/* roulang page: index */
:root {
  --bg-primary: #050B14;
  --bg-secondary: #0A1628;
  --bg-elevated: #111E33;
  --bg-glass: rgba(255, 255, 255, 0.06);
  --line-glass: rgba(255, 255, 255, 0.12);
  --text-primary: #F2F7FF;
  --text-secondary: #A0B3D4;
  --text-disable: #5A6E8D;
  --accent-blue: #1677FF;
  --accent-cyan: #00E0C6;
  --accent-warning: #F7B500;
  --danger: #FF4D4F;
  --radius-card: 14px;
  --radius-btn: 9px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background:
    radial-gradient(circle at 18% 6%, rgba(22, 119, 255, 0.16), transparent 34%),
    radial-gradient(circle at 84% 18%, rgba(0, 224, 198, 0.08), transparent 32%),
    var(--bg-primary);
  color: var(--text-primary);
  font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  letter-spacing: 0.02em;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.028;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.7) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.7) 1px, transparent 1px);
  background-size: 100% 1px, 56px 56px;
}

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

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

button,
input,
textarea,
select {
  font-family: inherit;
  letter-spacing: 0.02em;
}

input,
textarea,
select {
  color: #fff;
}

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

::placeholder {
  color: #637a99;
}

.container {
  width: min(1280px, calc(100% - 40px));
  margin-left: auto;
  margin-right: auto;
}

.section {
  padding: 104px 0;
  position: relative;
}

.section-alt {
  background: var(--bg-secondary);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  padding: 5px 14px;
  border: 1px solid rgba(0, 224, 198, 0.3);
  border-radius: 999px;
  background: rgba(0, 224, 198, 0.06);
}

.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--accent-cyan);
  box-shadow: 0 0 10px var(--accent-cyan);
  border-radius: 50%;
}

.section-head {
  max-width: 840px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-title {
  font-size: clamp(30px, 4.4vw, 44px);
  line-height: 1.3;
  letter-spacing: 0.02em;
  margin-top: 20px;
  font-weight: 700;
}

.section-sub {
  margin-top: 16px;
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.9;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  height: 72px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(6, 12, 24, 0.74);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  transition: background 0.25s ease, border-color 0.25s ease;
}

.site-header.is-scrolled {
  background: rgba(4, 9, 18, 0.92);
  border-color: rgba(255, 255, 255, 0.14);
}

.header-row {
  display: flex;
  align-items: center;
  height: 72px;
  gap: 26px;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  font-family: "Inter", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 30px;
  font-weight: 800;
  color: var(--accent-blue);
  letter-spacing: -0.6px;
  white-space: nowrap;
  line-height: 1;
}

.brand span {
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 15px;
  font-weight: 500;
  color: #c6d3ea;
  letter-spacing: 0.12em;
  margin-left: 5px;
  opacity: 0.82;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  margin-left: 14px;
}

.nav-link {
  position: relative;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 15px;
  padding: 10px 0;
  transition: color 0.18s ease;
}

.nav-link:hover {
  color: #fff;
}

.nav-link.is-active {
  color: #fff;
}

.nav-link.is-active::after {
  content: "";
  position: absolute;
  left: 4px;
  bottom: 2px;
  width: 18px;
  height: 3px;
  border-radius: 4px;
  background: var(--accent-blue);
  box-shadow: 0 0 10px rgba(22, 119, 255, 0.7);
}

.nav-link.is-active::before {
  content: "";
  position: absolute;
  right: -10px;
  bottom: 8px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent-cyan);
}

.header-cta {
  margin-left: auto;
}

.mega-wrap {
  margin-left: auto;
  position: relative;
}

.mega-trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 40px;
  padding: 0 16px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.13);
  color: #eef4fd;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: border 0.18s ease, background 0.18s ease;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.mega-trigger:hover {
  background: rgba(22, 119, 255, 0.13);
  border-color: rgba(22, 119, 255, 0.46);
}

.chev {
  width: 14px;
  height: 14px;
  transition: transform 0.2s ease;
}

.mega-wrap.open .chev {
  transform: rotate(180deg);
}

.mega-panel {
  position: absolute;
  top: calc(100% + 16px);
  right: 0;
  width: min(920px, 78vw);
  max-height: 78vh;
  overflow: auto;
  padding: 28px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(11, 20, 39, 0.94);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity 0.2s ease, transform 0.22s ease, visibility 0.22s;
  box-shadow: 0 20px 50px rgba(0, 15, 48, 0.48), inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

.mega-wrap.open .mega-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mega-panel::before {
  content: "";
  position: absolute;
  top: -6px;
  right: 34px;
  width: 12px;
  height: 12px;
  background: rgba(11, 20, 39, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-bottom: none;
  border-right: none;
  transform: rotate(45deg);
}

.mega-title {
  font-size: 14px;
  color: #9fb0d0;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

.mega-panel a:hover {
  color: var(--accent-cyan);
}

.mega-mini-card {
  display: flex;
  flex-direction: column;
  gap: 9px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 14px 16px;
  transition: background 0.2s ease, border 0.2s ease, transform 0.2s ease;
}

.mega-mini-card:hover {
  background: rgba(22, 119, 255, 0.1);
  border-color: rgba(22, 119, 255, 0.38);
  transform: translateY(-2px);
}

.mega-visual-card {
  display: flex;
  align-items: flex-end;
  min-height: 146px;
  border-radius: 12px;
  padding: 18px;
  background-image: linear-gradient(130deg, rgba(22, 119, 255, 0.25), rgba(0, 224, 198, 0.05)), url('/assets/images/coverpic/cover-5.png');
  background-size: cover;
  background-position: center;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.mobile-burger {
  display: none;
  margin-left: auto;
  width: 40px;
  height: 40px;
  border-radius: 9px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.05);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.mobile-burger svg {
  width: 20px;
  height: 20px;
  stroke: #fff;
}

.mobile-menu {
  display: none;
  position: fixed;
  inset: 60px 0 auto 0;
  z-index: 75;
  max-height: calc(100vh - 60px);
  overflow-y: auto;
  padding: 20px 18px 28px;
  background: rgba(6, 13, 26, 0.98);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-menu.is-open {
  display: block;
}

.mobile-menu .mm-link {
  display: block;
  padding: 14px 2px;
  color: var(--text-primary);
  font-size: 16px;
  font-weight: 500;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.mobile-menu .mm-sub {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.3s ease;
}

.mobile-menu .mm-sub.is-open {
  max-height: 800px;
}

.mobile-menu .mm-child {
  display: block;
  padding: 10px 16px;
  color: var(--text-secondary);
  border-left: 2px solid var(--accent-cyan);
  margin: 6px 0 6px 8px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 48px;
  padding: 0 24px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
  line-height: 1;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.btn-primary {
  background: linear-gradient(90deg, #1677FF 0%, #00A6FF 100%);
  color: #fff;
  box-shadow: 0 0 16px rgba(22, 119, 255, 0.55);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 24px rgba(0, 224, 198, 0.63);
  background: linear-gradient(90deg, #1688ff, #0ac5ff);
}

.btn-primary:active {
  transform: translateY(1px);
  box-shadow: 0 0 8px rgba(22, 119, 255, 0.4);
}

.btn-outline {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.52);
  color: #fff;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: #fff;
  transform: translateY(-2px);
}

.btn-cyan {
  background: var(--accent-cyan);
  color: #031722;
  font-weight: 700;
  box-shadow: 0 0 18px rgba(0, 224, 198, 0.25);
}

.btn-cyan:hover {
  box-shadow: 0 0 27px rgba(0, 224, 198, 0.45);
  transform: translateY(-2px);
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: 118px 0 96px;
  background:
    linear-gradient(90deg, rgba(5, 11, 20, 0.82) 0%, rgba(5, 11, 20, 0.48) 58%, rgba(6, 22, 45, 0.18) 100%),
    linear-gradient(0deg, rgba(5, 11, 20, 0.2), rgba(5, 11, 20, 0.5)),
    url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-blue), var(--accent-cyan), transparent);
  opacity: 0.55;
}

.hero-title {
  margin: 22px 0 20px;
  font-size: clamp(34px, 5vw, 64px);
  line-height: 1.24;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.hero-title em {
  font-style: normal;
  color: var(--accent-cyan);
  text-shadow: 0 0 26px rgba(0, 224, 198, 0.48);
}

.hero-desc {
  color: #c2d3ea;
  font-size: 17px;
  line-height: 1.9;
  max-width: 610px;
  margin-bottom: 32px;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin-top: 30px;
}

.hero-points li {
  list-style: none;
  color: #b7c9e2;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-points i {
  color: var(--accent-cyan);
  font-style: normal;
}

.hero-visual {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.17);
  box-shadow: 0 24px 70px rgba(0, 18, 66, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.18);
  transform: perspective(1300px) rotateY(-5deg) rotateX(1.5deg);
  transition: transform 0.4s ease;
}

.hero-visual:hover {
  transform: perspective(1300px) rotateY(0deg) rotateX(0deg);
}

.hero-visual img {
  max-height: 580px;
  width: 100%;
  object-fit: cover;
}

.hero-float-card {
  position: absolute;
  left: 18px;
  bottom: 18px;
  right: 18px;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 18px;
  border-radius: 14px;
  background: rgba(8, 16, 34, 0.66);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.18);
}

