/* roulang page: index */
:root {
  --color-primary: #2B5FA8;
  --color-primary-dark: #1D4278;
  --color-primary-soft: #EAF1F9;
  --color-accent: #C99A3C;
  --color-bg: #ffffff;
  --color-surface: #F5F8FC;
  --color-text: #1F2D3D;
  --color-text-light: #5C6F84;
  --color-line: #E3EAF2;
  --shadow-card: 0 10px 30px rgba(37, 80, 140, 0.08);
  --shadow-hover: 0 16px 40px rgba(37, 80, 140, 0.13);
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 999px;
  --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

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

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

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

button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  border: none;
  outline: none;
}

.wrap {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding-top: clamp(64px, 8vw, 112px);
  padding-bottom: clamp(64px, 8vw, 112px);
}

.section-title {
  font-size: clamp(26px, 3.2vw, 34px);
  line-height: 1.3;
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.section-desc {
  font-size: 16px;
  color: var(--color-text-light);
  max-width: 720px;
  line-height: 1.8;
}

.text-main {
  color: var(--color-primary);
}

.muted {
  color: var(--color-text-light);
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 24px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  line-height: 1;
  transition: background .25s ease, color .25s ease, transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  cursor: pointer;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 8px 20px rgba(43, 95, 168, 0.18);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(43, 95, 168, 0.24);
}

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

.btn-primary:focus-visible {
  outline: 3px solid rgba(43, 95, 168, .35);
  outline-offset: 2px;
}

.btn-secondary {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, .75);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, .12);
  color: #fff;
  border-color: #fff;
  transform: translateY(-2px);
}

.btn-secondary:focus-visible {
  outline: 3px solid rgba(255, 255, 255, .4);
  outline-offset: 2px;
}

.btn-ghost {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}

.btn-ghost:hover {
  background: var(--color-primary-soft);
  transform: translateY(-2px);
}

/* 标签 */
.tag,
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  padding: 4px 14px;
  border: 1px solid rgba(43, 95, 168, .2);
  color: var(--color-primary);
  background: #fff;
  line-height: 1.5;
}

.chip-dark {
  color: #fff;
  border-color: rgba(255, 255, 255, .45);
  background: transparent;
}

/* 公告条 */
.site-ticker {
  background: #f4f7fc;
  border-bottom: 1px solid var(--color-line);
  font-size: 14px;
}

.ticker-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 44px;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.ticker-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--color-text);
}

.ticker-label::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-accent);
}

.ticker-text {
  color: var(--color-text-light);
}

.ticker-chips {
  display: flex;
  align-items: center;
  gap: 8px;
}

.chip-ticker {
  padding: 3px 13px;
  font-weight: 600;
  font-size: 13px;
}

.chip-ticker:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
}

.chip-ticker:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  box-shadow: none;
  transition: box-shadow .3s ease, border-color .3s ease;
}

.site-header.is-sticky {
  border-bottom-color: var(--color-line);
  box-shadow: 0 6px 20px rgba(31, 45, 61, .05);
}

.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand {
  flex: 0 0 auto;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--color-primary);
  color: #fff;
  font-weight: 800;
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: -0.03em;
  box-shadow: 0 8px 16px rgba(43, 95, 168, .22);
}

.brand-text {
  font-weight: 800;
  font-size: 22px;
  color: var(--color-text);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.brand-sub {
  font-size: 11px;
  color: var(--color-text-light);
  letter-spacing: .22em;
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: 20px;
}

.nav-item {
  position: relative;
  padding: 6px 2px;
  font-size: 15px;
  color: var(--color-text-light);
  font-weight: 500;
  transition: color .22s ease;
}

.nav-item::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  border-radius: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .25s ease;
}

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

.nav-item:hover::after {
  transform: scaleX(1);
}

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

.nav-item.active::after {
  transform: scaleX(1);
}

.header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.btn-login {
  min-height: 40px;
  padding: 0 18px;
  font-size: 14px;
}

.header-burger {
  display: none;
  width: 44px;
  height: 44px;
  justify-content: center;
  align-items: center;
  border-radius: 10px;
  cursor: pointer;
  background: transparent;
  color: var(--color-text);
  flex-direction: column;
  gap: 5px;
}

.header-burger span {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform .25s ease, opacity .25s ease;
}

.mobile-nav {
  display: none;
}

/* Hero */
.hero {
  position: relative;
  color: #fff;
  background-color: var(--color-primary-dark);
  background-image:
    linear-gradient(115deg, rgba(29, 66, 120, .92) 0%, rgba(43, 95, 168, .72) 52%, rgba(43, 95, 168, .18) 100%),
    url("/assets/images/backpic/back-1.jpg");
  background-size: cover;
  background-position: center 30%;
  overflow: hidden;
}

