    }

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

    .route-title {
      font-size: 20px;
    }

    .stage-state {
      flex-direction: column;
      align-items: flex-start;
    }

    .footer-grid {
      grid-template-columns: 1fr 1fr;
      gap: 30px;
    }

    .join-panel {
      padding: 38px 18px;
    }

    .join-meta {
      position: static;
      margin-bottom: 16px;
    }

    .cross-strip {
      align-items: flex-start;
      flex-direction: column;
    }
  }

/* roulang page: category3 */
:root {
  --brand: #FF7A1A;
  --brand-hover: #FF9640;
  --brand-active: #E8620F;
  --cyan: #21D4C2;
  --cyan-hover: #41E7D2;
  --violet: #8A72FF;
  --bg: #0A0F16;
  --panel: #101820;
  --card: #151E2A;
  --card2: #1B2838;
  --line: rgba(255,255,255,0.08);
  --line-soft: rgba(255,255,255,0.06);
  --text: #EDF2F8;
  --muted: #A8B7C7;
  --dim: #6C7A8D;
  --radius-sm: 10px;
  --radius: 14px;
  --radius-lg: 18px;
  --shadow-card: 0 14px 30px rgba(0,0,0,0.24);
  --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.75;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, summary { font: inherit; }
summary { list-style: none; }
summary::-webkit-details-marker { display: none; }

.container-x {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}
.page-shell {
  min-height: 100vh;
  padding-left: 248px;
}
.section {
  padding-top: 80px;
  padding-bottom: 80px;
}
.section-soft {
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0) 100%);
}

/* Sidebar nav */
.side-nav {
  position: fixed;
  inset: 0 auto 0 0;
  width: 248px;
  z-index: 60;
  background: #0F1620;
  border-right: 1px solid rgba(255,255,255,0.05);
  display: flex;
  flex-direction: column;
  padding: 22px 16px 18px;
}
.side-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 4px 16px;
  padding: 0 4px 16px;
  border-bottom: 1px solid var(--line-soft);
}
.side-logo-mark {
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  border-radius: 14px;
  background: linear-gradient(145deg, #FF9640, #E8620F);
  color: #10141A;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 900;
  box-shadow: 0 0 22px rgba(255,122,26,0.28);
}
.side-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.35;
}
.side-logo-text strong {
  color: #fff;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.02em;
}
.side-logo-text em {
  font-style: normal;
  font-size: 11px;
  color: rgba(255,255,255,0.38);
  letter-spacing: 0.04em;
}
.nav-stack {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
}
.nav-link {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 44px;
  padding: 0 12px;
  border-radius: 10px;
  color: rgba(237,242,248,0.64);
  font-size: 14px;
  font-weight: 500;
  transition: background 0.2s ease, color 0.2s ease, opacity 0.2s ease;
}
.nav-link:hover {
  background: rgba(255,255,255,0.04);
  color: #fff;
}
.nav-link .nav-icon {
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 20px;
}
.nav-link .nav-icon svg {
  width: 20px;
  height: 20px;
}
.nav-link.active {
  background: rgba(33,212,194,0.07);
  color: #fff;
  font-weight: 700;
}
.nav-link.active::before {
  content: "";
  position: absolute;
  left: -16px;
  top: 9px;
  bottom: 9px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--cyan);
  box-shadow: 0 0 14px rgba(33,212,194,0.5);
}
.side-version {
  margin-top: 16px;
  padding: 14px 8px 2px;
  border-top: 1px solid var(--line-soft);
  font-size: 11px;
  color: rgba(255,255,255,0.32);
  letter-spacing: 0.04em;
  line-height: 1.6;
}

/* Mobile header & drawer */
.mobile-topbar {
  display: none;
  position: sticky;
  top: 0;
  z-index: 70;
  height: 60px;
  background: rgba(10,15,22,0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line-soft);
  align-items: center;
  justify-content: space-between;
  padding: 0 18px;
}
.mobile-topbar-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  color: #fff;
  font-size: 15px;
}
.mobile-topbar-logo .top-mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(145deg, #FF9640, #E8620F);
  color: #10141A;
  display: grid;
  place-items: center;
  font-weight: 900;
}
.mobile-menu-btn {
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: transparent;
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.mobile-menu-btn svg {
  width: 21px;
  height: 21px;
}
.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
  z-index: 80;
}
.drawer-backdrop.open {
  opacity: 1;
  visibility: visible;
}
.mobile-drawer {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 90;
  width: 280px;
  background: #0F1620;
  padding: 22px 16px;
  transform: translateX(-100%);
  transition: transform 0.28s ease;
  overflow-y: auto;
  border-right: 1px solid var(--line);
}
.mobile-drawer.open {
  transform: translateX(0);
}
.drawer-close {
  position: absolute;
  top: 14px;
  right: 12px;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  background: transparent;
  color: rgba(255,255,255,0.8);
  border-radius: 10px;
  cursor: pointer;
}
body.no-scroll {
  overflow: hidden;
}

