/* roulang page: index */
:root {
  --bg: #2b0404;
  --bg-deep: #170101;
  --bg-soft: #450a0a;
  --panel: rgba(69, 10, 10, 0.78);
  --panel-solid: #3b0808;
  --panel-light: #5a1111;
  --gold: #fbbf24;
  --gold-soft: #fde68a;
  --orange: #f97316;
  --red: #dc2626;
  --cream: #fffbeb;
  --muted: #e7e5e4;
  --muted-2: #d6b98c;
  --line: rgba(251, 191, 36, 0.24);
  --line-strong: rgba(251, 191, 36, 0.48);
  --success: #34d399;
  --warning: #facc15;
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.32);
  --shadow-gold: 0 12px 38px rgba(251, 191, 36, 0.15);
  --container: 1220px;
  --header-height: 126px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 138px;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: "Be Vietnam Pro", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--cream);
  line-height: 1.62;
  background:
    radial-gradient(circle at 12% 4%, rgba(249, 115, 22, 0.14), transparent 28rem),
    radial-gradient(circle at 90% 14%, rgba(251, 191, 36, 0.1), transparent 32rem),
    linear-gradient(180deg, #2b0404 0%, #170101 55%, #260303 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(251, 191, 36, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(251, 191, 36, 0.08) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
  z-index: -1;
}

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

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

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

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

button {
  cursor: pointer;
}

:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
}

::selection {
  color: #1f0707;
  background: var(--gold-soft);
}

.container {
  width: min(100% - 32px, var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 999;
  padding: 10px 15px;
  color: #240404;
  background: var(--gold);
  border-radius: 999px;
  transform: translateY(-160%);
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 80;
  border-bottom: 1px solid var(--line);
  background: rgba(43, 4, 4, 0.93);
  backdrop-filter: blur(18px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
}

.nav-shell {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  min-height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-width: max-content;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: #3a0902;
  background: linear-gradient(145deg, #fff1b8, #fbbf24 48%, #b45309);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 50%;
  box-shadow: 0 8px 22px rgba(251, 191, 36, 0.25), inset 0 -3px 6px rgba(120, 53, 15, 0.32);
}

.brand-text {
  display: grid;
  line-height: 1.15;
}

.brand-text strong {
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--cream);
  letter-spacing: 0;
}

.brand-text small {
  margin-top: 4px;
  font-size: 0.68rem;
  color: var(--gold-soft);
  font-weight: 600;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 0;
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 13px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: 999px;
  white-space: nowrap;
  transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  right: 18px;
  bottom: 4px;
  left: 18px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  transform: scaleX(0);
  transition: transform 0.2s ease;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--gold-soft);
  background: rgba(251, 191, 36, 0.08);
  transform: translateY(-1px);
}

.nav-link.active {
  color: #2b0404;
  background: linear-gradient(135deg, var(--gold-soft), var(--gold));
  box-shadow: 0 8px 20px rgba(251, 191, 36, 0.18);
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: max-content;
}

.btn-login,
.btn-signup,
.btn-primary,
.btn-secondary,
.btn-soft {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.88rem;
  line-height: 1;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.btn-login {
  color: var(--gold-soft);
  background: transparent;
  border-color: var(--line-strong);
}

.btn-login:hover,
.btn-login:focus-visible {
  color: var(--cream);
  background: rgba(251, 191, 36, 0.12);
  transform: translateY(-1px);
}

.btn-signup,
.btn-primary {
  color: #2b0404;
  background: linear-gradient(135deg, #fff1b8 0%, #fbbf24 50%, #f97316 115%);
  border-color: rgba(255, 255, 255, 0.28);
  box-shadow: 0 10px 26px rgba(249, 115, 22, 0.25);
}

.btn-signup:hover,
.btn-primary:hover,
.btn-signup:focus-visible,
.btn-primary:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(249, 115, 22, 0.38);
}

.btn-signup:active,
.btn-primary:active,
.btn-secondary:active,
.btn-soft:active {
  transform: translateY(1px) scale(0.98);
}

.btn-secondary {
  color: var(--cream);
  background: rgba(255, 251, 235, 0.06);
  border-color: rgba(255, 251, 235, 0.18);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  color: var(--gold-soft);
  background: rgba(251, 191, 36, 0.1);
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.btn-soft {
  color: var(--gold-soft);
  background: rgba(251, 191, 36, 0.09);
  border-color: var(--line);
}

.btn-soft:hover,
.btn-soft:focus-visible {
  color: #2b0404;
  background: var(--gold);
  transform: translateY(-2px);
}

.hero {
  position: relative;
  min-height: 760px;
  padding: 158px 0 76px;
  background-image:
    linear-gradient(90deg, rgba(27, 2, 2, 0.97) 0%, rgba(43, 4, 4, 0.88) 52%, rgba(43, 4, 4, 0.54) 100%),
    linear-gradient(180deg, rgba(23, 1, 1, 0.2), rgba(23, 1, 1, 0.95)),
    url("/assets/images/a911e58fa1b480b7.jpg");
  background-size: cover;
  background-position: center;
  overflow: hidden;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.hero::before {
  width: 480px;
  height: 480px;
  top: -190px;
  left: -130px;
  background: radial-gradient(circle, rgba(251, 191, 36, 0.2), transparent 66%);
}

.hero::after {
  right: -110px;
  bottom: -170px;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(251, 191, 36, 0.2);
  border-radius: 50%;
  box-shadow: 0 0 0 52px rgba(251, 191, 36, 0.035), 0 0 0 104px rgba(251, 191, 36, 0.025);
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.72fr);
  gap: 48px;
  align-items: center;
}

.hero-copy {
  max-width: 760px;
  text-align: left;
}

.eyebrow,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  color: var(--gold-soft);
  background: rgba(251, 191, 36, 0.09);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 22px 0 20px;
  max-width: 900px;
  font-size: clamp(2.25rem, 4.2vw, 4.6rem);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: 0;
  text-wrap: balance;
  text-shadow: 0 10px 44px rgba(0, 0, 0, 0.34);
}

.hero h1 span {
  color: var(--gold);
  background: linear-gradient(135deg, #fff1b8, #fbbf24 52%, #f97316);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-lead {
  max-width: 720px;
  margin: 0;
  color: #f5e8d1;
  font-size: 1.02rem;
  line-height: 1.68;
}

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

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  margin-top: 28px;
  color: var(--muted-2);
  font-size: 0.82rem;
}

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

.hero-proof i {
  color: var(--gold);
}

.live-board {
  position: relative;
  padding: 22px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(145deg, rgba(90, 17, 17, 0.88), rgba(23, 1, 1, 0.94)),
    url("/assets/images/3ab319cd4ed5bb05.jpg") center/cover;
  box-shadow: var(--shadow), var(--shadow-gold);
  overflow: hidden;
}

.live-board::after {
  content: "";
  position: absolute;
  inset: 8px;
  pointer-events: none;
  border: 1px solid rgba(251, 191, 36, 0.14);
  border-radius: calc(var(--radius-lg) - 8px);
}

.live-board-head {
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.live-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
}

.live-subtitle {
  margin: 5px 0 0;
  color: var(--muted-2);
  font-size: 0.76rem;
}

.live-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 10px;
  color: #d1fae5;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(52, 211, 153, 0.24);
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 700;
  white-space: nowrap;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.55);
  animation: pulse 1.7s infinite;
}

@keyframes pulse {
  70% {
    box-shadow: 0 0 0 9px rgba(52, 211, 153, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(52, 211, 153, 0);
  }
}

.board-score {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 18px;
}

.score-cell {
  padding: 14px;
  text-align: center;
  background: rgba(0, 0, 0, 0.22);
  border: 1px solid rgba(251, 191, 36, 0.15);
  border-radius: var(--radius-sm);
}

.score-cell strong {
  display: block;
  color: var(--gold);
  font-size: 1.55rem;
  line-height: 1.1;
}

.score-cell span {
  display: block;
  margin-top: 6px;
  color: var(--muted-2);
  font-size: 0.67rem;
}

.board-list {
  position: relative;
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.board-row {
  display: grid;
  grid-template-columns: 0.82fr 0.72fr 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 12px 13px;
  background: rgba(255, 251, 235, 0.045);
  border: 1px solid rgba(251, 191, 36, 0.12);
  border-radius: 12px;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.board-row:hover {
  background: rgba(251, 191, 36, 0.07);
  border-color: var(--line-strong);
  transform: translateX(3px);
}

.board-row b {
  display: block;
  color: var(--cream);
  font-size: 0.79rem;
}

.board-row small {
  display: block;
  color: var(--muted-2);
  font-size: 0.64rem;
}

.signal-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 5px 8px;
  border-radius: 999px;
  font-size: 0.63rem;
  font-weight: 800;
  white-space: nowrap;
}

.signal-tag.hot {
  color: #ffe4e6;
  background: rgba(225, 29, 72, 0.19);
  border: 1px solid rgba(251, 113, 133, 0.26);
}

.signal-tag.cool {
  color: #cffafe;
  background: rgba(6, 182, 212, 0.14);
  border: 1px solid rgba(103, 232, 249, 0.22);
}

.progress-mini {
  width: 72px;
  height: 6px;
  background: rgba(255, 251, 235, 0.1);
  border-radius: 999px;
  overflow: hidden;
}

.progress-mini span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--orange), var(--gold));
  border-radius: inherit;
}

.board-note {
  position: relative;
  margin: 16px 0 0;
  color: var(--muted-2);
  font-size: 0.7rem;
  line-height: 1.55;
}

.metrics-strip {
  position: relative;
  z-index: 4;
  margin-top: -36px;
}

.metrics-shell {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border: 1px solid var(--line-strong);
  border-radius: 20px;
  background: rgba(59, 8, 8, 0.96);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.metric {
  padding: 22px 24px;
  border-right: 1px solid var(--line);
}

.metric:last-child {
  border-right: 0;
}

.metric strong {
  display: block;
  color: var(--gold);
  font-size: 1.9rem;
  line-height: 1.15;
}

.metric span {
  display: block;
  margin-top: 5px;
  color: var(--muted-2);
  font-size: 0.78rem;
}

.section {
  position: relative;
  padding: 92px 0;
}

.section.alt {
  background: linear-gradient(180deg, rgba(69, 10, 10, 0.48), rgba(23, 1, 1, 0.24));
  border-top: 1px solid rgba(251, 191, 36, 0.1);
  border-bottom: 1px solid rgba(251, 191, 36, 0.1);
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.48fr);
  gap: 34px;
  align-items: end;
  margin-bottom: 34px;
  text-align: left;
}

.section-head h2 {
  margin: 14px 0 0;
  font-size: clamp(1.7rem, 3vw, 2.75rem);
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: 0;
}

.section-head p {
  margin: 0;
  color: var(--muted-2);
  font-size: 0.94rem;
  line-height: 1.68;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.feature-card {
  position: relative;
  min-height: 250px;
  padding: 26px;
  background:
    linear-gradient(145deg, rgba(90, 17, 17, 0.72), rgba(43, 4, 4, 0.82));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.feature-card::before,
.feature-card::after {
  content: "";
  position: absolute;
  width: 28px;
  height: 28px;
  pointer-events: none;
}

.feature-card::before {
  top: 10px;
  left: 10px;
  border-top: 1px solid var(--gold);
  border-left: 1px solid var(--gold);
}

.feature-card::after {
  right: 10px;
  bottom: 10px;
  border-right: 1px solid var(--gold);
  border-bottom: 1px solid var(--gold);
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-gold);
}

.icon-box {
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  color: #3a0902;
  background: linear-gradient(145deg, #fff1b8, #fbbf24);
  border-radius: 14px;
  box-shadow: 0 10px 24px rgba(251, 191, 36, 0.18);
}

.feature-card h3,
.material-card h3,
.case-card h3,
.category-card h3 {
  margin: 20px 0 10px;
  font-size: 1.12rem;
  line-height: 1.35;
  font-weight: 800;
}

.feature-card p,
.material-card p,
.case-card p,
.category-card p {
  margin: 0;
  color: var(--muted-2);
  font-size: 0.87rem;
  line-height: 1.65;
}

.data-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(300px, 0.7fr);
  gap: 24px;
  align-items: start;
}

.data-panel {
  padding: 25px;
  background: rgba(23, 1, 1, 0.65);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.table-wrap {
  width: 100%;
  overflow-x: auto;
}

.forecast-table {
  width: 100%;
  min-width: 690px;
  border-collapse: collapse;
}

.forecast-table th,
.forecast-table td {
  padding: 15px 13px;
  text-align: left;
  border-bottom: 1px solid rgba(251, 191, 36, 0.12);
  font-size: 0.81rem;
}

.forecast-table th {
  color: var(--gold-soft);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: rgba(251, 191, 36, 0.05);
}

.forecast-table tbody tr {
  transition: background 0.2s ease;
}

.forecast-table tbody tr:hover {
  background: rgba(251, 191, 36, 0.045);
}

.forecast-table td:first-child {
  color: var(--cream);
  font-weight: 700;
}

.trend-up {
  color: #fda4af;
  font-weight: 700;
}

.trend-down {
  color: #67e8f9;
  font-weight: 700;
}

.data-side {
  display: grid;
  gap: 16px;
}

.side-panel {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(90, 17, 17, 0.72), rgba(43, 4, 4, 0.88));
}

.side-panel h3 {
  margin: 0 0 14px;
  font-size: 1rem;
}

.check-list {
  display: grid;
  gap: 11px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  display: flex;
  gap: 10px;
  color: var(--muted-2);
  font-size: 0.81rem;
  line-height: 1.55;
}

.check-list i {
  margin-top: 5px;
  color: var(--gold);
}

.material-layout {
  display: grid;
  grid-template-columns: minmax(330px, 0.68fr) minmax(0, 1.12fr);
  gap: 24px;
}