.hero-pattern {
  position: absolute;
  inset: auto auto -120px -80px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  min-height: 650px;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  align-items: center;
  gap: 56px;
  padding: 80px 0;
}

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

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .25);
  border-radius: var(--radius-pill);
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(32px, 5vw, 48px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.hero p.lead {
  font-size: 17px;
  line-height: 1.9;
  opacity: .91;
  margin: 24px 0 32px;
  max-width: 560px;
}

.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 32px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

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

.video-stage {
  position: relative;
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 24px 70px rgba(0, 0, 0, .25);
  aspect-ratio: 16 / 10;
  background: #10233d;
}

.video-stage img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .9;
}

.video-stage::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13, 30, 55, .35), transparent 60%);
}

.play-mask {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.play-button {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .22);
  border: 1px solid rgba(255, 255, 255, .75);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all .25s ease;
  backdrop-filter: blur(4px);
  color: #fff;
}

.play-button:hover {
  background: rgba(255, 255, 255, .38);
  transform: scale(1.05);
}

.play-button span {
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 11px 0 11px 20px;
  border-color: transparent transparent transparent #fff;
  margin-left: 4px;
}

.floating-note {
  position: absolute;
  left: -24px;
  bottom: -18px;
  background: #fff;
  color: var(--color-text);
  border-radius: 14px;
  padding: 14px 18px;
  box-shadow: var(--shadow-card);
  font-size: 14px;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 10px;
}

.note-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #52b788;
}

/* 指标看板 */
.metric-section {
  background: #f7fafd;
}

.sec-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 30px;
  margin-bottom: 42px;
  flex-wrap: wrap;
}

.sec-head h2 {
  font-size: clamp(26px, 3.2vw, 34px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.sec-head p {
  margin-top: 10px;
  color: var(--color-text-light);
}

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

.metric-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 32px 24px;
  transition: transform .25s ease, box-shadow .25s ease;
}

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

.example-tag {
  position: absolute;
  right: 14px;
  top: 14px;
  background: var(--color-surface);
  color: var(--color-text-light);
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--color-line);
}

.metric-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
}

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

.metric-value {
  font-size: 52px;
  font-weight: 800;
  line-height: 1;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.05em;
}

.metric-label {
  margin-top: 15px;
  font-weight: 700;
  font-size: 17px;
}

.metric-desc {
  margin-top: 9px;
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* 服务矩阵 */
.services {
  background: var(--color-bg);
}

.matrix-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  grid-auto-rows: minmax(220px, auto);
  gap: 20px;
}

.matrix-card {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-card);
  padding: 32px;
  transition: transform .25s ease, box-shadow .25s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
  min-height: 100%;
  position: relative;
  overflow: hidden;
}

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

.matrix-main {
  grid-row: span 2;
  background: linear-gradient(145deg, var(--color-primary-dark), #173d75 70%, #23518f);
  color: #fff;
  border: 0;
  justify-content: space-between;
}

.matrix-main .card-icon {
  background: rgba(255, 255, 255, .15);
  color: #fff;
}

.matrix-card.has-bg {
  background-image: linear-gradient(120deg, rgba(255,255,255,.95) 0%, rgba(255,255,255,.75) 100%),
    url("/assets/images/backpic/back-3.jpg");
  background-size: cover;
  background-position: center;
}

.card-icon {
  width: 54px;
  height: 54px;
  border-radius: 16px;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  margin-bottom: 22px;
}

.card-icon svg {
  width: 24px;
  height: 24px;
}

.matrix-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin: 4px 0 12px;
  line-height: 1.4;
}

.matrix-card p {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 16px;
}

.matrix-card .card-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
  align-items: center;
}

.card-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  color: var(--color-primary);
  font-size: 15px;
  transition: gap .25s ease;
}

.card-arrow:hover {
  gap: 12px;
}

.matrix-card .white-link {
  color: #fff;
}

.matrix-card .white-link span {
  background: rgba(255,255,255,.18);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* 对比 */
.compare-section {
  background: var(--color-surface);
}

.compare-head-row {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  align-items: end;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.compare-grid {
  display: grid;
  grid-template-columns: 1fr 72px 1fr;
  align-items: stretch;
  gap: 0;
}

.compare-card {
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 34px;
  box-shadow: var(--shadow-card);
  transition: transform .25s ease, box-shadow .25s ease;
}

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

.compare-card.recommend {
  background: var(--color-primary-soft);
  border-color: rgba(43, 95, 168, .34);
  box-shadow: 0 14px 40px rgba(43, 95, 168, .12);
  position: relative;
}