/* Typography & labels */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  margin-bottom: 14px;
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--cyan);
  border-radius: 999px;
  opacity: 0.8;
}
.section-head {
  margin-bottom: 30px;
}
.section-title {
  color: #fff;
  font-size: clamp(1.4rem, 1.6vw + 0.9rem, 2rem);
  line-height: 1.2;
  font-weight: 800;
  margin: 0 0 8px;
}
.section-sub {
  color: var(--muted);
  max-width: 640px;
  font-size: 14px;
}

/* Buttons */
.btn-primary,
.btn-ghost,
.link-text {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 800;
  line-height: 1.2;
  cursor: pointer;
  transition: background 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease, color 0.22s ease, transform 0.15s ease;
}
.btn-primary {
  background: var(--brand);
  color: #101820;
  border: 1px solid rgba(0,0,0,0.1);
}
.btn-primary:hover {
  background: var(--brand-hover);
  color: #101820;
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(255,122,26,0.22);
}
.btn-primary:active {
  background: var(--brand-active);
  transform: scale(0.98);
}
.btn-ghost {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.28);
  color: #fff;
}
.btn-ghost:hover {
  border-color: var(--brand);
  color: #fff;
  transform: translateY(-1px);
}
.btn-ghost:active {
  transform: scale(0.98);
}
.btn-small {
  min-height: 36px;
  padding: 8px 16px;
  border-radius: 9px;
  font-size: 13px;
}
.link-text {
  display: inline-flex;
  min-height: 34px;
  padding: 0;
  color: var(--cyan);
  font-weight: 700;
  background: transparent;
}
.link-text svg {
  width: 15px;
  height: 15px;
  transition: transform 0.2s ease;
}
.link-text:hover {
  color: var(--cyan-hover);
}
.link-text:hover svg {
  transform: translateX(3px);
}

/* Tags and chips */
.tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.4;
  white-space: nowrap;
}
.tag-orange {
  color: #FFD3A6;
  background: rgba(255,122,26,0.18);
  border: 1px solid rgba(255,122,26,0.34);
}
.tag-cyan {
  color: #B7F5EF;
  background: rgba(33,212,194,0.14);
  border: 1px solid rgba(33,212,194,0.30);
}
.tag-violet {
  color: #D5CDFF;
  background: rgba(138,114,255,0.16);
  border: 1px solid rgba(138,114,255,0.34);
}

/* Status pulse / glow dot */
.pulse-dot {
  position: relative;
  display: inline-flex;
  width: 8px;
  height: 8px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 0 rgba(255,122,26,0.6);
  animation: pulseGlow 2.4s ease-out infinite;
}
@keyframes pulseGlow {
  0% { box-shadow: 0 0 0 0 rgba(255,122,26,0.6); }
  70% { box-shadow: 0 0 0 9px rgba(255,122,26,0); }
  100% { box-shadow: 0 0 0 0 rgba(255,122,26,0); }
}

/* Category hero */
.cat-hero {
  position: relative;
  min-height: 300px;
  display: flex;
  align-items: center;
  padding: 60px 0;
  background:
    radial-gradient(circle at 78% 30%, rgba(138,114,255,0.16), transparent 30%),
    radial-gradient(circle at 12% 88%, rgba(33,212,194,0.10), transparent 34%),
    linear-gradient(180deg, rgba(255,255,255,0.02), transparent),
    url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
}
.cat-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(8,13,20,0.68);
  z-index: 0;
}
.cat-hero .container-x {
  position: relative;
  z-index: 2;
}
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: rgba(237,242,248,0.62);
  margin-bottom: 16px;
}
.breadcrumbs a {
  color: rgba(255,255,255,0.72);
  transition: color 0.2s ease;
}
.breadcrumbs a:hover {
  color: var(--brand-hover);
}
.breadcrumbs .sep {
  color: rgba(255,255,255,0.25);
}
.cat-hero-title {
  color: #fff;
  font-size: clamp(2.2rem, 4vw + 1rem, 3.6rem);
  font-weight: 900;
  line-height: 1.1;
  margin: 0 0 14px;
}
.cat-hero-lead {
  max-width: 680px;
  color: rgba(237,242,248,0.80);
  font-size: 15px;
  margin: 0 0 26px;
}
.cat-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* Reward strip */
.reward-strip {
  position: relative;
  z-index: 3;
  margin: -28px 0 0;
}
.reward-strip-inner {
  background: linear-gradient(135deg, #FF8B2E, #F25F0C);
  border-radius: var(--radius-lg);
  color: #0F1620;
  padding: 22px 26px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
  box-shadow: 0 18px 34px rgba(255,122,26,0.16);
}
.reward-strip-copy {
  flex: 1 1 320px;
}
.reward-strip-copy .strip-title {
  font-size: 17px;
  font-weight: 900;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.reward-strip-copy .strip-desc {
  font-size: 13px;
  font-weight: 600;
  color: rgba(15,22,32,0.82);
  margin: 3px 0 0;
}
.reward-strip-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.strip-stat {
  min-width: 92px;
  background: rgba(255,255,255,0.18);
  border: 1px solid rgba(255,255,255,0.24);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
}
.strip-stat strong {
  display: block;
  font-size: 20px;
  font-weight: 900;
  line-height: 1.2;
}
.strip-stat span {
  font-size: 12px;
  font-weight: 700;
}