.hero-float-data {
  display: flex;
  gap: 10px 22px;
}

.hero-float-data .digits {
  font-family: "Inter", "DIN Alternate", sans-serif;
  color: var(--accent-cyan);
  font-size: 24px;
  font-weight: 800;
  line-height: 1.2;
}

/* Cards / Advanced */
.advantage-card {
  position: relative;
  border-radius: var(--radius-card);
  background: var(--bg-elevated);
  border: 1px solid rgba(255, 255, 255, 0.07);
  padding: 28px 24px 26px;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.advantage-card:hover {
  border-color: rgba(22, 119, 255, 0.4);
  box-shadow: 0 14px 34px rgba(2, 8, 25, 0.5);
  transform: translateY(-3px);
}

.icon-ball {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: linear-gradient(135deg, rgba(22, 119, 255, 0.95), rgba(0, 224, 198, 0.55));
  box-shadow: 0 0 18px rgba(22, 119, 255, 0.45);
}

.card-title {
  font-size: 20px;
  margin: 18px 0 12px;
  line-height: 1.45;
  font-weight: 700;
}

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

/* Tier */
.tier-row {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 28px;
  align-items: stretch;
}

.tier-card {
  grid-column: span 4;
  border-radius: 16px;
  padding: 30px 26px 28px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.09);
  position: relative;
  transition: transform 0.16s, border-color 0.16s, box-shadow 0.16s;
}

.tier-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 18px 40px rgba(2, 8, 25, 0.55);
}

.tier-card.is-hot {
  grid-column: span 4;
  background: linear-gradient(180deg, rgba(22, 119, 255, 0.2), rgba(45, 73, 116, 0.13));
  border: 1px solid rgba(22, 119, 255, 0.55);
  box-shadow: 0 0 0 3px rgba(22, 119, 255, 0.08);
}

.tier-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.tier-ico {
  font-size: 28px;
  color: var(--accent-cyan);
}

.tag-hot {
  display: inline-flex;
  background: linear-gradient(90deg, #1677FF, #00E0C6);
  color: #fff;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 99px;
  font-weight: 600;
  box-shadow: 0 0 12px rgba(0, 224, 198, 0.2);
}

.tier-name {
  margin-top: 18px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.tier-copy {
  color: #b7c8e0;
  line-height: 1.85;
  font-size: 14px;
  margin-top: 12px;
}

.tier-list {
  list-style: none;
  margin-top: 18px;
  display: grid;
  gap: 10px;
}

.tier-list li {
  position: relative;
  padding-left: 26px;
  color: #cbdaf0;
  font-size: 14px;
  line-height: 1.7;
}

.tier-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(0, 224, 198, 0.13);
  color: var(--accent-cyan);
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.tier-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 22px;
  color: var(--accent-blue);
  font-size: 14px;
  font-weight: 600;
}

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

/* Compare Table */
.pricing-shell {
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  overflow: hidden;
  background: rgba(9, 17, 34, 0.7);
}

.pricing-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  min-width: 720px;
}

.pricing-table th,
.pricing-table td {
  text-align: left;
  padding: 18px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  vertical-align: top;
}

.pricing-table thead th {
  padding: 24px 20px;
  color: #f2f7ff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 16px;
  background: rgba(255, 255, 255, 0.035);
}

.pricing-table tbody th {
  font-weight: 500;
  color: #9db1d1;
  white-space: nowrap;
}

.pricing-table tbody tr:last-child td,
.pricing-table tbody tr:last-child th {
  border-bottom: none;
}

.pricing-table .hot-rating {
  background: rgba(22, 119, 255, 0.14);
}

.table-stack {
  display: none;
}

@media (max-width: 767px) {
  .pricing-table-wrap {
    display: none;
  }

  .table-stack {
    display: grid;
    gap: 16px;
  }
}

/* Cover category card */
.cover-card {
  border-radius: 16px;
  padding: 26px;
  min-height: 260px;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.13);
  background-color: var(--bg-elevated);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  box-shadow: 0 12px 34px rgba(0, 12, 36, 0.44);
  isolation: isolate;
  transition: transform 0.18s, border-color 0.18s;
}

.cover-card::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  right: 0;
  top: 0;
  background: linear-gradient(to top, rgba(4, 10, 22, 0.96) 14%, rgba(4, 10, 22, 0.2) 100%);
  z-index: -1;
}

.cover-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
  transition: transform 0.4s ease;
}

.cover-card:hover img {
  transform: scale(1.02);
}

.cover-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 224, 198, 0.45);
}

.cover-card .sec-line {
  color: var(--accent-cyan);
  font-size: 13px;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.cover-card .sec-title {
  font-size: 28px;
  font-weight: 700;
  margin: 12px 0 12px;
  color: white;
}

.cover-card .sec-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  width: fit-content;
  margin-top: 8px;
  font-size: 15px;
  font-weight: 500;
}

.cover-card .sec-arrow:hover {
  color: var(--accent-cyan);
}

/* Timed block */
.timer-block {
  background:
    linear-gradient(140deg, rgba(26, 20, 8, 0.64), rgba(11, 10, 7, 0.52)),
    url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  border: 1px solid rgba(247, 181, 0, 0.3);
  border-radius: 18px;
  padding: clamp(28px, 5vw, 54px);
  position: relative;
  overflow: hidden;
}

.timer-block::before {
  content: "";
  position: absolute;
  width: 180px;
  height: 180px;
  right: -55px;
  top: -55px;
  border: 1px solid rgba(247, 181, 0, 0.22);
  border-radius: 50%;
  box-shadow: 0 0 50px rgba(247, 181, 0, 0.15) inset;
}

.time-number {
  font-family: "Inter", "DIN Alternate", monospace;
  font-size: 34px;
  font-weight: 800;
  color: var(--accent-warning);
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid rgba(247, 181, 0, 0.3);
  border-radius: 10px;
  padding: 6px 12px;
  min-width: 60px;
  text-align: center;
  display: inline-block;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* Stats */
.stat-box {
  position: relative;
  background: rgba(6, 13, 30, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 14px;
  padding: 24px 14px;
  text-align: center;
  backdrop-filter: blur(6px);
}

.stat-num {
  font-family: "Inter", "DIN Alternate", sans-serif;
  font-size: clamp(30px, 4vw, 42px);
  color: var(--accent-cyan);
  font-weight: 800;
  line-height: 1.2;
}

/* News list */
.article-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 290px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 18px 20px 20px;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}

.article-card:hover {
  transform: translateY(-3px);
  border-color: rgba(22, 119, 255, 0.36);
  background: rgba(255, 255, 255, 0.07);
}

.article-card .post-date {
  color: #7b90b2;
  font-size: 12px;
}

.article-card .meta-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
}

.article-card .tag {
  background: rgba(22, 119, 255, 0.15);
  border: 1px solid rgba(22, 119, 255, 0.25);
  color: #8fc0ff;
  font-size: 12px;
  padding: 3px 9px;
  border-radius: 99px;
  font-weight: 500;
}

.article-card .title {
  font-size: 17px;
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.55;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-card .desc {
  color: #9aadd0;
  font-size: 13px;
  line-height: 1.8;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-top: 2px;
}

.article-card .readmore {
  margin-top: auto;
  padding-top: 16px;
}

.absorbed-empty {
  min-height: 240px;
  padding: 30px;
  border-radius: 14px;
  border: 1px dashed rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.03);
  color: #90a7c8;
  font-size: 14px;
}

/* CTA consult block */
.consult-wrap {
  margin-top: 20px;
  background:
    linear-gradient(120deg, rgba(5, 11, 20, 0.92), rgba(14, 28, 52, 0.76)),
    url('/assets/images/backpic/back-2.png') center center/cover no-repeat;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: clamp(18px, 5vw, 42px);
}

.form-xcard {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 18px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 24px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.form-xcard label {
  display: block;
  color: #b7ccE8;
  font-size: 13px;
  margin-bottom: 5px;
  font-weight: 500;
}

.form-xcard input[type="text"],
.form-xcard input[type="tel"],
.form-xcard input[type="email"],
.form-xcard textarea,
.form-xcard select {
  width: 100%;
  border-radius: 10px;
  background: rgba(10, 20, 38, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.14);
  padding: 10px 13px;
  color: #fff;
  font-size: 14px;
  transition: border 0.18s, box-shadow 0.18s;
}

.form-xcard textarea {
  min-height: 100px;
  resize: vertical;
  line-height: 1.6;
}

.form-xcard select option {
  background: #0A1628;
  color: #fff;
}

.form-xcard input:focus,
.form-xcard textarea:focus,
.form-xcard select:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(22, 119, 255, 0.16);
  outline: none;
}

.cap-code {
  background: rgba(22, 119, 255, 0.16);
  border: 1px solid rgba(22, 119, 255, 0.32);
  color: var(--accent-cyan);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 4px;
  font-family: "Inter", monospace;
  border-radius: 8px;
  padding: 4px 10px;
  user-select: none;
}

/* FAQ */
.faq-list {
  display: grid;
  gap: 14px;
  max-width: 990px;
  margin: 0 auto;
}

.faq-item {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 12px;
  padding: 18px 22px;
}