.compare-vs {
  display: flex;
  align-items: center;
  justify-content: center;
}

.vs-badge {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  background: #fff;
  color: var(--color-primary);
  border: 1px solid var(--color-line);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(37, 80, 140, .1);
  font-size: 18px;
  letter-spacing: .02em;
}

.recommend-badge {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
  letter-spacing: .04em;
}

.compare-card h3 {
  font-size: 21px;
  font-weight: 800;
  margin-bottom: 18px;
}

.compare-card ul {
  list-style: none;
  display: grid;
  gap: 14px;
  margin-bottom: 24px;
}

.compare-card li {
  display: flex;
  gap: 10px;
  line-height: 1.7;
  color: var(--color-text);
  font-size: 15px;
}

.compare-card li .ico {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  margin-top: 2px;
}

.compare-card li .ico.no {
  background: #f0e3e4;
  color: #b55355;
}

.compare-card li .ico.yes {
  background: #dcebe4;
  color: #277456;
}

.compare-foot {
  margin-top: auto;
  border-top: 1px solid var(--color-line);
  padding-top: 18px;
  font-weight: 700;
  color: var(--color-primary);
}

.compare-card.recommend .compare-foot {
  border-top-color: rgba(43, 95, 168, .18);
}

/* 资讯排行榜 */
.updates {
  background: #fff;
}

.updates-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 24px;
  align-items: start;
}

.updates-list {
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.update-item {
  display: flex;
  gap: 18px;
  padding: 24px 28px;
  align-items: center;
  border-bottom: 1px solid var(--color-line);
  transition: background .22s ease;
}

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

.update-item:hover {
  background: var(--color-surface);
}

.update-thumb {
  width: 132px;
  height: 82px;
  flex-shrink: 0;
  border-radius: 10px;
  object-fit: cover;
  background: var(--color-primary-soft);
}

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

.update-info h3 {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.update-info h3 a:hover {
  color: var(--color-primary);
}

.update-meta {
  font-size: 13px;
  color: var(--color-text-light);
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-top: 12px;
}

.side-rank {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.rank-title {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 20px;
}

.rank-list {
  display: grid;
  gap: 6px;
}

.rank-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 10px;
  border-radius: 10px;
}

.rank-item:hover {
  background: #fff;
}

.rank-num {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #dfe6f1;
  color: var(--color-text-light);
  font-weight: 800;
  font-size: 13px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.rank-item:nth-child(-n+3) .rank-num {
  background: var(--color-primary);
  color: #fff;
}

.rank-item span {
  font-size: 14px;
  line-height: 1.4;
  font-weight: 500;
}

/* FAQ */
.faq-section {
  background: var(--color-bg);
  padding-top: clamp(56px, 8vw, 104px);
  padding-bottom: clamp(72px, 8vw, 112px);
}

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

.faq-list {
  display: grid;
  gap: 16px;
  margin-top: 48px;
}

.faq-item {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: 0 5px 18px rgba(37, 80, 140, .04);
  overflow: hidden;
  transition: border-color .25s ease, box-shadow .25s ease;
}

.faq-item[open] {
  border-color: rgba(43, 95, 168, .3);
  box-shadow: var(--shadow-card);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  padding: 22px 24px;
  font-size: 17px;
  font-weight: 700;
  transition: color .2s ease;
}

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

.faq-item summary .icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  flex-shrink: 0;
  margin-left: auto;
  color: var(--color-primary);
  border: 1px solid rgba(43, 95, 168, .2);
  border-radius: 50%;
  transition: transform .2s ease, background .2s ease;
  font-size: 15px;
  font-weight: 400;
}

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

.faq-item[open] summary {
  color: var(--color-primary);
}

.faq-item .answer {
  padding: 0 26px 24px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--color-text-light);
}

/* 转化表单 */
.cta-section {
  padding-top: clamp(60px, 8vw, 100px);
  padding-bottom: clamp(72px, 8vw, 112px);
  background: var(--color-surface);
}

.cta-card {
  border-radius: 24px;
  overflow: hidden;
  background: var(--color-primary-dark);
  color: #fff;
  display: grid;
  grid-template-columns: 5fr 7fr;
  min-height: 520px;
  box-shadow: 0 24px 70px rgba(29, 66, 120, .26);
}

.cta-visit {
  padding: 48px;
  background-image: linear-gradient(150deg, rgba(29, 66, 120, .64), rgba(43, 95, 168, .24)),
    url("/assets/images/backpic/back-4.jpg");
  background-size: cover;
  background-position: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.cta-visit h2 {
  font-size: clamp(25px, 3vw, 34px);
  line-height: 1.35;
  font-weight: 800;
  max-width: 420px;
  margin-bottom: 18px;
}

