/* roulang page: index */
:root {
  --bg: #07070d;
  --bg-deep: #0e0e1e;
  --panel: rgba(18, 20, 38, 0.82);
  --panel-solid: #121426;
  --panel-soft: rgba(255, 255, 255, 0.035);
  --lime: #a3e635;
  --lime-soft: rgba(163, 230, 53, 0.14);
  --cyan: #06b6d4;
  --cyan-soft: rgba(6, 182, 212, 0.14);
  --pink: #f43f5e;
  --pink-soft: rgba(244, 63, 94, 0.14);
  --white: #ffffff;
  --text: #f8fafc;
  --muted: #94a3b8;
  --subtle: #64748b;
  --line: rgba(148, 163, 184, 0.18);
  --line-strong: rgba(6, 182, 212, 0.45);
  --radius: 8px;
  --radius-sm: 6px;
  --container: 1200px;
  --space: 24px;
  --shadow-cyan: 0 0 24px rgba(6, 182, 212, 0.24);
  --shadow-lime: 0 0 22px rgba(163, 230, 53, 0.18);
  --transition: 180ms ease;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}
body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    linear-gradient(rgba(6, 182, 212, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(163, 230, 53, 0.025) 1px, transparent 1px),
    radial-gradient(circle at 85% 8%, rgba(244, 63, 94, 0.09), transparent 30%),
    linear-gradient(135deg, var(--bg), var(--bg-deep));
  background-size: 48px 48px, 48px 48px, auto, auto;
  font-family: "Be Vietnam Pro", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
}
body.nav-open {
  overflow: hidden;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
}
a {
  color: var(--cyan);
  text-decoration: none;
  transition: color var(--transition), border-color var(--transition), background var(--transition), transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}
a:hover,
a:focus {
  color: var(--lime);
}
button,
input,
select,
textarea {
  font: inherit;
}
button {
  cursor: pointer;
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(163, 230, 53, 0.7);
  outline-offset: 3px;
}
h1,
h2,
h3,
h4,
p,
ul,
ol,
figure,
table {
  margin-top: 0;
}
h1,
h2,
h3,
h4 {
  font-family: "Space Grotesk", "Be Vietnam Pro", sans-serif;
  letter-spacing: 0;
}
h1 {
  margin-bottom: 20px;
  font-size: clamp(2.2rem, 5vw, 4.8rem);
  font-weight: 700;
  line-height: 1.08;
}
h2 {
  margin-bottom: 18px;
  font-size: clamp(1.75rem, 3.2vw, 3rem);
  font-weight: 700;
  line-height: 1.14;
}
h3 {
  margin-bottom: 12px;
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  line-height: 1.25;
}
p {
  color: var(--muted);
}
strong {
  color: var(--text);
}
.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 80;
  border-bottom: 1px solid rgba(6, 182, 212, 0.22);
  background: rgba(7, 7, 13, 0.88);
  backdrop-filter: blur(18px);
  box-shadow: 0 10px 34px rgba(0, 0, 0, 0.34);
}
.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 76px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  color: var(--white);
  font-family: "Space Grotesk", "Be Vietnam Pro", sans-serif;
  font-weight: 700;
}
.brand:hover,
.brand:focus {
  color: var(--white);
}
.brand-mark {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid rgba(163, 230, 53, 0.62);
  border-radius: var(--radius-sm);
  color: var(--lime);
  background: linear-gradient(145deg, rgba(163, 230, 53, 0.15), rgba(6, 182, 212, 0.08));
  box-shadow: var(--shadow-lime);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}
.brand-text {
  white-space: nowrap;
  font-size: 0.93rem;
}
.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex: 1 1 auto;
}
.main-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 12px;
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 600;
  white-space: nowrap;
}
.main-nav a:hover,
.main-nav a:focus,
.main-nav a.active {
  color: var(--white);
  background: rgba(6, 182, 212, 0.1);
}
.main-nav a.active::after {
  position: absolute;
  right: 12px;
  bottom: 4px;
  left: 12px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--lime), var(--cyan));
  box-shadow: var(--shadow-lime);
  content: "";
}
.auth-actions {
  display: flex;
  align-items: center;
  gap: 9px;
  flex: 0 0 auto;
}
.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--white);
  background: rgba(255, 255, 255, 0.04);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-weight: 700;
  line-height: 1.15;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
}
.btn:hover,
.btn:focus {
  transform: translateY(-2px);
}
.btn:active {
  transform: translateY(0) scale(0.98);
}
.btn-primary {
  color: #081006;
  background: linear-gradient(135deg, var(--lime), #67e8f9);
  box-shadow: 0 0 18px rgba(163, 230, 53, 0.35);
}
.btn-primary:hover,
.btn-primary:focus {
  color: #081006;
  box-shadow: 0 0 28px rgba(163, 230, 53, 0.5);
}
.btn-secondary {
  color: var(--white);
  border-color: rgba(6, 182, 212, 0.48);
  background: rgba(6, 182, 212, 0.1);
}
.btn-secondary:hover,
.btn-secondary:focus {
  color: var(--white);
  border-color: var(--cyan);
  box-shadow: var(--shadow-cyan);
}
.btn-ghost {
  min-height: 40px;
  padding-inline: 10px;
  border-color: transparent;
  color: #cbd5e1;
  background: transparent;
}
.btn-ghost:hover,
.btn-ghost:focus {
  color: var(--lime);
  background: rgba(163, 230, 53, 0.08);
}
main {
  display: block;
  padding-top: 76px;
}
.section {
  position: relative;
  padding: 88px 0;
}
.section:nth-of-type(even) {
  background: rgba(255, 255, 255, 0.018);
  border-block: 1px solid rgba(148, 163, 184, 0.08);
}
.section-head {
  max-width: 820px;
  margin-bottom: 36px;
}
.section-head p {
  margin-bottom: 0;
  font-size: 1rem;
}
.eyebrow,
.badge,
.tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  width: fit-content;
  border-radius: 999px;
  font-size: 0.73rem;
  font-weight: 800;
  line-height: 1;
  text-transform: uppercase;
}
.eyebrow {
  margin-bottom: 16px;
  padding: 8px 11px;
  border: 1px solid rgba(163, 230, 53, 0.32);
  color: var(--lime);
  background: var(--lime-soft);
}
.badge {
  padding: 7px 10px;
  border: 1px solid rgba(6, 182, 212, 0.36);
  color: #a5f3fc;
  background: rgba(6, 182, 212, 0.12);
}
.tag {
  padding: 6px 9px;
  color: var(--muted);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035);
}
.hero {
  min-height: calc(100vh - 76px);
  display: flex;
  align-items: center;
  padding: 72px 0 76px;
  background:
    linear-gradient(90deg, rgba(7, 7, 13, 0.98) 0%, rgba(7, 7, 13, 0.86) 44%, rgba(14, 14, 30, 0.62) 100%),
    linear-gradient(0deg, rgba(7, 7, 13, 0.9), rgba(7, 7, 13, 0.2)),
    url("/assets/images/a0678d2542921f1e.jpg") center/cover no-repeat;
  border-bottom: 1px solid rgba(6, 182, 212, 0.3);
}
.hero::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent 49.8%, rgba(6, 182, 212, 0.07) 50%, transparent 50.2%),
    linear-gradient(transparent 49.8%, rgba(163, 230, 53, 0.055) 50%, transparent 50.2%);
  background-size: 96px 96px;
  content: "";
  mask-image: linear-gradient(to right, transparent, black 55%, transparent);
}
.hero .container {
  position: relative;
  z-index: 1;
}
.hero-copy {
  max-width: 720px;
}
.hero-copy h1 {
  text-wrap: balance;
}
.hero-copy h1 .hero-kicker {
  display: block;
  margin-bottom: 14px;
  color: var(--lime);
  font-family: "Be Vietnam Pro", sans-serif;
  font-size: clamp(0.92rem, 1.6vw, 1.15rem);
  font-weight: 800;
  line-height: 1.35;
  text-transform: uppercase;
}
.hero-lead {
  max-width: 700px;
  margin-bottom: 28px;
  color: #cbd5e1;
  font-size: clamp(1rem, 1.5vw, 1.17rem);
  line-height: 1.65;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}
.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  color: #cbd5e1;
  font-size: 0.9rem;
}
.hero-proof span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.hero-proof i {
  color: var(--lime);
}
.hero-stage {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 18px;
  align-items: stretch;
}
.hero-dossier {
  position: relative;
  overflow: hidden;
  min-height: 430px;
  border: 1px solid rgba(6, 182, 212, 0.42);
  border-radius: var(--radius);
  background: rgba(7, 7, 13, 0.72);
  box-shadow: 0 0 32px rgba(6, 182, 212, 0.2);
}
.hero-dossier img {
  width: 100%;
  height: 100%;
  min-height: 430px;
  object-fit: cover;
}
.hero-dossier::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 38%, rgba(7, 7, 13, 0.92));
  content: "";
}
.dossier-caption {
  position: absolute;
  right: 18px;
  bottom: 18px;
  left: 18px;
  z-index: 1;
}
.dossier-caption h2 {
  margin-bottom: 8px;
  font-size: 1.35rem;
}
.dossier-caption p {
  margin-bottom: 0;
  color: #dbeafe;
  font-size: 0.91rem;
}
.hero-side {
  display: grid;
  gap: 16px;
  align-content: start;
}
.outline-panel,
.lead-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(7, 7, 13, 0.82);
  backdrop-filter: blur(12px);
}
.outline-panel {
  padding: 22px;
}
.outline-panel h3,
.lead-panel h3 {
  font-size: 1.08rem;
}
.outline-list {
  display: grid;
  gap: 11px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.outline-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: #cbd5e1;
  font-size: 0.91rem;
}
.outline-list i {
  margin-top: 5px;
  color: var(--cyan);
}
.lead-panel {
  padding: 22px;
  border-color: rgba(163, 230, 53, 0.32);
  box-shadow: var(--shadow-lime);
}
.lead-panel p {
  margin-bottom: 15px;
  font-size: 0.9rem;
}
.lead-form {
  display: grid;
  gap: 11px;
}
.field {
  display: grid;
  gap: 7px;
}
.field label {
  color: #dbeafe;
  font-size: 0.82rem;
  font-weight: 700;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 46px;
  padding: 11px 13px;
  border: 1px solid rgba(148, 163, 184, 0.28);
  border-radius: var(--radius-sm);
  color: var(--white);
  background: rgba(255, 255, 255, 0.055);
  outline: none;
}
.field textarea {
  min-height: 112px;
  resize: vertical;
}
.field input::placeholder,
.field textarea::placeholder {
  color: #64748b;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--lime);
  box-shadow: 0 0 0 3px rgba(163, 230, 53, 0.12);
}
.field select option {
  color: #111827;
}
.form-status {
  min-height: 22px;
  margin: 0;
  color: var(--lime);
  font-size: 0.84rem;
}
.form-status.is-error {
  color: #fda4af;
}
.metric-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.028);
}
.metric-item {
  min-height: 138px;
  padding: 22px;
  border-right: 1px solid var(--line);
}
.metric-item:last-child {
  border-right: 0;
}
.metric-value {
  margin-bottom: 7px;
  color: var(--white);
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(1.75rem, 3vw, 2.55rem);
  font-weight: 700;
  line-height: 1;
}
.metric-label {
  margin-bottom: 8px;
  color: var(--lime);
  font-size: 0.79rem;
  font-weight: 800;
  text-transform: uppercase;
}
.metric-item p {
  margin-bottom: 0;
  font-size: 0.87rem;
}
.coverage-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 42px;
  align-items: center;
}
.coverage-copy p {
  font-size: 1.03rem;
}
.coverage-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}
.coverage-row {
  display: grid;
  grid-template-columns: 90px 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.coverage-row strong {
  font-size: 0.93rem;
}
.coverage-row span {
  color: var(--muted);
  font-size: 0.9rem;
}
.coverage-row em {
  color: var(--lime);
  font-size: 0.78rem;
  font-style: normal;
  font-weight: 800;
  text-transform: uppercase;
}
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.scenario-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.032);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.scenario-card:hover,
.scenario-card:focus-within {
  transform: translateY(-5px);
  border-color: rgba(6, 182, 212, 0.65);
  box-shadow: 0 0 24px rgba(6, 182, 212, 0.2);
}
.scenario-media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #0e0e1e;
}
.scenario-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 350ms ease;
}
.scenario-card:hover .scenario-media img {
  transform: scale(1.045);
}
.scenario-media .badge {
  position: absolute;
  top: 12px;
  left: 12px;
  color: #fecdd3;
  border-color: rgba(244, 63, 94, 0.45);
  background: rgba(7, 7, 13, 0.82);
}
.scenario-body {
  padding: 20px;
}
.scenario-body p {
  margin-bottom: 0;
  font-size: 0.91rem;
}
.localization-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: 44px;
  align-items: start;
}
.localization-copy {
  padding-left: 24px;
  border-left: 3px solid var(--lime);
}
.localization-copy p {
  font-size: 1rem;
}
.payment-matrix {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.payment-item {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.028);
}
.payment-item i {
  margin-bottom: 14px;
  color: var(--cyan);
  font-size: 1.4rem;
}
.payment-item strong {
  display: block;
  margin-bottom: 6px;
}
.payment-item p {
  margin-bottom: 0;
  font-size: 0.88rem;
}
.category-matrix {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.category-row {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr) minmax(220px, 0.8fr) auto;
  gap: 20px;
  align-items: center;
  padding: 22px;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.018);
}
.category-row:last-child {
  border-bottom: 0;
}
.category-row:hover,
.category-row:focus {
  color: var(--text);
  background: rgba(6, 182, 212, 0.075);
}
.category-index {
  color: var(--lime);
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
}
.category-row strong {
  display: block;
  margin-bottom: 5px;
  font-size: 1.02rem;
}
.category-row span {
  color: var(--muted);
  font-size: 0.88rem;
}
.category-row em {
  color: #a5f3fc;
  font-size: 0.78rem;
  font-style: normal;
  font-weight: 800;
  text-transform: uppercase;
}
.category-row i {
  color: var(--lime);
}
.comparison-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.comparison-table {
  width: 100%;
  min-width: 720px;
  margin: 0;
  border-collapse: collapse;
  color: var(--text);
}
.comparison-table th,
.comparison-table td {
  padding: 18px 20px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}
.comparison-table th:last-child,
.comparison-table td:last-child {
  border-right: 0;
}
.comparison-table tr:last-child td {
  border-bottom: 0;
}
.comparison-table thead th {
  color: var(--white);
  background: rgba(6, 182, 212, 0.09);
  font-size: 0.87rem;
}
.comparison-table td:first-child {
  width: 25%;
  color: #dbeafe;
  font-weight: 700;
}
.comparison-table td {
  color: var(--muted);
  font-size: 0.9rem;
}
.comparison-table .winner {
  color: #ecfccb;
  background: rgba(163, 230, 53, 0.06);
}
.positive {
  color: var(--lime);
}
.timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-top: 18px;
}
.timeline::before {
  position: absolute;
  top: 22px;
  right: 8%;
  left: 8%;
  height: 1px;
  background: linear-gradient(90deg, var(--lime), var(--cyan), var(--pink));
  content: "";
}
.timeline-item {
  position: relative;
  padding-top: 56px;
}
.timeline-dot {
  position: absolute;
  top: 10px;
  left: 0;
  display: grid;
  width: 25px;
  height: 25px;
  place-items: center;
  border: 4px solid var(--bg);
  border-radius: 50%;
  color: #071016;
  background: var(--lime);
  box-shadow: var(--shadow-lime);
}
.timeline-item h3 {
  margin-bottom: 7px;
  font-size: 1rem;
}
.timeline-item p {
  margin-bottom: 0;
  font-size: 0.88rem;
}
.testimonial-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr 0.8fr;
  gap: 18px;
  align-items: start;
}
.testimonial {
  padding: 24px 0;
  border-top: 1px solid var(--line);
}
.testimonial:nth-child(2) {
  margin-top: 28px;
  padding: 26px;
  border: 1px solid rgba(163, 230, 53, 0.3);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(163, 230, 53, 0.07), rgba(6, 182, 212, 0.04));
}
.testimonial p {
  color: #dbeafe;
  font-size: 0.94rem;
}
.person {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
}
.avatar {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(6, 182, 212, 0.45);
  border-radius: 50%;
  color: var(--white);
  background: rgba(6, 182, 212, 0.13);
  font-weight: 800;
}
.person strong,
.person span {
  display: block;
}
.person span {
  color: var(--subtle);
  font-size: 0.78rem;
}
.news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(300px, 0.75fr);
  gap: 34px;
  align-items: start;
}
.news-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}
.news-item {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}
.news-item img {
  width: 100%;
  height: 124px;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}
.news-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 9px 14px;
  margin-bottom: 8px;
  color: var(--subtle);
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
}
.news-item h3 {
  margin-bottom: 8px;
  font-size: 1.12rem;
}
.news-item h3 a {
  color: var(--white);
}
.news-item h3 a:hover,
.news-item h3 a:focus {
  color: var(--lime);
}
.news-item p {
  margin-bottom: 0;
  font-size: 0.88rem;
}
.news-aside {
  padding-left: 24px;
  border-left: 1px solid var(--line);
}
.news-aside h3 {
  font-size: 1.05rem;
}
.recommend-list {
  display: grid;
  gap: 16px;
}
.recommend-item {
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
.recommend-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}
.recommend-item a {
  color: #e2e8f0;
  font-weight: 700;
}
.recommend-item a:hover,
.recommend-item a:focus {
  color: var(--lime);
}
.recommend-item time {
  display: block;
  margin-top: 5px;
  color: var(--subtle);
  font-size: 0.77rem;
}
.empty-state {
  padding: 22px;
  border: 1px dashed rgba(148, 163, 184, 0.35);
  border-radius: var(--radius);
  color: #cbd5e1;
  background: rgba(255, 255, 255, 0.025);
}
.guarantee-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--line);
}
.guarantee-item {
  padding: 28px 24px 0 0;
  border-right: 1px solid var(--line);
}
.guarantee-item:nth-child(3n) {
  border-right: 0;
}
.guarantee-item i {
  margin-bottom: 16px;
  color: var(--cyan);
  font-size: 1.5rem;
}
.guarantee-item h3 {
  font-size: 1.04rem;
}
.guarantee-item p {
  margin-bottom: 0;
  font-size: 0.88rem;
}
.quick-answer-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 34px;
}
.quick-answer {
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}
.quick-answer h3 {
  margin-bottom: 8px;
  font-size: 1rem;
}
.quick-answer p {
  margin-bottom: 0;
  font-size: 0.9rem;
}
.faq-list {
  display: grid;
  gap: 10px;
}
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.025);
}
.faq-item summary {
  position: relative;
  padding: 19px 54px 19px 20px;
  color: var(--white);
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::after {
  position: absolute;
  top: 50%;
  right: 20px;
  color: var(--lime);
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  content: "\2b";
  transform: translateY(-50%);
}
.faq-item[open] summary::after {
  content: "\f068";
}
.faq-answer {
  padding: 0 20px 20px;
}
.faq-answer p {
  margin-bottom: 0;
}
.benefit-table {
  width: 100%;
  min-width: 720px;
  margin: 0;
  border-collapse: collapse;
  color: var(--text);
}
.benefit-table th,
.benefit-table td {
  padding: 17px 18px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}
.benefit-table th {
  color: #dbeafe;
  background: rgba(6, 182, 212, 0.08);
  font-size: 0.84rem;
}
.benefit-table td {
  color: var(--muted);
  font-size: 0.89rem;
}
.benefit-table td:first-child {
  color: var(--white);
  font-weight: 700;
}
.benefit-table tr:last-child td {
  border-bottom: 0;
}
.benefit-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.conversion {
  border-top: 1px solid rgba(163, 230, 53, 0.3);
  background:
    linear-gradient(90deg, rgba(163, 230, 53, 0.055), transparent 42%),
    rgba(255, 255, 255, 0.02);
}
.conversion-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 46px;
  align-items: start;
}
.conversion-copy {
  position: sticky;
  top: 106px;
}
.conversion-copy p {
  font-size: 1rem;
}
.conversion-points {
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}
.conversion-points li {
  display: flex;
  gap: 11px;
  color: #cbd5e1;
  font-size: 0.9rem;
}
.conversion-points i {
  margin-top: 5px;
  color: var(--lime);
}
.conversion-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 15px;
  padding: 28px;
  border: 1px solid rgba(6, 182, 212, 0.36);
  border-radius: var(--radius);
  background: rgba(7, 7, 13, 0.78);
  box-shadow: var(--shadow-cyan);
}
.conversion-form .field-full,
.conversion-form .form-status,
.conversion-form .form-submit {
  grid-column: 1 / -1;
}
.check-field {
  display: flex;
  grid-column: 1 / -1;
  gap: 10px;
  align-items: flex-start;
  color: var(--muted);
  font-size: 0.83rem;
}
.check-field input {
  width: 18px;
  min-height: 18px;
  margin-top: 4px;
  accent-color: var(--lime);
}
.site-footer {
  padding: 62px 0 28px;
  border-top: 1px solid rgba(6, 182, 212, 0.24);
  background: #05050a;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 0.8fr;
  gap: 34px;
}
.footer-brand p {
  max-width: 430px;
  margin-top: 16px;
  font-size: 0.9rem;
}
.footer-col h3 {
  margin-bottom: 16px;
  color: var(--white);
  font-size: 0.94rem;
}
.footer-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.footer-list li,
.footer-list a {
  color: var(--muted);
  font-size: 0.86rem;
}
.footer-list a:hover,
.footer-list a:focus {
  color: var(--lime);
}
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  justify-content: space-between;
  margin-top: 42px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: var(--subtle);
  font-size: 0.78rem;
}
.trust-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.trust-pill {
  padding: 6px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #cbd5e1;
}
.fab {
  position: fixed;
  left: 16px;
  bottom: 96px;
  z-index: 70;
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--white);
  background:
    linear-gradient(#0b0d18, #0b0d18) padding-box,
    linear-gradient(135deg, var(--pink), var(--cyan), var(--lime)) border-box;
  box-shadow: 0 0 22px rgba(6, 182, 212, 0.42);
  opacity: 0.82;
}
.fab::after {
  position: absolute;
  top: 7px;
  right: 7px;
  width: 10px;
  height: 10px;
  border: 2px solid #fff;
  border-radius: 50%;
  background: var(--pink);
  box-shadow: 0 0 12px rgba(244, 63, 94, 0.8);
  content: "";
  animation: fabPulse 1.6s ease-in-out infinite;
}
.fab i {
  font-size: 1.25rem;
}
.fab:hover,
.fab:focus {
  color: var(--lime);
  opacity: 1;
  transform: scale(1.08);
  box-shadow: 0 0 32px rgba(163, 230, 53, 0.45);
}
.fab:active {
  transform: scale(0.94);
}
@keyframes fabPulse {
  0%, 100% { opacity: 0.55; transform: scale(0.85); }
  50% { opacity: 1; transform: scale(1.12); }
}
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 560ms ease, transform 560ms ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}
@media screen and (max-width: 1100px) {
  .main-nav a {
    padding-inline: 9px;
    font-size: 0.82rem;
  }
  .brand-text {
    max-width: 160px;
    white-space: normal;
    line-height: 1.25;
  }
  .hero-stage {
    grid-template-columns: minmax(0, 1fr);
  }
  .hero-dossier,
  .hero-dossier img {
    min-height: 360px;
  }
  .scenario-grid,
  .guarantee-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .guarantee-item:nth-child(3n) {
    border-right: 1px solid var(--line);
  }
  .guarantee-item:nth-child(2n) {
    border-right: 0;
  }
  .category-row {
    grid-template-columns: 48px minmax(0, 1fr) auto;
  }
  .category-row span {
    display: none;
  }
  .timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .timeline::before {
    display: none;
  }
  .testimonial-grid {
    grid-template-columns: 1fr 1fr;
  }
  .testimonial:nth-child(2) {
    margin-top: 0;
  }
  .testimonial:last-child {
    grid-column: 1 / -1;
  }
}
@media screen and (max-width: 900px) {
  .header-inner {
    min-height: 70px;
  }
  .main-nav {
    position: absolute;
    top: calc(100% + 1px);
    right: 0;
    left: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    max-height: calc(100vh - 70px);
    padding: 14px 20px 20px;
    overflow-y: auto;
    border-bottom: 1px solid rgba(6, 182, 212, 0.28);
    background: rgba(7, 7, 13, 0.98);
  }
  .main-nav.is-open {
    display: flex;
  }
  .main-nav a {
    min-height: 48px;
  }
  .main-nav a.active::after {
    top: 50%;
    right: auto;
    bottom: auto;
    left: 0;
    width: 3px;
    height: 22px;
    transform: translateY(-50%);
  }
  .menu-toggle {
    display: inline-flex;
    margin-left: auto;
  }
  .auth-actions {
    margin-left: 0;
  }
  main {
    padding-top: 70px;
  }
  .coverage-grid,
  .localization-grid,
  .conversion-grid {
    grid-template-columns: 1fr;
  }
  .news-layout {
    grid-template-columns: 1fr;
  }
  .news-aside {
    padding-top: 8px;
    padding-left: 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }
  .conversion-copy {
    position: static;
  }
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media screen and (max-width: 768px) {
  .container {
    width: min(calc(100% - 30px), var(--container));
  }
  .section {
    padding: 68px 0;
  }
  .hero {
    min-height: auto;
    padding: 54px 0 62px;
  }
  .metric-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .metric-item:nth-child(2) {
    border-right: 0;
  }
  .metric-item:nth-child(-n+2) {
    border-bottom: 1px solid var(--line);
  }
  .scenario-grid,
  .quick-answer-grid {
    grid-template-columns: 1fr;
  }
  .payment-matrix {
    grid-template-columns: 1fr;
  }
  .category-row {
    grid-template-columns: 38px minmax(0, 1fr) 24px;
    padding: 18px;
  }
  .category-row em {
    display: none;
  }
  .news-item {
    grid-template-columns: 1fr;
  }
  .news-item img {
    height: 210px;
  }
  .guarantee-grid {
    grid-template-columns: 1fr;
  }
  .guarantee-item,
  .guarantee-item:nth-child(2n),
  .guarantee-item:nth-child(3n) {
    padding-right: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .guarantee-item:last-child {
    border-bottom: 0;
  }
  .testimonial-grid {
    grid-template-columns: 1fr;
  }
  .testimonial:last-child {
    grid-column: auto;
  }
  .conversion-form {
    grid-template-columns: 1fr;
    padding: 22px;
  }
  .conversion-form .field-full,
  .conversion-form .form-status,
  .conversion-form .form-submit,
  .check-field {
    grid-column: auto;
  }
}
@media screen and (max-width: 520px) {
  body {
    font-size: 15px;
  }
  .header-inner {
    gap: 8px;
  }
  .brand-mark {
    width: 36px;
    height: 36px;
  }
  .brand-text {
    max-width: 94px;
    font-size: 0.78rem;
  }
  .auth-actions {
    gap: 3px;
  }
  .auth-actions .btn-ghost {
    min-height: 40px;
    padding-inline: 5px;
    font-size: 0.79rem;
  }
  .auth-actions .btn-primary {
    min-height: 40px;
    padding-inline: 9px;
    font-size: 0.79rem;
  }
  .menu-toggle {
    width: 42px;
    height: 42px;
  }
  .hero-copy h1 {
    font-size: clamp(2rem, 10vw, 3.1rem);
  }
  .hero-actions .btn {
    width: 100%;
  }
  .hero-dossier,
  .hero-dossier img {
    min-height: 310px;
  }
  .metric-strip {
    grid-template-columns: 1fr;
  }
  .metric-item,
  .metric-item:nth-child(2) {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .metric-item:last-child {
    border-bottom: 0;
  }
  .coverage-row {
    grid-template-columns: 74px 1fr;
  }
  .coverage-row em {
    display: none;
  }
  .timeline {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    display: block;
  }
  .trust-pills {
    margin-top: 12px;
  }
  .fab {
    left: 12px;
    bottom: 84px;
    width: 54px;
    height: 54px;
  }
}