.material-visual {
  position: relative;
  min-height: 480px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.material-visual img {
  width: 100%;
  height: 100%;
  min-height: 480px;
  object-fit: cover;
}

.material-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(23, 1, 1, 0.05), rgba(23, 1, 1, 0.88));
}

.material-caption {
  position: absolute;
  right: 22px;
  bottom: 22px;
  left: 22px;
  z-index: 2;
  padding: 18px;
  background: rgba(43, 4, 4, 0.82);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  backdrop-filter: blur(12px);
}

.material-caption strong {
  display: block;
  color: var(--gold-soft);
}

.material-caption span {
  display: block;
  margin-top: 6px;
  color: var(--muted-2);
  font-size: 0.77rem;
}

.material-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.material-card {
  padding: 23px;
  background: rgba(59, 8, 8, 0.62);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.22s ease, background 0.22s ease, border-color 0.22s ease;
}

.material-card:hover {
  transform: translateY(-4px);
  background: rgba(90, 17, 17, 0.72);
  border-color: var(--line-strong);
}

.material-card .mini-label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--gold);
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
}

.settlement-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.84fr) minmax(360px, 1fr);
  gap: 26px;
  align-items: start;
}

.settlement-steps {
  display: grid;
  gap: 13px;
}

.step-item {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 15px;
  padding: 18px;
  background: rgba(23, 1, 1, 0.56);
  border-left: 3px solid var(--gold);
  border-radius: 0 14px 14px 0;
}

.step-number {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  color: #2b0404;
  background: linear-gradient(145deg, #fff1b8, #fbbf24);
  border-radius: 50%;
  font-weight: 800;
}

.step-item h3 {
  margin: 0 0 6px;
  font-size: 0.98rem;
}

.step-item p {
  margin: 0;
  color: var(--muted-2);
  font-size: 0.81rem;
  line-height: 1.6;
}

.settlement-panel {
  padding: 28px;
  background:
    linear-gradient(145deg, rgba(90, 17, 17, 0.74), rgba(23, 1, 1, 0.9));
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.settlement-panel h3 {
  margin: 0 0 14px;
  font-size: 1.24rem;
  line-height: 1.38;
}

.settlement-panel > p {
  margin: 0 0 20px;
  color: var(--muted-2);
  font-size: 0.9rem;
}

.payment-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.payment-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  color: var(--cream);
  background: rgba(255, 251, 235, 0.055);
  border: 1px solid rgba(251, 191, 36, 0.2);
  border-radius: 10px;
  font-size: 0.76rem;
  font-weight: 700;
}

.payment-badge i {
  color: var(--gold);
}

.settlement-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.fact-box {
  padding: 16px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(251, 191, 36, 0.13);
  border-radius: 12px;
}

.fact-box strong {
  display: block;
  color: var(--gold-soft);
  font-size: 1.18rem;
}

.fact-box span {
  display: block;
  margin-top: 5px;
  color: var(--muted-2);
  font-size: 0.72rem;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  margin-top: 34px;
  border-top: 1px solid var(--line);
}

.timeline-item {
  position: relative;
  padding: 28px 20px 0;
  border-right: 1px solid rgba(251, 191, 36, 0.11);
}

.timeline-item:last-child {
  border-right: 0;
}

.timeline-item::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 20px;
  width: 11px;
  height: 11px;
  background: var(--gold);
  border: 3px solid var(--bg);
  border-radius: 50%;
}

.timeline-item strong {
  display: block;
  color: var(--gold-soft);
  font-size: 0.86rem;
}

.timeline-item p {
  margin: 8px 0 0;
  color: var(--muted-2);
  font-size: 0.77rem;
  line-height: 1.58;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.case-card {
  overflow: hidden;
  background: rgba(59, 8, 8, 0.65);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.case-card:hover {
  transform: translateY(-5px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-gold);
}

.case-card img {
  width: 100%;
  height: 190px;
  object-fit: cover;
  border-bottom: 1px solid var(--line);
}

.case-body {
  padding: 22px;
}

.case-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 9px;
  color: var(--gold-soft);
  background: rgba(251, 191, 36, 0.08);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.65rem;
  font-weight: 800;
  text-transform: uppercase;
}

.case-result {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 18px;
}

.case-result div {
  padding: 12px;
  background: rgba(23, 1, 1, 0.55);
  border: 1px solid rgba(251, 191, 36, 0.11);
  border-radius: 10px;
}

.case-result strong {
  display: block;
  color: var(--gold);
  font-size: 1rem;
}

.case-result span {
  display: block;
  margin-top: 4px;
  color: var(--muted-2);
  font-size: 0.66rem;
}

.evidence-wall {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 26px;
  align-items: stretch;
}

.evidence-copy {
  padding: 30px;
  background: linear-gradient(145deg, rgba(90, 17, 17, 0.78), rgba(43, 4, 4, 0.9));
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.evidence-copy h3 {
  margin: 0 0 14px;
  font-size: 1.55rem;
  line-height: 1.3;
}

.evidence-copy p {
  margin: 0;
  color: var(--muted-2);
  font-size: 0.9rem;
}

.evidence-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.evidence-item {
  padding: 22px;
  background: rgba(23, 1, 1, 0.6);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.evidence-item i {
  color: var(--gold);
  font-size: 1.15rem;
}

.evidence-item strong {
  display: block;
  margin-top: 12px;
  font-size: 0.88rem;
}

.evidence-item span {
  display: block;
  margin-top: 7px;
  color: var(--muted-2);
  font-size: 0.75rem;
  line-height: 1.55;
}

.news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(300px, 0.65fr);
  gap: 24px;
  align-items: start;
}

.news-main {
  display: grid;
  gap: 15px;
}

.news-card {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  min-height: 180px;
  overflow: hidden;
  background: rgba(59, 8, 8, 0.62);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.22s ease, border-color 0.22s ease, background 0.22s ease;
}

.news-card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  background: rgba(90, 17, 17, 0.7);
}

.news-card:first-child {
  grid-template-columns: 1fr 1fr;
  min-height: 330px;
}

.news-card img {
  width: 100%;
  height: 100%;
  min-height: 180px;
  object-fit: cover;
}

.news-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 22px;
}

.news-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  color: var(--gold-soft);
  font-size: 0.68rem;
  font-weight: 700;
}

.news-content h3 {
  margin: 12px 0 8px;
  font-size: 1.08rem;
  line-height: 1.42;
  font-weight: 800;
}

.news-content p {
  display: -webkit-box;
  margin: 0;
  overflow: hidden;
  color: var(--muted-2);
  font-size: 0.79rem;
  line-height: 1.6;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.news-side {
  padding: 22px;
  background: rgba(23, 1, 1, 0.6);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.news-side h3 {
  margin: 0 0 16px;
  font-size: 1rem;
}

.news-side-list {
  display: grid;
  gap: 13px;
}

.news-side-item {
  padding-bottom: 13px;
  border-bottom: 1px solid rgba(251, 191, 36, 0.12);
}

.news-side-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.news-side-item a {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.48;
  transition: color 0.2s ease;
}

.news-side-item a:hover {
  color: var(--gold);
}

.news-side-item span {
  display: block;
  margin-top: 5px;
  color: var(--muted-2);
  font-size: 0.66rem;
}

.empty-news {
  margin: 0;
  padding: 28px;
  color: #ffe4e6;
  background: rgba(220, 38, 38, 0.1);
  border: 1px solid rgba(251, 113, 133, 0.22);
  border-radius: var(--radius);
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.category-card {
  position: relative;
  min-height: 270px;
  padding: 26px;
  overflow: hidden;
  background:
    linear-gradient(145deg, rgba(90, 17, 17, 0.72), rgba(23, 1, 1, 0.9));
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: transform 0.24s ease, border-color 0.24s ease, box-shadow 0.24s ease;
}

.category-card::after {
  content: "";
  position: absolute;
  right: -48px;
  bottom: -58px;
  width: 170px;
  height: 170px;
  border: 1px solid rgba(251, 191, 36, 0.15);
  border-radius: 50%;
  box-shadow: 0 0 0 34px rgba(251, 191, 36, 0.025);
}

.category-card:hover {
  transform: translateY(-6px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-gold);
}

.category-card .category-icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  color: #2b0404;
  background: linear-gradient(145deg, #fff1b8, #fbbf24);
  border-radius: 14px;
}

.category-card a {
  position: absolute;
  right: 24px;
  bottom: 24px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--gold-soft);
  font-size: 0.8rem;
  font-weight: 800;
}

.category-card a:hover {
  color: var(--cream);
}

.faq-list {
  display: grid;
  gap: 12px;
  max-width: 960px;
  margin: 0 auto;
}

.faq-item {
  background: rgba(23, 1, 1, 0.64);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.faq-item[open] {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-gold);
}

.faq-item summary {
  position: relative;
  padding: 20px 58px 20px 22px;
  color: var(--cream);
  cursor: pointer;
  font-size: 0.93rem;
  font-weight: 800;
  list-style: none;
}

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

.faq-item summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 20px;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  color: #2b0404;
  background: var(--gold);
  border-radius: 50%;
  font-size: 1rem;
  transform: translateY(-50%);
  transition: transform 0.2s ease;
}

.faq-item[open] summary::after {
  content: "−";
  transform: translateY(-50%) rotate(180deg);
}

.faq-answer {
  padding: 0 22px 22px;
  color: var(--muted-2);
  font-size: 0.85rem;
  line-height: 1.68;
}

.join-section {
  padding-top: 36px;
}

.join-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 0.72fr);
  gap: 30px;
  padding: 36px;
  background:
    linear-gradient(110deg, rgba(90, 17, 17, 0.94), rgba(43, 4, 4, 0.94)),
    url("/assets/images/762190dde18dae2a.jpg") center/cover;
  border: 1px solid var(--line-strong);
  border-radius: 28px;
  box-shadow: var(--shadow), var(--shadow-gold);
}

.join-copy h2 {
  margin: 14px 0 14px;
  font-size: clamp(1.8rem, 3.2vw, 3rem);
  line-height: 1.16;
  font-weight: 800;
}

.join-copy p {
  max-width: 610px;
  margin: 0;
  color: var(--muted-2);
  font-size: 0.91rem;
}

.join-points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.join-point {
  padding: 14px;
  background: rgba(0, 0, 0, 0.18);
  border: 1px solid rgba(251, 191, 36, 0.14);
  border-radius: 12px;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 600;
}

.join-point i {
  margin-right: 7px;
  color: var(--gold);
}

.lead-form {
  padding: 24px;
  background: rgba(23, 1, 1, 0.76);
  border: 1px solid var(--line);
  border-radius: 20px;
}

.lead-form h3 {
  margin: 0 0 6px;
  font-size: 1.16rem;
}

.lead-form > p {
  margin: 0 0 18px;
  color: var(--muted-2);
  font-size: 0.76rem;
}

.form-group {
  display: grid;
  gap: 7px;
  margin-bottom: 13px;
}

.form-group label {
  color: var(--gold-soft);
  font-size: 0.72rem;
  font-weight: 700;
}

.form-group input,
.form-group select {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  color: var(--cream);
  background: rgba(255, 251, 235, 0.06);
  border: 1px solid rgba(251, 191, 36, 0.2);
  border-radius: 10px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.form-group select option {
  color: #2b0404;
  background: #fffbeb;
}

.form-group input::placeholder {
  color: rgba(231, 229, 228, 0.48);
}

.form-group input:focus,
.form-group select:focus {
  background: rgba(255, 251, 235, 0.09);
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.12);
}

.lead-form .btn-primary {
  width: 100%;
  margin-top: 3px;
}

.form-status {
  min-height: 22px;
  margin: 12px 0 0;
  color: var(--gold-soft);
  font-size: 0.74rem;
}

.site-footer {
  margin-top: 50px;
  padding: 64px 0 28px;
  background:
    linear-gradient(180deg, rgba(43, 4, 4, 0.72), rgba(12, 0, 0, 0.98)),
    url("/assets/images/57312a50a8d62f58.jpg") center/cover;
  border-top: 1px solid var(--line);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) repeat(2, minmax(180px, 0.55fr)) minmax(250px, 0.7fr);
  gap: 32px;
}

.footer-brand h3 {
  margin: 0 0 12px;
  font-size: 1rem;
  line-height: 1.4;
}

.footer-brand p,
.footer-col p,
.footer-col a,
.footer-contact a {
  color: var(--muted-2);
  font-size: 0.77rem;
  line-height: 1.65;
}

.footer-brand p {
  max-width: 440px;
  margin: 0;
}

.footer-col h4,
.footer-contact h4 {
  margin: 0 0 13px;
  color: var(--gold-soft);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.footer-links {
  display: grid;
  gap: 9px;
}

.footer-links a {
  transition: color 0.2s ease, transform 0.2s ease;
}

.footer-links a:hover,
.footer-contact a:hover {
  color: var(--gold);
}

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

.footer-contact {
  padding-left: 20px;
  border-left: 1px solid var(--line);
}

.footer-contact a {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  margin-bottom: 10px;
}

.footer-contact i {
  margin-top: 5px;
  color: var(--gold);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 40px;
  padding-top: 22px;
  color: rgba(231, 229, 228, 0.62);
  border-top: 1px solid var(--line);
  font-size: 0.7rem;
}

.footer-bottom a {
  color: var(--gold-soft);
}

.float-fab {
  position: fixed;
  left: 1rem;
  bottom: 6rem;
  z-index: 70;
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  color: #2b0404;
  background:
    radial-gradient(circle at 34% 28%, #fff7d1 0 12%, transparent 13%),
    linear-gradient(145deg, #fff1b8, #fbbf24 47%, #b45309);
  border: 2px solid #f59e0b;
  border-radius: 50%;
  box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35), inset 0 -4px 8px rgba(120, 53, 15, 0.35);
  opacity: 0.84;
  transition: transform 0.25s ease, opacity 0.25s ease, box-shadow 0.25s ease;
  animation: floatCoin 2.6s ease-in-out infinite;
}