.cta-visit p {
  color: rgba(255, 255, 255, .85);
  line-height: 1.85;
  font-size: 16px;
  max-width: 420px;
}

.cta-features {
  margin-top: 28px;
  display: grid;
  gap: 13px;
}

.cta-features span {
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 14px;
  color: rgba(255, 255, 255, .9);
}

.cta-features span i {
  width: 21px;
  height: 21px;
  border-radius: 50%;
  background: rgba(255,255,255,.18);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-style: normal;
  flex-shrink: 0;
}

.cta-form-wrap {
  background: #fff;
  color: var(--color-text);
  padding: 48px 46px;
}

.cta-form-wrap h3 {
  font-size: 23px;
  font-weight: 800;
}

.cta-form-wrap > p {
  margin: 8px 0 28px;
  color: var(--color-text-light);
  font-size: 14px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  border: 1px solid var(--color-line);
  border-radius: 12px;
  padding: 13px 16px;
  font-size: 15px;
  background: #fff;
  transition: border-color .2s ease, box-shadow .2s ease;
  color: var(--color-text);
}

.form-group textarea {
  resize: vertical;
  min-height: 108px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #a7b3c3;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(43, 95, 168, .15);
}

.form-note {
  font-size: 12px;
  color: var(--color-text-light);
  margin-top: 12px;
}

.form-success {
  display: none;
  background: #e6f4ea;
  border: 1px solid #ccdfd3;
  color: #1e6a3e;
  border-radius: 10px;
  padding: 14px 16px;
  font-size: 14px;
  margin-bottom: 18px;
}

.form-actions {
  margin-top: 22px;
}

/* Footer */
.site-footer {
  background: #16283d;
  color: #c6d2df;
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 44px;
}

.footer-brand-logo {
  color: #fff;
  font-size: 22px;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-brand-logo small {
  font-weight: 500;
  font-size: 12px;
  letter-spacing: .25em;
  color: rgba(255,255,255,.55);
}

.footer-desc {
  color: rgba(255,255,255,.65);
  font-size: 14px;
  line-height: 1.85;
  margin-top: 18px;
  max-width: 330px;
}

.footer-col h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: .02em;
}

.footer-col ul {
  list-style: none;
  display: grid;
  gap: 11px;
}

.footer-col ul a {
  color: rgba(255,255,255,.62);
  font-size: 14px;
  transition: color .2s ease, transform .2s ease;
  display: inline-block;
}

.footer-col ul a:hover {
  color: #fff;
  transform: translateX(3px);
}

.footer-bottom {
  margin-top: 46px;
  border-top: 1px solid rgba(255,255,255,.12);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: 13px;
  color: rgba(255,255,255,.45);
  flex-wrap: wrap;
}

.footer-bottom-links {
  display: flex;
  gap: 18px;
}

.footer-bottom-links a {
  color: rgba(255,255,255,.5);
}

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

/* 响应式 */
@media (max-width: 1200px) {
  .matrix-grid {
    grid-template-columns: 1fr 1fr;
  }

  .matrix-main {
    grid-row: span 2;
  }

  .updates-layout {
    grid-template-columns: 1fr 300px;
  }
}

@media (max-width: 992px) {
  .main-nav {
    gap: 16px;
    margin-left: 10px;
  }

  .header-inner {
    gap: 18px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 56px 0 64px;
  }

  .hero-show {
    max-width: 620px;
    width: 100%;
    margin: 0 auto;
  }

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

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

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

  .updates-layout {
    grid-template-columns: 1fr;
  }

  .side-rank {
    order: 2;
  }
}

@media (max-width: 768px) {
  .ticker-inner {
    justify-content: center;
    padding: 8px 0;
  }

  .ticker-text {
    max-width: 100%;
  }

  .header-cta-btns .btn {
    display: none;
  }

  .main-nav,
  .header-actions {
    display: none;
  }

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

  .header-inner {
    min-height: 68px;
  }

  .mobile-nav {
    display: block;
    position: fixed;
    inset: 0;
    background: #fff;
    z-index: 120;
    padding: 28px 22px;
    transform: translateX(100%);
    transition: transform .3s ease;
  }

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

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

  .mobile-nav-close {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    background: var(--color-surface);
    border-radius: 12px;
    cursor: pointer;
  }

  .mobile-nav-list {
    display: grid;
    gap: 6px;
  }

  .mobile-nav-list a {
    display: block;
    padding: 14px 10px;
    border-radius: 10px;
    font-size: 17px;
    font-weight: 600;
    color: var(--color-text);
  }