/* roulang page: category1 */
:root {
  --bg: #07070d;
  --bg-deep: #0e0e1e;
  --panel: rgba(18, 20, 38, 0.82);
  --panel-solid: #121426;
  --panel-soft: rgba(255, 255, 255, 0.035);
  --lime: #a3e635;
  --lime-soft: rgba(163, 230, 53, 0.14);
  --cyan: #06b6d4;
  --cyan-soft: rgba(6, 182, 212, 0.14);
  --pink: #f43f5e;
  --pink-soft: rgba(244, 63, 94, 0.14);
  --white: #ffffff;
  --text: #f8fafc;
  --muted: #94a3b8;
  --subtle: #64748b;
  --line: rgba(148, 163, 184, 0.18);
  --line-strong: rgba(6, 182, 212, 0.45);
  --radius: 8px;
  --radius-sm: 6px;
  --container: 1200px;
  --space: 24px;
  --shadow-cyan: 0 0 24px rgba(6, 182, 212, 0.24);
  --shadow-lime: 0 0 22px rgba(163, 230, 53, 0.18);
  --transition: 180ms ease;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    linear-gradient(rgba(6, 182, 212, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(163, 230, 53, 0.025) 1px, transparent 1px),
    radial-gradient(circle at 85% 8%, rgba(244, 63, 94, 0.09), transparent 30%),
    linear-gradient(135deg, var(--bg), var(--bg-deep));
  background-size: 48px 48px, 48px 48px, auto, auto;
  font-family: "Be Vietnam Pro", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
}
body.nav-open { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: var(--cyan); text-decoration: none; transition: color var(--transition), border-color var(--transition), background var(--transition), transform var(--transition), box-shadow var(--transition), opacity var(--transition); }
a:hover, a:focus { color: var(--lime); }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
  outline: 3px solid rgba(163, 230, 53, 0.7);
  outline-offset: 3px;
}
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
h1, h2, h3, h4 { margin-top: 0; font-family: "Space Grotesk", "Be Vietnam Pro", sans-serif; line-height: 1.2; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 4.6vw, 3.2rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 2.8vw, 2.2rem); font-weight: 700; }
h3 { font-size: clamp(1.08rem, 1.7vw, 1.35rem); font-weight: 700; }
h4 { font-size: 1rem; font-weight: 700; }
p { margin-top: 0; }
p, li { color: var(--muted); }
strong { color: var(--text); }
/* Header */
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 80;
  border-bottom: 1px solid rgba(6, 182, 212, 0.22);
  background: rgba(7, 7, 13, 0.88);
  backdrop-filter: blur(18px);
  box-shadow: 0 10px 34px rgba(0, 0, 0, 0.34);
}
.header-inner { position: relative; display: flex; align-items: center; gap: 18px; min-height: 76px; }
.brand { display: inline-flex; align-items: center; gap: 10px; flex: 0 0 auto; color: var(--white); font-family: "Space Grotesk", "Be Vietnam Pro", sans-serif; font-weight: 700; }
.brand:hover, .brand:focus { color: var(--white); }
.brand-mark {
  display: grid; width: 40px; height: 40px; place-items: center;
  border: 1px solid rgba(163, 230, 53, 0.62); border-radius: var(--radius-sm);
  color: var(--lime);
  background: linear-gradient(145deg, rgba(163, 230, 53, 0.15), rgba(6, 182, 212, 0.08));
  box-shadow: var(--shadow-lime); font-size: 0.78rem; letter-spacing: 0.04em;
}
.brand-text { white-space: nowrap; font-size: 0.93rem; }
.main-nav { display: flex; align-items: center; justify-content: center; gap: 6px; flex: 1 1 auto; }
.main-nav a {
  position: relative; display: inline-flex; align-items: center; min-height: 42px;
  padding: 0 12px; border-radius: var(--radius-sm); color: var(--muted);
  font-size: 0.88rem; font-weight: 600; white-space: nowrap;
}
.main-nav a:hover, .main-nav a:focus, .main-nav a.active { color: var(--white); background: rgba(6, 182, 212, 0.1); }
.main-nav a.active::after {
  position: absolute; right: 12px; bottom: 4px; left: 12px; height: 2px; border-radius: 2px;
  background: linear-gradient(90deg, var(--lime), var(--cyan)); box-shadow: var(--shadow-lime); content: "";
}
.menu-toggle {
  display: none; width: 46px; height: 46px; align-items: center; justify-content: center;
  border: 1px solid var(--line); border-radius: var(--radius-sm); color: var(--white);
  background: rgba(255, 255, 255, 0.04);
}
/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  min-height: 46px; padding: 0 18px; border: 1px solid transparent;
  border-radius: var(--radius-sm); font-weight: 700; line-height: 1.15; text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
}
.btn:hover, .btn:focus { transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(0.98); }
.btn-primary { color: #081006; background: linear-gradient(135deg, var(--lime), #67e8f9); box-shadow: 0 0 18px rgba(163, 230, 53, 0.35); }
.btn-primary:hover, .btn-primary:focus { color: #081006; box-shadow: 0 0 28px rgba(163, 230, 53, 0.5); }
.btn-secondary { color: var(--white); border-color: rgba(6, 182, 212, 0.48); background: rgba(6, 182, 212, 0.1); }
.btn-secondary:hover, .btn-secondary:focus { color: var(--white); border-color: var(--cyan); box-shadow: var(--shadow-cyan); }
.btn-ghost { min-height: 40px; padding-inline: 10px; border-color: transparent; color: #cbd5e1; background: transparent; }
.btn-ghost:hover, .btn-ghost:focus { color: var(--lime); background: rgba(163, 230, 53, 0.08); }
main { display: block; padding-top: 76px; }
/* Sections */
.section { position: relative; padding: 88px 0; }
.section:nth-of-type(even) { background: rgba(255, 255, 255, 0.018); border-block: 1px solid rgba(148, 163, 184, 0.08); }
.section-head { max-width: 820px; margin-bottom: 36px; }
.section-head p { margin-bottom: 0; font-size: 1rem; }
.section-head h2 { margin-bottom: 14px; }
.eyebrow, .badge, .tag {
  display: inline-flex; align-items: center; gap: 7px; width: fit-content;
  border-radius: 999px; font-size: 0.73rem; font-weight: 800; line-height: 1; text-transform: uppercase;
}
.eyebrow { margin-bottom: 16px; padding: 8px 11px; border: 1px solid rgba(163, 230, 53, 0.32); color: var(--lime); background: var(--lime-soft); }
.badge { padding: 7px 10px; border: 1px solid rgba(6, 182, 212, 0.36); color: #a5f3fc; background: rgba(6, 182, 212, 0.12); }
.tag { padding: 6px 9px; color: var(--muted); border: 1px solid var(--line); background: rgba(255, 255, 255, 0.03); }
.tag-lime { color: var(--lime); border-color: rgba(163, 230, 53, 0.34); background: var(--lime-soft); }
.tag-pink { color: #fda4af; border-color: rgba(244, 63, 94, 0.36); background: var(--pink-soft); }
/* Hero */
.cat-hero {
  position: relative; padding: 96px 0 84px; overflow: hidden;
  border-bottom: 1px solid rgba(6, 182, 212, 0.18);
}
.cat-hero::before {
  position: absolute; inset: 0; z-index: 0;
  background:
    linear-gradient(105deg, rgba(7, 7, 13, 0.94) 24%, rgba(7, 7, 13, 0.72) 58%, rgba(7, 7, 13, 0.9)),
    url("/assets/images/c9b279eb051e40df.jpg") center/cover no-repeat;
  content: "";
}
.cat-hero .container { position: relative; z-index: 1; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); gap: 48px; align-items: center; }
.cat-hero h1 { margin-bottom: 18px; }
.cat-hero h1 .accent { color: var(--lime); }
.cat-hero p.lead { max-width: 620px; font-size: 1.05rem; color: #cbd5e1; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.hero-checks { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.hero-checks span {
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 12px;
  border: 1px solid var(--line); border-radius: 999px; color: #cbd5e1;
  background: rgba(7, 7, 13, 0.55); font-size: 0.82rem; font-weight: 600;
}
.hero-checks i { color: var(--lime); }
.hero-panel {
  padding: 26px; border: 1px solid var(--line-strong); border-radius: var(--radius);
  background: var(--panel); box-shadow: var(--shadow-cyan); backdrop-filter: blur(6px);
}
.hero-panel h3 { margin-bottom: 18px; }
.metric-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.metric {
  padding: 16px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: var(--panel-soft);
}
.metric strong { display: block; color: var(--lime); font-family: "Space Grotesk", sans-serif; font-size: 1.5rem; line-height: 1.1; }
.metric span { display: block; margin-top: 5px; color: var(--muted); font-size: 0.8rem; }
.hero-note { margin: 20px 0 0; padding-top: 18px; border-top: 1px solid var(--line); font-size: 0.85rem; color: var(--subtle); }
/* Data board */
.data-board { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.data-cell {
  padding: 22px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--panel); transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.data-cell:hover { border-color: var(--line-strong); transform: translateY(-3px); box-shadow: var(--shadow-cyan); }
.data-cell .num { display: block; color: var(--white); font-family: "Space Grotesk", sans-serif; font-size: 1.9rem; font-weight: 700; line-height: 1.05; }
.data-cell .num em { color: var(--lime); font-style: normal; font-size: 1rem; }
.data-cell span { display: block; margin-top: 8px; font-size: 0.84rem; }
/* Service matrix */
.matrix { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.matrix-card {
  position: relative; padding: 26px 24px; border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(18, 20, 38, 0.9), rgba(14, 14, 30, 0.72));
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.matrix-card:hover { border-color: rgba(163, 230, 53, 0.42); transform: translateY(-4px); box-shadow: var(--shadow-lime); }
.matrix-card .icon {
  display: grid; width: 48px; height: 48px; place-items: center; margin-bottom: 16px;
  border: 1px solid rgba(6, 182, 212, 0.4); border-radius: var(--radius-sm);
  color: var(--cyan); background: var(--cyan-soft); font-size: 1.1rem;
}
.matrix-card h3 { margin-bottom: 10px; }
.matrix-card p { margin-bottom: 14px; font-size: 0.92rem; }
.matrix-card .tags { display: flex; flex-wrap: wrap; gap: 8px; }
/* Compare */
.compare { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.compare-panel { padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); }
.compare-panel.highlight { border-color: rgba(163, 230, 53, 0.45); box-shadow: var(--shadow-lime); }
.compare-panel h3 { margin-bottom: 6px; }
.compare-panel .sub { margin-bottom: 18px; font-size: 0.85rem; color: var(--subtle); }
.compare-list { margin: 0; padding: 0; list-style: none; }
.compare-list li { display: flex; gap: 10px; padding: 10px 0; border-bottom: 1px dashed rgba(148, 163, 184, 0.16); font-size: 0.92rem; }
.compare-list li:last-child { border-bottom: 0; padding-bottom: 0; }
.compare-list i { margin-top: 4px; font-size: 0.85rem; }
.compare-list .yes i { color: var(--lime); }
.compare-list .no i { color: var(--pink); }
/* Timeline */
.timeline { position: relative; margin: 0; padding: 0 0 0 26px; list-style: none; border-left: 2px solid rgba(6, 182, 212, 0.3); }
.timeline li { position: relative; padding: 0 0 26px 22px; }
.timeline li::before {
  position: absolute; left: -35px; top: 4px; width: 14px; height: 14px;
  border: 2px solid var(--lime); border-radius: 50%; background: var(--bg);
  box-shadow: 0 0 12px rgba(163, 230, 53, 0.5); content: "";
}
.timeline li:last-child { padding-bottom: 0; }
.timeline h4 { margin-bottom: 6px; color: var(--white); }
.timeline p { margin-bottom: 0; font-size: 0.9rem; }
/* Scenario cards */
.scenario-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.scenario-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel-solid); transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition); }
.scenario-card:hover { border-color: var(--line-strong); transform: translateY(-4px); box-shadow: var(--shadow-cyan); }
.scenario-card img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; border-bottom: 1px solid var(--line); }
.scenario-body { padding: 20px; }
.scenario-body h3 { margin-bottom: 10px; }
.scenario-body p { margin-bottom: 14px; font-size: 0.9rem; }
/* News list */
.news-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.news-card { display: flex; flex-direction: column; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel-solid); transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition); }
.news-card:hover { border-color: rgba(163, 230, 53, 0.4); transform: translateY(-4px); box-shadow: var(--shadow-lime); }
.news-card img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-bottom: 1px solid var(--line); }
.news-body { display: flex; flex-direction: column; flex: 1; padding: 18px; }
.news-meta { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 10px; font-size: 0.75rem; color: var(--subtle); text-transform: uppercase; letter-spacing: 0.04em; }
.news-body h3 { margin-bottom: 10px; font-size: 1.02rem; }
.news-body h3 a { color: var(--white); }
.news-body h3 a:hover, .news-body h3 a:focus { color: var(--lime); }
.news-body p { flex: 1; margin-bottom: 14px; font-size: 0.88rem; }
.news-more { font-size: 0.85rem; font-weight: 700; color: var(--cyan); }
.news-more i { margin-left: 6px; }
.news-empty { padding: 26px; border: 1px dashed var(--line); border-radius: var(--radius); color: var(--muted); background: var(--panel-soft); }
/* Feature strip / platform assurance */
.assure { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.assure-item { display: flex; gap: 14px; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel-soft); }
.assure-item i { flex: 0 0 auto; width: 40px; height: 40px; display: grid; place-items: center; border-radius: var(--radius-sm); color: var(--lime); border: 1px solid rgba(163, 230, 53, 0.34); background: var(--lime-soft); }
.assure-item h4 { margin-bottom: 6px; }
.assure-item p { margin-bottom: 0; font-size: 0.86rem; }
/* Quick answers */
.quick { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.quick-item { padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); }
.quick-item span { display: block; margin-bottom: 8px; color: var(--lime); font-size: 0.72rem; font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase; }
.quick-item p { margin-bottom: 0; font-size: 0.92rem; }
/* FAQ */
.faq-list { display: grid; gap: 12px; max-width: 900px; }
.faq-item { border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); overflow: hidden; }
.faq-item summary { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 18px 20px; color: var(--white); font-weight: 700; list-style: none; cursor: pointer; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i { color: var(--cyan); transition: transform var(--transition); }
.faq-item[open] summary i { transform: rotate(45deg); }
.faq-item p { margin: 0; padding: 0 20px 20px; font-size: 0.92rem; }
/* CTA */
.cta-band {
  position: relative; overflow: hidden; padding: 64px 0;
  background: linear-gradient(115deg, rgba(6, 182, 212, 0.12), rgba(163, 230, 53, 0.08)), var(--panel-solid);
  border-block: 1px solid rgba(6, 182, 212, 0.22);
}
.cta-inner { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr); gap: 32px; align-items: center; }
.cta-inner h2 { margin-bottom: 12px; }
.cta-inner p { margin-bottom: 0; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: flex-end; }
/* Footer */
.site-footer { padding: 66px 0 30px; border-top: 1px solid rgba(6, 182, 212, 0.2); background: rgba(7, 7, 13, 0.92); }
.footer-top { display: grid; grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr)); gap: 36px; }
.footer-brand .brand { margin-bottom: 16px; }
.footer-brand p { font-size: 0.9rem; }
.footer-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.badge-soft { padding: 7px 11px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); background: rgba(255, 255, 255, 0.03); font-size: 0.72rem; font-weight: 700; }
.footer-col h4 { margin-bottom: 16px; color: var(--white); font-size: 0.95rem; }
.footer-col ul { margin: 0; padding: 0; list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: var(--muted); font-size: 0.88rem; }
.footer-col a:hover, .footer-col a:focus { color: var(--lime); }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--line); }
.footer-bottom p { margin: 0; font-size: 0.8rem; color: var(--subtle); }
/* FAB */
.fab {
  position: fixed; left: 16px; bottom: 96px; z-index: 60;
  display: grid; width: 58px; height: 58px; place-items: center;
  border: 1px solid rgba(6, 182, 212, 0.55); border-radius: 16px;
  color: var(--white);
  background: rgba(7, 7, 13, 0.82); backdrop-filter: blur(12px);
  box-shadow: 0 0 22px rgba(6, 182, 212, 0.45);
  transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition), border-color var(--transition);
}
.fab i { font-size: 1.25rem; color: var(--lime); }
.fab:hover, .fab:focus { color: var(--white); transform: scale(1.1); opacity: 1; box-shadow: 0 0 32px rgba(163, 230, 53, 0.55); border-color: rgba(163, 230, 53, 0.7); }
.fab:active { transform: scale(0.94) translateY(2px); }
.fab .dot { position: absolute; top: -4px; right: -4px; width: 12px; height: 12px; border: 2px solid var(--bg); border-radius: 50%; background: var(--pink); box-shadow: 0 0 10px rgba(244, 63, 94, 0.8); }
/* Responsive */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .data-board { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .matrix { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .scenario-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .news-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .assure { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-top { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
  .cta-inner { grid-template-columns: 1fr; }
  .cta-actions { justify-content: flex-start; }
}
@media (max-width: 768px) {
  .header-inner { min-height: 68px; }
  .menu-toggle { display: inline-flex; margin-left: auto; }
  .main-nav {
    position: absolute; top: calc(100% + 10px); left: 0; right: 0;
    display: none; flex-direction: column; align-items: stretch; gap: 4px;
    padding: 14px; border: 1px solid var(--line); border-radius: var(--radius);
    background: rgba(9, 10, 20, 0.97); box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  }
  .main-nav.is-open { display: flex; }
  .main-nav a { min-height: 46px; padding: 0 14px; }
  .main-nav a.active::after { right: auto; left: 14px; width: 34px; }
  main { padding-top: 68px; }
  .section { padding: 64px 0; }
  .cat-hero { padding: 68px 0 60px; }
  .data-board { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .compare, .quick { grid-template-columns: 1fr; }
  .matrix, .scenario-grid, .news-grid, .assure { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .brand-text { font-size: 0.84rem; white-space: normal; }
}
@media (max-width: 520px) {
  .section { padding: 54px 0; }
  .hero-actions .btn { width: 100%; }
  .metric-row { grid-template-columns: 1fr; }
  .data-board { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
  .fab { width: 52px; height: 52px; bottom: 88px; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}