.float-fab::before {
  content: "";
  position: absolute;
  inset: 5px;
  border: 1px dashed rgba(120, 53, 15, 0.5);
  border-radius: 50%;
}

.float-fab:hover,
.float-fab:focus-visible {
  opacity: 1;
  transform: scale(1.1);
  box-shadow: 0 9px 34px rgba(245, 158, 11, 0.5), inset 0 -4px 8px rgba(120, 53, 15, 0.35);
}

.float-fab:hover i,
.float-fab:focus-visible i {
  transform: rotate(360deg);
}

.float-fab:active {
  transform: translateY(4px) scale(0.95);
}

.float-fab i {
  position: relative;
  z-index: 2;
  font-size: 1.18rem;
  transition: transform 0.6s ease;
}

.fab-badge {
  position: absolute;
  top: -1px;
  right: -1px;
  width: 14px;
  height: 14px;
  background: #dc2626;
  border: 2px solid #fff7d1;
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.18);
}

@keyframes floatCoin {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-5px);
  }
}

@media (max-width: 1120px) {
  .nav-shell {
    grid-template-columns: auto minmax(0, 1fr);
    grid-template-areas:
      "brand actions"
      "nav nav";
    gap: 10px 18px;
    padding: 12px 0 10px;
  }

  .brand {
    grid-area: brand;
  }

  .main-nav {
    grid-area: nav;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
  }

  .main-nav::-webkit-scrollbar {
    display: none;
  }

  .header-actions {
    grid-area: actions;
    justify-self: end;
  }

  .hero {
    padding-top: 174px;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(340px, 0.72fr);
    gap: 30px;
  }

  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-contact {
    padding-left: 0;
    border-left: 0;
  }
}

@media (max-width: 900px) {
  .hero {
    min-height: auto;
    padding-bottom: 92px;
  }

  .hero-grid,
  .data-layout,
  .material-layout,
  .settlement-grid,
  .evidence-wall,
  .news-layout,
  .join-panel {
    grid-template-columns: 1fr;
  }

  .live-board {
    max-width: 700px;
  }

  .metrics-strip {
    margin-top: -28px;
  }

  .metrics-shell {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .metric:nth-child(2) {
    border-right: 0;
  }

  .metric:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .section-head {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .feature-grid,
  .case-grid,
  .category-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .material-visual,
  .material-visual img {
    min-height: 390px;
  }

  .timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 0;
  }

  .timeline-item:nth-child(2) {
    border-right: 0;
  }

  .news-side {
    max-width: none;
  }
}

@media (max-width: 680px) {
  .container {
    width: min(100% - 24px, var(--container));
  }

  .brand-mark {
    width: 38px;
    height: 38px;
  }

  .brand-text strong {
    max-width: 180px;
    font-size: 0.83rem;
  }

  .brand-text small {
    font-size: 0.59rem;
  }

  .header-actions {
    gap: 6px;
  }

  .btn-login,
  .btn-signup {
    min-height: 40px;
    padding: 0 12px;
    font-size: 0.72rem;
  }

  .btn-login i,
  .btn-signup i {
    display: none;
  }

  .nav-link {
    min-height: 38px;
    padding: 0 11px;
    font-size: 0.75rem;
  }

  .hero {
    padding-top: 164px;
    padding-bottom: 76px;
  }

  .hero h1 {
    font-size: clamp(2rem, 10vw, 3.1rem);
  }

  .hero-lead {
    font-size: 0.91rem;
  }

  .hero-actions {
    display: grid;
  }

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

  .live-board {
    padding: 17px;
    border-radius: 18px;
  }

  .board-score {
    grid-template-columns: 1fr;
  }

  .board-row {
    grid-template-columns: 1fr 1fr;
  }

  .board-row .progress-mini {
    width: 100%;
  }

  .metrics-shell,
  .feature-grid,
  .material-grid,
  .case-grid,
  .evidence-list,
  .category-grid,
  .settlement-facts,
  .join-points,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .metric {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .metric:last-child {
    border-bottom: 0;
  }

  .section {
    padding: 72px 0;
  }

  .section-head h2 {
    font-size: 1.75rem;
  }

  .data-panel,
  .settlement-panel,
  .evidence-copy,
  .join-panel {
    padding: 20px;
  }

  .material-visual,
  .material-visual img {
    min-height: 320px;
  }

  .step-item {
    grid-template-columns: 42px minmax(0, 1fr);
  }

  .step-number {
    width: 40px;
    height: 40px;
  }

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

  .timeline-item {
    border-right: 0;
    border-bottom: 1px solid rgba(251, 191, 36, 0.11);
    padding-bottom: 18px;
  }

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

  .news-card,
  .news-card:first-child {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .news-card img {
    height: 210px;
    min-height: 210px;
  }

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

  .float-fab {
    left: 14px;
    bottom: 112px;
  }
}

@media (max-width: 420px) {
  .brand-text small {
    display: none;
  }

  .brand-text strong {
    max-width: 132px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .btn-login,
  .btn-signup {
    padding: 0 9px;
    font-size: 0.68rem;
  }

  .hero {
    padding-top: 156px;
  }

  .eyebrow,
  .section-kicker {
    font-size: 0.64rem;
  }

  .board-row {
    grid-template-columns: 1fr;
  }

  .case-result {
    grid-template-columns: 1fr;
  }
}

/* roulang page: article */
:root {
  --bg: #2b0404;
  --bg-deep: #170101;
  --bg-soft: #450a0a;
  --panel: rgba(69, 10, 10, 0.78);
  --panel-solid: #3b0808;
  --panel-light: #5a1111;
  --gold: #fbbf24;
  --gold-soft: #fde68a;
  --orange: #f97316;
  --red: #dc2626;
  --cream: #fffbeb;
  --muted: #e7e5e4;
  --muted-2: #d6b98c;
  --line: rgba(251, 191, 36, 0.24);
  --line-strong: rgba(251, 191, 36, 0.48);
  --success: #34d399;
  --warning: #facc15;
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.32);
  --shadow-gold: 0 12px 38px rgba(251, 191, 36, 0.15);
  --container: 1220px;
  --header-height: 126px;
}
* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}
body {
  margin: 0;
  min-width: 320px;
  font-family: "Be Vietnam Pro", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--cream);
  line-height: 1.62;
  background:
    radial-gradient(circle at 12% 4%, rgba(249, 115, 22, 0.14), transparent 28rem),
    radial-gradient(circle at 90% 14%, rgba(251, 191, 36, 0.1), transparent 32rem),
    linear-gradient(180deg, #2b0404 0%, #170101 55%, #260303 100%);
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(251, 191, 36, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(251, 191, 36, 0.08) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
  z-index: -1;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
.container {
  width: min(100% - 32px, var(--container));
  margin-inline: auto;
}
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 80;
  border-bottom: 1px solid var(--line);
  background: rgba(43, 4, 4, 0.93);
  backdrop-filter: blur(18px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
}
.nav-shell {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  min-height: 76px;
}
.brand { display: inline-flex; align-items: center; gap: 11px; min-width: max-content; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: #3a0902;
  background: linear-gradient(145deg, #fff1b8, #fbbf24 48%, #b45309);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 50%;
  box-shadow: 0 8px 22px rgba(251, 191, 36, 0.25), inset 0 -3px 6px rgba(120, 53, 15, 0.32);
}
.brand-text { display: grid; line-height: 1.15; }
.brand-text strong { font-size: 0.98rem; font-weight: 800; color: var(--cream); }
.brand-text small { margin-top: 4px; font-size: 0.68rem; color: var(--gold-soft); font-weight: 600; }
.main-nav { display: flex; align-items: center; justify-content: center; gap: 8px; min-width: 0; }
.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 13px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: 999px;
  white-space: nowrap;
  transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}
.nav-link::after {
  content: "";
  position: absolute;
  right: 18px;
  bottom: 4px;
  left: 18px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  transform: scaleX(0);
  transition: transform 0.2s ease;
}
.nav-link:hover, .nav-link:focus-visible {
  color: var(--gold-soft);
  background: rgba(251, 191, 36, 0.08);
  transform: translateY(-1px);
}
.nav-link.active {
  color: #2b0404;
  background: linear-gradient(135deg, var(--gold-soft), var(--gold));
  box-shadow: 0 8px 20px rgba(251, 191, 36, 0.18);
}
.nav-link.active::after { display: none; }
.header-actions { display: flex; align-items: center; gap: 9px; min-width: max-content; }
.btn-login, .btn-signup, .btn-primary, .btn-secondary, .btn-soft {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.88rem;
  line-height: 1;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.btn-login { color: var(--gold-soft); background: transparent; border-color: var(--line-strong); }
.btn-login:hover, .btn-login:focus-visible {
  color: var(--cream); background: rgba(251, 191, 36, 0.12); transform: translateY(-1px);
}
.btn-signup, .btn-primary {
  color: #2b0404;
  background: linear-gradient(135deg, #fff1b8 0%, #fbbf24 50%, #f97316 115%);
  border-color: rgba(255, 255, 255, 0.28);
  box-shadow: 0 10px 26px rgba(249, 115, 22, 0.25);
}
.btn-signup:hover, .btn-primary:hover, .btn-signup:focus-visible, .btn-primary:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(249, 115, 22, 0.38);
}
.btn-signup:active, .btn-primary:active, .btn-secondary:active, .btn-soft:active { transform: translateY(1px) scale(0.98); }
.btn-secondary {
  color: var(--cream); background: rgba(255, 251, 235, 0.06); border-color: rgba(255, 251, 235, 0.18);
}
.btn-secondary:hover, .btn-secondary:focus-visible {
  color: var(--gold-soft); background: rgba(251, 191, 36, 0.1); border-color: var(--line-strong); transform: translateY(-2px);
}
.btn-soft { color: var(--gold-soft); background: rgba(251, 191, 36, 0.09); border-color: var(--line); }
.btn-soft:hover, .btn-soft:focus-visible { color: #2b0404; background: var(--gold); transform: translateY(-2px); }

/* ===== Article page styles ===== */
.article-hero {
  position: relative;
  padding: 158px 0 56px;
  background-image:
    linear-gradient(90deg, rgba(27, 2, 2, 0.97) 0%, rgba(43, 4, 4, 0.9) 55%, rgba(43, 4, 4, 0.62) 100%),
    linear-gradient(180deg, rgba(23, 1, 1, 0.25), rgba(23, 1, 1, 0.96)),
    url("/assets/images/762190dde18dae2a.jpg");
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid var(--line);
}
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  font-size: 0.78rem;
  color: var(--muted-2);
}
.breadcrumb a { color: var(--gold-soft); transition: color 0.2s ease; }
.breadcrumb a:hover { color: var(--cream); }
.breadcrumb i { font-size: 0.6rem; opacity: 0.7; }
.article-meta-row { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 18px; }
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 13px;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--gold-soft);
  background: rgba(251, 191, 36, 0.12);
  border: 1px solid var(--line);
  border-radius: 999px;
}
.badge.solid { color: #2b0404; background: linear-gradient(135deg, var(--gold-soft), var(--gold)); border-color: transparent; }
.badge.outline { color: var(--muted); background: rgba(255, 251, 235, 0.04); border-color: rgba(255, 251, 235, 0.16); }
.article-hero h1 {
  max-width: 960px;
  margin: 0 0 18px;
  font-size: clamp(1.9rem, 3.7vw, 3.15rem);
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--cream);
}
.article-hero h1 span {
  background: linear-gradient(135deg, #fff1b8, #fbbf24 55%, #f97316);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.article-lead {
  max-width: 820px;
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.7;
  color: var(--muted);
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 34px;
  max-width: 900px;
}
.stat-box {
  padding: 16px 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
}
.stat-box strong {
  display: block;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--gold-soft);
  line-height: 1.25;
}
.stat-box span { display: block; margin-top: 4px; font-size: 0.76rem; color: var(--muted-2); }

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 40px;
  padding: 56px 0 40px;
  align-items: start;
}
.article-main { min-width: 0; }
.article-body {
  font-size: 1rem;
  line-height: 1.72;
  color: var(--muted);
}
.article-body h2 {
  margin: 42px 0 16px;
  font-size: clamp(1.35rem, 2.2vw, 1.75rem);
  font-weight: 800;
  color: var(--cream);
  line-height: 1.28;
  padding-left: 15px;
  border-left: 4px solid var(--gold);
}
.article-body h3 {
  margin: 30px 0 12px;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gold-soft);
}
.article-body p { margin: 0 0 18px; }
.article-body strong { color: var(--cream); font-weight: 700; }
.article-body ul, .article-body ol { margin: 0 0 20px; padding-left: 22px; }
.article-body li { margin-bottom: 9px; }
.article-body li::marker { color: var(--gold); }
.article-body a { color: var(--gold-soft); border-bottom: 1px dashed var(--line-strong); }
.article-body a:hover { color: var(--cream); }
.article-body img { margin: 22px 0; border-radius: var(--radius); border: 1px solid var(--line); }
.article-body blockquote {
  margin: 24px 0;
  padding: 18px 22px;
  background: rgba(251, 191, 36, 0.07);
  border-left: 4px solid var(--gold);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--gold-soft);
  font-style: italic;
}
.article-body table { width: 100%; border-collapse: collapse; margin: 22px 0; font-size: 0.9rem; }
.article-body th, .article-body td { padding: 11px 14px; border: 1px solid var(--line); text-align: left; }
.article-body th { background: rgba(251, 191, 36, 0.1); color: var(--gold-soft); font-weight: 700; }

.section-block { margin: 52px 0; }
.section-head { margin-bottom: 24px; }
.section-head h2 {
  margin: 0 0 8px;
  font-size: clamp(1.3rem, 2.1vw, 1.7rem);
  font-weight: 800;
  color: var(--cream);
  line-height: 1.28;
}
.section-head p { margin: 0; color: var(--muted-2); font-size: 0.92rem; max-width: 720px; }