  .mobile-nav-list a.active {
    background: var(--color-primary-soft);
    color: var(--color-primary);
  }

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

  .matrix-main {
    grid-row: span 1;
  }

  .compare-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .compare-vs {
    order: -1;
  }

  .cta-visit,
  .cta-form-wrap {
    padding: 32px 22px;
  }

  .update-item {
    flex-direction: column;
    align-items: flex-start;
    padding: 18px;
  }

  .update-thumb {
    width: 100%;
    height: 160px;
  }

  .update-info h3 {
    white-space: normal;
  }

  .section {
    padding-top: 56px;
    padding-bottom: 56px;
  }

  .hero-inner {
    min-height: 0;
  }

  .hero p.lead {
    font-size: 15px;
  }

  .faq-item summary {
    font-size: 15px;
    padding: 18px 16px;
  }

  .faq-item .answer {
    padding: 0 16px 20px;
    font-size: 14px;
  }
}

@media (max-width: 576px) {
  .wrap {
    padding-left: 16px;
    padding-right: 16px;
  }

  .ticker-chips {
    width: 100%;
    justify-content: center;
  }

  .chip-ticker {
    font-size: 12px;
    padding: 2px 11px;
  }

  .brand-text {
    font-size: 20px;
  }

  .brand-sub {
    letter-spacing: .12em;
  }

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

  .metric-value {
    font-size: 42px;
  }

  .matrix-card,
  .compare-card,
  .side-rank {
    padding: 20px 18px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