/* roulang page: article */
:root {
  --bg: #07070d;
  --bg-deep: #0e0e1e;
  --panel: rgba(18, 20, 38, 0.82);
  --panel-solid: #121426;
  --panel-soft: rgba(255, 255, 255, 0.035);
  --lime: #a3e635;
  --lime-soft: rgba(163, 230, 53, 0.14);
  --cyan: #06b6d4;
  --cyan-soft: rgba(6, 182, 212, 0.14);
  --pink: #f43f5e;
  --pink-soft: rgba(244, 63, 94, 0.14);
  --white: #ffffff;
  --text: #f8fafc;
  --muted: #94a3b8;
  --subtle: #64748b;
  --line: rgba(148, 163, 184, 0.18);
  --line-strong: rgba(6, 182, 212, 0.45);
  --radius: 8px;
  --radius-sm: 6px;
  --container: 1200px;
  --space: 24px;
  --shadow-cyan: 0 0 24px rgba(6, 182, 212, 0.24);
  --shadow-lime: 0 0 22px rgba(163, 230, 53, 0.18);
  --shadow-pink: 0 0 24px rgba(244, 63, 94, 0.22);
  --transition: 180ms ease;
}
* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}
body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    linear-gradient(rgba(6, 182, 212, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(163, 230, 53, 0.025) 1px, transparent 1px),
    radial-gradient(circle at 85% 8%, rgba(244, 63, 94, 0.09), transparent 30%),
    linear-gradient(135deg, var(--bg), var(--bg-deep));
  background-size: 48px 48px, 48px 48px, auto, auto;
  font-family: "Be Vietnam Pro", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
}
body.nav-open { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; }
a {
  color: var(--cyan);
  text-decoration: none;
  transition: color var(--transition), border-color var(--transition), background var(--transition), transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}
a:hover, a:focus { color: var(--lime); }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(163, 230, 53, 0.7);
  outline-offset: 3px;
}
h1, h2, h3, h4 { margin: 0 0 14px; line-height: 1.25; font-weight: 700; letter-spacing: -0.01em; }
h1 { font-family: "Space Grotesk", "Be Vietnam Pro", sans-serif; font-size: clamp(1.65rem, 3.6vw, 2.6rem); }
h2 { font-size: clamp(1.35rem, 2.5vw, 1.9rem); }
h3 { font-size: 1.08rem; }
p { margin: 0 0 16px; color: var(--muted); }
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }

/* ===== HEADER / NAV ===== */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 80;
  border-bottom: 1px solid rgba(6, 182, 212, 0.22);
  background: rgba(7, 7, 13, 0.88);
  backdrop-filter: blur(18px);
  box-shadow: 0 10px 34px rgba(0, 0, 0, 0.34);
}
.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 76px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  color: var(--white);
  font-family: "Space Grotesk", "Be Vietnam Pro", sans-serif;
  font-weight: 700;
}
.brand:hover, .brand:focus { color: var(--white); }
.brand-mark {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid rgba(163, 230, 53, 0.62);
  border-radius: var(--radius-sm);
  color: var(--lime);
  background: linear-gradient(145deg, rgba(163, 230, 53, 0.15), rgba(6, 182, 212, 0.08));
  box-shadow: var(--shadow-lime);
  font-size: 0.95rem;
}
.brand-text { white-space: nowrap; font-size: 0.9rem; }
.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex: 1 1 auto;
}
.main-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 11px;
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 600;
  white-space: nowrap;
}
.main-nav a:hover,
.main-nav a:focus,
.main-nav a.active { color: var(--white); background: rgba(6, 182, 212, 0.1); }
.main-nav a.active::after {
  position: absolute;
  right: 11px;
  bottom: 4px;
  left: 11px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--lime), var(--cyan));
  box-shadow: var(--shadow-lime);
  content: "";
}
.header-actions { display: flex; align-items: center; gap: 8px; flex: 0 0 auto; }
.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--white);
  background: rgba(255, 255, 255, 0.04);
}
.menu-toggle:hover { border-color: var(--cyan); }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.92rem;
  line-height: 1.15;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
}
.btn:hover, .btn:focus { transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(0.98); }
.btn-primary {
  color: #081006;
  background: linear-gradient(135deg, var(--lime), #67e8f9);
  box-shadow: 0 0 18px rgba(163, 230, 53, 0.35);
}
.btn-primary:hover, .btn-primary:focus { color: #081006; box-shadow: 0 0 30px rgba(163, 230, 53, 0.55); }
.btn-secondary {
  color: var(--white);
  border-color: rgba(6, 182, 212, 0.48);
  background: rgba(6, 182, 212, 0.1);
}
.btn-secondary:hover, .btn-secondary:focus { color: var(--white); border-color: var(--cyan); box-shadow: var(--shadow-cyan); }
.btn-ghost {
  min-height: 40px;
  padding-inline: 12px;
  border-color: rgba(148, 163, 184, 0.28);
  color: #cbd5e1;
  background: transparent;
}
.btn-ghost:hover, .btn-ghost:focus { color: var(--lime); border-color: rgba(163, 230, 53, 0.5); }
.btn-block { width: 100%; }

/* ===== BASE BLOCKS ===== */
main { display: block; padding-top: 76px; }
.section { position: relative; padding: 84px 0; }
.section-alt { background: rgba(255, 255, 255, 0.018); border-block: 1px solid rgba(148, 163, 184, 0.08); }
.section-head { max-width: 760px; margin-bottom: 34px; }
.section-head p { margin-bottom: 0; }
.eyebrow, .badge, .tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  width: fit-content;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.eyebrow {
  margin-bottom: 16px;
  padding: 8px 12px;
  border: 1px solid rgba(163, 230, 53, 0.32);
  color: var(--lime);
  background: var(--lime-soft);
}
.badge {
  padding: 7px 11px;
  border: 1px solid rgba(6, 182, 212, 0.36);
  color: #a5f3fc;
  background: rgba(6, 182, 212, 0.12);
}
.badge-soft {
  border-color: var(--line);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.04);
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.74rem;
}
.tag {
  padding: 6px 10px;
  color: var(--muted);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.74rem;
}
.tag-pink { border-color: rgba(244, 63, 94, 0.36); color: #fda4af; background: var(--pink-soft); }
.tag-lime { border-color: rgba(163, 230, 53, 0.36); color: #bef264; background: var(--lime-soft); }
.tag-cyan { border-color: rgba(6, 182, 212, 0.36); color: #a5f3fc; background: var(--cyan-soft); }

/* ===== HERO (article header) ===== */
.article-hero {
  position: relative;
  padding: 68px 0 56px;
  overflow: hidden;
}
.article-hero::before {
  position: absolute;
  top: -180px;
  right: -140px;
  width: 560px;
  height: 560px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.18), transparent 62%);
  content: "";
  pointer-events: none;
}
.article-hero::after {
  position: absolute;
  bottom: -220px;
  left: -160px;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(163, 230, 53, 0.12), transparent 64%);
  content: "";
  pointer-events: none;
}
.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 40px;
  align-items: center;
}
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 18px;
  font-size: 0.78rem;
  color: var(--subtle);
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--lime); }
.breadcrumb span { color: var(--subtle); }
.hero-copy h1 { margin: 0 0 16px; }
.hero-copy .lead { font-size: 1rem; }
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 22px;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; }
.kpi-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 30px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.kpi { min-width: 0; }
.kpi strong {
  display: block;
  font-family: "Space Grotesk", "Be Vietnam Pro", sans-serif;
  font-size: 1.5rem;
  color: var(--lime);
  line-height: 1.2;
}
.kpi span { display: block; font-size: 0.78rem; color: var(--subtle); }
.hero-visual { position: relative; }
.hero-visual .frame {
  position: relative;
  border: 1px solid rgba(6, 182, 212, 0.35);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-cyan), 0 24px 60px rgba(0, 0, 0, 0.5);
  transform: rotate(-1.4deg);
}
.hero-visual .frame img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.hero-visual .frame::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 7, 13, 0.1), rgba(7, 7, 13, 0.62));
  content: "";
}
.hero-float {
  position: absolute;
  right: -10px;
  bottom: -26px;
  width: min(280px, 82%);
  padding: 16px 18px;
  border: 1px solid rgba(163, 230, 53, 0.34);
  border-radius: var(--radius);
  background: rgba(10, 12, 24, 0.94);
  box-shadow: var(--shadow-lime);
}
.hero-float strong {
  display: block;
  font-family: "Space Grotesk", "Be Vietnam Pro", sans-serif;
  font-size: 1.35rem;
  color: var(--white);
}
.hero-float span { font-size: 0.78rem; color: var(--muted); }
.hero-float small {
  display: block;
  margin-top: 6px;
  font-size: 0.74rem;
  color: var(--lime);
}

/* ===== ARTICLE BODY ===== */
.article-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 40px;
  align-items: start;
}
.article-body {
  max-width: 760px;
  border: 1px solid var(--line);
  border-left: 3px solid rgba(163, 230, 53, 0.55);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 34px 32px;
}
.article-body h2 {
  margin-top: 34px;
  padding-top: 6px;
  color: var(--white);
  font-size: 1.42rem;
}
.article-body h2:first-child { margin-top: 0; }
.article-body h3 { margin-top: 26px; color: #e2e8f0; }
.article-body p { color: #cbd5e1; }
.article-body ul, .article-body ol { margin: 0 0 18px; padding-left: 20px; color: #cbd5e1; }
.article-body li { margin-bottom: 9px; }
.article-body li::marker { color: var(--lime); }
.article-body img { margin: 22px 0; border-radius: var(--radius-sm); border: 1px solid var(--line); }
.article-body blockquote {
  margin: 24px 0;
  padding: 18px 20px;
  border-left: 3px solid var(--cyan);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(6, 182, 212, 0.07);
  color: #e2e8f0;
}
.article-body table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 0.9rem; }
.article-body th, .article-body td { padding: 12px 14px; border: 1px solid var(--line); text-align: left; }
.article-body th { background: rgba(6, 182, 212, 0.1); color: var(--white); }
.article-body a { border-bottom: 1px dotted rgba(6, 182, 212, 0.6); }
.article-empty {
  max-width: 620px;
  padding: 44px 34px;
  border: 1px solid rgba(244, 63, 94, 0.32);
  border-radius: var(--radius);
  background: rgba(244, 63, 94, 0.06);
}
.article-empty h2 { color: var(--white); }