.info-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.info-card {
  padding: 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}
.info-card:hover { transform: translateY(-4px); border-color: var(--line-strong); box-shadow: var(--shadow-gold); }
.info-card i {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 14px;
  font-size: 1.05rem;
  color: #2b0404;
  background: linear-gradient(135deg, var(--gold-soft), var(--gold));
  border-radius: 12px;
}
.info-card h3 { margin: 0 0 8px; font-size: 1.04rem; font-weight: 700; color: var(--cream); }
.info-card p { margin: 0; font-size: 0.88rem; color: var(--muted); line-height: 1.65; }

.timeline { position: relative; padding-left: 30px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 9px; top: 6px; bottom: 6px;
  width: 2px;
  background: linear-gradient(180deg, var(--gold), transparent);
}
.timeline-item { position: relative; padding-bottom: 26px; }
.timeline-item::before {
  content: "";
  position: absolute;
  left: -30px; top: 4px;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--bg-deep);
  border: 2px solid var(--gold);
  box-shadow: 0 0 0 4px rgba(251, 191, 36, 0.12);
}
.timeline-item h4 { margin: 0 0 6px; font-size: 1rem; font-weight: 700; color: var(--gold-soft); }
.timeline-item p { margin: 0; font-size: 0.88rem; color: var(--muted); }

.compare-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}
.compare-table { width: 100%; border-collapse: collapse; min-width: 560px; font-size: 0.88rem; }
.compare-table th, .compare-table td { padding: 14px 16px; text-align: left; border-bottom: 1px solid var(--line); }
.compare-table th { background: rgba(251, 191, 36, 0.1); color: var(--gold-soft); font-weight: 700; font-size: 0.82rem; }
.compare-table tr:last-child td { border-bottom: none; }
.compare-table td:first-child { color: var(--cream); font-weight: 600; }
.compare-table tbody tr:hover { background: rgba(251, 191, 36, 0.05); }

.faq-list { display: grid; gap: 12px; }
.faq-item {
  padding: 18px 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.2s ease;
}
.faq-item:hover { border-color: var(--line-strong); }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  font-weight: 700;
  font-size: 0.96rem;
  color: var(--cream);
  cursor: pointer;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i { color: var(--gold); transition: transform 0.2s ease; }
.faq-item[open] summary i { transform: rotate(180deg); }
.faq-item p { margin: 12px 0 0; font-size: 0.88rem; color: var(--muted); }

.cta-strip {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 26px;
  padding: 32px 34px;
  background:
    radial-gradient(circle at 88% 20%, rgba(251, 191, 36, 0.18), transparent 22rem),
    linear-gradient(135deg, var(--panel-light), var(--panel-solid));
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.cta-strip h3 { margin: 0 0 8px; font-size: 1.3rem; font-weight: 800; color: var(--cream); }
.cta-strip p { margin: 0; font-size: 0.9rem; color: var(--muted); }
.cta-actions { display: flex; flex-wrap: wrap; gap: 10px; }

.sidebar { position: sticky; top: 104px; display: grid; gap: 20px; }
.side-card {
  padding: 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.side-card h4 {
  margin: 0 0 14px;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--gold-soft);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}
.side-links { display: grid; gap: 4px; }
.side-links a {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 10px;
  font-size: 0.85rem;
  color: var(--muted);
  border-radius: var(--radius-sm);
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}
.side-links a i { color: var(--gold); font-size: 0.72rem; }
.side-links a:hover { background: rgba(251, 191, 36, 0.08); color: var(--cream); transform: translateX(3px); }
.side-note { font-size: 0.82rem; color: var(--muted-2); line-height: 1.62; margin: 0; }
.side-cover { border-radius: var(--radius); border: 1px solid var(--line); overflow: hidden; }
.side-cover img { width: 100%; height: 168px; object-fit: cover; }

.not-found {
  padding: 40px 30px;
  text-align: center;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}
.not-found h2 { margin: 0 0 10px; font-size: 1.4rem; color: var(--cream); }
.not-found p { margin: 0 0 20px; color: var(--muted); }

.site-footer {
  margin-top: 60px;
  padding: 56px 0 26px;
  background: linear-gradient(180deg, rgba(23, 1, 1, 0.6), rgba(23, 1, 1, 0.98));
  border-top: 1px solid var(--line);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.3fr;
  gap: 32px;
  padding-bottom: 34px;
  border-bottom: 1px solid var(--line);
}
.footer-brand h3 { margin: 0 0 12px; font-size: 1.02rem; font-weight: 800; color: var(--gold-soft); line-height: 1.4; }
.footer-brand p { margin: 0; font-size: 0.84rem; color: var(--muted-2); line-height: 1.68; }
.footer-col h4, .footer-contact h4 { margin: 0 0 14px; font-size: 0.9rem; font-weight: 700; color: var(--cream); }
.footer-links { display: grid; gap: 9px; }
.footer-links a { font-size: 0.84rem; color: var(--muted); transition: color 0.2s ease, transform 0.2s ease; }
.footer-links a:hover { color: var(--gold-soft); transform: translateX(3px); }
.footer-contact a {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  margin-bottom: 11px;
  font-size: 0.84rem;
  color: var(--muted);
  transition: color 0.2s ease;
}
.footer-contact a:hover { color: var(--gold-soft); }
.footer-contact a i { margin-top: 4px; color: var(--gold); font-size: 0.8rem; }
.footer-contact p { margin: 6px 0 0; font-size: 0.78rem; color: var(--muted-2); line-height: 1.6; }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 22px;
  font-size: 0.78rem;
  color: var(--muted-2);
}

.fab-support {
  position: fixed;
  left: 16px;
  bottom: 96px;
  z-index: 50;
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  color: #3a0902;
  background: linear-gradient(145deg, #fff1b8, #fbbf24 50%, #f97316);
  border: 2px solid var(--gold);
  border-radius: 50%;
  box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
  opacity: 0.86;
  transition: transform 0.25s ease, opacity 0.25s ease, box-shadow 0.25s ease;
  animation: fabFloat 3.2s ease-in-out infinite;
}
.fab-support:hover { opacity: 1; transform: scale(1.1); box-shadow: 0 10px 34px rgba(245, 158, 11, 0.5); }
.fab-support:active { transform: scale(0.95) translateY(3px); }
.fab-support i { font-size: 1.15rem; transition: transform 0.4s ease; }
.fab-support:hover i { transform: rotate(360deg); }
.fab-dot {
  position: absolute;
  top: 4px; right: 4px;
  width: 13px; height: 13px;
  background: #dc2626;
  border: 2px solid #fff;
  border-radius: 50%;
}
@keyframes fabFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}

@media (max-width: 1024px) {
  :root { --header-height: 120px; }
  .article-layout { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .sidebar { position: static; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
  .nav-shell { grid-template-columns: auto auto; grid-template-areas: "brand actions" "nav nav"; padding: 12px 0; gap: 12px; }
  .brand { grid-area: brand; }
  .header-actions { grid-area: actions; }
  .main-nav {
    grid-area: nav;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 6px;
    scrollbar-width: none;
  }
  .main-nav::-webkit-scrollbar { display: none; }
  .article-hero { padding-top: 150px; }
}
@media (max-width: 640px) {
  .container { width: min(100% - 24px, var(--container)); }
  .brand-text small { display: none; }
  .brand-text strong { font-size: 0.86rem; }
  .btn-login, .btn-signup { padding: 0 12px; min-height: 42px; font-size: 0.78rem; }
  .btn-login i, .btn-signup i { display: none; }
  .article-hero { padding: 140px 0 42px; }
  .hero-stats { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stat-box { padding: 13px 14px; }
  .stat-box strong { font-size: 1.12rem; }
  .info-grid { grid-template-columns: 1fr; }
  .sidebar { grid-template-columns: 1fr; }
  .cta-strip { grid-template-columns: 1fr; padding: 24px; }
  .cta-actions { width: 100%; }
  .cta-actions .btn-primary, .cta-actions .btn-secondary { flex: 1; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .fab-support { width: 52px; height: 52px; bottom: 84px; }
}

/* roulang page: category1 */
:root {
  --bg: #2b0404;
  --bg-deep: #170101;
  --bg-soft: #450a0a;
  --panel: rgba(69, 10, 10, 0.78);
  --panel-solid: #3b0808;
  --panel-light: #5a1111;
  --gold: #fbbf24;
  --gold-soft: #fde68a;
  --orange: #f97316;
  --red: #dc2626;
  --cream: #fffbeb;
  --muted: #e7e5e4;
  --muted-2: #d6b98c;
  --line: rgba(251, 191, 36, 0.24);
  --line-strong: rgba(251, 191, 36, 0.48);
  --success: #34d399;
  --warning: #facc15;
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.32);
  --shadow-gold: 0 12px 38px rgba(251, 191, 36, 0.15);
  --container: 1220px;
  --header-height: 126px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 138px; }
body {
  margin: 0;
  min-width: 320px;
  font-family: "Be Vietnam Pro", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--cream);
  line-height: 1.62;
  background:
    radial-gradient(circle at 12% 4%, rgba(249, 115, 22, 0.14), transparent 28rem),
    radial-gradient(circle at 90% 14%, rgba(251, 191, 36, 0.1), transparent 32rem),
    linear-gradient(180deg, #2b0404 0%, #170101 55%, #260303 100%);
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(251, 191, 36, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(251, 191, 36, 0.08) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
  z-index: -1;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
.container { width: min(100% - 32px, var(--container)); margin-inline: auto; }

/* Header / Nav */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 80;
  border-bottom: 1px solid var(--line);
  background: rgba(43, 4, 4, 0.93);
  backdrop-filter: blur(18px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
}
.nav-shell {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  min-height: 76px;
}
.brand { display: inline-flex; align-items: center; gap: 11px; min-width: max-content; }
.brand-mark {
  display: grid; place-items: center; width: 42px; height: 42px;
  color: #3a0902;
  background: linear-gradient(145deg, #fff1b8, #fbbf24 48%, #b45309);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 50%;
  box-shadow: 0 8px 22px rgba(251, 191, 36, 0.25), inset 0 -3px 6px rgba(120, 53, 15, 0.32);
}
.brand-text { display: grid; line-height: 1.15; }
.brand-text strong { font-size: 0.98rem; font-weight: 800; color: var(--cream); }
.brand-text small { margin-top: 4px; font-size: 0.68rem; color: var(--gold-soft); font-weight: 600; }
.main-nav { display: flex; align-items: center; justify-content: center; gap: 8px; min-width: 0; }
.nav-link {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 42px; padding: 0 13px;
  color: var(--muted); font-size: 0.82rem; font-weight: 600;
  border-radius: 999px; white-space: nowrap;
  transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}
.nav-link::after {
  content: ""; position: absolute; right: 18px; bottom: 4px; left: 18px;
  height: 2px; background: linear-gradient(90deg, transparent, var(--gold), transparent);
  transform: scaleX(0); transition: transform 0.2s ease;
}
.nav-link:hover, .nav-link:focus-visible {
  color: var(--gold-soft); background: rgba(251, 191, 36, 0.08); transform: translateY(-1px);
}
.nav-link.active {
  color: #2b0404; background: linear-gradient(135deg, var(--gold-soft), var(--gold));
  box-shadow: 0 8px 20px rgba(251, 191, 36, 0.18);
}
.nav-link.active::after { display: none; }
.header-actions { display: flex; align-items: center; gap: 9px; min-width: max-content; }
.btn-login, .btn-signup, .btn-primary, .btn-secondary, .btn-soft {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 46px; padding: 0 18px;
  border: 1px solid transparent; border-radius: 999px;
  font-weight: 700; font-size: 0.88rem; line-height: 1;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.btn-login { color: var(--gold-soft); background: transparent; border-color: var(--line-strong); }
.btn-login:hover, .btn-login:focus-visible { color: var(--cream); background: rgba(251, 191, 36, 0.12); transform: translateY(-1px); }
.btn-signup, .btn-primary {
  color: #2b0404;
  background: linear-gradient(135deg, #fff1b8 0%, #fbbf24 50%, #f97316 115%);
  border-color: rgba(255, 255, 255, 0.28);
  box-shadow: 0 10px 26px rgba(249, 115, 22, 0.25);
}
.btn-signup:hover, .btn-primary:hover, .btn-signup:focus-visible, .btn-primary:focus-visible {
  transform: translateY(-2px); box-shadow: 0 14px 34px rgba(249, 115, 22, 0.38);
}
.btn-signup:active, .btn-primary:active, .btn-secondary:active, .btn-soft:active { transform: translateY(1px) scale(0.98); }
.btn-secondary { color: var(--cream); background: rgba(255, 251, 235, 0.06); border-color: rgba(255, 251, 235, 0.18); }
.btn-secondary:hover, .btn-secondary:focus-visible { color: var(--gold-soft); background: rgba(251, 191, 36, 0.1); border-color: var(--line-strong); transform: translateY(-2px); }
.btn-soft { color: var(--gold-soft); background: rgba(251, 191, 36, 0.09); border-color: var(--line); }
.btn-soft:hover, .btn-soft:focus-visible { color: #2b0404; background: var(--gold); transform: translateY(-2px); }

/* Sections */
section { position: relative; }
.section-pad { padding: 78px 0; }
.section-head { max-width: 780px; margin-bottom: 40px; }
.section-head.left { margin-left: 0; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 14px; margin-bottom: 16px;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--gold-soft); background: rgba(251, 191, 36, 0.1);
  border: 1px solid var(--line); border-radius: 999px;
}
h1, h2, h3, h4 { margin: 0; font-weight: 800; line-height: 1.18; }
h1 { font-size: clamp(1.9rem, 4.4vw, 3.15rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.15rem); }
h3 { font-size: 1.12rem; }
p { margin: 0; }
.lead { font-size: 1.02rem; color: var(--muted); line-height: 1.68; }
.muted { color: var(--muted); }
.gold { color: var(--gold-soft); }