.faq-item[open] {
  border-color: rgba(22, 119, 255, 0.26);
  background: rgba(255, 255, 255, 0.06);
}

.faq-item summary {
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-size: 16px;
  color: var(--text-primary);
  font-weight: 600;
  list-style: none;
}

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

.faq-item summary::after {
  content: "+";
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.13);
  font-size: 20px;
  color: var(--accent-cyan);
  transition: transform 0.2s ease, background 0.2s ease;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
  background: rgba(22, 119, 255, 0.19);
  border-color: rgba(22, 119, 255, 0.38);
}

.faq-item .faq-answer {
  margin-top: 12px;
  padding-right: 30px;
  color: #b0c0dc;
  font-size: 14px;
  line-height: 1.9;
}

/* Footer */
.footer {
  background: #030914;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  padding-top: 68px;
}

.footer .base-list {
  list-style: none;
  display: grid;
  gap: 12px;
}

.footer .base-list a {
  color: #8aa3c7;
  font-size: 14px;
  transition: color 0.2s;
}

.footer .base-list a:hover {
  color: var(--accent-cyan);
}

.footer-title {
  color: #dfe9fb;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 18px;
}

.footer-brand-desc {
  color: #7c93b6;
  font-size: 14px;
  line-height: 1.9;
  max-width: 340px;
}

.footer-bottom {
  margin-top: 52px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  padding: 22px 0 26px;
  text-align: center;
  color: #547094;
  font-size: 13px;
}

.totop {
  position: fixed;
  z-index: 45;
  bottom: 26px;
  right: 22px;
  width: 40px;
  height: 40px;
  border-radius: 11px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(18, 32, 58, 0.75);
  backdrop-filter: blur(10px);
  color: #a9c6ec;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s, visibility 0.22s, transform 0.2s;
}

.totop.show {
  opacity: 1;
  visibility: visible;
}

.totop:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 224, 198, 0.45);
  color: var(--accent-cyan);
}

/* division glow */
.rule {
  height: 1px;
  border: 0;
  background: linear-gradient(90deg, transparent, rgba(22, 119, 255, 0.6), rgba(0, 224, 198, 0.4), transparent);
  margin: 0;
}

@media (max-width: 1120px) {
  .section {
    padding: 84px 0;
  }

  .hero {
    padding: 90px 0 72px;
  }

  .hero-title {
    font-size: 42px;
  }
}

@media (max-width: 1023px) {
  .desktop-nav,
  .mega-wrap {
    display: none;
  }

  .mobile-burger {
    display: flex;
  }

  .site-header,
  .header-row {
    height: 60px;
  }

  .mobile-menu {
    top: 60px;
  }

  .section {
    padding: 68px 0;
  }

  .section-head {
    margin-bottom: 36px;
  }

  .tier-card,
  .tier-card.is-hot {
    grid-column: span 6;
  }
}

@media (max-width: 767px) {
  .container {
    width: calc(100% - 28px);
  }

  .section {
    padding: 56px 0;
  }

  .hero {
    padding: 66px 0 56px;
  }

  .tier-card,
  .tier-card.is-hot {
    grid-column: 1 / -1;
  }

  .cover-card {
    min-height: 220px;
  }

  .form-xcard {
    padding: 18px;
  }

  .footer {
    padding-top: 52px;
  }
}

@media (max-width: 480px) {
  .brand {
    font-size: 26px;
  }

  .brand span {
    font-size: 14px;
  }

  .hero-title {
    font-size: 34px;
  }

  .hero-float-card {
    flex-direction: column;
    align-items: flex-start;
  }
}

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

/* roulang page: article */
:root {
    --bg-primary: #050B14;
    --bg-secondary: #0A1628;
    --bg-elevated: #111E33;
    --bg-glass: rgba(255, 255, 255, 0.06);
    --line-glass: rgba(255, 255, 255, 0.12);
    --text-primary: #F2F7FF;
    --text-secondary: #A0B3D4;
    --text-disable: #5A6E8D;
    --accent-blue: #1677FF;
    --accent-cyan: #00E0C6;
    --alert-warning: #F7B500;
    --danger-action: #FF4D4F;
    --radius-lg: 16px;
    --radius-md: 10px;
    --shadow-card: 0 4px 20px rgba(2, 8, 25, 0.4);
    --shadow-hover: 0 12px 40px rgba(0, 60, 180, 0.25);
    --font-sans: Inter, "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 15px;
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
    position: relative;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
    background-size: 48px 48px;
}

body::after {
    content: "";
    position: fixed;
    top: -40%;
    left: -10%;
    width: 62%;
    height: 62%;
    z-index: -2;
    pointer-events: none;
    background: radial-gradient(circle at center, rgba(22, 119, 255, 0.16), transparent 68%);
    filter: blur(20px);
}

body.nav-lock {
    overflow: hidden;
}

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

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

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

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(5, 11, 20, 0.78);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header-row {
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand {
    display: inline-flex;
    align-items: baseline;
    gap: 3px;
    color: var(--text-primary);
    font-size: 23px;
    font-weight: 900;
    letter-spacing: 0.02em;
    white-space: nowrap;
    flex-shrink: 0;
}

.brand span {
    color: #7C90AF;
    font-size: 15px;
    font-weight: 500;
}

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

.nav-link {
    display: inline-flex;
    align-items: center;
    position: relative;
    padding: 10px 18px;
    border-radius: var(--radius-md);
    color: #B4C8E0;
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: color 140ms ease-out, background 140ms ease-out, transform 140ms ease-out;
}

.nav-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.055);
}

.nav-link.is-active {
    color: #fff;
    background: rgba(22, 119, 255, 0.12);
}

.nav-link.is-active::after {
    content: "";
    position: absolute;
    left: 18px;
    right: 18px;
    bottom: 4px;
    height: 2px;
    border-radius: 3px;
    background: var(--accent-cyan);
    box-shadow: 0 0 8px rgba(0, 224, 198, 0.8);
}

.mega-wrap {
    position: relative;
    margin-left: 8px;
}

.mega-trigger {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    height: 42px;
    padding: 0 18px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.045);
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: border-color 150ms ease-out, box-shadow 150ms ease-out, transform 150ms ease-out;
}

.mega-trigger:hover,
.mega-trigger[aria-expanded="true"] {
    border-color: rgba(0, 224, 198, 0.55);
    box-shadow: 0 0 18px rgba(0, 224, 198, 0.12);
}

.mega-trigger .chev {
    width: 16px;
    height: 16px;
    transition: transform 220ms ease-out;
}

.mega-trigger[aria-expanded="true"] .chev {
    transform: rotate(180deg);
}

.mega-panel {
    position: absolute;
    top: calc(100% + 12px);
    right: -10px;
    width: min(760px, calc(100vw - 48px));
    padding: 24px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 18px;
    background: rgba(10, 18, 34, 0.96);
    backdrop-filter: blur(22px);
    box-shadow: 0 20px 60px rgba(2, 8, 25, 0.72), inset 0 1px 0 rgba(255, 255, 255, 0.08);
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity 220ms ease-out, transform 220ms ease-out, visibility 220ms ease-out;
    z-index: 90;
}

.mega-wrap:hover .mega-panel,
.mega-panel.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.mega-title {
    font-size: 13px;
    font-weight: 700;
    color: #7C90AF;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 14px;
}

.mega-mini-card {
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.035);
    padding: 12px 14px;
    display: grid;
    gap: 4px;
    transition: border-color 150ms ease-out, background 150ms ease-out, transform 150ms ease-out;
}

.mega-mini-card:hover {
    border-color: rgba(0, 224, 198, 0.35);
    background: rgba(0, 224, 198, 0.04);
    transform: translateY(-2px);
}

.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.04);
    cursor: pointer;
    color: var(--text-primary);
}

.menu-toggle svg {
    width: 22px;
    height: 22px;
}

.mobile-nav {
    display: none;
    width: 100%;
    padding: 18px 24px 26px;
    background: rgba(7, 14, 26, 0.98);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.mobile-nav.open {
    display: block;
}

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

.mobile-nav-row a {
    display: block;
    padding: 13px 16px;
    border-radius: 12px;
    color: #B4C8E0;
    font-weight: 500;
    transition: color 150ms ease-out, background 150ms ease-out;
}

.mobile-nav-row a:hover,
.mobile-nav-row a.is-active {
    color: #fff;
    background: rgba(255, 255, 255, 0.06);
}

.btn-primary,
.btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 0 24px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 0.02em;
    line-height: 44px;
    cursor: pointer;
    border: 0;
    transition: transform 140ms ease-out, box-shadow 140ms ease-out, border-color 140ms ease-out, background 140ms ease-out;
}

.btn-primary {
    background: linear-gradient(90deg, #1677FF, #00A6FF);
    color: #fff;
    box-shadow: 0 0 16px rgba(22, 119, 255, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 0 26px rgba(0, 224, 198, 0.55);
}

.btn-primary:active {
    transform: translateY(1px);
    box-shadow: 0 0 10px rgba(0, 224, 198, 0.45);
}

.btn-primary:focus-visible,
.btn-outline:focus-visible,
.nav-link:focus-visible,
.mega-trigger:focus-visible,
.menu-toggle:focus-visible {
    outline: 2px solid var(--accent-cyan);
    outline-offset: 2px;
}