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

  .float-note {
    left: 0;
  }

  .hero-btns .btn,
  .header-cta-btns .btn {
    width: 100%;
  }

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

  .compare-grid {
    gap: 14px;
  }
}

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

/* roulang page: category1 */
:root {
  --color-primary: #2B5FA8;
  --color-primary-dark: #1D4278;
  --color-primary-soft: #EAF1F9;
  --color-accent: #C99A3C;
  --color-bg: #ffffff;
  --color-surface: #F5F8FC;
  --color-text: #1F2D3D;
  --color-text-light: #5C6F84;
  --color-line: #E3EAF2;
  --shadow-card: 0 10px 30px rgba(37, 80, 140, 0.08);
  --shadow-hover: 0 16px 40px rgba(37, 80, 140, 0.13);
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 999px;
  --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", sans-serif;
}
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img {
  max-width: 100%;
  display: block;
  border: 0;
}
a {
  color: inherit;
  text-decoration: none;
}
ul,
ol {
  list-style: none;
}
button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  border: none;
  outline: none;
}
.wrap {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 24px;
}
.section {
  padding-top: clamp(64px, 8vw, 112px);
  padding-bottom: clamp(64px, 8vw, 112px);
}
.section-title {
  font-size: clamp(26px, 3.2vw, 34px);
  line-height: 1.3;
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -0.02em;
}
.section-desc {
  font-size: 16px;
  color: var(--color-text-light);
  max-width: 720px;
  line-height: 1.8;
}
.text-main {
  color: var(--color-primary);
}
.muted {
  color: var(--color-text-light);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 24px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  line-height: 1;
  transition: background .25s ease, color .25s ease, transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  cursor: pointer;
  text-align: center;
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 8px 20px rgba(43, 95, 168, 0.18);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(43, 95, 168, 0.24);
}
.btn-primary:active {
  transform: translateY(0);
  background: var(--color-primary-dark);
}
.btn-primary:focus-visible {
  outline: 3px solid rgba(43, 95, 168, .35);
  outline-offset: 2px;
}
.btn-ghost {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}
.btn-ghost:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
  transform: translateY(-2px);
}
.btn-ghost:active {
  transform: translateY(0);
  background: var(--color-primary-soft);
}
.btn-ghost:focus-visible {
  outline: 3px solid rgba(43, 95, 168, .3);
  outline-offset: 2px;
}
.btn-login {
  min-height: 40px;
  padding: 0 18px;
  font-size: 14px;
}
.tag,
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  padding: 4px 14px;
  border: 1px solid rgba(43, 95, 168, .2);
  color: var(--color-primary);
  background: #fff;
  line-height: 1.5;
}
.ticker-chips {
  display: flex;
  align-items: center;
  gap: 8px;
}
.chip-ticker {
  padding: 3px 13px;
  font-weight: 600;
  font-size: 13px;
}
.chip-ticker:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
}
.chip-ticker:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}
/* ===== 公告条 ===== */
.top-ticker {
  position: relative;
  z-index: 85;
  background: #F4F7FC;
  border-bottom: 1px solid #E8EDF6;
}
.ticker-inner {
  min-height: 44px;
  display: flex;
  align-items: center;
  gap: 16px;
  padding-block: 6px;
}
.ticker-label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-primary-dark);
  flex-shrink: 0;
}
.ticker-label i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #D9534F;
  box-shadow: 0 0 0 3px rgba(217, 83, 79, .15);
  display: block;
}
.ticker-chips {
  margin-left: auto;
}
.ticker-note {
  font-size: 13px;
  color: var(--color-text-light);
  margin-left: auto;
}
/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: box-shadow .3s ease, border-color .3s ease;
}
.site-header.is-sticky {
  border-bottom-color: var(--color-line);
  box-shadow: 0 6px 20px rgba(31, 45, 61, .05);
}
.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 26px;
}
.brand {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--color-primary);
  color: #fff;
  font-weight: 800;
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 16px rgba(43, 95, 168, .22);
}
.brand-text {
  font-weight: 800;
  font-size: 22px;
  color: var(--color-text);
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.brand-sub {
  display: block;
  font-size: 11px;
  color: var(--color-text-light);
  letter-spacing: .22em;
  text-transform: uppercase;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  margin-left: 16px;
}
.nav-item {
  position: relative;
  padding: 6px 2px;
  font-size: 15px;
  color: var(--color-text-light);
  font-weight: 500;
  transition: color .22s ease;
}
.nav-item::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  border-radius: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .25s ease;
}
.nav-item:hover,
.nav-item.active {
  color: var(--color-primary);
}
.nav-item:hover::after,
.nav-item.active::after {
  transform: scaleX(1);
}
.nav-item.active {
  font-weight: 700;
}
.header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.header-burger {
  display: none;
  width: 44px;
  height: 44px;
  justify-content: center;
  align-items: center;
  border-radius: 10px;
  cursor: pointer;
  background: transparent;
  color: var(--color-text);
  flex-direction: column;
  gap: 5px;
}
.header-burger span {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform .25s ease, opacity .25s ease;
}
.header-burger.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.header-burger.is-open span:nth-child(2) {
  opacity: 0;
}
.header-burger.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 75;
  background: #fff;
  padding: 104px 24px 40px;
  flex-direction: column;