.side-panel {
  position: sticky;
  top: 100px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 22px;
}
.side-panel h3 { font-size: 0.98rem; color: var(--white); }
.side-list { margin: 0; padding: 0; list-style: none; }
.side-list li {
  display: flex;
  gap: 10px;
  padding: 11px 0;
  border-bottom: 1px dashed rgba(148, 163, 184, 0.16);
  font-size: 0.86rem;
  color: var(--muted);
}
.side-list li:last-child { border-bottom: 0; }
.side-list i { color: var(--lime); margin-top: 4px; }
.side-cta {
  margin-top: 18px;
  padding: 18px;
  border: 1px solid rgba(163, 230, 53, 0.28);
  border-radius: var(--radius-sm);
  background: var(--lime-soft);
}
.side-cta p { font-size: 0.84rem; margin-bottom: 12px; }
.side-cta strong { color: var(--white); display: block; margin-bottom: 4px; }

/* ===== METRIC BOARD ===== */
.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.metric {
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.metric:hover { border-color: var(--line-strong); transform: translateY(-4px); box-shadow: var(--shadow-cyan); }
.metric i { color: var(--cyan); font-size: 1.1rem; }
.metric strong {
  display: block;
  margin: 12px 0 4px;
  font-family: "Space Grotesk", "Be Vietnam Pro", sans-serif;
  font-size: 1.6rem;
  color: var(--white);
}
.metric span { font-size: 0.82rem; color: var(--muted); }
.metric em { display: block; margin-top: 10px; font-style: normal; font-size: 0.74rem; color: var(--lime); }

/* ===== MATRIX / SERVICE CARDS ===== */
.matrix-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.matrix-card {
  display: flex;
  flex-direction: column;
  padding: 24px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(6, 182, 212, 0.07), rgba(255, 255, 255, 0.015));
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.matrix-card:hover { transform: translateY(-5px); border-color: rgba(6, 182, 212, 0.5); box-shadow: var(--shadow-cyan); }
.matrix-card i { font-size: 1.35rem; color: var(--lime); margin-bottom: 14px; }
.matrix-card h3 { color: var(--white); }
.matrix-card p { font-size: 0.9rem; margin-bottom: 14px; }
.matrix-card .tag { margin-top: auto; }

/* ===== COMPARISON TABLE ===== */
.compare-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); }
table.compare { width: 100%; border-collapse: collapse; min-width: 620px; font-size: 0.9rem; }
table.compare th, table.compare td { padding: 15px 18px; border-bottom: 1px solid rgba(148, 163, 184, 0.14); text-align: left; }
table.compare thead th {
  background: rgba(6, 182, 212, 0.1);
  color: var(--white);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
table.compare tbody tr:hover { background: rgba(163, 230, 53, 0.05); }
table.compare td:first-child { color: var(--white); font-weight: 600; }
table.compare .val-lime { color: var(--lime); font-weight: 700; }
table.compare .val-muted { color: var(--subtle); }

/* ===== TIMELINE ===== */
.timeline { position: relative; margin: 0; padding: 0 0 0 28px; list-style: none; }
.timeline::before {
  position: absolute;
  top: 6px;
  bottom: 6px;
  left: 7px;
  width: 2px;
  background: linear-gradient(180deg, var(--lime), var(--cyan), transparent);
  content: "";
}
.timeline li { position: relative; padding: 0 0 26px 6px; }
.timeline li::before {
  position: absolute;
  top: 7px;
  left: -28px;
  width: 16px;
  height: 16px;
  border: 2px solid var(--lime);
  border-radius: 50%;
  background: var(--bg);
  box-shadow: var(--shadow-lime);
  content: "";
}
.timeline h3 { color: var(--white); margin-bottom: 6px; font-size: 1rem; }
.timeline p { margin: 0; font-size: 0.9rem; }
.timeline .tag { margin-bottom: 8px; }

/* ===== PAYMENT STRIP ===== */
.pay-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.pay-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-soft);
}
.pay-item i { font-size: 1.3rem; color: var(--cyan); }
.pay-item strong { display: block; color: var(--white); font-size: 0.95rem; }
.pay-item span { font-size: 0.78rem; color: var(--muted); }

/* ===== FAQ ===== */
.faq-list { display: grid; gap: 12px; max-width: 880px; }
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.faq-item[open] { border-color: rgba(6, 182, 212, 0.45); box-shadow: var(--shadow-cyan); }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 20px;
  cursor: pointer;
  color: var(--white);
  font-weight: 600;
  font-size: 0.95rem;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i { color: var(--lime); transition: transform var(--transition); }
.faq-item[open] summary i { transform: rotate(45deg); }
.faq-item p { margin: 0; padding: 0 20px 20px; font-size: 0.9rem; }

/* ===== CTA / FORM ===== */
.cta-band {
  display: grid;
  grid-template-columns: 6fr 5fr;
  gap: 34px;
  align-items: center;
  padding: 40px;
  border: 1px solid rgba(163, 230, 53, 0.3);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 88% 20%, rgba(163, 230, 53, 0.14), transparent 46%),
    linear-gradient(135deg, rgba(6, 182, 212, 0.1), rgba(7, 7, 13, 0.6));
  box-shadow: var(--shadow-lime);
}
.cta-band h2 { color: var(--white); }
.cta-band p { margin-bottom: 0; }
.cta-form { display: grid; gap: 12px; }
.cta-form label { font-size: 0.78rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; font-weight: 700; }
.cta-form input, .cta-form select {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--text);
  background: rgba(7, 7, 13, 0.7);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.cta-form input::placeholder { color: var(--subtle); }
.cta-form input:focus, .cta-form select:focus { border-color: var(--lime); box-shadow: var(--shadow-lime); }
.form-note { font-size: 0.76rem; color: var(--subtle); margin: 0; }

/* ===== FOOTER ===== */
.site-footer {
  margin-top: 20px;
  border-top: 1px solid rgba(6, 182, 212, 0.22);
  background: rgba(5, 6, 12, 0.92);
  padding: 56px 0 26px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 34px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.14);
}
.footer-brand p { margin: 16px 0 16px; font-size: 0.88rem; }
.footer-brand .brand { margin-bottom: 4px; }
.footer-brand .brand-text { white-space: normal; font-size: 0.86rem; line-height: 1.4; }
.footer-badges { display: flex; flex-wrap: wrap; gap: 8px; }
.footer-col h4 { color: var(--white); font-size: 0.92rem; margin-bottom: 14px; }
.footer-col ul { margin: 0; padding: 0; list-style: none; }
.footer-col li { margin-bottom: 9px; }
.footer-col a { color: var(--muted); font-size: 0.86rem; }
.footer-col a:hover, .footer-col a:focus { color: var(--lime); }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 20px;
}
.footer-bottom p { margin: 0; font-size: 0.78rem; color: var(--subtle); }

/* ===== FAB ===== */
.fab {
  position: fixed;
  left: 16px;
  bottom: 96px;
  z-index: 50;
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  border: 2px solid transparent;
  border-radius: 18px;
  color: var(--white);
  background:
    linear-gradient(rgba(7, 7, 13, 0.86), rgba(7, 7, 13, 0.86)) padding-box,
    linear-gradient(135deg, var(--lime), var(--cyan)) border-box;
  backdrop-filter: blur(10px);
  box-shadow: 0 0 22px rgba(6, 182, 212, 0.42);
  opacity: 0.78;
  font-size: 1.2rem;
  transition: transform var(--transition), opacity var(--transition), box-shadow var(--transition);
  animation: fabPulse 2.6s ease-in-out infinite;
}
.fab:hover, .fab:focus {
  opacity: 1;
  color: var(--lime);
  transform: scale(1.1);
  box-shadow: 0 0 32px rgba(163, 230, 53, 0.6);
}
.fab:active { transform: scale(0.95) translateY(2px); }
.fab .fab-dot {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 10px var(--lime);
  animation: dotBlink 1.4s steps(2, start) infinite;
}
@keyframes fabPulse {
  0%, 100% { box-shadow: 0 0 20px rgba(6, 182, 212, 0.38); }
  50% { box-shadow: 0 0 30px rgba(163, 230, 53, 0.55); }
}
@keyframes dotBlink { 50% { opacity: 0.25; } }

/* ===== RESPONSIVE ===== */
@media screen and (max-width: 1100px) {
  .hero-grid { grid-template-columns: 1fr; gap: 46px; }
  .hero-visual .frame { transform: none; }
  .article-shell { grid-template-columns: 1fr; }
  .side-panel { position: static; }
  .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .matrix-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pay-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media screen and (max-width: 1024px) {
  .main-nav {
    position: absolute;
    top: calc(100% + 1px);
    right: 0;
    left: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 20px 18px;
    border-bottom: 1px solid rgba(6, 182, 212, 0.28);
    background: rgba(7, 7, 13, 0.98);
    box-shadow: 0 24px 40px rgba(0, 0, 0, 0.5);
  }
  .main-nav.is-open { display: flex; }
  .main-nav a { min-height: 48px; justify-content: flex-start; padding: 0 12px; }
  .main-nav a.active::after { right: auto; width: 34px; left: 12px; }
  .menu-toggle { display: inline-flex; }
  .cta-band { grid-template-columns: 1fr; padding: 30px 24px; }
}
@media screen and (max-width: 768px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .section { padding: 60px 0; }
  .article-hero { padding: 46px 0 40px; }
  .brand-text { display: none; }
  .hero-meta { gap: 8px; }
  .kpi-row { grid-template-columns: 1fr; gap: 12px; }
  .metric-grid { grid-template-columns: 1fr; }
  .matrix-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .article-body { padding: 24px 20px; }
}
@media screen and (max-width: 520px) {
  h1 { font-size: 1.5rem; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { width: 100%; }
  .hero-float { position: static; width: 100%; margin-top: 16px; }
  .pay-grid { grid-template-columns: 1fr; }
  .fab { left: 12px; bottom: 84px; width: 54px; height: 54px; }
  .footer-bottom { flex-direction: column; }
}