.btn-outline {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.24);
}

.btn-outline:hover {
    border-color: rgba(0, 224, 198, 0.6);
    background: rgba(0, 224, 198, 0.05);
    box-shadow: 0 0 18px rgba(0, 224, 198, 0.08);
}

.article-header {
    position: relative;
    padding: 54px 0 36px;
    background:
        linear-gradient(180deg, rgba(5, 11, 20, 0.56), rgba(10, 22, 40, 0.92)),
        url('/assets/images/backpic/back-2.png') center / cover no-repeat;
    border-bottom: 1px solid rgba(255, 255, 255, 0.045);
}

.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    color: var(--text-disable);
    font-size: 13px;
}

.breadcrumb a {
    color: var(--accent-cyan);
    transition: color 140ms ease-out;
}

.breadcrumb a:hover {
    color: #fff;
}

.breadcrumb-sep {
    color: rgba(255, 255, 255, 0.2);
    margin: 0 3px;
}

.article-title {
    margin: 18px 0 0;
    color: #fff;
    font-size: clamp(30px, 4vw, 46px);
    font-weight: 800;
    line-height: 1.3;
    letter-spacing: 0.01em;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 14px 24px;
    margin-top: 20px;
    padding: 16px 0 2px;
    color: #A0B3D4;
    font-size: 13px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.article-meta .meta-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.article-meta .meta-item + .meta-item::before {
    content: "|";
    color: rgba(255, 255, 255, 0.13);
    margin-right: 8px;
    font-weight: 400;
}

.article-meta .meta-label {
    color: var(--accent-cyan);
    font-weight: 600;
}

.article-body-wrap {
    max-width: 820px;
    margin: 0 auto;
    padding: 40px 24px 64px;
}

.article-body {
    color: #C8D8EE;
    font-size: 17px;
    line-height: 1.9;
    letter-spacing: 0.01em;
}

.article-body > * {
    margin-top: 0;
    margin-bottom: 20px;
}

.article-body h2 {
    margin: 40px 0 18px;
    font-size: 26px;
    font-weight: 700;
    color: #fff;
    line-height: 1.4;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.article-body h3 {
    margin: 30px 0 14px;
    font-size: 20px;
    font-weight: 600;
    color: #fff;
    line-height: 1.45;
}

.article-body p {
    color: #C8D8EE;
}

.article-body a {
    color: var(--accent-cyan);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.article-body blockquote {
    margin: 24px 0;
    padding: 16px 22px;
    border-left: 3px solid var(--accent-cyan);
    border-radius: 0 14px 14px 0;
    background: rgba(0, 224, 198, 0.06);
    color: #D3E0F2;
}

.article-body ul,
.article-body ol {
    padding-left: 22px;
}

.article-body li {
    margin-bottom: 8px;
}

.article-body img {
    border-radius: 12px;
    margin: 24px auto;
    box-shadow: var(--shadow-card);
}

.article-body table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    margin: 24px 0;
}

.article-body th,
.article-body td {
    border: 1px solid rgba(255, 255, 255, 0.12);
    padding: 12px 14px;
    text-align: left;
    vertical-align: top;
}

.article-body th {
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
}

.related-wrap {
    background: var(--bg-secondary);
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.section-title {
    font-size: 30px;
    font-weight: 800;
    color: #fff;
    line-height: 1.3;
    letter-spacing: 0.02em;
    margin-bottom: 8px;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 15px;
}

.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 32px;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

.related-card {
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: var(--radius-lg);
    background: var(--bg-elevated);
    box-shadow: var(--shadow-card);
    transition: border-color 150ms ease-out, transform 150ms ease-out, box-shadow 150ms ease-out;
    display: flex;
    flex-direction: column;
}

.related-card:hover {
    border-color: rgba(0, 224, 198, 0.35);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.cover {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: #07101F;
}

.cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 220ms ease-out, filter 220ms ease-out;
}

.related-card:hover .cover img {
    transform: scale(1.03);
}

.cover .cover-tag {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(5, 11, 20, 0.82);
    color: var(--accent-cyan);
    font-size: 12px;
    font-weight: 600;
    backdrop-filter: blur(8px);
    border: 1px solid rgba(0, 224, 198, 0.25);
}

.related-card-body {
    padding: 18px 20px 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex: 1;
}

.related-card-title {
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    line-height: 1.55;
    letter-spacing: 0.01em;
}

.related-card-text {
    color: #98ACC9;
    font-size: 13px;
    line-height: 1.75;
}

.related-card-link {
    margin-top: auto;
    color: var(--accent-cyan);
    font-size: 13px;
    font-weight: 600;
}

.related-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    color: #7C90AF;
    font-size: 12px;
}

.faq-section {
    padding: 88px 0 48px;
}

.faq-list {
    max-width: 860px;
    margin: 0 auto;
    display: grid;
    gap: 16px;
}

.faq-item {
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.035);
    overflow: hidden;
    transition: border-color 150ms ease-out, background 150ms ease-out;
}

.faq-item:hover {
    border-color: rgba(22, 119, 255, 0.35);
}

.faq-item summary {
    list-style: none;
    padding: 20px 24px;
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    transition: color 140ms ease-out;
}

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

.faq-item summary::after {
    content: "";
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    background:
        linear-gradient(#fff, #fff) center/10px 2px no-repeat,
        linear-gradient(#fff, #fff) center/2px 10px no-repeat;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 6px;
    opacity: 0.6;
    transition: transform 220ms ease-out, opacity 140ms ease-out;
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
    opacity: 1;
    border-color: rgba(0, 224, 198, 0.5);
}

.faq-item body {
    padding: 0 24px 20px;
    color: #A6B8D2;
    line-height: 1.8;
}

.faq-item .faq-answer {
    padding: 0 24px 20px;
    color: #A6B8D2;
    line-height: 1.85;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    margin-top: -6px;
}

.faq-item .faq-answer p {
    margin: 12px 0 0;
}

.cta-section {
    padding: 64px 0 90px;
}

.cta-panel {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    padding: 48px;
    border-radius: 24px;
    border: 1px solid rgba(0, 224, 198, 0.18);
    background:
        linear-gradient(120deg, rgba(8, 17, 32, 0.94), rgba(10, 23, 43, 0.88)),
        url('/assets/images/backpic/back-3.png') center / cover no-repeat;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06), 0 20px 50px rgba(2, 8, 25, 0.5);
}

.cta-title {
    font-size: 30px;
    font-weight: 800;
    color: #fff;
    line-height: 1.35;
    letter-spacing: 0.02em;
}

.cta-text {
    margin-top: 12px;
    color: #B4C8E0;
    font-size: 15px;
    max-width: 580px;
}

.cta-actions {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
}

.footer {
    padding: 64px 0 28px;
    background: rgba(3, 7, 15, 0.96);
    border-top: 1px solid rgba(255, 255, 255, 0.055);
}

.footer .grid {
    display: grid;
    grid-template-columns: 1.3fr 0.8fr 0.9fr 1fr;
    gap: 40px;
}

.footer-title {
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
    letter-spacing: 0.02em;
}

.base-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 10px;
}

.base-list li {
    color: #8FA4C2;
    font-size: 13px;
}

.base-list a {
    color: #8FA4C2;
    font-size: 13px;
    transition: color 140ms ease-out;
}

.base-list a:hover {
    color: var(--accent-cyan);
}

.footer-brand-desc {
    margin: 14px 0 0;
    color: #7C90AF;
    font-size: 13px;
    line-height: 1.85;
    max-width: 320px;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    color: #667B99;
    font-size: 12px;
}

.not-found-section {
    min-height: 62vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 72px 24px;
}

.not-found-card {
    max-width: 560px;
    width: 100%;
    text-align: center;
    padding: 56px 40px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.035);
}

@media (max-width: 1023.98px) {
    .desktop-nav,
    .mega-wrap {
        display: none !important;
    }

    .menu-toggle {
        display: inline-flex;
    }

    .mobile-nav {
        display: none;
    }

    .mobile-nav.open {
        display: block;
    }

    .header-row {
        height: 64px;
    }

    .container {
        padding: 0 20px;
    }

    .cta-panel {
        flex-direction: column;
        align-items: flex-start;
        padding: 36px 28px;
    }

    .cta-actions {
        flex-wrap: wrap;
    }

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

@media (max-width: 767.98px) {
    body {
        font-size: 14px;
    }

    .article-header {
        padding: 34px 0 22px;
    }

    .article-title {
        font-size: 30px;
        line-height: 1.35;
    }

    .article-meta {
        gap: 10px 14px;
        font-size: 12px;
        margin-top: 14px;
    }

    .article-meta .meta-item + .meta-item::before {
        margin-right: 4px;
    }

    .article-body-wrap {
        padding: 28px 20px 44px;
    }

    .article-body {
        font-size: 16px;
    }

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

    .section-title {
        font-size: 24px;
    }

    .section-head {
        flex-direction: column;
        align-items: flex-start;
        margin-bottom: 22px;
    }