/* Hero */
.cat-hero {
  position: relative;
  padding: 158px 0 74px;
  background-image:
    linear-gradient(90deg, rgba(23, 1, 1, 0.97) 0%, rgba(43, 4, 4, 0.9) 50%, rgba(43, 4, 4, 0.62) 100%),
    linear-gradient(180deg, rgba(23, 1, 1, 0.35), rgba(23, 1, 1, 0.96)),
    url("/assets/images/762190dde18dae2a.jpg");
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.cat-hero::after {
  content: ""; position: absolute; left: -8%; bottom: -40%;
  width: 520px; height: 520px; border-radius: 50%;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.22), transparent 68%);
  pointer-events: none;
}
.hero-grid {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.85fr);
  gap: 44px; align-items: center;
}
.hero-copy .lead { max-width: 640px; margin-top: 18px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 26px; }
.tag {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 7px 13px; font-size: 0.76rem; font-weight: 600;
  color: var(--gold-soft); background: rgba(23, 1, 1, 0.55);
  border: 1px solid var(--line); border-radius: 999px;
}
.hero-panel {
  position: relative;
  padding: 26px;
  background: linear-gradient(160deg, rgba(90, 17, 17, 0.72), rgba(23, 1, 1, 0.88));
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.hero-panel h3 { font-size: 1rem; color: var(--gold-soft); }
.hero-panel .stat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 18px; }
.stat-cell {
  padding: 14px;
  background: rgba(23, 1, 1, 0.55);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}
.stat-cell strong { display: block; font-size: 1.35rem; color: var(--gold); }
.stat-cell span { font-size: 0.74rem; color: var(--muted); }
.hero-panel .bar-list { margin-top: 20px; display: grid; gap: 12px; }
.bar-row span { display: flex; justify-content: space-between; font-size: 0.78rem; color: var(--muted); margin-bottom: 6px; }
.bar-row span b { color: var(--gold-soft); }
.bar-track { height: 8px; border-radius: 999px; background: rgba(255, 251, 235, 0.08); overflow: hidden; }
.bar-fill { height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--gold), var(--orange)); }

/* Metric board */
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.metric-card {
  padding: 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.metric-card:hover { transform: translateY(-4px); border-color: var(--line-strong); box-shadow: var(--shadow-gold); }
.metric-card i { font-size: 1.2rem; color: var(--gold); }
.metric-card strong { display: block; margin-top: 12px; font-size: 1.65rem; color: var(--gold-soft); }
.metric-card span { display: block; margin-top: 6px; font-size: 0.82rem; color: var(--muted); }

/* Service matrix */
.matrix-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.matrix-card {
  display: flex; flex-direction: column;
  padding: 24px;
  background: linear-gradient(165deg, rgba(90, 17, 17, 0.55), rgba(23, 1, 1, 0.7));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.matrix-card:hover { transform: translateY(-4px); border-color: var(--line-strong); }
.matrix-icon {
  display: grid; place-items: center; width: 46px; height: 46px;
  color: #2b0404; border-radius: 12px;
  background: linear-gradient(140deg, var(--gold-soft), var(--gold));
}
.matrix-card h3 { margin-top: 16px; }
.matrix-card p { margin-top: 10px; font-size: 0.86rem; color: var(--muted); }
.matrix-card ul { margin: 14px 0 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.matrix-card ul li { display: flex; gap: 9px; font-size: 0.82rem; color: var(--muted); }
.matrix-card ul li i { color: var(--success); margin-top: 4px; font-size: 0.72rem; }

/* Compare */
.compare-wrap { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.compare-col { padding: 24px; border-radius: var(--radius); border: 1px solid var(--line); }
.compare-col.bad { background: rgba(23, 1, 1, 0.7); }
.compare-col.good { background: linear-gradient(165deg, rgba(52, 211, 153, 0.08), rgba(23, 1, 1, 0.82)); border-color: rgba(52, 211, 153, 0.32); }
.compare-col h3 { display: flex; align-items: center; gap: 10px; }
.compare-col h3 i { font-size: 0.95rem; }
.compare-col.bad h3 i { color: var(--red); }
.compare-col.good h3 i { color: var(--success); }
.compare-col ul { margin: 16px 0 0; padding: 0; list-style: none; display: grid; gap: 11px; }
.compare-col ul li { display: flex; gap: 10px; font-size: 0.85rem; color: var(--muted); }
.compare-col.bad ul li i { color: var(--red); margin-top: 4px; font-size: 0.72rem; }
.compare-col.good ul li i { color: var(--success); margin-top: 4px; font-size: 0.72rem; }

/* Timeline */
.timeline { display: grid; gap: 0; border-left: 2px solid var(--line-strong); margin-left: 8px; }
.timeline-item { position: relative; padding: 0 0 30px 30px; }
.timeline-item::before {
  content: ""; position: absolute; left: -9px; top: 4px;
  width: 16px; height: 16px; border-radius: 50%;
  background: linear-gradient(140deg, var(--gold-soft), var(--orange));
  box-shadow: 0 0 0 4px rgba(251, 191, 36, 0.15);
}
.timeline-item h3 { font-size: 1rem; color: var(--gold-soft); }
.timeline-item p { margin-top: 8px; font-size: 0.86rem; color: var(--muted); }

/* Info list */
.info-list { display: grid; gap: 14px; }
.info-item {
  padding: 20px 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.info-item:hover { border-color: var(--line-strong); transform: translateX(4px); }
.info-item h3 { font-size: 0.98rem; }
.info-item p { margin-top: 8px; font-size: 0.85rem; color: var(--muted); }
.info-item .badge {
  display: inline-block; margin-bottom: 10px;
  padding: 4px 10px; font-size: 0.68rem; font-weight: 700; letter-spacing: 0.04em;
  color: #2b0404; background: var(--gold); border-radius: 6px;
}

/* Category entry */
.cat-entry-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cat-entry {
  position: relative; display: block; overflow: hidden;
  padding: 26px; border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(90, 17, 17, 0.6), rgba(23, 1, 1, 0.82));
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.cat-entry:hover { transform: translateY(-5px); border-color: var(--line-strong); box-shadow: var(--shadow-gold); }
.cat-entry i.arrow { position: absolute; top: 24px; right: 24px; color: var(--gold); transition: transform 0.2s ease; }
.cat-entry:hover i.arrow { transform: translateX(4px); }
.cat-entry h3 { color: var(--gold-soft); font-size: 1.05rem; }
.cat-entry p { margin-top: 10px; font-size: 0.84rem; color: var(--muted); }

/* News list */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.news-card {
  display: flex; flex-direction: column; overflow: hidden;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.news-card:hover { transform: translateY(-5px); border-color: var(--line-strong); box-shadow: var(--shadow); }
.news-thumb { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
.news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.news-card:hover .news-thumb img { transform: scale(1.06); }
.news-body { display: flex; flex-direction: column; flex: 1; padding: 20px; }
.news-meta { display: flex; align-items: center; gap: 10px; font-size: 0.72rem; color: var(--muted-2); }
.news-meta .dot { width: 4px; height: 4px; border-radius: 50%; background: var(--gold); }
.news-body h3 { margin-top: 12px; font-size: 1rem; line-height: 1.4; }
.news-body p { margin-top: 10px; font-size: 0.84rem; color: var(--muted); }
.news-more { margin-top: 16px; font-size: 0.8rem; font-weight: 700; color: var(--gold-soft); display: inline-flex; align-items: center; gap: 7px; }
.empty-note { padding: 26px; text-align: center; color: var(--muted); border: 1px dashed var(--line); border-radius: var(--radius); }

/* Assurance */
.assure-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.assure-item { padding: 22px; text-align: left; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); }
.assure-item i { font-size: 1.3rem; color: var(--gold); }
.assure-item h3 { margin-top: 14px; font-size: 0.96rem; }
.assure-item p { margin-top: 8px; font-size: 0.8rem; color: var(--muted); }

/* Quick answers */
.quick-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.quick-card { padding: 22px; background: var(--panel-solid); border: 1px solid var(--line); border-radius: var(--radius); }
.quick-card strong { display: block; font-size: 1.05rem; color: var(--gold-soft); }
.quick-card p { margin-top: 10px; font-size: 0.84rem; color: var(--muted); }

/* FAQ */
.faq-list { display: grid; gap: 12px; max-width: 900px; }
.faq-item { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.faq-item summary {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 20px 22px; cursor: pointer; font-weight: 700; font-size: 0.94rem; color: var(--cream);
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i { color: var(--gold); transition: transform 0.2s ease; flex-shrink: 0; }
.faq-item[open] summary i { transform: rotate(45deg); }
.faq-item .faq-answer { padding: 0 22px 22px; font-size: 0.86rem; color: var(--muted); line-height: 1.65; }

/* CTA form */
.cta-band {
  position: relative; overflow: hidden;
  padding: 56px 0;
}
.cta-box {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
  gap: 40px; align-items: center;
  padding: 40px;
  background: linear-gradient(150deg, rgba(90, 17, 17, 0.85), rgba(23, 1, 1, 0.92));
  border: 1px solid var(--line-strong); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-gold);
}
.cta-box h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); }
.cta-box p { margin-top: 14px; font-size: 0.9rem; color: var(--muted); }
.cta-form { display: grid; gap: 12px; }
.cta-form label { font-size: 0.76rem; font-weight: 600; color: var(--gold-soft); }
.cta-form input, .cta-form select {
  width: 100%; padding: 13px 15px;
  color: var(--cream); background: rgba(23, 1, 1, 0.7);
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.cta-form input:focus, .cta-form select:focus {
  outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.18);
}
.cta-form button { margin-top: 6px; }

/* FAB */
.fab {
  position: fixed; left: 16px; bottom: 96px; z-index: 60;
  display: grid; place-items: center; width: 56px; height: 56px;
  color: #2b0404; border-radius: 50%; border: 2px solid var(--gold);
  background: linear-gradient(140deg, #fff1b8, #fbbf24 55%, #f97316);
  box-shadow: 0 10px 28px rgba(249, 115, 22, 0.4);
  animation: fabFloat 3.2s ease-in-out infinite;
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.fab:hover { transform: scale(1.1); }
.fab:active { transform: scale(0.94) translateY(3px); }
.fab::after {
  content: ""; position: absolute; top: 2px; right: 2px;
  width: 13px; height: 13px; border-radius: 50%;
  background: var(--red); border: 2px solid #fff;
}
@keyframes fabFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }

/* Footer */
.site-footer {
  margin-top: 30px; padding: 62px 0 30px;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(23, 1, 1, 0.4), rgba(10, 0, 0, 0.92));
}
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.3fr; gap: 34px; }
.footer-brand h3 { font-size: 1rem; color: var(--gold-soft); line-height: 1.4; }
.footer-brand p { margin-top: 14px; font-size: 0.83rem; color: var(--muted); line-height: 1.65; }
.footer-col h4, .footer-contact h4 { font-size: 0.88rem; color: var(--gold-soft); margin-bottom: 16px; }
.footer-links { display: grid; gap: 11px; }
.footer-links a { font-size: 0.83rem; color: var(--muted); transition: color 0.2s ease, transform 0.2s ease; }
.footer-links a:hover { color: var(--gold-soft); transform: translateX(3px); }
.footer-contact a { display: flex; gap: 10px; margin-bottom: 12px; font-size: 0.83rem; color: var(--muted); transition: color 0.2s ease; }
.footer-contact a:hover { color: var(--gold-soft); }
.footer-contact a i { color: var(--gold); margin-top: 4px; }
.footer-contact p { margin-top: 14px; font-size: 0.78rem; color: var(--muted-2); }
.footer-bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px;
  margin-top: 42px; padding-top: 22px;
  border-top: 1px solid var(--line);
  font-size: 0.76rem; color: var(--muted-2);
}

/* Responsive */
@media (max-width: 1024px) {
  .nav-shell { grid-template-columns: auto 1fr; gap: 14px; }
  .main-nav { grid-column: 1 / -1; justify-content: flex-start; overflow-x: auto; padding-bottom: 8px; scrollbar-width: none; }
  .main-nav::-webkit-scrollbar { display: none; }
  .header-actions { justify-content: flex-end; }
  .hero-grid, .cta-box { grid-template-columns: 1fr; }
  .metric-grid, .assure-grid { grid-template-columns: repeat(2, 1fr); }
  .matrix-grid, .cat-entry-grid, .news-grid, .quick-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  html { scroll-padding-top: 118px; }
  .cat-hero { padding: 138px 0 56px; }
  .section-pad { padding: 58px 0; }
  .brand-text small { display: none; }
  .metric-grid, .matrix-grid, .cat-entry-grid, .news-grid, .quick-grid, .compare-wrap, .assure-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
  .cta-box { padding: 28px; }
}
@media (max-width: 520px) {
  .container { width: min(100% - 22px, var(--container)); }
  .header-actions .btn-login { padding: 0 12px; font-size: 0.8rem; }
  .header-actions .btn-signup { padding: 0 13px; font-size: 0.8rem; }
  .btn-login, .btn-signup, .btn-primary, .btn-secondary, .btn-soft { min-height: 44px; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn-primary, .hero-cta .btn-secondary { width: 100%; }
  h1 { font-size: 1.75rem; }
  .fab { left: 12px; bottom: 84px; width: 52px; height: 52px; }
}