/* Ledger section */
.ledger-wrap {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.ledger-item {
  display: grid;
  grid-template-columns: 96px minmax(190px, 1fr) minmax(220px, 1.3fr) auto 92px;
  gap: 20px;
  align-items: center;
  padding: 20px 4px;
  border-bottom: 1px solid var(--line-soft);
  transition: background 0.2s ease;
}
.ledger-item:last-child {
  border-bottom: none;
}
.ledger-item:hover {
  background: rgba(255,255,255,0.015);
}
.ledger-thumb {
  width: 96px;
  height: 68px;
  border-radius: 12px;
  overflow: hidden;
  background: var(--card2);
  border: 1px solid var(--line-soft);
}
.ledger-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.ledger-name {
  min-width: 0;
}
.ledger-name h3 {
  font-size: 16px;
  font-weight: 800;
  color: #fff;
  margin: 7px 0 0;
  line-height: 1.4;
}
.ledger-cond {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}
.ledger-cond svg {
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
  margin-top: 3px;
  color: var(--cyan);
}
.ledger-stock {
  font-size: 13px;
  color: #D7DEE9;
  white-space: nowrap;
  font-weight: 600;
  text-align: right;
}
.ledger-cta {
  justify-self: end;
}

/* Info grid after ledger */
.info-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.info-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  min-height: 160px;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.info-card:hover {
  border-color: rgba(33,212,194,0.3);
  transform: translateY(-2px);
  box-shadow: 0 16px 30px rgba(0,0,0,0.18);
}
.info-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  margin-bottom: 14px;
  color: var(--brand);
  background: rgba(255,122,26,0.12);
  border: 1px solid rgba(255,122,26,0.18);
}
.info-icon.cyan {
  color: var(--cyan);
  background: rgba(33,212,194,0.1);
  border-color: rgba(33,212,194,0.16);
}
.info-icon.violet {
  color: var(--violet);
  background: rgba(138,114,255,0.12);
  border-color: rgba(138,114,255,0.18);
}
.info-icon svg {
  width: 20px;
  height: 20px;
}
.info-card h3 {
  font-size: 15px;
  color: #fff;
  font-weight: 800;
  margin: 0 0 8px;
}
.info-card p {
  font-size: 13px;
  color: var(--muted);
  margin: 0;
}

/* Claim flow */
.flow-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  counter-reset: flow;
}
.flow-step {
  position: relative;
  background: var(--card2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px 24px 22px;
  overflow: hidden;
}
.flow-step::after {
  counter-increment: flow;
  content: "0" counter(flow);
  position: absolute;
  top: 10px;
  right: 16px;
  font-size: 44px;
  font-weight: 900;
  color: rgba(255,255,255,0.04);
  line-height: 1;
}
.flow-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: rgba(33,212,194,0.1);
  color: var(--cyan);
  border: 1px solid rgba(33,212,194,0.14);
  margin-bottom: 14px;
}
.flow-icon.violet {
  background: rgba(138,114,255,0.1);
  color: var(--violet);
  border-color: rgba(138,114,255,0.14);
}
.flow-icon.orange {
  background: rgba(255,122,26,0.1);
  color: var(--brand);
  border-color: rgba(255,122,26,0.14);
}
.flow-icon svg {
  width: 21px;
  height: 21px;
}
.flow-title {
  color: #fff;
  font-size: 16px;
  font-weight: 800;
  margin: 0 0 8px;
}
.flow-text {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
  margin: 0;
}

/* CTA band */
.cta-band {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  padding: 54px 48px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  background:
    radial-gradient(circle at 20% 30%, rgba(33,212,194,0.16), transparent 36%),
    linear-gradient(rgba(10,15,22,0.82), rgba(10,15,22,0.82)),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  border: 1px solid var(--line);
}
.cta-copy {
  flex: 1 1 360px;
}
.cta-copy h2 {
  color: #fff;
  font-size: clamp(1.5rem, 1.4vw + 1rem, 2.1rem);
  font-weight: 900;
  margin: 0 0 8px;
  line-height: 1.3;
}
.cta-copy p {
  color: rgba(237,242,248,0.75);
  font-size: 14px;
  margin: 0;
}
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