    .faq-section {
        padding: 64px 0 32px;
    }

    .cta-section {
        padding: 40px 0 60px;
    }

    .cta-title {
        font-size: 24px;
    }

    .cta-panel {
        padding: 28px 20px;
    }

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

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

@media (max-width: 374.98px) {
    .container {
        padding: 0 16px;
    }

    .brand {
        font-size: 19px;
    }

    .brand span {
        font-size: 13px;
    }

    .btn-primary,
    .btn-outline {
        padding: 0 16px;
        width: 100%;
    }
}

/* roulang page: category1 */
:root{
    --bg-primary:#050B14;
    --bg-secondary:#0A1628;
    --bg-elevated:#111E33;
    --bg-glass:rgba(255,255,255,.06);
    --line-glass:rgba(255,255,255,.12);
    --text-primary:#F2F7FF;
    --text-secondary:#A0B3D4;
    --text-disable:#5A6E8D;
    --accent-blue:#1677FF;
    --accent-cyan:#00E0C6;
    --alert-warning:#F7B500;
    --danger-action:#FF4D4F;
    --radius-lg:16px;
    --radius-md:10px;
    --shadow-card:0 4px 20px rgba(2,8,25,.4);
    --shadow-hover:0 12px 40px rgba(0,60,180,.25);
    --font-main:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",sans-serif;
  }
  html{scroll-behavior:smooth;scroll-padding-top:110px}
  *{box-sizing:border-box}
  body{
    margin:0;
    background:var(--bg-primary);
    color:var(--text-primary);
    font-family:var(--font-main);
    font-size:15px;
    line-height:1.8;
    letter-spacing:.02em;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  a{color:inherit;text-decoration:none;transition:color .15s ease}
  img{max-width:100%;height:auto;border-radius:14px}
  .container{max-width:1280px;margin:0 auto;padding:0 24px}

  /* 顶部导航 */
  .site-header{
    position:sticky;top:0;z-index:80;
    background:rgba(5,11,20,.86);
    backdrop-filter:blur(18px);
    -webkit-backdrop-filter:blur(18px);
    border-bottom:1px solid rgba(255,255,255,.08);
    transition:box-shadow .2s ease;
  }
  .site-header.is-scrolled{box-shadow:0 8px 30px rgba(0,0,0,.35)}
  .header-row{position:relative;display:flex;align-items:center;height:72px;gap:24px}
  .brand{display:inline-flex;align-items:center;font-size:26px;font-weight:900;letter-spacing:.01em;color:#fff;white-space:nowrap;line-height:1.2}
  .brand span{color:var(--text-secondary);font-weight:500;margin-left:2px;font-size:20px}
  .brand::before{content:"";display:inline-block;width:9px;height:25px;background:var(--accent-blue);box-shadow:0 0 18px rgba(22,119,255,.7);margin-right:10px;border-radius:2px}
  .desktop-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
  .nav-link{
    display:inline-flex;align-items:center;justify-content:center;
    height:40px;padding:0 18px;border-radius:8px;
    color:var(--text-secondary);font-size:15px;font-weight:500;
    transition:background .15s ease,color .15s ease;
    position:relative;
  }
  .nav-link:hover{color:#fff;background:rgba(255,255,255,.05)}
  .nav-link.is-active{color:#fff;font-weight:600}
  .nav-link.is-active::after{content:"";position:absolute;left:20px;right:20px;bottom:-3px;height:3px;background:linear-gradient(90deg,var(--accent-blue),var(--accent-cyan));border-radius:2px;box-shadow:0 0 10px rgba(0,224,198,.5)}

  .mega-wrap{position:relative}
  .mega-trigger{
    display:inline-flex;align-items:center;gap:7px;height:42px;padding:0 18px;
    background:var(--bg-glass);border:1px solid var(--line-glass);border-radius:10px;
    color:#dbe8ff;font-size:14px;font-weight:600;cursor:pointer;transition:all .15s ease;
    white-space:nowrap;
  }
  .mega-trigger:hover{border-color:rgba(0,224,198,.45);color:#fff;box-shadow:0 0 14px rgba(0,224,198,.18)}
  .mega-trigger svg.chev{width:14px;height:14px;transition:transform .25s ease}
  .mega-trigger[aria-expanded="true"] svg.chev{transform:rotate(180deg)}
  .mega-panel{
    position:absolute;right:0;top:calc(100% + 10px);
    width:720px;max-width:calc(100vw - 48px);
    background:rgba(11,22,38,.96);
    border:1px solid rgba(255,255,255,.14);
    border-radius:16px;
    backdrop-filter:blur(22px);
    -webkit-backdrop-filter:blur(22px);
    box-shadow:0 24px 80px rgba(0,5,20,.55),inset 0 1px 0 rgba(255,255,255,.12);
    padding:26px;z-index:60;display:none;
  }
  .mega-wrap.open .mega-panel{display:block;animation:fadeUp .2s ease-out}
  @keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
  .mega-title{font-size:14px;font-weight:700;color:var(--accent-cyan);letter-spacing:.12em;margin-bottom:14px}
  .mega-mini-card{
    display:flex;flex-direction:column;gap:3px;background:rgba(255,255,255,.05);
    border:1px solid rgba(255,255,255,.09);border-radius:12px;padding:14px 16px;
    transition:background .15s ease,border .15s ease;
  }
  .mega-mini-card:hover{background:rgba(22,119,255,.12);border-color:rgba(22,119,255,.35)}
  .mobile-toggle{display:none;background:var(--bg-glass);border:1px solid var(--line-glass);border-radius:10px;width:44px;height:42px;align-items:center;justify-content:center;cursor:pointer;color:#fff}
  .mobile-toggle i{font-size:20px}
  .mobile-nav{
    display:none;position:sticky;top:72px;z-index:50;
    background:rgba(5,11,20,.97);border-top:1px solid rgba(255,255,255,.07);
    padding:18px 20px 26px;max-height:calc(100vh - 90px);overflow-y:auto;
  }
  .mobile-nav.open{display:block;animation:fadeUp .18s ease}
  .mobile-nav .mobile-group{margin-bottom:18px}
  .mobile-nav .mobile-group-title{color:var(--accent-cyan);font-size:13px;letter-spacing:.14em;margin-bottom:10px}
  .mobile-nav a.mobile-link{
    display:block;padding:12px 14px;border-radius:10px;font-size:15px;font-weight:500;
    color:var(--text-secondary);background:rgba(255,255,255,.04);margin-bottom:10px;
  }
  .mobile-nav a.mobile-link:hover{color:#fff;background:rgba(22,119,255,.15)}
  .mobile-nav a.mobile-link.is-active{color:#fff;border:1px solid rgba(0,224,198,.3)}

  /* 板块通用 */
  .section{padding:110px 0;position:relative}
  .section-alt{background:var(--bg-secondary)}
  .section-eyebrow{
    display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
    letter-spacing:.18em;color:var(--accent-cyan);text-transform:uppercase;
    margin-bottom:14px;
  }
  .section-eyebrow i{margin-right:2px}
  .section-title{font-size:clamp(30px,4vw,44px);line-height:1.35;font-weight:800;margin:0 0 18px}
  .section-lead{font-size:16px;line-height:1.9;color:var(--text-secondary);max-width:780px;margin-bottom:44px}

  .page-hero{
    position:relative;display:flex;align-items:center;min-height:520px;padding:100px 0 72px;overflow:hidden;
  }
  .page-hero::before{
    content:"";position:absolute;inset:0;background:
      url('/assets/images/backpic/back-2.png') center/cover no-repeat rgba(0,0,0,.45);
    background-blend-mode:multiply;
  }
  .page-hero::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(90deg,rgba(5,11,20,.95) 8%,rgba(5,11,20,.72) 45%,rgba(5,11,20,.25) 100%);
  }
  .hero-inner{position:relative;z-index:2;width:100%}
  .hero-chip{
    display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.07);
    border:1px solid rgba(255,255,255,.18);padding:7px 16px;border-radius:40px;
    color:var(--accent-cyan);font-size:13px;font-weight:600;letter-spacing:.1em;margin-bottom:26px;
  }
  .hero-title{font-size:clamp(38px,5vw,60px);line-height:1.22;font-weight:900;margin:0 0 24px;letter-spacing:.01em}
  .hero-title span{display:block;color:var(--text-secondary);font-size:clamp(22px,2.6vw,36px);font-weight:700;margin-top:16px;letter-spacing:.04em}
  .hero-desc{font-size:16px;line-height:1.9;max-width:640px;color:#d6e3f8;margin-bottom:38px}
  .btn-group{display:flex;flex-wrap:wrap;gap:16px}
  .btn-primary,.btn-ghost,.btn-cyan{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;
    padding:0 26px;border-radius:10px;font-size:15px;font-weight:600;line-height:1;
    transition:all .15s ease;border:1px solid transparent;cursor:pointer;
  }
  .btn-primary{
    background:linear-gradient(90deg,#1677FF,#00A6FF);
    color:#fff;box-shadow:0 0 16px rgba(22,119,255,.55);
  }
  .btn-primary:hover{background:linear-gradient(90deg,#2686ff,#13b8ff);box-shadow:0 0 24px rgba(0,224,198,.45);transform:translateY(-2px)}
  .btn-primary:active{transform:translateY(1px);box-shadow:0 0 8px rgba(22,119,255,.5)}
  .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.35);}
  .btn-ghost:hover{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.6);transform:translateY(-2px)}
  .btn-cyan{background:rgba(0,224,198,.12);border:1px solid rgba(0,224,198,.6);color:var(--accent-cyan)}
  .btn-cyan:hover{background:rgba(0,224,198,.18);box-shadow:0 0 18px rgba(0,224,198,.25)}