/* roulang page: category2 */
:root {
  --bg: #2b0404;
  --bg-deep: #170101;
  --bg-soft: #450a0a;
  --panel: rgba(69, 10, 10, 0.78);
  --panel-solid: #3b0808;
  --panel-light: #5a1111;
  --gold: #fbbf24;
  --gold-soft: #fde68a;
  --orange: #f97316;
  --red: #dc2626;
  --cream: #fffbeb;
  --muted: #e7e5e4;
  --muted-2: #d6b98c;
  --line: rgba(251, 191, 36, 0.24);
  --line-strong: rgba(251, 191, 36, 0.48);
  --success: #34d399;
  --warning: #facc15;
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.32);
  --shadow-gold: 0 12px 38px rgba(251, 191, 36, 0.15);
  --container: 1220px;
  --header-height: 126px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 138px; }
body {
  margin: 0;
  min-width: 320px;
  font-family: "Be Vietnam Pro", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--cream);
  line-height: 1.62;
  background:
    radial-gradient(circle at 12% 4%, rgba(249, 115, 22, 0.14), transparent 28rem),
    radial-gradient(circle at 90% 14%, rgba(251, 191, 36, 0.1), transparent 32rem),
    linear-gradient(180deg, #2b0404 0%, #170101 55%, #260303 100%);
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(251, 191, 36, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(251, 191, 36, 0.08) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
  z-index: -1;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
.container { width: min(100% - 32px, var(--container)); margin-inline: auto; }

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 80;
  border-bottom: 1px solid var(--line);
  background: rgba(43, 4, 4, 0.93);
  backdrop-filter: blur(18px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
}
.nav-shell {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  min-height: 76px;
}
.brand { display: inline-flex; align-items: center; gap: 11px; min-width: max-content; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px; height: 42px;
  color: #3a0902;
  background: linear-gradient(145deg, #fff1b8, #fbbf24 48%, #b45309);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 50%;
  box-shadow: 0 8px 22px rgba(251, 191, 36, 0.25), inset 0 -3px 6px rgba(120, 53, 15, 0.32);
}
.brand-text { display: grid; line-height: 1.15; }
.brand-text strong { font-size: 0.98rem; font-weight: 800; color: var(--cream); }
.brand-text small { margin-top: 4px; font-size: 0.68rem; color: var(--gold-soft); font-weight: 600; }
.main-nav { display: flex; align-items: center; justify-content: center; gap: 8px; min-width: 0; }
.nav-link {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 42px; padding: 0 13px;
  color: var(--muted);
  font-size: 0.82rem; font-weight: 600;
  border-radius: 999px;
  white-space: nowrap;
  transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}
.nav-link::after {
  content: ""; position: absolute; right: 18px; bottom: 4px; left: 18px; height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  transform: scaleX(0); transition: transform 0.2s ease;
}
.nav-link:hover, .nav-link:focus-visible {
  color: var(--gold-soft);
  background: rgba(251, 191, 36, 0.08);
  transform: translateY(-1px);
}
.nav-link.active {
  color: #2b0404;
  background: linear-gradient(135deg, var(--gold-soft), var(--gold));
  box-shadow: 0 8px 20px rgba(251, 191, 36, 0.18);
}
.nav-link.active::after { display: none; }
.header-actions { display: flex; align-items: center; gap: 9px; min-width: max-content; }
.btn-login, .btn-signup, .btn-primary, .btn-secondary, .btn-soft {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 46px; padding: 0 18px;
  border: 1px solid transparent; border-radius: 999px;
  font-weight: 700; font-size: 0.88rem; line-height: 1;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.btn-login { color: var(--gold-soft); background: transparent; border-color: var(--line-strong); }
.btn-login:hover, .btn-login:focus-visible {
  color: var(--cream); background: rgba(251, 191, 36, 0.12); transform: translateY(-1px);
}
.btn-signup, .btn-primary {
  color: #2b0404;
  background: linear-gradient(135deg, #fff1b8 0%, #fbbf24 50%, #f97316 115%);
  border-color: rgba(255, 255, 255, 0.28);
  box-shadow: 0 10px 26px rgba(249, 115, 22, 0.25);
}
.btn-signup:hover, .btn-primary:hover, .btn-signup:focus-visible, .btn-primary:focus-visible {
  transform: translateY(-2px); box-shadow: 0 14px 34px rgba(249, 115, 22, 0.38);
}
.btn-signup:active, .btn-primary:active, .btn-secondary:active, .btn-soft:active { transform: translateY(1px) scale(0.98); }
.btn-secondary { color: var(--cream); background: rgba(255, 251, 235, 0.06); border-color: rgba(255, 251, 235, 0.18); }
.btn-secondary:hover, .btn-secondary:focus-visible {
  color: var(--gold-soft); background: rgba(251, 191, 36, 0.1); border-color: var(--line-strong); transform: translateY(-2px);
}
.btn-soft { color: var(--gold-soft); background: rgba(251, 191, 36, 0.09); border-color: var(--line); }
.btn-soft:hover, .btn-soft:focus-visible { color: #2b0404; background: var(--gold); transform: translateY(-2px); }

/* Layout & sections */
main { display: block; }
.section { padding: 76px 0; position: relative; }
.section-tight { padding: 54px 0; }
.section-head { max-width: 760px; margin-bottom: 40px; }
.section-head.left { margin-left: 0; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; margin-bottom: 16px;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--gold-soft);
  background: rgba(251, 191, 36, 0.1);
  border: 1px solid var(--line);
  border-radius: 999px;
}
h1, h2, h3, h4 { margin: 0 0 14px; font-weight: 800; line-height: 1.2; color: var(--cream); }
h1 { font-size: clamp(2rem, 4.4vw, 3.2rem); }
h2 { font-size: clamp(1.5rem, 2.8vw, 2.2rem); }
h3 { font-size: 1.14rem; }
p { margin: 0 0 14px; color: var(--muted); }
.lead { font-size: 1.06rem; color: var(--muted); max-width: 720px; }
.text-gold { color: var(--gold); }
.text-muted-2 { color: var(--muted-2); }

/* Hero */
.hero-cat {
  position: relative;
  padding: 156px 0 80px;
  background-image:
    linear-gradient(90deg, rgba(27, 2, 2, 0.97) 0%, rgba(43, 4, 4, 0.88) 54%, rgba(43, 4, 4, 0.5) 100%),
    linear-gradient(180deg, rgba(23, 1, 1, 0.2), rgba(23, 1, 1, 0.96)),
    url("/assets/images/762190dde18dae2a.jpg");
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.hero-cat::after {
  content: ""; position: absolute; left: -80px; bottom: -120px;
  width: 420px; height: 420px; border-radius: 50%;
  background: radial-gradient(circle, rgba(251, 191, 36, 0.16), transparent 68%);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 48px;
  align-items: center;
}
.hero-copy h1 span { color: var(--gold); }
.hero-points { list-style: none; padding: 0; margin: 26px 0 30px; display: grid; gap: 12px; max-width: 560px; }
.hero-points li {
  display: flex; align-items: flex-start; gap: 12px;
  font-size: 0.96rem; color: var(--muted);
}
.hero-points i {
  flex: none; display: grid; place-items: center;
  width: 24px; height: 24px; margin-top: 2px;
  font-size: 0.7rem; color: #2b0404;
  background: linear-gradient(135deg, var(--gold-soft), var(--gold));
  border-radius: 50%;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 26px; }
.trust-strip {
  display: flex; flex-wrap: wrap; gap: 10px 22px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  font-size: 0.8rem; color: var(--muted-2);
}
.trust-strip span { display: inline-flex; align-items: center; gap: 8px; }
.trust-strip i { color: var(--gold); }

/* Hero side panel */
.hero-panel {
  display: grid;
  gap: 14px;
  padding: 26px;
  background: linear-gradient(160deg, rgba(69, 10, 10, 0.9), rgba(23, 1, 1, 0.94));
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow), var(--shadow-gold);
}
.panel-title { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 4px; }
.panel-title h3 { margin: 0; font-size: 1.02rem; }
.panel-title .live-dot {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase; color: var(--success);
}
.live-dot::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%;
  background: var(--success); box-shadow: 0 0 0 4px rgba(52, 211, 153, 0.18);
}
.mini-row {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 14px;
  background: rgba(255, 251, 235, 0.04);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 0.86rem;
}
.mini-row .k { color: var(--muted-2); }
.mini-row .v { font-weight: 700; color: var(--gold-soft); }
.mini-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 6px; }
.stat-box {
  text-align: center; padding: 16px 10px;
  background: rgba(251, 191, 36, 0.06);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}
.stat-box strong { display: block; font-size: 1.28rem; color: var(--gold); line-height: 1.1; }
.stat-box span { font-size: 0.7rem; color: var(--muted-2); text-transform: uppercase; letter-spacing: 0.04em; }

/* Data board */
.board {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.board-item {
  padding: 22px;
  background: linear-gradient(155deg, var(--panel), rgba(23, 1, 1, 0.9));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.board-item:hover { transform: translateY(-4px); border-color: var(--line-strong); box-shadow: var(--shadow-gold); }
.board-item i { font-size: 1.1rem; color: var(--gold); margin-bottom: 12px; display: inline-block; }
.board-item strong { display: block; font-size: 1.5rem; color: var(--cream); line-height: 1.1; margin-bottom: 6px; }
.board-item span { font-size: 0.82rem; color: var(--muted-2); }

/* Grid & cards */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.card {
  display: flex; flex-direction: column;
  padding: 26px;
  background: linear-gradient(160deg, rgba(69, 10, 10, 0.72), rgba(23, 1, 1, 0.9));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}
.card:hover { transform: translateY(-5px); border-color: var(--line-strong); box-shadow: var(--shadow-gold); }
.card-icon {
  display: grid; place-items: center;
  width: 46px; height: 46px; margin-bottom: 16px;
  color: #2b0404;
  background: linear-gradient(135deg, var(--gold-soft), var(--gold));
  border-radius: 12px;
  font-size: 1rem;
}
.card h3 { margin-bottom: 10px; }
.card p { font-size: 0.9rem; margin-bottom: 0; }
.card .tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px;
  font-size: 0.72rem; font-weight: 600;
  color: var(--gold-soft);
  background: rgba(251, 191, 36, 0.09);
  border: 1px solid var(--line);
  border-radius: 999px;
}

/* Split feature */
.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 46px;
  align-items: center;
}
.split-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow);
}
.split-media img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 3; }
.split-media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(23, 1, 1, 0.7));
}
.split-list { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 14px; }
.split-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 0.94rem; color: var(--muted); }
.split-list i { color: var(--gold); margin-top: 4px; }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: step; }
.step {
  position: relative;
  padding: 26px 22px 22px;
  background: rgba(255, 251, 235, 0.03);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  position: absolute; top: -14px; left: 22px;
  padding: 4px 12px;
  font-size: 0.78rem; font-weight: 800; color: #2b0404;
  background: linear-gradient(135deg, var(--gold-soft), var(--gold));
  border-radius: 999px;
}
.step h3 { margin: 12px 0 8px; font-size: 1rem; }
.step p { font-size: 0.86rem; margin: 0; }

/* Compare */
.compare {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px;
}
.compare-col {
  padding: 28px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(69, 10, 10, 0.6), rgba(23, 1, 1, 0.88));
}
.compare-col.good { border-color: rgba(52, 211, 153, 0.4); }
.compare-col.bad { border-color: rgba(220, 38, 38, 0.35); }
.compare-col h3 { display: flex; align-items: center; gap: 10px; font-size: 1.02rem; }
.compare-col.good h3 i { color: var(--success); }
.compare-col.bad h3 i { color: var(--red); }
.compare-col ul { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 12px; }
.compare-col li { display: flex; gap: 10px; font-size: 0.9rem; color: var(--muted); }
.compare-col.good li i { color: var(--success); margin-top: 4px; }
.compare-col.bad li i { color: var(--red); margin-top: 4px; }

/* Milestones */
.timeline { position: relative; display: grid; gap: 22px; padding-left: 30px; }
.timeline::before {
  content: ""; position: absolute; left: 8px; top: 6px; bottom: 6px; width: 2px;
  background: linear-gradient(180deg, var(--gold), transparent);
}
.tl-item { position: relative; }
.tl-item::before {
  content: ""; position: absolute; left: -30px; top: 6px;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--bg-deep); border: 3px solid var(--gold);
}
.tl-item h3 { font-size: 1rem; margin-bottom: 6px; }
.tl-item p { font-size: 0.88rem; margin: 0; }

/* News list */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.news-card {
  display: flex; flex-direction: column;
  background: linear-gradient(160deg, rgba(69, 10, 10, 0.7), rgba(23, 1, 1, 0.9));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}
.news-card:hover { transform: translateY(-5px); border-color: var(--line-strong); box-shadow: var(--shadow-gold); }
.news-thumb { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
.news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.news-card:hover .news-thumb img { transform: scale(1.06); }
.news-thumb .badge {
  position: absolute; top: 12px; left: 12px;
  padding: 4px 11px;
  font-size: 0.68rem; font-weight: 700; text-transform: uppercase;
  color: #2b0404;
  background: linear-gradient(135deg, var(--gold-soft), var(--gold));
  border-radius: 999px;
}
.news-body { display: flex; flex-direction: column; gap: 10px; padding: 20px; flex: 1; }
.news-body h3 { font-size: 0.98rem; line-height: 1.4; margin: 0; }
.news-body h3 a { transition: color 0.2s ease; }
.news-body h3 a:hover { color: var(--gold); }
.news-body p { font-size: 0.84rem; margin: 0; }
.news-meta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: auto; font-size: 0.74rem; color: var(--muted-2); }
.news-meta span { display: inline-flex; align-items: center; gap: 6px; }
.news-empty {
  grid-column: 1 / -1;
  padding: 28px; text-align: center;
  font-size: 0.9rem; color: var(--muted-2);
  background: rgba(255, 251, 235, 0.03);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
}
.list-more { display: flex; justify-content: center; margin-top: 34px; }

/* FAQ */
.faq-list { display: grid; gap: 14px; max-width: 880px; }
.faq-item {
  background: rgba(255, 251, 235, 0.03);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s ease;
}
.faq-item[open] { border-color: var(--line-strong); }
.faq-item summary {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 18px 22px;
  font-weight: 600; font-size: 0.95rem; color: var(--cream);
  cursor: pointer; list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i { color: var(--gold); transition: transform 0.25s ease; flex: none; }
.faq-item[open] summary i { transform: rotate(45deg); }
.faq-item .faq-body { padding: 0 22px 20px; font-size: 0.9rem; color: var(--muted); }