/* roulang page: category3 */
:root {
  --bg: #07070d;
  --bg-deep: #0e0e1e;
  --panel: rgba(18, 20, 38, 0.82);
  --panel-solid: #121426;
  --panel-soft: rgba(255, 255, 255, 0.035);
  --lime: #a3e635;
  --lime-soft: rgba(163, 230, 53, 0.14);
  --cyan: #06b6d4;
  --cyan-soft: rgba(6, 182, 212, 0.14);
  --pink: #f43f5e;
  --pink-soft: rgba(244, 63, 94, 0.14);
  --white: #ffffff;
  --text: #f8fafc;
  --muted: #94a3b8;
  --subtle: #64748b;
  --line: rgba(148, 163, 184, 0.18);
  --line-strong: rgba(6, 182, 212, 0.45);
  --radius: 8px;
  --radius-sm: 6px;
  --container: 1200px;
  --space: 24px;
  --shadow-cyan: 0 0 24px rgba(6, 182, 212, 0.24);
  --shadow-lime: 0 0 22px rgba(163, 230, 53, 0.18);
  --transition: 180ms ease;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}
body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    linear-gradient(rgba(6, 182, 212, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(163, 230, 53, 0.025) 1px, transparent 1px),
    radial-gradient(circle at 85% 8%, rgba(244, 63, 94, 0.09), transparent 30%),
    linear-gradient(135deg, var(--bg), var(--bg-deep));
  background-size: 48px 48px, 48px 48px, auto, auto;
  font-family: "Be Vietnam Pro", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
}
body.nav-open {
  overflow: hidden;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
}
a {
  color: var(--cyan);
  text-decoration: none;
  transition: color var(--transition), border-color var(--transition), background var(--transition), transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}
a:hover,
a:focus {
  color: var(--lime);
}
button,
input,
select,
textarea {
  font: inherit;
}
button {
  cursor: pointer;
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(163, 230, 53, 0.7);
  outline-offset: 3px;
}
h1, h2, h3, h4 {
  margin-top: 0;
  color: var(--white);
  font-family: "Space Grotesk", "Be Vietnam Pro", sans-serif;
  line-height: 1.18;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2rem, 4.4vw, 3.2rem); font-weight: 700; }
h2 { font-size: clamp(1.55rem, 3vw, 2.2rem); font-weight: 700; }
h3 { font-size: clamp(1.12rem, 2vw, 1.35rem); font-weight: 600; }
h4 { font-size: 1rem; font-weight: 600; }
p { margin-top: 0; color: var(--muted); }
ul { margin: 0; padding: 0; list-style: none; }
.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 80;
  border-bottom: 1px solid rgba(6, 182, 212, 0.22);
  background: rgba(7, 7, 13, 0.88);
  backdrop-filter: blur(18px);
  box-shadow: 0 10px 34px rgba(0, 0, 0, 0.34);
}
.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 76px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  color: var(--white);
  font-family: "Space Grotesk", "Be Vietnam Pro", sans-serif;
  font-weight: 700;
}
.brand:hover,
.brand:focus {
  color: var(--white);
}
.brand-mark {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid rgba(163, 230, 53, 0.62);
  border-radius: var(--radius-sm);
  color: var(--lime);
  background: linear-gradient(145deg, rgba(163, 230, 53, 0.15), rgba(6, 182, 212, 0.08));
  box-shadow: var(--shadow-lime);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  flex: 0 0 auto;
}
.brand-text {
  font-size: 0.9rem;
  line-height: 1.25;
  max-width: 260px;
}
.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex: 1 1 auto;
}
.main-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 12px;
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 600;
  white-space: nowrap;
}
.main-nav a:hover,
.main-nav a:focus,
.main-nav a.active {
  color: var(--white);
  background: rgba(6, 182, 212, 0.1);
}
.main-nav a.active::after {
  position: absolute;
  right: 12px;
  bottom: 4px;
  left: 12px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--lime), var(--cyan));
  box-shadow: var(--shadow-lime);
  content: "";
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-weight: 700;
  line-height: 1.15;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
}
.btn:hover,
.btn:focus {
  transform: translateY(-2px);
}
.btn:active {
  transform: translateY(0) scale(0.98);
}
.btn-primary {
  color: #081006;
  background: linear-gradient(135deg, var(--lime), #67e8f9);
  box-shadow: 0 0 18px rgba(163, 230, 53, 0.35);
}
.btn-primary:hover,
.btn-primary:focus {
  color: #081006;
  box-shadow: 0 0 28px rgba(163, 230, 53, 0.5);
}
.btn-secondary {
  color: var(--white);
  border-color: rgba(6, 182, 212, 0.48);
  background: rgba(6, 182, 212, 0.1);
}
.btn-secondary:hover,
.btn-secondary:focus {
  color: var(--white);
  border-color: var(--cyan);
  box-shadow: var(--shadow-cyan);
}
.btn-ghost {
  min-height: 42px;
  padding-inline: 12px;
  border-color: rgba(148, 163, 184, 0.24);
  color: #cbd5e1;
  background: transparent;
}
.btn-ghost:hover,
.btn-ghost:focus {
  color: var(--lime);
  border-color: rgba(163, 230, 53, 0.5);
  background: rgba(163, 230, 53, 0.08);
}
.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--white);
  background: rgba(255, 255, 255, 0.04);
}
main {
  display: block;
  padding-top: 76px;
}
.section {
  position: relative;
  padding: 84px 0;
}
.section--alt {
  background: rgba(255, 255, 255, 0.018);
  border-block: 1px solid rgba(148, 163, 184, 0.08);
}
.section-head {
  max-width: 820px;
  margin-bottom: 34px;
}
.section-head p {
  margin-bottom: 0;
  font-size: 1rem;
}
.eyebrow,
.badge,
.tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  width: fit-content;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  line-height: 1;
  text-transform: uppercase;
}
.eyebrow {
  margin-bottom: 16px;
  padding: 8px 12px;
  border: 1px solid rgba(163, 230, 53, 0.32);
  color: var(--lime);
  background: var(--lime-soft);
}
.badge {
  padding: 7px 10px;
  border: 1px solid rgba(6, 182, 212, 0.36);
  color: #a5f3fc;
  background: rgba(6, 182, 212, 0.12);
}
.badge-soft {
  border-color: rgba(148, 163, 184, 0.24);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.035);
}
.tag {
  padding: 6px 10px;
  color: var(--muted);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  text-transform: none;
  letter-spacing: 0;
}
/* Hero */
.cat-hero {
  position: relative;
  overflow: hidden;
  padding: 78px 0 84px;
  background:
    linear-gradient(112deg, rgba(7, 7, 13, 0.96) 0%, rgba(7, 7, 13, 0.86) 42%, rgba(6, 182, 212, 0.12) 100%),
    url('/assets/images/c9b279eb051e40df.jpg') center/cover no-repeat;
  border-bottom: 1px solid rgba(6, 182, 212, 0.2);
}
.cat-hero::after {
  position: absolute;
  inset: auto -10% -55% 40%;
  height: 70%;
  background: radial-gradient(circle, rgba(163, 230, 53, 0.18), transparent 62%);
  content: "";
  pointer-events: none;
}
.cat-hero-slash {
  position: absolute;
  top: 0;
  bottom: 0;
  left: -6%;
  width: 46%;
  background: linear-gradient(115deg, rgba(6, 182, 212, 0.18), rgba(244, 63, 94, 0.1) 60%, transparent);
  clip-path: polygon(0 0, 100% 0, 68% 100%, 0 100%);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.85fr);
  gap: 44px;
  align-items: center;
}
.cat-hero h1 {
  margin-bottom: 18px;
}
.cat-hero h1 span {
  color: var(--lime);
}
.hero-lead {
  max-width: 640px;
  font-size: 1.05rem;
  color: #cbd5e1;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 26px;
}
.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}
.hero-cover {
  position: relative;
  border: 1px solid rgba(6, 182, 212, 0.32);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5), var(--shadow-cyan);
}
.hero-cover img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.hero-cover-caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 14px 16px;
  background: linear-gradient(to top, rgba(7, 7, 13, 0.94), transparent);
  font-size: 0.84rem;
  color: #e2e8f0;
}
/* Stat board */
.stat-board {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.stat-card {
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius);
  background: var(--panel);
}
.stat-card:nth-child(2) { border-left-color: var(--lime); }
.stat-card:nth-child(3) { border-left-color: var(--pink); }
.stat-card:nth-child(4) { border-left-color: #facc15; }
.stat-value {
  display: block;
  margin-bottom: 6px;
  color: var(--white);
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.9rem;
  font-weight: 700;
  line-height: 1;
}
.stat-label {
  font-size: 0.86rem;
  color: var(--muted);
}
/* Feature matrix */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.feature-card {
  padding: 26px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(18, 20, 38, 0.9), rgba(7, 7, 13, 0.9));
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-cyan);
}
.feature-icon {
  display: grid;
  width: 46px;
  height: 46px;
  margin-bottom: 16px;
  place-items: center;
  border: 1px solid rgba(163, 230, 53, 0.4);
  border-radius: var(--radius-sm);
  color: var(--lime);
  background: var(--lime-soft);
  font-size: 1.05rem;
}
.feature-card h3 {
  margin-bottom: 10px;
}
.feature-card p {
  margin-bottom: 0;
  font-size: 0.92rem;
}
/* Compare table */
.compare-wrap {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
}
.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
.compare-table th,
.compare-table td {
  padding: 16px 18px;
  text-align: left;
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
}
.compare-table thead th {
  color: var(--white);
  background: rgba(6, 182, 212, 0.1);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.compare-table tbody tr:last-child td {
  border-bottom: 0;
}
.compare-table td:first-child {
  color: var(--text);
  font-weight: 600;
}
.compare-table td:last-child {
  color: var(--lime);
  font-weight: 600;
}
/* Timeline */
.timeline {
  position: relative;
  display: grid;
  gap: 0;
  padding-left: 28px;
  border-left: 2px solid rgba(6, 182, 212, 0.28);
}
.timeline-item {
  position: relative;
  padding: 0 0 30px 22px;
}
.timeline-item:last-child {
  padding-bottom: 0;
}
.timeline-item::before {
  position: absolute;
  top: 4px;
  left: -37px;
  width: 14px;
  height: 14px;
  border: 2px solid var(--bg-deep);
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 12px rgba(163, 230, 53, 0.6);
  content: "";
}
.timeline-step {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--cyan);
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.timeline-item h3 {
  margin-bottom: 8px;
}
.timeline-item p {
  margin-bottom: 0;
  font-size: 0.92rem;
}
/* Scene cards */
.scene-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.scene-card {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: border-color var(--transition), transform var(--transition);
}
.scene-card:hover {
  transform: translateY(-3px);
  border-color: rgba(163, 230, 53, 0.45);
}
.scene-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: var(--radius-sm);
}
.scene-card h3 {
  margin-bottom: 6px;
  font-size: 1.06rem;
}
.scene-card p {
  margin-bottom: 0;
  font-size: 0.88rem;
}
/* Channel entries */
.entry-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.entry-card {
  display: block;
  padding: 24px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text);
  background: linear-gradient(150deg, rgba(6, 182, 212, 0.1), rgba(18, 20, 38, 0.9));
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.entry-card:hover,
.entry-card:focus {
  transform: translateY(-4px);
  border-color: var(--lime);
  box-shadow: var(--shadow-lime);
  color: var(--text);
}
.entry-card i {
  margin-bottom: 14px;
  color: var(--lime);
  font-size: 1.3rem;
}
.entry-card h3 {
  margin-bottom: 8px;
  font-size: 1.08rem;
}
.entry-card p {
  margin-bottom: 14px;
  font-size: 0.88rem;
}
.entry-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--cyan);
  font-size: 0.85rem;
  font-weight: 700;
}
.entry-card:hover .entry-link,
.entry-card:focus .entry-link {
  color: var(--lime);
}
/* Guard / security */
.guard-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.guard-item {
  padding: 20px;
  border: 1px solid rgba(148, 163, 184, 0.16);
  border-radius: var(--radius);
  background: var(--panel-soft);
}
.guard-item i {
  margin-bottom: 12px;
  color: var(--cyan);
  font-size: 1.2rem;
}
.guard-item h4 {
  margin-bottom: 6px;
}
.guard-item p {
  margin-bottom: 0;
  font-size: 0.85rem;
}
/* FAQ */
.faq-list {
  display: grid;
  gap: 12px;
  max-width: 880px;
}
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow: hidden;
}
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 20px;
  color: var(--white);
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary i {
  color: var(--lime);
  transition: transform var(--transition);
}
.faq-item[open] summary i {
  transform: rotate(45deg);
}
.faq-item p {
  margin: 0;
  padding: 0 20px 20px;
  font-size: 0.92rem;
}
/* CTA band */
.cta-band {
  position: relative;
  overflow: hidden;
  padding: 54px 34px;
  border: 1px solid rgba(163, 230, 53, 0.3);
  border-radius: var(--radius);
  background:
    linear-gradient(120deg, rgba(6, 182, 212, 0.16), rgba(7, 7, 13, 0.94) 55%),
    url('/assets/images/57aedf85fb477d14.jpg') center/cover no-repeat;
  text-align: center;
}
.cta-band h2 {
  margin-bottom: 12px;
}
.cta-band p {
  max-width: 640px;
  margin-inline: auto;
  color: #cbd5e1;
}
.cta-band .hero-actions {
  justify-content: center;
}
/* FAB */
.fab {
  position: fixed;
  left: 16px;
  bottom: 96px;
  z-index: 60;
  display: grid;
  width: 56px;
  height: 56px;
  place-items: center;
  border: 1px solid rgba(6, 182, 212, 0.7);
  border-radius: 999px;
  color: var(--white);
  background: rgba(7, 7, 13, 0.82);
  backdrop-filter: blur(12px);
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
  font-size: 1.2rem;
  transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}
.fab:hover,
.fab:focus {
  color: var(--lime);
  transform: scale(1.08);
  box-shadow: 0 0 30px rgba(163, 230, 53, 0.5);
}
.fab::after {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 12px;
  height: 12px;
  border: 2px solid var(--bg-deep);
  border-radius: 50%;
  background: var(--pink);
  content: "";
  animation: pulse 1.8s infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.25); opacity: 0.6; }
}
/* Footer */
.site-footer {
  padding: 66px 0 30px;
  border-top: 1px solid rgba(6, 182, 212, 0.2);
  background: linear-gradient(180deg, rgba(14, 14, 30, 0.6), rgba(7, 7, 13, 0.98));
}
.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr));
  gap: 32px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.14);
}
.footer-brand .brand {
  margin-bottom: 16px;
}
.footer-brand .brand-text {
  max-width: 100%;
}
.footer-brand p {
  font-size: 0.88rem;
  max-width: 440px;
}
.footer-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}
.footer-col h4 {
  margin-bottom: 16px;
  color: var(--white);
  font-size: 0.92rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.footer-col li + li {
  margin-top: 10px;
}
.footer-col a {
  color: var(--muted);
  font-size: 0.88rem;
}
.footer-col a:hover,
.footer-col a:focus {
  color: var(--lime);
}
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 24px;
}
.footer-bottom p {
  margin: 0;
  font-size: 0.8rem;
  color: var(--subtle);
}
/* Responsive */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .stat-board { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .guard-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .entry-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .main-nav {
    position: fixed;
    inset: 76px 0 auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 18px 20px 26px;
    background: rgba(7, 7, 13, 0.98);
    border-bottom: 1px solid rgba(6, 182, 212, 0.24);
    box-shadow: 0 24px 50px rgba(0, 0, 0, 0.5);
  }
  .main-nav.is-open { display: flex; }
  .main-nav a { min-height: 48px; }
  .main-nav a.active::after { left: 0; right: auto; width: 34px; }
  .menu-toggle { display: inline-flex; }
  .header-actions .btn-ghost { display: none; }
}
@media (max-width: 768px) {
  .section { padding: 62px 0; }
  .cat-hero { padding: 56px 0 64px; }
  .feature-grid { grid-template-columns: 1fr; }
  .scene-grid { grid-template-columns: 1fr; }
  .brand-text { max-width: 180px; font-size: 0.82rem; }
  .compare-table th, .compare-table td { padding: 12px 12px; font-size: 0.84rem; }
  .cta-band { padding: 40px 22px; }
}
@media (max-width: 520px) {
  .stat-board { grid-template-columns: 1fr; }
  .scene-card { grid-template-columns: 1fr; }
  .scene-card img { aspect-ratio: 16 / 9; }
  .guard-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
  .brand-text { display: none; }
  .compare-wrap { overflow-x: auto; }
}

/* roulang page: category2 */
:root {
      --bg: #07070d;
      --bg-deep: #0e0e1e;
      --panel: rgba(18, 20, 38, 0.82);
      --panel-solid: #121426;
      --panel-soft: rgba(255, 255, 255, 0.035);
      --lime: #a3e635;
      --lime-soft: rgba(163, 230, 53, 0.14);
      --cyan: #06b6d4;
      --cyan-soft: rgba(6, 182, 212, 0.14);
      --pink: #f43f5e;
      --pink-soft: rgba(244, 63, 94, 0.14);
      --white: #ffffff;
      --text: #f8fafc;
      --muted: #94a3b8;
      --subtle: #64748b;
      --line: rgba(148, 163, 184, 0.18);
      --line-strong: rgba(6, 182, 212, 0.45);
      --radius: 8px;
      --radius-sm: 6px;
      --container: 1200px;
      --space: 24px;
      --shadow-cyan: 0 0 24px rgba(6, 182, 212, 0.24);
      --shadow-lime: 0 0 22px rgba(163, 230, 53, 0.18);
      --transition: 180ms ease;
    }

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

    html {
      scroll-behavior: smooth;
      scroll-padding-top: 96px;
    }

    body {
      margin: 0;
      min-width: 320px;
      color: var(--text);
      background:
        linear-gradient(rgba(6, 182, 212, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(163, 230, 53, 0.025) 1px, transparent 1px),
        radial-gradient(circle at 88% 12%, rgba(244, 63, 94, 0.11), transparent 28%),
        radial-gradient(circle at 12% 74%, rgba(6, 182, 212, 0.09), transparent 34%),
        linear-gradient(135deg, var(--bg), var(--bg-deep));
      background-size: 48px 48px, 48px 48px, auto, auto, auto;
      font-family: "Be Vietnam Pro", Arial, sans-serif;
      font-size: 16px;
      line-height: 1.65;
      overflow-x: hidden;
    }

    body.nav-open {
      overflow: hidden;
    }

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

    a {
      color: var(--cyan);
      text-decoration: none;
      transition: color var(--transition), border-color var(--transition), background var(--transition), transform var(--transition), box-shadow var(--transition), opacity var(--transition);
    }

    a:hover,
    a:focus {
      color: var(--lime);
    }

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

    button {
      cursor: pointer;
    }

    button:focus-visible,
    a:focus-visible,
    input:focus-visible,
    select:focus-visible,
    textarea:focus-visible,
    summary:focus-visible {
      outline: 3px solid rgba(163, 230, 53, 0.7);
      outline-offset: 3px;
    }

    h1,
    h2,
    h3,
    h4,
    p {
      margin-top: 0;
    }

    h1,
    h2,
    h3,
    h4 {
      color: var(--white);
      font-family: "Space Grotesk", "Be Vietnam Pro", sans-serif;
      line-height: 1.15;
      letter-spacing: 0;
    }

    h1 {
      margin-bottom: 22px;
      font-size: clamp(2.35rem, 5.5vw, 5.15rem);
      font-weight: 700;
    }

    h2 {
      margin-bottom: 18px;
      font-size: clamp(1.75rem, 3.3vw, 3rem);
      font-weight: 700;
    }

    h3 {
      margin-bottom: 12px;
      font-size: 1.14rem;
      font-weight: 700;
    }

    h4 {
      margin-bottom: 10px;
      font-size: 1rem;
    }

    p {
      color: var(--muted);
    }

    strong {
      color: var(--white);
    }

    .container {
      width: min(calc(100% - 40px), var(--container));
      margin-inline: auto;
    }