  .anchor-strip{
    display:flex;flex-wrap:wrap;justify-content:center;gap:12px;
    background:rgba(13,26,48,.75);border:1px solid rgba(255,255,255,.09);
    border-radius:14px;padding:18px 16px;margin-top:52px;
  }
  .anchor-strip a{
    height:40px;display:inline-flex;align-items:center;gap:8px;padding:0 18px;
    border-radius:8px;font-size:14px;color:#cfe1ff;background:rgba(255,255,255,.05);
    border:1px solid rgba(255,255,255,.08);transition:all .15s ease;
  }
  .anchor-strip a:hover{color:#fff;border-color:var(--accent-cyan);background:rgba(0,224,198,.09);transform:translateY(-1px)}

  /* 数据概览 */
  .step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:46px}
  .overview-card{padding:34px;background:var(--bg-elevated);border:1px solid rgba(255,255,255,.09);border-radius:18px;transition:all .15s ease;position:relative;overflow:hidden}
  .overview-card::before{content:"";position:absolute;top:0;left:0;width:100%;height:3px;background:linear-gradient(90deg,var(--accent-blue),var(--accent-cyan));opacity:.65}
  .overview-card:hover{transform:translateY(-4px);border-color:rgba(0,224,198,.33);box-shadow:var(--shadow-hover)}
  .overview-icon{width:50px;height:50px;display:flex;align-items:center;justify-content:center;border-radius:12px;background:rgba(22,119,255,.2);color:var(--accent-cyan);font-size:22px;margin-bottom:22px}
  .overview-card h3{font-size:20px;font-weight:700;margin:0 0 12px}
  .overview-card p{color:var(--text-secondary);font-size:14.5px;line-height:1.75;margin:0}

  /* 清单区块 */
  .check-section{display:grid;grid-template-columns:0.8fr 1.2fr;gap:50px;align-items:center}
  .media-frame{position:relative;border-radius:18px;overflow:hidden;box-shadow:var(--shadow-card)}
  .media-frame img{width:100%;height:100%;object-fit:cover;display:block;aspect-ratio:4/3}
  .media-tag{position:absolute;left:16px;bottom:16px;background:rgba(5,11,20,.82);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.18);padding:7px 14px;border-radius:40px;font-size:12px;color:var(--accent-cyan)}
  .check-list{display:flex;flex-direction:column;gap:16px}
  .check-item{display:flex;gap:18px;align-items:flex-start;background:var(--bg-elevated);border:1px solid rgba(255,255,255,.09);border-radius:14px;padding:22px 24px}
  .check-item:hover{border-color:rgba(22,119,255,.4)}
  .check-item i{font-size:20px;color:var(--accent-cyan);margin-top:5px;width:24px;text-align:center}
  .check-item h4{font-size:17px;font-weight:700;margin:0 0 6px}
  .check-item p{font-size:14px;color:var(--text-secondary);line-height:1.75;margin:0}

  /* 对比矩阵 */
  .compare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:46px}
  .compare-card{position:relative;display:flex;flex-direction:column;background:var(--bg-elevated);border:1px solid rgba(255,255,255,.1);border-radius:18px;padding:30px 28px 26px;transition:border .15s,box-shadow .15s,transform .15s}
  .compare-card:hover{border-color:rgba(0,224,198,.35);box-shadow:var(--shadow-hover);transform:translateY(-3px)}
  .compare-card.is-hot{border:1px solid rgba(0,224,198,.3);box-shadow:0 0 0 3px rgba(0,224,198,.06),var(--shadow-card)}
  .plan-badge{position:absolute;top:-14px;left:24px;background:linear-gradient(90deg,#1677FF,#00A6FF);padding:5px 14px;border-radius:28px;font-size:12px;font-weight:700;letter-spacing:.1em;color:#fff;box-shadow:0 0 12px rgba(22,119,255,.55)}
  .plan-title{font-size:20px;font-weight:800;margin-bottom:6px}
  .plan-sub{color:var(--text-secondary);font-size:14px;margin-bottom:18px}
  .case-tag{display:inline-flex;align-self:flex-start;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.13);color:#cfe1ff;font-size:12px;padding:4px 12px;border-radius:22px;margin-bottom:18px}
  .plan-feature{list-style:none;margin:0 0 22px;padding:0;border-top:1px solid rgba(255,255,255,.08)}
  .plan-feature li{display:flex;align-items:flex-start;gap:10px;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08);color:#d3e0f5;font-size:14.5px}
  .plan-feature li i{color:var(--accent-cyan);margin-top:5px;font-size:13px;width:18px;text-align:center}
  .plan-link{margin-top:auto;display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--accent-blue);transition:gap .15s ease}
  .compare-card:hover .plan-link{color:var(--accent-cyan);gap:13px}

  /* 行动步骤 */
  .route-grid{display:grid;grid-template-columns:1fr 1fr 1fr 1fr;gap:0;counter-reset:step;margin-top:46px}
  .route-item{position:relative;padding:40px 24px 28px;border-right:1px dashed rgba(255,255,255,.13)}
  .route-item:last-child{border-right:none}
  .route-item::before{counter-increment:step;content:"0" counter(step);font-size:42px;font-weight:900;font-family:"DIN Alternate",Inter,sans-serif;background:linear-gradient(135deg,var(--accent-blue),var(--accent-cyan));-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1;display:block;margin-bottom:18px}
  .route-item h3{font-size:19px;font-weight:800;margin:0 0 14px}
  .route-item p{font-size:14px;color:var(--text-secondary);line-height:1.75;margin:0}

  /* FAQ */
  .faq-wrap{display:block;max-width:980px;margin:20px auto 0}
  .faq-item{background:var(--bg-elevated);border:1px solid rgba(255,255,255,.1);border-radius:14px;margin-bottom:14px;overflow:hidden;transition:border .15s}
  .faq-item.open{border-color:rgba(22,119,255,.4)}
  .faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:18px;background:transparent;border:none;color:#f4f9ff;text-align:left;padding:22px 24px;font-size:16px;font-weight:600;cursor:pointer;line-height:1.6}
  .faq-q i{transition:transform .25s ease;color:var(--accent-cyan);flex:0 0 auto;font-size:16px}
  .faq-item.open .faq-q i{transform:rotate(45deg)}
  .faq-a{max-height:0;padding:0 24px;overflow:hidden;color:var(--text-secondary);font-size:14.5px;line-height:1.85;transition:all .25s ease}
  .faq-item.open .faq-a{max-height:280px;padding:0 24px 24px}

  .cta-band{margin-top:40px;padding:58px 60px;border-radius:22px;background:linear-gradient(120deg,rgba(22,119,255,.22),rgba(0,224,198,.12)),var(--bg-elevated);border:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:30px;position:relative;overflow:hidden}
  .cta-band::after{content:"";position:absolute;right:-70px;top:-70px;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(0,224,198,.18),transparent 70%)}
  .cta-band h2{font-size:clamp(24px,3vw,34px);font-weight:800;margin:0 0 10px}
  .cta-band p{color:var(--text-secondary);font-size:15px;margin:0;max-width:560px}
  .cta-actions{display:flex;gap:16px;flex-wrap:wrap;position:relative;z-index:2}

  /* 页脚 */
  .footer{background:#03080f;padding:72px 0 32px;border-top:1px solid rgba(255,255,255,.06)}
  .footer .brand{font-size:24px}
  .footer-brand-desc{color:var(--text-disable);font-size:14px;line-height:1.85;margin-top:22px}
  .footer-title{font-size:15px;font-weight:700;color:var(--accent-cyan);letter-spacing:.04em;margin-bottom:20px}
  .base-list{list-style:none;margin:0;padding:0}
  .base-list li{margin-bottom:12px}
  .base-list a{color:var(--text-secondary);font-size:14px;line-height:1.6;transition:all .15s}
  .base-list a:hover{color:#fff;padding-left:6px}
  .footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:52px;padding-top:26px;text-align:center;color:var(--text-disable);font-size:13px}

  @media(max-width:1120px){
    .desktop-nav,.mega-wrap{display:none}
    .mobile-toggle{display:inline-flex}
    .section{padding:80px 0}
    .check-section{grid-template-columns:1fr;gap:26px}
    .compare-grid,.route-grid{grid-template-columns:1fr 1fr;gap:20px}
    .route-item{border-right:none;border-bottom:1px dashed rgba(255,255,255,.1);padding:26px 8px}
    .route-item:last-child{border-bottom:none}
  }
  @media(max-width:768px){
    .page-hero{min-height:auto;padding:70px 0 60px}
    .step-grid,.compare-grid,.route-grid{grid-template-columns:1fr;gap:0}
    .overview-card,.compare-card{margin-bottom:0}
    .compare-grid{gap:18px}
    .route-grid{gap:10px}
    .anchor-strip{justify-content:flex-start}
    .cta-band{padding:34px 26px}
    .section-title{font-size:28px}
  }
  @media(max-width:440px){
    .header-row{height:64px;gap:12px}
    .brand{font-size:22px}
    .brand span{font-size:17px}
    .brand::before{width:7px;height:22px}
    .hero-title{font-size:32px}
    .hero-title span{font-size:20px}
    .hero-desc{font-size:14.5px}
    .btn-primary,.btn-ghost,.btn-cyan{padding:0 18px;font-size:14px}
    .section-title{font-size:24px}
    .section{padding:56px 0}
    .faq-q{font-size:14px}
    .check-item{padding:18px}
    .footer-bottom p{word-break:break-all}
  }