/* CTA convert */
.convert {
  position: relative;
  padding: 56px 48px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-strong);
  background:
    linear-gradient(120deg, rgba(69, 10, 10, 0.95), rgba(23, 1, 1, 0.96)),
    url("/assets/images/d19df683c1b5a4fc.jpg") center/cover;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.convert::after {
  content: ""; position: absolute; right: -60px; top: -60px;
  width: 300px; height: 300px; border-radius: 50%;
  background: radial-gradient(circle, rgba(251, 191, 36, 0.2), transparent 70%);
}
.convert-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr); gap: 42px; align-items: center; }
.convert-form { display: grid; gap: 14px; }
.form-field { display: grid; gap: 8px; }
.form-field label { font-size: 0.8rem; font-weight: 600; color: var(--gold-soft); }
.form-field input, .form-field select {
  width: 100%; min-height: 48px; padding: 0 16px;
  color: var(--cream);
  background: rgba(23, 1, 1, 0.6);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form-field input::placeholder { color: rgba(231, 229, 228, 0.45); }
.form-field input:focus, .form-field select:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.16);
}
.form-note { font-size: 0.74rem; color: var(--muted-2); margin: 0; }

/* Footer */
.site-footer {
  position: relative;
  margin-top: 40px;
  padding: 62px 0 26px;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(23, 1, 1, 0.7), rgba(11, 1, 1, 0.98));
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(2, minmax(0, 0.85fr)) minmax(0, 1.1fr);
  gap: 38px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--line);
}
.footer-brand h3 { font-size: 1rem; line-height: 1.45; margin-bottom: 12px; color: var(--gold-soft); }
.footer-brand p { font-size: 0.85rem; color: var(--muted-2); }
.footer-col h4, .footer-contact h4 { font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--gold); margin-bottom: 16px; }
.footer-links { display: grid; gap: 11px; }
.footer-links a { font-size: 0.86rem; color: var(--muted); transition: color 0.2s ease, transform 0.2s ease; }
.footer-links a:hover { color: var(--gold-soft); transform: translateX(3px); }
.footer-contact { display: grid; gap: 12px; }
.footer-contact a { display: inline-flex; align-items: flex-start; gap: 10px; font-size: 0.85rem; color: var(--muted); transition: color 0.2s ease; }
.footer-contact a:hover { color: var(--gold-soft); }
.footer-contact i { color: var(--gold); margin-top: 4px; }
.footer-contact p { font-size: 0.78rem; color: var(--muted-2); margin: 4px 0 0; }
.footer-bottom {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px;
  padding-top: 22px;
  font-size: 0.78rem; color: var(--muted-2);
}

/* FAB */
.fab {
  position: fixed; left: 1rem; bottom: 6rem; z-index: 50;
  display: grid; place-items: center;
  width: 58px; height: 58px;
  color: #2b0404;
  background: linear-gradient(145deg, #fff1b8, #fbbf24 48%, #b45309);
  border: 2px solid var(--gold);
  border-radius: 50%;
  box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35), inset 0 -3px 8px rgba(120, 53, 15, 0.35);
  font-size: 1.2rem;
  animation: fabFloat 2.8s ease-in-out infinite;
  transition: transform 0.25s ease, opacity 0.25s ease;
  opacity: 0.85;
}
.fab:hover { transform: scale(1.1); opacity: 1; }
.fab:active { transform: scale(0.95) translateY(4px); }
.fab .fab-badge {
  position: absolute; top: 2px; right: 2px;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--red); box-shadow: 0 0 0 2px var(--cream);
}
@keyframes fabFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* Responsive */
@media (max-width: 1024px) {
  .nav-shell { grid-template-columns: auto 1fr auto; gap: 14px; }
  .main-nav { gap: 4px; }
  .nav-link { padding: 0 9px; font-size: 0.76rem; }
  .hero-grid, .split, .convert-grid { grid-template-columns: 1fr; gap: 34px; }
  .board { grid-template-columns: repeat(2, 1fr); }
  .grid-3, .news-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 26px 18px; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 30px; }
}
@media (max-width: 768px) {
  .site-header { position: sticky; top: 0; }
  .nav-shell { grid-template-columns: 1fr auto; gap: 10px; padding: 10px 0; }
  .main-nav { order: 3; grid-column: 1 / -1; justify-content: flex-start; overflow-x: auto; padding-bottom: 4px; scrollbar-width: none; }
  .main-nav::-webkit-scrollbar { display: none; }
  .brand-text small { display: none; }
  .header-actions .btn-login, .header-actions .btn-signup { min-height: 40px; padding: 0 13px; font-size: 0.8rem; }
  .hero-cat { padding: 56px 0 60px; }
  .section { padding: 56px 0; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 520px) {
  .board, .grid-3, .grid-2, .news-grid, .compare, .steps { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn-primary, .hero-cta .btn-secondary { width: 100%; }
  .convert { padding: 34px 22px; }
  .brand-text strong { font-size: 0.86rem; }
  .header-actions .btn-login { display: none; }
  .mini-stats { grid-template-columns: 1fr; }
}

/* roulang page: category3 */
:root {
  --bg: #2b0404;
  --bg-deep: #170101;
  --bg-soft: #450a0a;
  --panel: rgba(69, 10, 10, 0.78);
  --panel-solid: #3b0808;
  --panel-light: #5a1111;
  --gold: #fbbf24;
  --gold-soft: #fde68a;
  --orange: #f97316;
  --red: #dc2626;
  --cream: #fffbeb;
  --muted: #e7e5e4;
  --muted-2: #d6b98c;
  --line: rgba(251, 191, 36, 0.24);
  --line-strong: rgba(251, 191, 36, 0.48);
  --success: #34d399;
  --warning: #facc15;
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.32);
  --shadow-gold: 0 12px 38px rgba(251, 191, 36, 0.15);
  --container: 1220px;
  --header-height: 126px;
}
* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 140px;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  min-width: 320px;
  font-family: "Be Vietnam Pro", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--cream);
  font-size: 16px;
  line-height: 1.62;
  background:
    radial-gradient(circle at 12% 4%, rgba(249, 115, 22, 0.14), transparent 28rem),
    radial-gradient(circle at 90% 14%, rgba(251, 191, 36, 0.1), transparent 32rem),
    linear-gradient(180deg, #2b0404 0%, #170101 55%, #260303 100%);
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.16;
  background-image:
    linear-gradient(rgba(251, 191, 36, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(251, 191, 36, 0.08) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: linear-gradient(to bottom, black, transparent 78%);
  mask-image: linear-gradient(to bottom, black, transparent 78%);
  z-index: -1;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4, p, ul, ol, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
a:focus-visible, button:focus-visible, summary:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
  border-radius: 8px;
}
.container {
  width: min(100% - 32px, var(--container));
  margin-inline: auto;
}

/* ================= HEADER ================= */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 80;
  border-bottom: 1px solid var(--line);
  background: rgba(43, 4, 4, 0.94);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
}
.nav-shell {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  min-height: 76px;
}
.brand { display: inline-flex; align-items: center; gap: 11px; min-width: max-content; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: #3a0902;
  font-size: 1.05rem;
  background: linear-gradient(145deg, #fff1b8, #fbbf24 48%, #b45309);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 50%;
  box-shadow: 0 8px 22px rgba(251, 191, 36, 0.25), inset 0 -3px 6px rgba(120, 53, 15, 0.32);
}
.brand-text { display: grid; line-height: 1.15; }
.brand-text strong { font-size: 0.98rem; font-weight: 800; color: var(--cream); }
.brand-text small { margin-top: 4px; font-size: 0.68rem; color: var(--gold-soft); font-weight: 600; }
.main-nav { display: flex; align-items: center; justify-content: center; gap: 8px; min-width: 0; }
.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 13px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: 999px;
  white-space: nowrap;
  transition: color .2s ease, background .2s ease, transform .2s ease;
}
.nav-link::after {
  content: "";
  position: absolute;
  right: 18px; bottom: 4px; left: 18px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  transform: scaleX(0);
  transition: transform .2s ease;
}
.nav-link:hover, .nav-link:focus-visible {
  color: var(--gold-soft);
  background: rgba(251, 191, 36, 0.08);
  transform: translateY(-1px);
}
.nav-link.active {
  color: #2b0404;
  background: linear-gradient(135deg, var(--gold-soft), var(--gold));
  box-shadow: 0 8px 20px rgba(251, 191, 36, 0.18);
}
.nav-link.active::after { display: none; }
.header-actions { display: flex; align-items: center; gap: 9px; min-width: max-content; }
.btn-login, .btn-signup, .btn-primary, .btn-secondary, .btn-soft {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.88rem;
  line-height: 1;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
}
.btn-login { color: var(--gold-soft); background: transparent; border-color: var(--line-strong); }
.btn-login:hover, .btn-login:focus-visible { color: var(--cream); background: rgba(251, 191, 36, 0.12); transform: translateY(-1px); }
.btn-signup, .btn-primary {
  color: #2b0404;
  background: linear-gradient(135deg, #fff1b8 0%, #fbbf24 50%, #f97316 115%);
  border-color: rgba(255, 255, 255, 0.28);
  box-shadow: 0 10px 26px rgba(249, 115, 22, 0.25);
}
.btn-signup:hover, .btn-primary:hover, .btn-signup:focus-visible, .btn-primary:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(249, 115, 22, 0.38);
}
.btn-signup:active, .btn-primary:active, .btn-secondary:active, .btn-soft:active { transform: translateY(1px) scale(.98); }
.btn-secondary { color: var(--cream); background: rgba(255, 251, 235, 0.06); border-color: rgba(255, 251, 235, 0.18); }
.btn-secondary:hover, .btn-secondary:focus-visible {
  color: var(--gold-soft);
  background: rgba(251, 191, 36, 0.1);
  border-color: var(--line-strong);
  transform: translateY(-2px);
}
.btn-soft { color: var(--gold-soft); background: rgba(251, 191, 36, 0.09); border-color: var(--line); }
.btn-soft:hover, .btn-soft:focus-visible { color: #2b0404; background: var(--gold); transform: translateY(-2px); }
.btn-lg { min-height: 54px; padding: 0 26px; font-size: 0.95rem; }

/* ================= HERO ================= */
.hero {
  position: relative;
  padding: 152px 0 74px;
  background-image:
    linear-gradient(100deg, rgba(23, 1, 1, 0.97) 0%, rgba(43, 4, 4, 0.9) 48%, rgba(43, 4, 4, 0.6) 100%),
    linear-gradient(180deg, rgba(23, 1, 1, 0.35), rgba(23, 1, 1, 0.96)),
    url("/assets/images/762190dde18dae2a.jpg");
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid var(--line);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
  gap: 46px;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 15px;
  color: var(--gold-soft);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  background: rgba(251, 191, 36, 0.1);
  border: 1px solid var(--line);
  border-radius: 999px;
}
.hero h1 {
  margin: 20px 0 18px;
  font-size: clamp(1.75rem, 3.45vw, 2.75rem);
  font-weight: 800;
  line-height: 1.24;
  color: var(--cream);
}
.hero h1 .accent {
  background: linear-gradient(100deg, #fff1b8, #fbbf24 45%, #f97316);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-lead {
  max-width: 60ch;
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.68;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.hero-chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted-2);
  background: rgba(255, 251, 235, 0.05);
  border: 1px solid rgba(255, 251, 235, 0.12);
  border-radius: 999px;
}
.chip i { color: var(--gold); }

.hero-stack {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  align-items: start;
}
.stack-card {
  padding: 20px;
  background: linear-gradient(160deg, rgba(69, 10, 10, .95), rgba(23, 1, 1, .92));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.stack-main {
  grid-column: 1 / -1;
  padding: 0;
  overflow: hidden;
}
.stack-main figure { position: relative; }
.stack-main img { width: 100%; height: 176px; object-fit: cover; }
.stack-main .stack-body { padding: 18px 20px 20px; }
.stack-label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--gold-soft);
}
.stack-card h3 { margin: 10px 0 6px; font-size: 1.05rem; font-weight: 800; }
.stack-card p { font-size: 0.83rem; color: var(--muted); line-height: 1.6; }
.stack-value {
  display: block;
  margin-top: 10px;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--gold);
  letter-spacing: -.01em;
}
.stack-card:nth-child(3) { transform: translateY(20px); }

/* ================= SECTIONS ================= */
.section { position: relative; padding: 76px 0; }
.section.alt {
  background: linear-gradient(180deg, rgba(23, 1, 1, .72), rgba(43, 4, 4, .42));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.section-head { max-width: 780px; margin-bottom: 38px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head h2 {
  margin: 14px 0 12px;
  font-size: clamp(1.4rem, 2.5vw, 2.05rem);
  font-weight: 800;
  line-height: 1.3;
}
.section-head p { color: var(--muted); font-size: .95rem; line-height: 1.7; }
.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 13px;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gold-soft);
  background: rgba(251, 191, 36, .09);
  border: 1px solid var(--line);
  border-radius: 999px;
}

/* Stats */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}
.stat-card {
  padding: 20px 18px;
  background: linear-gradient(160deg, rgba(90, 17, 17, .55), rgba(23, 1, 1, .78));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.stat-card:hover { transform: translateY(-4px); border-color: var(--line-strong); box-shadow: var(--shadow-gold); }
.stat-card span.stat-num {
  display: block;
  font-size: 1.62rem;
  font-weight: 800;
  color: var(--gold);
  letter-spacing: -.02em;
}
.stat-card strong { display: block; margin: 7px 0 5px; font-size: .86rem; font-weight: 700; }
.stat-card small { color: var(--muted-2); font-size: .76rem; line-height: 1.5; }