    .site-header {
      position: fixed;
      inset: 0 0 auto;
      z-index: 80;
      border-bottom: 1px solid rgba(6, 182, 212, 0.22);
      background: rgba(7, 7, 13, 0.9);
      backdrop-filter: blur(18px);
      box-shadow: 0 10px 34px rgba(0, 0, 0, 0.34);
    }

    .header-inner {
      position: relative;
      display: flex;
      align-items: center;
      gap: 14px;
      min-height: 76px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      min-width: 0;
      flex: 0 0 auto;
      color: var(--white);
      font-family: "Space Grotesk", "Be Vietnam Pro", sans-serif;
      font-weight: 700;
    }

    .brand:hover,
    .brand:focus {
      color: var(--white);
    }

    .brand-mark {
      display: grid;
      width: 40px;
      height: 40px;
      flex: 0 0 40px;
      place-items: center;
      border: 1px solid rgba(163, 230, 53, 0.62);
      border-radius: var(--radius-sm);
      color: var(--lime);
      background: linear-gradient(145deg, rgba(163, 230, 53, 0.15), rgba(6, 182, 212, 0.08));
      box-shadow: var(--shadow-lime);
      font-size: 0.78rem;
      letter-spacing: 0.04em;
    }

    .brand-text {
      display: block;
      max-width: 238px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      font-size: 0.86rem;
    }

    .main-nav {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 5px;
      flex: 1 1 auto;
    }

    .main-nav a {
      position: relative;
      display: inline-flex;
      align-items: center;
      min-height: 42px;
      padding: 0 11px;
      border-radius: var(--radius-sm);
      color: var(--muted);
      font-size: 0.82rem;
      font-weight: 600;
      white-space: nowrap;
    }

    .main-nav a:hover,
    .main-nav a:focus,
    .main-nav a.active {
      color: var(--white);
      background: rgba(6, 182, 212, 0.1);
    }

    .main-nav a.active::after {
      position: absolute;
      right: 11px;
      bottom: 4px;
      left: 11px;
      height: 2px;
      border-radius: 2px;
      background: linear-gradient(90deg, var(--lime), var(--cyan));
      box-shadow: var(--shadow-lime);
      content: "";
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 7px;
      flex: 0 0 auto;
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      align-items: center;
      justify-content: center;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      color: var(--white);
      background: rgba(255, 255, 255, 0.04);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 46px;
      padding: 0 18px;
      border: 1px solid transparent;
      border-radius: var(--radius-sm);
      font-weight: 700;
      line-height: 1.15;
      text-align: center;
      transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
    }

    .btn:hover,
    .btn:focus {
      transform: translateY(-2px);
    }

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

    .btn-primary {
      color: #081006;
      background: linear-gradient(135deg, var(--lime), #67e8f9);
      box-shadow: 0 0 18px rgba(163, 230, 53, 0.35);
    }

    .btn-primary:hover,
    .btn-primary:focus {
      color: #081006;
      box-shadow: 0 0 28px rgba(163, 230, 53, 0.5);
    }

    .btn-secondary {
      color: var(--white);
      border-color: rgba(6, 182, 212, 0.48);
      background: rgba(6, 182, 212, 0.1);
    }

    .btn-secondary:hover,
    .btn-secondary:focus {
      color: var(--white);
      border-color: var(--cyan);
      box-shadow: var(--shadow-cyan);
    }

    .btn-ghost {
      min-height: 40px;
      padding-inline: 11px;
      border-color: rgba(148, 163, 184, 0.18);
      color: #cbd5e1;
      background: rgba(255, 255, 255, 0.025);
    }

    .btn-ghost:hover,
    .btn-ghost:focus {
      color: var(--lime);
      border-color: rgba(163, 230, 53, 0.38);
      background: rgba(163, 230, 53, 0.08);
    }

    .btn-small {
      min-height: 38px;
      padding-inline: 12px;
      font-size: 0.76rem;
    }

    main {
      display: block;
      padding-top: 76px;
    }

    .section {
      position: relative;
      padding: 88px 0;
    }

    .section:nth-of-type(even) {
      background: rgba(255, 255, 255, 0.018);
      border-block: 1px solid rgba(148, 163, 184, 0.08);
    }

    .section-head {
      max-width: 820px;
      margin-bottom: 36px;
    }

    .section-head p {
      margin-bottom: 0;
      font-size: 1rem;
    }

    .eyebrow,
    .badge,
    .tag {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      width: fit-content;
      border-radius: 999px;
      font-size: 0.73rem;
      font-weight: 800;
      line-height: 1;
      text-transform: uppercase;
    }

    .eyebrow {
      margin-bottom: 16px;
      padding: 8px 11px;
      border: 1px solid rgba(163, 230, 53, 0.32);
      color: var(--lime);
      background: var(--lime-soft);
    }

    .badge {
      padding: 7px 10px;
      border: 1px solid rgba(6, 182, 212, 0.36);
      color: #a5f3fc;
      background: rgba(6, 182, 212, 0.12);
    }

    .tag {
      padding: 6px 9px;
      color: var(--muted);
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.025);
      text-transform: none;
    }

    .hero {
      position: relative;
      overflow: hidden;
      min-height: 750px;
      padding: 86px 0 76px;
      border-bottom: 1px solid rgba(148, 163, 184, 0.12);
      background:
        linear-gradient(90deg, rgba(7, 7, 13, 0.97) 0%, rgba(7, 7, 13, 0.88) 45%, rgba(7, 7, 13, 0.64) 100%),
        linear-gradient(180deg, rgba(7, 7, 13, 0.12), rgba(7, 7, 13, 0.96)),
        url("/assets/images/a0678d2542921f1e.jpg") center / cover no-repeat;
    }

    .hero::after {
      position: absolute;
      inset: auto 0 0;
      height: 130px;
      background: linear-gradient(180deg, transparent, var(--bg));
      pointer-events: none;
      content: "";
    }

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

    .hero-copy {
      max-width: 720px;
    }

    .hero-copy h1 {
      text-wrap: balance;
    }

    .hero-copy .lead {
      max-width: 670px;
      margin-bottom: 26px;
      color: #cbd5e1;
      font-size: clamp(1rem, 1.4vw, 1.14rem);
      line-height: 1.75;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
      margin-bottom: 28px;
    }

    .hero-trust {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .hero-panel {
      position: relative;
      overflow: hidden;
      padding: 18px;
      border: 1px solid rgba(6, 182, 212, 0.34);
      border-radius: var(--radius);
      background:
        linear-gradient(145deg, rgba(18, 20, 38, 0.95), rgba(7, 7, 13, 0.88)),
        radial-gradient(circle at 90% 0%, rgba(163, 230, 53, 0.13), transparent 34%);
      box-shadow: 0 28px 80px rgba(0, 0, 0, 0.42), var(--shadow-cyan);
    }

    .hero-panel::before {
      position: absolute;
      inset: 0;
      pointer-events: none;
      background: linear-gradient(115deg, transparent 28%, rgba(255, 255, 255, 0.08) 46%, transparent 64%);
      transform: translateX(-80%);
      animation: panelSheen 6s ease-in-out infinite;
      content: "";
    }

    @keyframes panelSheen {
      0%, 68% { transform: translateX(-85%); }
      82%, 100% { transform: translateX(90%); }
    }

    .hero-visual {
      position: relative;
      overflow: hidden;
      border: 1px solid rgba(148, 163, 184, 0.18);
      border-radius: var(--radius-sm);
      background: #090b16;
    }

    .hero-visual img {
      width: 100%;
      aspect-ratio: 16 / 10;
      object-fit: cover;
    }

    .hero-visual::after {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 42%, rgba(7, 7, 13, 0.88));
      content: "";
    }

    .hero-status {
      position: absolute;
      right: 14px;
      bottom: 14px;
      left: 14px;
      z-index: 2;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
    }

    .live-indicator {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      color: var(--white);
      font-size: 0.78rem;
      font-weight: 700;
    }

    .live-indicator::before {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--lime);
      box-shadow: 0 0 0 5px rgba(163, 230, 53, 0.12), 0 0 14px rgba(163, 230, 53, 0.75);
      animation: livePulse 1.8s ease-in-out infinite;
      content: "";
    }

    @keyframes livePulse {
      50% { opacity: 0.45; transform: scale(0.76); }
    }

    .quiz {
      position: relative;
      z-index: 2;
      margin-top: 16px;
      padding-top: 16px;
      border-top: 1px solid var(--line);
    }

    .quiz-title {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 12px;
    }

    .quiz-title strong {
      font-size: 0.95rem;
    }

    .quiz-options {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 8px;
    }

    .quiz-option {
      min-height: 42px;
      padding: 8px 9px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      color: var(--muted);
      background: rgba(255, 255, 255, 0.025);
      font-size: 0.75rem;
      font-weight: 700;
      transition: color var(--transition), border-color var(--transition), background var(--transition), box-shadow var(--transition);
    }

    .quiz-option:hover,
    .quiz-option:focus,
    .quiz-option.active {
      color: var(--white);
      border-color: rgba(163, 230, 53, 0.52);
      background: rgba(163, 230, 53, 0.09);
      box-shadow: var(--shadow-lime);
    }

    .quiz-result {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-top: 12px;
      padding: 12px 0 0;
      border-top: 1px dashed rgba(148, 163, 184, 0.2);
    }

    .quiz-result i {
      color: var(--lime);
      font-size: 1.2rem;
    }

    .quiz-result span {
      color: var(--muted);
      font-size: 0.78rem;
    }

    .quiz-result strong {
      display: block;
      color: var(--white);
      font-size: 0.9rem;
    }

    .metric-grid {
      row-gap: 14px;
    }

    .metric {
      min-height: 156px;
      padding: 22px;
      border-top: 1px solid rgba(163, 230, 53, 0.48);
      border-right: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
      border-left: 1px solid var(--line);
      border-radius: var(--radius);
      background: linear-gradient(160deg, rgba(18, 20, 38, 0.96), rgba(10, 12, 25, 0.88));
    }

    .metric i {
      margin-bottom: 22px;
      color: var(--cyan);
      font-size: 1.25rem;
    }

    .metric strong {
      display: block;
      margin-bottom: 4px;
      font-family: "Space Grotesk", "Be Vietnam Pro", sans-serif;
      font-size: clamp(1.65rem, 3vw, 2.45rem);
      line-height: 1;
    }

    .metric span {
      display: block;
      margin-bottom: 8px;
      color: var(--lime);
      font-size: 0.75rem;
      font-weight: 800;
      text-transform: uppercase;
    }

    .metric p {
      margin-bottom: 0;
      font-size: 0.86rem;
    }

    .feature-grid {
      row-gap: 16px;
    }

    .feature-item {
      position: relative;
      min-height: 224px;
      padding: 25px;
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(18, 20, 38, 0.72);
      transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    }

    .feature-item::after {
      position: absolute;
      top: -42px;
      right: -42px;
      width: 120px;
      height: 120px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(6, 182, 212, 0.14), transparent 68%);
      content: "";
    }

    .feature-item:hover {
      transform: translateY(-5px);
      border-color: rgba(6, 182, 212, 0.48);
      box-shadow: var(--shadow-cyan);
    }

    .feature-icon {
      display: grid;
      width: 44px;
      height: 44px;
      margin-bottom: 22px;
      place-items: center;
      border: 1px solid rgba(163, 230, 53, 0.36);
      border-radius: var(--radius-sm);
      color: var(--lime);
      background: var(--lime-soft);
    }

    .feature-item p {
      margin-bottom: 18px;
    }

    .feature-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 7px;
    }

    .compare-shell {
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(10, 12, 25, 0.76);
    }

    .compare-head,
    .compare-row {
      display: grid;
      grid-template-columns: 1.15fr 1fr 1fr;
    }

    .compare-head {
      color: var(--white);
      background: rgba(6, 182, 212, 0.12);
      font-size: 0.78rem;
      font-weight: 800;
      text-transform: uppercase;
    }

    .compare-head > div,
    .compare-row > div {
      padding: 18px;
      border-bottom: 1px solid var(--line);
    }

    .compare-head > div + div,
    .compare-row > div + div {
      border-left: 1px solid var(--line);
    }

    .compare-row:last-child > div {
      border-bottom: 0;
    }

    .compare-row strong {
      display: block;
      color: var(--white);
      font-size: 0.93rem;
    }

    .compare-row span {
      color: var(--muted);
      font-size: 0.86rem;
    }

    .compare-highlight {
      color: var(--lime) !important;
      background: rgba(163, 230, 53, 0.07);
      font-weight: 700;
    }

    .timeline {
      position: relative;
      max-width: 920px;
      margin-left: auto;
    }

    .timeline::before {
      position: absolute;
      top: 10px;
      bottom: 10px;
      left: 21px;
      width: 1px;
      background: linear-gradient(var(--lime), var(--cyan), transparent);
      content: "";
    }

    .timeline-item {
      position: relative;
      display: grid;
      grid-template-columns: 44px 1fr;
      gap: 20px;
      padding-bottom: 32px;
    }

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

    .timeline-index {
      z-index: 2;
      display: grid;
      width: 44px;
      height: 44px;
      place-items: center;
      border: 1px solid rgba(163, 230, 53, 0.5);
      border-radius: 50%;
      color: var(--lime);
      background: var(--panel-solid);
      box-shadow: var(--shadow-lime);
      font-family: "Space Grotesk", sans-serif;
      font-size: 0.8rem;
      font-weight: 700;
    }