  gap: 6px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity .28s ease, visibility .28s ease, transform .28s ease;
}
.mobile-nav a.nav-item {
  padding: 14px 0;
  font-size: 20px;
  border-bottom: 1px solid #EDF1F6;
  color: var(--color-text);
}
.mobile-nav a.nav-item::after {
  display: none;
}
.mobile-nav a.nav-item.active {
  color: var(--color-primary);
  font-weight: 800;
}
.mobile-nav-actions {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  flex-wrap: wrap;
}
.mobile-nav-actions .btn {
  flex: 1 1 140px;
}
body.mobile-open {
  overflow: hidden;
}
body.mobile-open .mobile-nav {
  opacity: 1;
  visibility: visible;
  transform: none;
}
/* ===== 分类页头部 ===== */
.catalog-head {
  position: relative;
  border-bottom: 1px solid #F0F3F8;
  background: linear-gradient(118deg, rgba(245, 248, 252, .98) 0%, rgba(255, 255, 255, .9) 100%), url("/assets/images/backpic/back-3.jpg") center / cover no-repeat;
}
.crumb {
  padding-top: 28px;
}
.crumb-inner {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  color: var(--color-text-light);
}
.crumb-inner a {
  color: var(--color-primary);
  font-weight: 500;
}
.crumb-inner a:hover {
  color: var(--color-primary-dark);
}
.crumb-inner .sep {
  color: #A9B9C9;
}
.cat-head-main {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  padding-top: 30px;
  padding-bottom: 48px;
}
.cat-head-copy {
  max-width: 800px;
}
.cat-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--color-primary);
  font-weight: 700;
  margin-bottom: 12px;
}
.cat-eyebrow::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
}
.cat-head-copy h1 {
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: 14px;
}
.cat-head-copy p {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text-light);
  max-width: 760px;
}
.cat-head-aside {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}
.cat-head-aside .sub-desc {
  font-size: 13px;
  color: #8A9BB0;
}
/* ===== 分类主体 ===== */
.cat-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  align-items: start;
  gap: 44px;
  padding-top: 48px;
  padding-bottom: 80px;
}
.feed-area .section-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 22px;
}
.feed-area .section-bar h2 {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-text);
}
.section-bar-desc {
  font-size: 13px;
  color: var(--color-text-light);
}
.feed-card {
  position: relative;
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  background: #fff;
  border: 1px solid #E7EEF5;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 16px;
  margin-bottom: 22px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.feed-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: #D4E2F0;
}
.feed-card:focus-within {
  outline: 3px solid rgba(43, 95, 168, .18);
  outline-offset: 2px;
}
.feed-thumb {
  position: relative;
  display: block;
  width: 100%;
  height: 152px;
  border-radius: 14px;
  overflow: hidden;
  background: var(--color-primary-soft);
}
.feed-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .35s ease;
}
.feed-card:hover .feed-thumb img {
  transform: scale(1.03);
}
.thumb-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 3;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  background: rgba(29, 66, 120, .82);
  border: 1px solid rgba(255, 255, 255, .25);
  padding: 3px 11px;
  border-radius: var(--radius-pill);
  backdrop-filter: blur(6px);
  line-height: 1.5;
  letter-spacing: .04em;
}
.feed-content {
  min-width: 0;
}
.feed-content h2,
.feed-content h3 {
  font-size: 19px;
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 8px;
  color: var(--color-text);
}
.feed-content h2 a:hover,
.feed-content h3 a:hover {
  color: var(--color-primary);
}
.feed-summary {
  font-size: 14.5px;
  color: var(--color-text-light);
  line-height: 1.78;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 14px;
}
.feed-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 16px;
  font-size: 13px;
  color: #7C8FA4;
}
.meta-trend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.meta-trend::before {
  content: "";
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-bottom: 7px solid #4B7EC0;
}
.meta-trend.up::before {
  border-top: 7px solid #4B7EC0;
  border-bottom: 0;
}
.feed-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.feed-tags span {
  font-size: 12px;
  background: var(--color-surface);
  color: #4D6077;
  border-radius: 8px;
  padding: 2px 9px;
}
.feed-more {
  font-size: 14px;
  color: var(--color-primary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 10px;
  min-width: 82px;
  padding: 10px 12px;
  transition: background .22s ease, border-color .22s ease, color .22s ease;
}
.feed-more:hover {
  background: var(--color-primary-soft);
  border-color: rgba(43, 95, 168, .16);
}
/* ===== 侧栏 ===== */
.cat-side {
  position: sticky;
  top: 96px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.side-card {
  background: #fff;
  border: 1px solid #E7EEF5;
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-card);
}
.side-card h3 {
  font-size: 16px;
  font-weight: 750;
  color: var(--color-text);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.side-card h3::before {
  content: "";
  width: 3px;
  height: 16px;
  background: var(--color-primary);
  border-radius: 3px;
}
.note-list li {
  border-left: 2px solid #E4ECF5;
  padding: 0 0 14px 14px;
  margin-left: 2px;
}
.note-list li:last-child {
  padding-bottom: 0;
}
.note-list .note-key {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 2px;
}
.note-list a {
  font-size: 13.5px;
  color: var(--color-text-light);
  line-height: 1.6;
}
.note-list a:hover {
  color: var(--color-primary);
}
.rank-list {
  counter-reset: rank;
}
.rank-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px dashed #EEF2F7;
}
.rank-list li:last-child {
  border-bottom: 0;
}
.rank-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #EEF3F9;
  color: #8A9BB0;
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.rank-list li:nth-child(1) .rank-num,