/* Module grid */
.module-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.module-card {
  position: relative;
  padding: 24px 22px;
  background: rgba(43, 4, 4, .62);
  border: 1px solid rgba(251, 191, 36, .18);
  border-radius: var(--radius);
  transition: transform .22s ease, border-color .22s ease, background .22s ease;
}
.module-card:hover { transform: translateY(-4px); border-color: var(--line-strong); background: rgba(90, 17, 17, .5); }
.module-card .ic {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 14px;
  color: #2b0404;
  background: linear-gradient(145deg, var(--gold-soft), var(--gold));
  border-radius: 12px;
}
.module-card h3 { font-size: 1rem; font-weight: 800; margin-bottom: 8px; }
.module-card p { font-size: .85rem; color: var(--muted); line-height: 1.65; }
.module-card ul { margin-top: 12px; display: grid; gap: 7px; }
.module-card li { position: relative; padding-left: 18px; font-size: .8rem; color: var(--muted-2); }
.module-card li::before {
  content: "";
  position: absolute;
  left: 0; top: .58em;
  width: 6px; height: 6px;
  background: var(--gold);
  border-radius: 50%;
}

/* Compare table */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(23, 1, 1, .68);
}
table.compare { width: 100%; border-collapse: collapse; min-width: 720px; }
table.compare caption {
  padding: 16px 18px;
  text-align: left;
  font-size: .78rem;
  color: var(--muted-2);
  border-bottom: 1px solid var(--line);
}
table.compare th, table.compare td {
  padding: 14px 18px;
  text-align: left;
  font-size: .84rem;
  border-bottom: 1px solid rgba(251, 191, 36, .12);
}
table.compare th {
  font-size: .72rem;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--gold-soft);
  background: rgba(90, 17, 17, .6);
  font-weight: 700;
}
table.compare tbody tr { transition: background .2s ease; }
table.compare tbody tr:hover { background: rgba(251, 191, 36, .05); }
table.compare tbody tr:last-child td { border-bottom: none; }
.badge-ok, .badge-warn, .badge-off {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 11px;
  font-size: .72rem;
  font-weight: 700;
  border-radius: 999px;
}
.badge-ok { color: #052e1a; background: var(--success); }
.badge-warn { color: #3a0902; background: var(--warning); }
.badge-off { color: var(--cream); background: rgba(255, 251, 235, .14); border: 1px solid rgba(255, 251, 235, .2); }

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, .82fr);
  gap: 36px;
  align-items: center;
}
.split-media img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

/* Timeline */
.timeline { display: grid; gap: 0; margin-top: 6px; }
.timeline-item {
  position: relative;
  padding: 0 0 30px 62px;
  border-left: 1px solid rgba(251, 191, 36, .22);
  margin-left: 20px;
}
.timeline-item:last-child { border-left-color: transparent; padding-bottom: 0; }
.timeline-item .step {
  position: absolute;
  left: -21px; top: 0;
  display: grid;
  place-items: center;
  width: 42px; height: 42px;
  font-size: .86rem;
  font-weight: 800;
  color: #2b0404;
  background: linear-gradient(145deg, var(--gold-soft), var(--gold));
  border-radius: 50%;
  box-shadow: 0 8px 20px rgba(251, 191, 36, .22);
}
.timeline-item h3 { font-size: 1rem; font-weight: 800; margin-bottom: 6px; }
.timeline-item p { font-size: .86rem; color: var(--muted); line-height: 1.66; }
.timeline-item .meta { display: block; margin-top: 6px; font-size: .76rem; color: var(--muted-2); }

/* Scenario cards */
.scenario-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.scenario-card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(155deg, rgba(90, 17, 17, .48), rgba(23, 1, 1, .8));
  transition: transform .22s ease, box-shadow .22s ease;
}
.scenario-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-gold); }
.scenario-card h3 { font-size: .98rem; font-weight: 800; margin-bottom: 9px; }
.scenario-card p { font-size: .85rem; color: var(--muted); line-height: 1.66; }
.scenario-card .kpi {
  display: inline-block;
  margin-top: 14px;
  padding: 6px 12px;
  font-size: .74rem;
  font-weight: 700;
  color: var(--gold-soft);
  background: rgba(251, 191, 36, .1);
  border: 1px solid var(--line);
  border-radius: 999px;
}

/* Post list */
.post-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.post-card {
  border: 1px solid rgba(251, 191, 36, .18);
  border-radius: var(--radius);
  background: rgba(43, 4, 4, .6);
  transition: transform .22s ease, border-color .22s ease, background .22s ease;
}
.post-card:hover { transform: translateY(-4px); border-color: var(--line-strong); background: rgba(90, 17, 17, .45); }
.post-card-link { display: block; padding: 20px; height: 100%; }
.post-cat {
  display: inline-block;
  margin-bottom: 10px;
  padding: 4px 11px;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--gold-soft);
  background: rgba(251, 191, 36, .1);
  border: 1px solid var(--line);
  border-radius: 999px;
}
.post-card h3 { font-size: .96rem; font-weight: 700; line-height: 1.45; margin-bottom: 9px; }
.post-card p { font-size: .82rem; color: var(--muted); line-height: 1.6; }
.post-meta { display: block; margin-top: 14px; font-size: .74rem; color: var(--muted-2); }
.list-foot { margin-top: 26px; }
.empty-note {
  padding: 22px;
  font-size: .88rem;
  color: var(--muted-2);
  background: rgba(23, 1, 1, .6);
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
}

/* Trust + categories */
.trust-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.trust-card {
  padding: 20px;
  border: 1px solid rgba(251, 191, 36, .18);
  border-radius: var(--radius);
  background: rgba(23, 1, 1, .6);
}
.trust-card i { color: var(--gold); font-size: 1.15rem; }
.trust-card h3 { margin: 12px 0 7px; font-size: .92rem; font-weight: 800; }
.trust-card p { font-size: .8rem; color: var(--muted); line-height: 1.6; }
.channel-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 26px;
}
.channel-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(90, 17, 17, .55), rgba(23, 1, 1, .8));
  transition: transform .2s ease, border-color .2s ease;
}
.channel-card:hover { transform: translateY(-3px); border-color: var(--line-strong); }
.channel-card strong { display: block; font-size: .9rem; font-weight: 700; }
.channel-card small { color: var(--muted-2); font-size: .76rem; }
.channel-card i { color: var(--gold); }

/* FAQ */
.faq-list { display: grid; gap: 12px; }
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(43, 4, 4, .58);
  overflow: hidden;
  transition: border-color .2s ease, background .2s ease;
}
.faq-item[open] { border-color: var(--line-strong); background: rgba(90, 17, 17, .45); }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  font-size: .95rem;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i { color: var(--gold); transition: transform .25s ease; }
.faq-item[open] summary i { transform: rotate(45deg); }
.faq-item .faq-body { padding: 0 22px 20px; font-size: .87rem; color: var(--muted); line-height: 1.7; }

/* CTA form */
.cta-panel {
  position: relative;
  padding: 42px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 88% 12%, rgba(251, 191, 36, .16), transparent 22rem),
    linear-gradient(140deg, rgba(90, 17, 17, .85), rgba(23, 1, 1, .95));
  box-shadow: var(--shadow);
}
.cta-inner { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 38px; align-items: start; }
.cta-inner h2 { font-size: clamp(1.4rem, 2.3vw, 1.9rem); font-weight: 800; margin: 14px 0 12px; line-height: 1.32; }
.cta-inner p { color: var(--muted); font-size: .92rem; line-height: 1.7; }
.cta-points { margin-top: 20px; display: grid; gap: 10px; }
.cta-points li { position: relative; padding-left: 24px; font-size: .86rem; color: var(--muted-2); }
.cta-points li i { position: absolute; left: 0; top: .25em; color: var(--gold); font-size: .82rem; }

form.watch-form {
  padding: 24px;
  background: rgba(23, 1, 1, .72);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: grid;
  gap: 14px;
}
.field { display: grid; gap: 7px; }
.field label { font-size: .78rem; font-weight: 700; color: var(--gold-soft); }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 12px 14px;
  color: var(--cream);
  font-size: .88rem;
  background: rgba(255, 251, 235, .05);
  border: 1px solid rgba(255, 251, 235, .16);
  border-radius: var(--radius-sm);
  transition: border-color .2s ease, background .2s ease;
}
.field input::placeholder, .field textarea::placeholder { color: rgba(231, 229, 228, .45); }
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--line-strong);
  background: rgba(251, 191, 36, .07);
  outline: none;
}
.field select option { color: #2b0404; }
.form-note { font-size: .74rem; color: var(--muted-2); line-height: 1.55; }
.form-feedback {
  display: none;
  padding: 12px 14px;
  font-size: .82rem;
  font-weight: 600;
  color: #052e1a;
  background: var(--success);
  border-radius: var(--radius-sm);
}
.form-feedback.show { display: block; }

/* FAB */
.fab {
  position: fixed;
  left: 16px;
  bottom: 96px;
  z-index: 50;
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  color: #2b0404;
  font-size: 1.2rem;
  background: radial-gradient(circle at 32% 28%, #fff1b8, #fbbf24 52%, #b45309);
  border: 2px solid var(--gold);
  border-radius: 50%;
  box-shadow: 0 6px 25px rgba(245, 158, 11, .35);
  opacity: .85;
  animation: fabFloat 3.4s ease-in-out infinite;
  transition: transform .22s ease, opacity .22s ease, box-shadow .22s ease;
}
.fab i { transition: transform .5s ease; }
.fab:hover, .fab:focus-visible {
  opacity: 1;
  transform: scale(1.08);
  box-shadow: 0 10px 34px rgba(245, 158, 11, .5);
}
.fab:hover i { transform: rotate(360deg); }
.fab:active { transform: scale(.94) translateY(3px); }
.fab .dot {
  position: absolute;
  top: 2px; right: 2px;
  width: 14px; height: 14px;
  background: var(--red);
  border: 2px solid #fff;
  border-radius: 50%;
}
@keyframes fabFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* ================= FOOTER ================= */
.site-footer {
  padding: 62px 0 26px;
  background: linear-gradient(180deg, rgba(23, 1, 1, .9), #100000);
  border-top: 1px solid var(--line);
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, .85fr) minmax(0, .85fr) minmax(0, 1.1fr);
  gap: 30px;
}
.footer-brand h3 { font-size: 1.02rem; font-weight: 800; line-height: 1.4; margin-bottom: 12px; color: var(--cream); }
.footer-brand p { font-size: .84rem; color: var(--muted); line-height: 1.68; }
.footer-col h4, .footer-contact h4 {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gold-soft);
  margin-bottom: 14px;
}
.footer-links { display: grid; gap: 10px; }
.footer-links a {
  font-size: .84rem;
  color: var(--muted);
  transition: color .2s ease, transform .2s ease;
}
.footer-links a:hover, .footer-links a:focus-visible { color: var(--gold); transform: translateX(3px); }
.footer-contact a {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  margin-bottom: 10px;
  font-size: .83rem;
  color: var(--muted);
  transition: color .2s ease;
}
.footer-contact a:hover { color: var(--gold); }
.footer-contact a i { margin-top: .28em; color: var(--gold); }
.footer-contact p { font-size: .78rem; color: var(--muted-2); line-height: 1.6; margin-top: 10px; }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  margin-top: 42px;
  padding-top: 20px;
  border-top: 1px solid rgba(251, 191, 36, .18);
  font-size: .76rem;
  color: var(--muted-2);
}

/* ================= RESPONSIVE ================= */
@media (max-width: 1120px) {
  .stat-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .trust-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .nav-link { padding: 0 10px; font-size: .78rem; }
  .brand-text small { display: none; }
}
@media (max-width: 1023px) {
  .nav-shell {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "brand actions"
      "nav nav";
    gap: 8px 16px;
    min-height: 0;
    padding: 10px 0;
  }
  .brand { grid-area: brand; }
  .header-actions { grid-area: actions; }
  .main-nav {
    grid-area: nav;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: none;
  }
  .main-nav::-webkit-scrollbar { display: none; }
  .hero { padding-top: 172px; }
  .hero-grid { grid-template-columns: minmax(0, 1fr); gap: 34px; }
  .split { grid-template-columns: minmax(0, 1fr); }
  .split-media img { height: 260px; }
  .cta-inner { grid-template-columns: minmax(0, 1fr); gap: 26px; }
}
@media (max-width: 900px) {
  .module-grid, .scenario-grid, .post-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px; }
}
@media (max-width: 768px) {
  html { scroll-padding-top: 152px; }
  .section { padding: 58px 0; }
  .hero { padding-top: 176px; padding-bottom: 58px; }
  .hero-lead { font-size: .94rem; }
  .stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .trust-grid, .channel-row { grid-template-columns: minmax(0, 1fr); }
  .cta-panel { padding: 28px 22px; }
  .brand-text strong { font-size: .86rem; }
  .btn-login, .btn-signup { min-height: 42px; padding: 0 13px; font-size: .78rem; }
  .chrono, .timeline-item { padding-left: 56px; }
}
@media (max-width: 560px) {
  .container { width: min(100% - 24px, var(--container)); }
  .module-grid, .scenario-grid, .post-grid, .stat-grid { grid-template-columns: minmax(0, 1fr); }
  .footer-grid { grid-template-columns: minmax(0, 1fr); }
  .hero-stack { grid-template-columns: minmax(0, 1fr); }
  .stack-card:nth-child(3) { transform: none; }
  .hero h1 { font-size: 1.55rem; }
  .hero-actions .btn-primary, .hero-actions .btn-secondary { width: 100%; }
  .brand-mark { width: 38px; height: 38px; font-size: .95rem; }
  .brand-text strong { font-size: .8rem; }
  .btn-login i, .btn-signup i { display: none; }
  .btn-login, .btn-signup { padding: 0 12px; }
  .timeline-item { padding-left: 50px; margin-left: 12px; }
  .timeline-item .step { left: -18px; width: 36px; height: 36px; font-size: .78rem; }
  .footer-bottom { flex-direction: column; }
}