/* roulang page: category2 */
/* ======================= */
        /*  全局设计变量与重置      */
        /* ======================= */
        :root {
            --bg-primary: #050B14;
            --bg-secondary: #0A1628;
            --bg-elevated: #111E33;
            --bg-glass: rgba(255, 255, 255, 0.06);
            --line-glass: rgba(255, 255, 255, 0.12);
            --text-primary: #F2F7FF;
            --text-secondary: #A0B3D4;
            --text-disable: #5A6E8D;
            --accent-blue: #1677FF;
            --accent-cyan: #00E0C6;
            --alert-warning: #F7B500;
            --danger-action: #FF4D4F;
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-input: 12px;
            --shadow-card: 0 4px 20px rgba(2, 8, 25, 0.4);
            --shadow-hover: 0 12px 40px rgba(0, 60, 180, 0.25);
            --shadow-glow-blue: 0 0 16px rgba(22, 119, 255, 0.6);
            --shadow-glow-cyan: 0 0 24px rgba(0, 224, 198, 0.7);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
            --font-num: Inter, "DIN Alternate", "PingFang SC", "Microsoft YaHei", sans-serif;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            background-color: var(--bg-primary);
            color: var(--text-primary);
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.8;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            background-image:
                linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
            background-size: 40px 40px;
        }

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

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

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
        }

        input,
        textarea,
        select {
            font-family: inherit;
            font-size: 15px;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @keyframes pulse-glow {
            0%,
            100% {
                box-shadow: 0 0 14px rgba(22, 119, 255, 0.5);
            }
            50% {
                box-shadow: 0 0 24px rgba(0, 224, 198, 0.6);
            }
        }

        @keyframes chev-rotate {
            to {
                transform: rotate(180deg);
            }
        }

        /* ======================= */
        /*        导航栏           */
        /* ======================= */
        .site-header {
            width: 100%;
            height: 72px;
            background: rgba(5, 11, 20, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            position: sticky;
            top: 0;
            inset-inline-start: 0;
            z-index: 1000;
            display: flex;
            align-items: center;
        }

        .header-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 22px;
            width: 100%;
        }

        .brand {
            font-size: 26px;
            font-weight: 800;
            letter-spacing: -0.02em;
            display: inline-flex;
            align-items: baseline;
            white-space: nowrap;
            line-height: 1.2;
        }

        .brand span {
            font-size: 17px;
            font-weight: 500;
            margin-left: 2px;
            color: var(--text-secondary);
        }

        .brand .bet-logo {
            color: var(--text-primary);
            text-shadow: 0 0 16px rgba(22, 119, 255, 0.45);
        }

        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-inline-start: auto;
        }

        .nav-link {
            padding: 9px 16px;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            position: relative;
            transition: all 0.25s ease;
        }

        .nav-link:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
        }

        .nav-link.is-active {
            color: var(--text-primary);
            font-weight: 600;
        }

        .nav-link.is-active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent-blue);
        }

        .mega-wrap {
            position: relative;
        }

        .mega-trigger {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 16px;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: all 0.25s ease;
        }

        .mega-trigger:hover {
            border-color: var(--accent-blue);
            box-shadow: 0 0 20px rgba(22, 119, 255, 0.25);
        }

        .mega-trigger[aria-expanded="true"] .chev {
            animation: chev-rotate 0.3s ease forwards;
        }

        .chev {
            width: 18px;
            height: 18px;
            transition: transform 0.3s ease;
        }

        .mega-panel {
            position: absolute;
            top: calc(100% + 10px);
            right: 0;
            width: min(680px, calc(100vw - 48px));
            background: rgba(10, 22, 40, 0.95);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 16px;
            padding: 28px 30px;
            box-shadow: 0 24px 70px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.08);
            pointer-events: none;
            opacity: 0;
            transform: translateY(-8px);
            transition: all 0.25s ease-out;
            z-index: 120;
        }

        .mega-panel.is-open {
            opacity: 1;
            pointer-events: auto;
            transform: translateY(0);
        }

        .mega-title {
            font-size: 12px;
            color: var(--text-disable);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 14px;
            font-weight: 700;
        }

        .mega-mini-card {
            border: 1px solid rgba(255, 255, 255, 0.07);
            background: rgba(255, 255, 255, 0.03);
            border-radius: 12px;
            padding: 14px 16px;
            display: flex;
            flex-direction: column;
            gap: 4px;
            transition: all 0.25s ease;
        }

        .mega-mini-card:hover {
            border-color: rgba(0, 224, 198, 0.3);
            background: rgba(0, 224, 198, 0.04);
        }

        .mega-backdrop {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.35);
            backdrop-filter: blur(3px);
            -webkit-backdrop-filter: blur(3px);
            z-index: 90;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.25s ease;
        }

        .mega-backdrop.is-show {
            opacity: 1;
            pointer-events: auto;
        }

        .grid-cols-1 {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }

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

        @media (max-width: 1024px) {
            .grid-cols-3 {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .site-header {
                height: 60px;
            }
            .mega-trigger span {
                display: none;
            }
            .mega-panel {
                position: fixed;
                top: 68px;
                right: 12px;
                left: 12px;
                width: calc(100vw - 24px);
            }
            .grid-cols-3 {
                grid-template-columns: 1fr;
            }
        }

        /* ======================= */
        /*       公共按钮样式      */
        /* ======================= */
        .btn-main {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 46px;
            padding: 0 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            background: linear-gradient(90deg, #1677FF, #00A6FF);
            color: #fff;
            box-shadow: var(--shadow-glow-blue);
            transition: all 0.15s ease-out;
            border: none;
            line-height: 46px;
            white-space: nowrap;
        }

        .btn-main:hover {
            box-shadow: 0 0 28px rgba(0, 224, 198, 0.65);
            transform: translateY(-2px);
            background: linear-gradient(90deg, #1A86FF, #00B8E6);
            color: #fff;
        }

        .btn-main:active {
            transform: translateY(1px);
            box-shadow: 0 0 8px rgba(22, 119, 255, 0.35);
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 46px;
            padding: 0 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 500;
            background: transparent;
            color: var(--text-primary);
            border: 1px solid rgba(255, 255, 255, 0.25);
            box-shadow: none;
            transition: all 0.15s ease-out;
            white-space: nowrap;
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.05);
            border-color: rgba(255, 255, 255, 0.45);
            color: var(--text-primary);
        }

        @media (max-width: 520px) {
            .btn-main,
            .btn-ghost {
                padding: 0 18px;
                font-size: 14px;
                height: 44px;
                line-height: 44px;
            }
        }

        .btn-text {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 500;
            color: var(--accent-cyan);
            padding: 4px 0;
            border-bottom: 1px solid transparent;
        }

        .btn-text:hover {
            border-bottom-color: var(--accent-cyan);
            gap: 10px;
        }

        /* 焦点可见状态 */
        .btn-main:focus-visible,
        .btn-ghost:focus-visible,
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 3px;
        }

        /* ======================= */
        /*       标签 badge        */
        /* ======================= */
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 500;
            border-radius: 999px;
            padding: 6px 14px;
            line-height: 1.2;
            white-space: nowrap;
        }

        .tag-blue {
            background: rgba(22, 119, 255, 0.15);
            color: #76B3FF;
            border: 1px solid rgba(22, 119, 255, 0.25);
        }

        .tag-cyan {
            background: rgba(0, 224, 198, 0.12);
            color: var(--accent-cyan);
            border: 1px solid rgba(0, 224, 198, 0.25);
        }

        .tag-warning {
            background: rgba(247, 181, 0, 0.12);
            color: var(--alert-warning);
            border: 1px solid rgba(247, 181, 0, 0.25);
        }

        .tag-disable {
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-disable);
            border: 1px solid rgba(255, 255, 255, 0.06);
        }

        /* ======================= */
        /*      通用板块样式       */
        /* ======================= */
        .section {
            padding-top: 96px;
            padding-bottom: 96px;
        }

        .section-sm {
            padding-top: 64px;
            padding-bottom: 64px;
        }

        .section-title-wrap {
            margin-bottom: 48px;
            position: relative;
        }

        .section-title {
            font-size: 36px;
            line-height: 1.4;
            font-weight: 800;
            margin: 0 0 16px;
            letter-spacing: 0.01em;
        }

        .section-subtitle {
            color: var(--text-secondary);
            font-size: 16px;
            max-width: 860px;
            line-height: 1.8;
            margin: 0;
        }

        /* ======================= */
        /*          cards          */
        /* ======================= */
        .glass-card {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 16px;
            box-shadow: var(--shadow-card);
        }

        .solid-card {
            background: linear-gradient(180deg, rgba(17, 30, 51, 0.5), rgba(10, 22, 40, 0.7));
            border: 1px solid rgba(255, 255, 255, 0.07);
            border-radius: 16px;
            box-shadow: var(--shadow-card);
        }