.rank-list li:nth-child(2) .rank-num,
.rank-list li:nth-child(3) .rank-num {
  background: var(--color-primary);
  color: #fff;
}
.rank-list .rank-title {
  font-size: 13.5px;
  color: #3B4B5C;
  line-height: 1.5;
  flex: 1;
  min-width: 0;
}
.rank-list a.rank-title:hover {
  color: var(--color-primary);
}
.rank-list .rank-kind {
  font-size: 12px;
  color: #A4B3C4;
  flex-shrink: 0;
}
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}
.tag-cloud .chip {
  background: var(--color-surface);
  border-color: #E7EEF5;
  color: #536779;
}
.tag-cloud .chip:hover {
  background: var(--color-primary-soft);
  border-color: rgba(43, 95, 168, .25);
  color: var(--color-primary);
}
.sub-form .side-sub-tip {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 14px;
}
.sub-form input[type="email"] {
  width: 100%;
  height: 46px;
  border: 1px solid #D5E1EC;
  border-radius: var(--radius-md);
  padding: 0 14px;
  font-size: 14px;
  color: var(--color-text);
  background: #fff;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.sub-form input[type="email"]:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(43, 95, 168, .12);
}
.sub-form input + .btn {
  width: 100%;
  margin-top: 12px;
}
.sub-form .form-meta {
  margin-top: 10px;
  font-size: 12px;
  color: #9DAEBD;
  text-align: center;
}
.sub-success {
  display: none;
  background: #EFF7EF;
  border: 1px solid #CDE8D4;
  color: #2E6D45;
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 14px;
  margin-top: 12px;
}
.sub-success.show {
  display: block;
}
/* ===== 分页器 ===== */
.pagination-wrap {
  display: flex;
  justify-content: center;
  margin-top: 12px;
}
.pagination {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.pagination a,
.pagination span,
.pagination button {
  min-width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  font-size: 14px;
  color: var(--color-text-light);
  background: #fff;
  border: 1px solid #E0E8F0;
  transition: all .2s ease;
  cursor: pointer;
}
.pagination a:hover,
.pagination button:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-soft);
}
.pagination .pg-num.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 6px 14px rgba(43, 95, 168, .18);
}
.pagination .pg-prev.disabled,
.pagination .pg-next.disabled {
  opacity: .45;
  pointer-events: none;
}
.pagination .pg-prev,
.pagination .pg-next {
  padding: 0 16px;
  gap: 6px;
}
.pagination .pg-text {
  display: inline-block;
  flex-shrink: 0;
}
/* ===== 页脚 ===== */
.site-footer {
  background: #EFF4FA;
  border-top: 1px solid #E2EAF3;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding: 64px 0 48px;
}
.footer-brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 14px;
}
.footer-brand-logo .brand-mark {
  width: 38px;
  height: 38px;
  font-size: 18px;
  border-radius: 11px;
}
.footer-brand-logo small {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-light);
  letter-spacing: .16em;
  margin-top: 6px;
}
.footer-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.8;
  max-width: 420px;
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
}
.footer-col li + li {
  margin-top: 8px;
}
.footer-col li a {
  font-size: 14px;
  color: var(--color-text-light);
  transition: color .2s ease;
}
.footer-col li a:hover {
  color: var(--color-primary);
}
.footer-bottom {
  border-top: 1px solid #DCE6F0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  padding: 22px 0 28px;
  font-size: 13px;
  color: #7E8FA3;
}
.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.footer-bottom-links a {
  color: #7E8FA3;
}
.footer-bottom-links a:hover {
  color: var(--color-primary);
}
/* ===== 焦点可见 ===== */
a:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(43, 95, 168, .35);
  outline-offset: 2px;
}
/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .main-nav {
    gap: 20px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}
@media (max-width: 992px) {
  .brand-text {
    font-size: 20px;
  }
  .main-nav,
  .header-actions {
    display: none;
  }
  .header-burger {
    display: inline-flex;
    margin-left: auto;
  }
  .mobile-nav {
    display: flex;
  }
  .cat-layout {
    grid-template-columns: 1fr;
  }
  .cat-side {
    position: static;
    flex-direction: column;
  }
  .cat-head-main {
    flex-direction: column;
    align-items: flex-start;
    gap: 28px;
  }
  .cat-head-aside {
    flex-direction: row;
    align-items: center;
    flex-wrap: wrap;
  }
}
@media (max-width: 768px) {
  .wrap {
    padding-inline: 18px;
  }
  .ticker-inner {
    flex-wrap: wrap;
    gap: 10px;
    padding-block: 12px;
  }
  .ticker-label {
    font-size: 12px;
  }
  .ticker-note {
    display: none;
  }
  .ticker-chips {
    margin-left: 0;
  }
  .feed-card {
    grid-template-columns: 1fr;
    gap: 18px;
    padding: 14px;
  }
  .feed-thumb {
    height: 200px;
  }
  .feed-more {
    min-height: 40px;
    justify-content: flex-start;
  }
  .cat-head-copy h1 {
    font-size: 28px;
  }
  .cat-head-main {
    padding-bottom: 36px;
  }
  .crumb {
    padding-top: 20px;
  }
  .breadcrumb-arrow {
    font-size: 12px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-top: 48px;
    padding-bottom: 32px;
  }
}
@media (max-width: 576px) {
  .wrap {
    padding-inline: 16px;
  }
  .header-inner {
    gap: 12px;
  }
  .brand-sub {
    display: none !important;
  }
  .brand-mark {
    width: 38px;
    height: 38px;
    font-size: 18px;
  }
  .brand-text {
    font-size: 18px;
  }
  .section-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .cat-eyebrow {
    font-size: 12px;
  }
  .cat-head-copy p {
    font-size: 15px;
  }
  .feed-summary {
    -webkit-line-clamp: 3;
  }
  .feed-meta {
    gap: 6px 10px;
    font-size: 12px;
  }
  .feed-tags {
    display: none;
  }
  .pagination .pg-prev,
  .pagination .pg-next {
    padding: 0 10px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}