/* More card */
.more-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.more-card {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 34px 34px 30px;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  border: 1px solid var(--line);
}
.more-card.events {
  background:
    radial-gradient(circle at 80% 20%, rgba(255,122,26,0.18), transparent 45%),
    linear-gradient(rgba(10,15,22,0.86), rgba(18,24,35,0.88)),
    url('/assets/images/coverpic/cover-3.webp') center/cover no-repeat;
}
.more-card.news {
  background:
    radial-gradient(circle at 72% 30%, rgba(33,212,194,0.14), transparent 48%),
    linear-gradient(rgba(10,15,22,0.86), rgba(18,24,35,0.88)),
    url('/assets/images/coverpic/cover-2.webp') center/cover no-repeat;
}
.more-card .eyebrow {
  margin-bottom: 8px;
}
.more-card h3 {
  color: #fff;
  font-size: 24px;
  font-weight: 900;
  margin: 0 0 8px;
}
.more-card p {
  color: var(--muted);
  max-width: 440px;
  font-size: 14px;
  margin: 0 0 20px;
}

/* FAQ */
.faq-list {
  max-width: 860px;
}
.faq-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color 0.2s ease;
}
.faq-item[open] {
  border-color: rgba(33,212,194,0.36);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 20px;
  cursor: pointer;
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
}
.faq-icon {
  position: relative;
  flex: 0 0 24px;
  width: 24px;
  height: 24px;
  border-radius: 7px;
  border: 1px solid var(--line);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}
.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  background: var(--muted);
  border-radius: 3px;
  transition: background 0.2s ease, transform 0.2s ease;
}
.faq-icon::before {
  width: 10px;
  height: 2px;
}
.faq-icon::after {
  width: 2px;
  height: 10px;
}
.faq-item[open] .faq-icon {
  transform: rotate(45deg);
  border-color: rgba(33,212,194,0.45);
  background: rgba(33,212,194,0.08);
}
.faq-item[open] .faq-icon::before,
.faq-item[open] .faq-icon::after {
  background: var(--cyan);
}
.faq-answer {
  padding: 0 20px 20px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
  margin: 0;
}

/* Footer */
.site-footer {
  background: #070C13;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 48px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
  gap: 30px;
  padding-bottom: 34px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 16px;
  font-weight: 800;
  color: #fff;
}
.footer-brand .side-logo-mark {
  width: 40px;
  height: 40px;
  flex-basis: 40px;
  font-size: 20px;
}
.footer-domains {
  color: rgba(237,242,248,0.44);
  font-size: 13px;
  line-height: 1.75;
  margin: 16px 0 0;
}
.footer-title {
  color: rgba(255,255,255,0.78);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 12px;
}
.footer-link {
  display: block;
  width: fit-content;
  color: rgba(237,242,248,0.56);
  font-size: 13px;
  line-height: 2.1;
  margin: 0;
  transition: color 0.2s ease;
}
.footer-link:hover {
  color: var(--cyan-hover);
}
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,0.06);
  color: rgba(237,242,248,0.32);
  font-size: 12px;
}
.footer-copyright {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: rgba(255,255,255,0.28);
}

/* Media queries */
@media (max-width: 1023px) {
  .side-nav { display: none; }
  .mobile-topbar { display: flex; }
  .page-shell { padding-left: 0; }
  .section { padding-top: 56px; padding-bottom: 56px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767px) {
  .cat-hero { padding: 44px 0 54px; min-height: auto; }
  .cat-hero-title { font-size: clamp(2rem, 10vw, 3rem); }
  .ledger-item { grid-template-columns: 88px 1fr; gap: 12px 16px; padding: 18px 0; }
  .ledger-thumb { width: 88px; height: 62px; }
  .ledger-stock { grid-column: 2; text-align: left; justify-self: start; }
  .ledger-cta { grid-column: 2; justify-self: start; }
  .info-grid { grid-template-columns: repeat(2, 1fr); }
  .flow-grid { grid-template-columns: 1fr; }
  .more-grid { grid-template-columns: 1fr; }
  .cta-band { padding: 40px 22px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
}
@media (max-width: 480px) {
  .container-x { padding-left: 18px; padding-right: 18px; }
  .info-grid { grid-template-columns: 1fr; }
  .cat-hero-actions { width: 100%; }
  .cat-hero-actions .btn-primary,
  .cat-hero-actions .btn-ghost { width: 100%; }
  .reward-strip-inner { padding: 18px; }
  .strip-stat { flex: 1 1 38%; }
}