        .light-card {
            background: #0d1624;
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: 16px;
            padding: 24px;
            box-shadow: var(--shadow-card);
        }

        .hover-lift {
            transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
        }

        .hover-lift:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(22, 119, 255, 0.3);
        }

        /* ======================= */
        /*        Hero 区域        */
        /* ======================= */
        .hero-section-cat {
            position: relative;
            padding: 100px 0 90px;
            background: linear-gradient(180deg, #050B14 0%, #0A1628 100%);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            overflow: hidden;
        }

        .hero-section-cat::before {
            content: '';
            position: absolute;
            top: -50%;
            right: 10%;
            width: 440px;
            height: 440px;
            background: radial-gradient(circle, rgba(22, 119, 255, 0.16) 0%, transparent 60%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-section-cat::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: url(/assets/images/backpic/back-2.png);
            background-size: cover;
            background-position: center right;
            opacity: 0.12;
            pointer-events: none;
        }

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

        .hero-cat-title {
            font-size: 46px;
            line-height: 1.25;
            font-weight: 900;
            margin-bottom: 18px;
        }

        .hero-cat-desc {
            color: var(--text-secondary);
            font-size: 16px;
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 30px;
        }

        .hero-anchor-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 30px;
        }

        .anchor-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 14px;
            color: var(--text-secondary);
            transition: all 0.15s ease;
        }

        .anchor-btn:hover {
            color: var(--text-primary);
            background: rgba(22, 119, 255, 0.15);
            border-color: rgba(22, 119, 255, 0.3);
        }

        /* ======================= */
        /*  分类页内容长廊列表     */
        /* ======================= */
        .content-row {
            display: flex;
            gap: 24px;
            align-items: flex-start;
            padding: 28px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.07);
            border-radius: 16px;
            transition: background 0.2s, border-color 0.2s;
        }

        .content-row:hover {
            background: rgba(255, 255, 255, 0.05);
            border-color: rgba(22, 119, 255, 0.2);
        }

        .content-row-img {
            flex-shrink: 0;
            width: 200px;
            height: 160px;
            border-radius: 12px;
            overflow: hidden;
            position: relative;
        }

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

        .content-row:hover .content-row-img img {
            transform: scale(1.02);
        }

        .content-row-body {
            flex: 1;
            min-width: 0;
        }

        .content-row-title {
            font-size: 22px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 8px;
            color: var(--text-primary);
        }

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

        .content-row-desc {
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .content-row-link {
            font-size: 14px;
            color: var(--accent-cyan);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .content-row-link:hover {
            transform: translateX(3px);
        }

        /* ======================= */
        /*      Section 活动时段   */
        /* ======================= */
        .timeline-wrap {
            display: flex;
            flex-direction: column;
            gap: 18px;
            position: relative;
        }

        .timeline-item {
            position: relative;
            display: flex;
            gap: 24px;
            align-items: flex-start;
            padding: 20px 24px 20px 0;
            margin-left: 16px;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -24px;
            top: 0;
            width: 1px;
            height: 100%;
            background: rgba(255, 255, 255, 0.1);
        }

        .timeline-dot {
            position: absolute;
            left: -30px;
            top: 32px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--accent-cyan);
            box-shadow: 0 0 12px rgba(0, 224, 198, 0.4);
        }

        .timeline-time {
            font-family: var(--font-num);
            font-size: 15px;
            font-weight: 700;
            color: var(--accent-cyan);
            width: 110px;
            flex-shrink: 0;
        }

        .timeline-content h3 {
            font-size: 20px;
            font-weight: 700;
            margin: 0 0 6px;
        }

        .timeline-content p {
            color: var(--text-secondary);
            font-size: 14px;
            margin: 0;
            line-height: 1.8;
        }

        /* ======================= */
        /*       FAQ accordion     */
        /* ======================= */
        .faq-item {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 12px;
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color 0.2s;
        }

        .faq-item.is-active {
            border-color: rgba(22, 119, 255, 0.3);
        }

        .faq-q {
            width: 100%;
            padding: 24px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-size: 17px;
            font-weight: 600;
            color: var(--text-primary);
            text-align: left;
            background: none;
        }

        .faq-q .faq-icon {
            font-size: 20px;
            color: var(--accent-cyan);
            flex-shrink: 0;
            transition: transform 0.3s ease;
            line-height: 1;
            font-weight: 300;
            width: 28px;
            height: 28px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            border: 1px solid rgba(0, 224, 198, 0.3);
        }

        .faq-item.is-active .faq-icon {
            transform: rotate(45deg);
            background: rgba(0, 224, 198, 0.1);
        }

        .faq-a {
            max-height: 0;
            overflow: hidden;
            padding: 0 28px;
            transition: all 0.25s ease-out;
        }

        .faq-item.is-active .faq-a {
            max-height: 500px;
            padding: 0 28px 24px;
        }

        .faq-a p {
            color: var(--text-secondary);
            margin: 0;
            font-size: 14px;
            line-height: 1.9;
        }

        /* ======================= */
        /*         CTA 区块        */
        /* ======================= */
        .cta-card-large {
            background: linear-gradient(135deg, rgba(22, 119, 255, 0.16), rgba(0, 224, 198, 0.06)), #0A1628;
            border: 1px solid rgba(22, 119, 255, 0.25);
            border-radius: 24px;
            padding: 64px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-card-large::before {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
            border-radius: 0 0 24px 24px;
        }

        .cta-title {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 16px;
        }

        .cta-sub {
            color: var(--text-secondary);
            font-size: 16px;
            max-width: 650px;
            margin: 0 auto 30px;
        }

        /* ======================= */
        /*        页脚             */
        /* ======================= */
        .footer {
            background: #03080F;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 72px 0 32px;
        }

        .footer .brand {
            font-size: 24px;
        }

        .footer-brand-desc {
            font-size: 14px;
            color: var(--text-disable);
            line-height: 1.8;
            margin-top: 16px;
            max-width: 280px;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 20px;
        }

        .footer ul.base-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
            font-size: 14px;
            color: var(--text-secondary);
        }

        .footer ul.base-list a:hover {
            color: var(--accent-cyan);
        }

        .footer-bottom {
            margin-top: 60px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            font-size: 13px;
            color: var(--text-disable);
            display: flex;
            flex-direction: column;
            gap: 6px;
            text-align: center;
        }

        /* ======================= */
        /*        Z 型图文区块      */
        /* ======================= */
        .zigzag-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            align-items: center;
            gap: 50px;
            margin-bottom: 48px;
        }

        .zigzag-media {
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
            transition: box-shadow 0.3s ease;
        }

        .zigzag-media img {
            width: 100%;
            height: 320px;
            object-fit: cover;
        }

        .zigzag-row:nth-child(even) .zigzag-media {
            order: 2;
        }

        /* ======================= */
        /*      响应式断点          */
        /* ======================= */
        @media (max-width: 1120px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }
            .desktop-nav .nav-link {
                padding: 9px 12px;
                font-size: 13px;
            }
            .mega-trigger {
                padding: 9px 12px;
            }
        }

        @media (max-width: 900px) {
            .desktop-nav {
                display: none;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding-top: 64px;
                padding-bottom: 64px;
            }
            .section-title {
                font-size: 28px;
            }
            .hero-section-cat {
                padding: 64px 0 56px;
            }
            .hero-cat-title {
                font-size: 32px;
            }
            .hero-cat-desc {
                font-size: 15px;
            }
            .content-row {
                flex-direction: column;
                padding: 20px;
            }
            .content-row-img {
                width: 100%;
                height: 180px;
            }
            .timeline-item {
                flex-direction: column;
                padding-left: 24px;
            }
            .timeline-time {
                width: auto;
            }
            .timeline-dot {
                left: 2px;
                top: 16px;
            }
            .timeline-item::before {
                left: -12px;
            }
            .cta-card-large {
                padding: 40px 24px;
            }
            .cta-title {
                font-size: 26px;
            }
            .cta-sub {
                font-size: 14px;
            }
            .zigzag-row {
                grid-template-columns: 1fr;
                gap: 24px;
                margin-bottom: 56px;
            }
            .zigzag-row:nth-child(even) .zigzag-media {
                order: 1;
            }
            .mega-panel {
                width: calc(100vw - 24px);
                max-height: 80vh;
                overflow-y: auto;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .brand {
                font-size: 22px;
            }
            .brand span {
                font-size: 15px;
            }
            .mega-trigger .chev {
                width: 16px;
                height: 16px;
            }
            .content-row-title {
                font-size: 18px;
            }
            .content-row-desc {
                font-size: 13px;
            }
            .btn-text {
                font-size: 13px;
            }
            .hero-anchor-bar {
                flex-wrap: wrap;
            }
            .anchor-btn {
                font-size: 13px;
                padding: 8px 16px;
            }
            .grid-cols-1,
            .grid-cols-3 {
                gap: 16px;
            }
            .faq-q {
                font-size: 15px;
                padding: 18px 20px;
            }
            .faq-a {
                padding: 0;
            }
            .faq-item.is-active .faq-a {
                padding-right: 20px;
                padding-bottom: 18px;
                padding-left: 20px;
            }
        }