    .timeline-copy {
      padding-top: 3px;
    }

    .timeline-copy p {
      margin-bottom: 0;
    }

    .signal-wrap {
      position: relative;
      overflow: hidden;
      padding: 28px;
      border: 1px solid rgba(244, 63, 94, 0.28);
      border-radius: var(--radius);
      background:
        linear-gradient(90deg, rgba(7, 7, 13, 0.94), rgba(7, 7, 13, 0.7)),
        url("/assets/images/57aedf85fb477d14.jpg") center / cover no-repeat;
    }

    .signal-image {
      overflow: hidden;
      border: 1px solid rgba(148, 163, 184, 0.2);
      border-radius: var(--radius-sm);
    }

    .signal-image img {
      width: 100%;
      aspect-ratio: 4 / 3;
      object-fit: cover;
    }

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

    .signal-list li {
      display: grid;
      grid-template-columns: 32px 1fr;
      gap: 12px;
      padding: 15px 0;
      border-bottom: 1px solid var(--line);
    }

    .signal-list li:last-child {
      border-bottom: 0;
    }

    .signal-list i {
      display: grid;
      width: 32px;
      height: 32px;
      place-items: center;
      border-radius: 50%;
      color: var(--cyan);
      background: var(--cyan-soft);
    }

    .signal-list strong {
      display: block;
      margin-bottom: 2px;
    }

    .signal-list span {
      color: var(--muted);
      font-size: 0.86rem;
    }

    .assurance-grid {
      row-gap: 16px;
    }

    .assurance-item {
      padding: 24px;
      border-left: 2px solid var(--cyan);
      background: linear-gradient(90deg, rgba(6, 182, 212, 0.07), transparent);
    }

    .assurance-item:nth-child(2) {
      border-left-color: var(--lime);
      background: linear-gradient(90deg, rgba(163, 230, 53, 0.06), transparent);
    }

    .assurance-item:nth-child(3) {
      border-left-color: var(--pink);
      background: linear-gradient(90deg, rgba(244, 63, 94, 0.06), transparent);
    }

    .assurance-item h3 {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .assurance-item h3 i {
      color: var(--lime);
    }

    .assurance-item p {
      margin-bottom: 0;
    }

    .quick-answers {
      max-width: 960px;
    }

    .answer-strip {
      display: grid;
      grid-template-columns: 170px 1fr;
      gap: 30px;
      padding: 24px 0;
      border-top: 1px solid var(--line);
    }

    .answer-strip:last-child {
      border-bottom: 1px solid var(--line);
    }

    .answer-strip h3 {
      margin-bottom: 0;
      color: var(--lime);
      font-size: 0.95rem;
    }

    .answer-strip p {
      margin-bottom: 0;
    }

    .faq-list {
      max-width: 920px;
    }

    .faq-list details {
      border-top: 1px solid var(--line);
      background: transparent;
    }

    .faq-list details:last-child {
      border-bottom: 1px solid var(--line);
    }

    .faq-list summary {
      position: relative;
      padding: 21px 48px 21px 0;
      color: var(--white);
      cursor: pointer;
      list-style: none;
      font-family: "Space Grotesk", "Be Vietnam Pro", sans-serif;
      font-weight: 700;
    }

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

    .faq-list summary::after {
      position: absolute;
      top: 50%;
      right: 4px;
      color: var(--lime);
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      content: "\2b";
      transform: translateY(-50%);
      transition: transform var(--transition);
    }

    .faq-list details[open] summary::after {
      content: "\f068";
      transform: translateY(-50%) rotate(180deg);
    }

    .faq-list details p {
      max-width: 800px;
      margin-bottom: 22px;
      padding-right: 36px;
    }

    .conversion {
      position: relative;
      overflow: hidden;
      padding: 34px;
      border: 1px solid rgba(163, 230, 53, 0.35);
      border-radius: var(--radius);
      background:
        linear-gradient(115deg, rgba(18, 20, 38, 0.95), rgba(7, 7, 13, 0.9)),
        radial-gradient(circle at 90% 20%, rgba(6, 182, 212, 0.18), transparent 36%);
      box-shadow: 0 24px 70px rgba(0, 0, 0, 0.36);
    }

    .conversion-points {
      margin: 24px 0 0;
      padding: 0;
      list-style: none;
    }

    .conversion-points li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      margin-bottom: 12px;
      color: var(--muted);
    }

    .conversion-points i {
      margin-top: 5px;
      color: var(--lime);
    }

    .form-grid {
      row-gap: 14px;
    }

    .form-field label {
      display: block;
      margin-bottom: 7px;
      color: #dbeafe;
      font-size: 0.78rem;
      font-weight: 700;
    }

    .form-field input,
    .form-field select {
      width: 100%;
      min-height: 48px;
      padding: 0 13px;
      border: 1px solid rgba(148, 163, 184, 0.26);
      border-radius: var(--radius-sm);
      color: var(--white);
      background: rgba(7, 7, 13, 0.72);
      transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
    }

    .form-field select option {
      color: #111827;
    }

    .form-field input::placeholder {
      color: #64748b;
    }

    .form-field input:focus,
    .form-field select:focus {
      border-color: var(--cyan);
      background: rgba(7, 7, 13, 0.92);
      box-shadow: var(--shadow-cyan);
      outline: none;
    }

    .form-consent {
      margin: 14px 0 18px;
      color: var(--subtle);
      font-size: 0.75rem;
    }

    .form-status {
      min-height: 24px;
      margin: 12px 0 0;
      color: var(--lime);
      font-size: 0.82rem;
      font-weight: 700;
    }

    .site-footer {
      position: relative;
      padding: 70px 0 26px;
      border-top: 1px solid rgba(6, 182, 212, 0.28);
      background:
        linear-gradient(180deg, rgba(7, 7, 13, 0.84), rgba(7, 7, 13, 1)),
        radial-gradient(circle at 15% 0%, rgba(163, 230, 53, 0.08), transparent 30%);
    }

    .footer-top {
      display: grid;
      grid-template-columns: 1.5fr repeat(3, 0.75fr);
      gap: 34px;
      padding-bottom: 42px;
      border-bottom: 1px solid var(--line);
    }

    .footer-brand .brand {
      margin-bottom: 18px;
    }

    .footer-brand p {
      max-width: 540px;
      font-size: 0.88rem;
    }

    .footer-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 7px;
      margin-top: 18px;
    }

    .badge-soft {
      color: #a7f3d0;
      border-color: rgba(16, 185, 129, 0.28);
      background: rgba(16, 185, 129, 0.08);
    }

    .footer-col h4 {
      margin-bottom: 16px;
      color: var(--white);
    }

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

    .footer-col li + li {
      margin-top: 10px;
    }

    .footer-col a {
      color: var(--muted);
      font-size: 0.84rem;
    }

    .footer-col a:hover,
    .footer-col a:focus {
      color: var(--lime);
    }

    .footer-bottom {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 30px;
      padding-top: 24px;
    }

    .footer-bottom p {
      margin-bottom: 0;
      color: var(--subtle);
      font-size: 0.75rem;
    }

    .fab {
      position: fixed;
      left: 16px;
      bottom: 96px;
      z-index: 50;
      display: inline-flex;
      align-items: center;
      gap: 9px;
      min-width: 56px;
      min-height: 56px;
      padding: 0 15px;
      border: 1px solid transparent;
      border-radius: 999px;
      color: var(--white);
      background:
        linear-gradient(#0b0d18, #0b0d18) padding-box,
        linear-gradient(135deg, var(--pink), var(--cyan)) border-box;
      box-shadow: 0 0 20px rgba(6, 182, 212, 0.45);
      opacity: 0.82;
      backdrop-filter: blur(14px);
      transition: opacity var(--transition), transform var(--transition), box-shadow var(--transition);
      animation: fabPulse 3.2s ease-in-out infinite;
    }

    .fab:hover,
    .fab:focus {
      color: var(--white);
      opacity: 1;
      transform: translateY(-3px) scale(1.03);
      box-shadow: 0 0 30px rgba(244, 63, 94, 0.5), 0 0 24px rgba(6, 182, 212, 0.42);
    }

    .fab:active {
      transform: scale(0.96);
    }

    .fab i {
      color: var(--lime);
      font-size: 1.1rem;
    }

    .fab-label {
      max-width: 0;
      overflow: hidden;
      white-space: nowrap;
      font-size: 0.75rem;
      font-weight: 800;
      opacity: 0;
      transition: max-width 240ms ease, opacity 200ms ease;
    }

    .fab:hover .fab-label,
    .fab:focus .fab-label {
      max-width: 130px;
      opacity: 1;
    }

    .fab-dot {
      position: absolute;
      top: 7px;
      right: 7px;
      width: 10px;
      height: 10px;
      border: 2px solid var(--white);
      border-radius: 50%;
      background: var(--pink);
      box-shadow: 0 0 12px rgba(244, 63, 94, 0.9);
      animation: livePulse 1.5s ease-in-out infinite;
    }

    @keyframes fabPulse {
      50% { box-shadow: 0 0 30px rgba(6, 182, 212, 0.62); }
    }

    @media screen and (max-width: 1100px) {
      .brand-text {
        max-width: 176px;
      }

      .main-nav {
        position: absolute;
        top: calc(100% + 1px);
        right: -20px;
        left: -20px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: 14px 20px 20px;
        border-bottom: 1px solid rgba(6, 182, 212, 0.24);
        background: rgba(7, 7, 13, 0.98);
        box-shadow: 0 20px 42px rgba(0, 0, 0, 0.38);
      }

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

      .main-nav a {
        justify-content: flex-start;
        min-height: 46px;
        padding: 0 14px;
      }

      .main-nav a.active::after {
        top: 8px;
        right: auto;
        bottom: 8px;
        left: 0;
        width: 2px;
        height: auto;
      }

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

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

    @media screen and (max-width: 900px) {
      .section {
        padding: 70px 0;
      }

      .hero {
        min-height: auto;
        padding-top: 66px;
      }

      .hero-copy {
        margin-bottom: 36px;
      }

      .signal-wrap {
        padding: 20px;
      }

      .footer-top {
        gap: 28px;
      }

      .footer-bottom {
        flex-direction: column;
        gap: 10px;
      }
    }

    @media screen and (max-width: 768px) {
      .container {
        width: min(calc(100% - 28px), var(--container));
      }

      .header-inner {
        gap: 8px;
      }

      .brand-text {
        max-width: 138px;
        font-size: 0.76rem;
      }

      .brand-mark {
        width: 36px;
        height: 36px;
        flex-basis: 36px;
      }

      .btn-login {
        display: inline-flex;
      }

      .header-actions .btn {
        min-height: 38px;
        padding-inline: 10px;
        font-size: 0.72rem;
      }

      .hero {
        padding: 52px 0 62px;
      }

      .hero-actions {
        align-items: stretch;
      }

      .hero-actions .btn {
        flex: 1 1 190px;
      }

      .quiz-options {
        grid-template-columns: 1fr;
      }

      .compare-shell {
        border: 0;
        background: transparent;
      }

      .compare-head {
        display: none;
      }

      .compare-row {
        grid-template-columns: 1fr;
        margin-bottom: 14px;
        overflow: hidden;
        border: 1px solid var(--line);
        border-radius: var(--radius);
        background: rgba(10, 12, 25, 0.76);
      }

      .compare-row > div {
        padding: 15px;
        border-bottom: 1px solid var(--line);
        border-left: 0 !important;
      }

      .compare-row > div::before {
        display: block;
        margin-bottom: 5px;
        color: var(--cyan);
        font-size: 0.68rem;
        font-weight: 800;
        text-transform: uppercase;
        content: attr(data-label);
      }

      .answer-strip {
        grid-template-columns: 1fr;
        gap: 8px;
      }

      .conversion {
        padding: 26px 20px;
      }

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

    @media screen and (max-width: 520px) {
      h1 {
        font-size: clamp(2.05rem, 12vw, 3.15rem);
      }

      h2 {
        font-size: clamp(1.55rem, 8vw, 2.2rem);
      }

      .site-header .container {
        width: calc(100% - 18px);
      }

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

      main {
        padding-top: 68px;
      }

      .brand {
        min-width: 0;
        flex: 1 1 auto;
        overflow: hidden;
      }

      .brand-text {
        max-width: none;
        min-width: 0;
        font-size: 0.69rem;
      }

      .menu-toggle {
        width: 40px;
        height: 40px;
        flex: 0 0 40px;
      }

      .header-actions {
        gap: 4px;
      }

      .header-actions .btn {
        min-height: 36px;
        padding-inline: 7px;
        font-size: 0.65rem;
      }

      .header-actions .btn i {
        display: none;
      }

      .main-nav {
        right: -9px;
        left: -9px;
        padding-inline: 9px;
      }

      .section {
        padding: 58px 0;
      }

      .hero-trust {
        display: grid;
        grid-template-columns: 1fr;
      }

      .hero-panel {
        padding: 13px;
      }

      .metric {
        min-height: 145px;
        padding: 18px;
      }

      .feature-item {
        min-height: auto;
        padding: 21px;
      }

      .timeline-item {
        grid-template-columns: 38px 1fr;
        gap: 14px;
      }

      .timeline::before {
        left: 18px;
      }

      .timeline-index {
        width: 38px;
        height: 38px;
      }

      .fab {
        bottom: 82px;
        left: 12px;
        min-height: 52px;
        min-width: 52px;
        padding-inline: 13px;
      }

      .fab-label {
        display: none;
      }

      .footer-bottom {
        text-align: left;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      html {
        scroll-behavior: auto;
      }

      *,
      *::before,
      *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
      }
    }
main, section, .row, .columns, [data-equalizer] {
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
    min-height: auto !important;
}
/* 1. 修复上方卡片的定位，防止溢出压住页脚 */
section, .content, main, [class*="accessibility"] {
    position: relative !important;
    height: auto !important;
    min-height: auto !important;
    overflow: visible !important;
    margin-bottom: 40px !important;
}

/* 2. 强制页脚独占一行，清除上方可能存在的绝对定位和浮动 */
footer, .site-footer {
    position: relative !important;
    clear: both !important;
    display: block !important;
    width: 100% !important;
    margin-top: 50px !important;
    z-index: 10 !important;
}