/* roulang page: index */
:root {
  --bg-body: #0A100D;
  --bg-section: #0D1814;
  --bg-card: #111E1A;
  --bg-elevated: #172620;
  --line-weak: rgba(180, 220, 200, 0.14);
  --neon: #00EDB0;
  --accent: #FF8A3D;
  --info: #8B7BFF;
  --text-main: #EAF7F1;
  --text-sub: #9DB4A9;
  --text-dim: #5F786D;
  --danger: #FF5A5A;
  --success: #31E889;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --radius-pill: 999px;
  --shadow-card: 0 14px 24px rgba(0, 0, 0, 0.38);
  --shadow-neon: 0 0 18px rgba(0, 237, 176, 0.3);
  --shadow-accent: 0 0 18px rgba(255, 138, 61, 0.35);
  --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --space-section: 88px;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
html,
body {
  overflow-x: hidden;
}
body {
  margin: 0;
  background: var(--bg-body);
  color: var(--text-main);
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}
img {
  max-width: 100%;
  display: block;
}
button,
input,
select,
textarea {
  font-family: inherit;
}
button {
  border: 0;
  background: none;
}
:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
  border-radius: 4px;
}
.container {
  max-width: 1200px;
  padding-left: 20px;
  padding-right: 20px;
}
.section {
  padding: var(--space-section) 0;
  position: relative;
}
.section-tight {
  padding: 56px 0;
}
.section-head {
  margin-bottom: 32px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--neon);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}
.section-label::before {
  content: "";
  width: 3px;
  height: 24px;
  background: var(--neon);
  box-shadow: var(--shadow-neon);
  border-radius: 2px;
  display: inline-block;
}
.section-title {
  font-size: 28px;
  font-weight: 800;
  line-height: 1.3;
  margin: 0;
  letter-spacing: 0.02em;
}
.section-sub {
  color: var(--text-sub);
  margin: 8px 0 0;
  font-size: 15px;
}
.text-dim {
  color: var(--text-dim);
}
/* buttons */
.btn-neon,
.btn-accent,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  border-radius: var(--radius-sm);
  padding: 12px 26px;
  font-size: 15px;
  line-height: 1.2;
  transition: all 0.2s ease;
  white-space: nowrap;
  letter-spacing: 0.02em;
}
.btn-neon {
  background: var(--neon);
  color: #07110C;
  box-shadow: 0 0 12px rgba(0, 237, 176, 0.18);
}
.btn-neon:hover {
  background: #39F4C5;
  color: #07110C;
  box-shadow: 0 0 26px rgba(0, 237, 176, 0.4);
  transform: translateY(-1px);
}
.btn-accent {
  background: var(--accent);
  color: #211007;
  box-shadow: var(--shadow-accent);
}
.btn-accent:hover {
  background: #FF9D5E;
  color: #211007;
  box-shadow: 0 0 28px rgba(255, 138, 61, 0.5);
  transform: translateY(-1px);
}
.btn-ghost {
  border: 1px solid rgba(0, 237, 176, 0.55);
  color: var(--neon);
  background: rgba(0, 237, 176, 0.04);
}
.btn-ghost:hover {
  background: rgba(0, 237, 176, 0.1);
  box-shadow: 0 0 14px rgba(0, 237, 176, 0.18);
  color: var(--neon);
}
/* site header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1060;
  background: rgba(8, 15, 12, 0.86);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 237, 176, 0.18);
  box-shadow: 0 4px 22px rgba(0, 0, 0, 0.28);
}
.site-header::after {
  content: "";
  display: block;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(0, 237, 176, 0.8), transparent);
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
}
.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}
.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.brand-lockup svg {
  flex-shrink: 0;
}
.brand-text {
  background: linear-gradient(135deg, #EAF7F1 10%, #00EDB0 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 24px rgba(0, 237, 176, 0.18);
}
.main-nav {
  gap: 4px;
}
.main-nav .nav-link {
  color: var(--text-sub);
  font-weight: 600;
  padding: 10px 18px;
  font-size: 15px;
  position: relative;
  border-radius: 0;
}
.main-nav .nav-link:hover {
  color: var(--neon);
}
.main-nav .nav-link.active {
  color: var(--neon);
}
.main-nav .nav-link.active::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 2px;
  height: 2px;
  border-radius: 2px;
  background: var(--neon);
  box-shadow: 0 0 12px rgba(0, 237, 176, 0.7);
}
.header-login-btn {
  min-width: 112px;
  margin-left: 8px;
}
.navbar-toggler {
  border: 1px solid rgba(0, 237, 176, 0.3);
  border-radius: 8px;
  padding: 6px 10px;
}
.navbar-toggler:focus {
  box-shadow: 0 0 0 3px rgba(0, 237, 176, 0.2);
}
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(0,237,176,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}
/* Hero */
.hero-section {
  padding: 72px 0 84px;
  background: linear-gradient(102deg, rgba(5, 10, 8, 0.94) 0%, rgba(7, 16, 12, 0.85) 48%, rgba(9, 21, 16, 0.52) 100%), url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  border-bottom: 1px solid rgba(0, 237, 176, 0.12);
}
.hero-copy h1 {
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: 0.02em;
  margin: 0 0 18px;
  text-shadow: 0 0 28px rgba(0, 237, 176, 0.24);
}
.hero-copy .hero-description {
  font-size: 17px;
  line-height: 1.9;
  color: #CFE4DA;
  max-width: 560px;
  margin-bottom: 28px;
}
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}
.hero-badges .quality-badge {
  color: #B6D6CA;
  border: 1px solid rgba(180, 220, 200, 0.24);
  background: rgba(10, 24, 18, 0.55);
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 500;
}
/* login card */
.login-card-wrap {
  margin-left: auto;
  max-width: 400px;
  width: 100%;
}
.login-panel {
  background: linear-gradient(135deg, rgba(17, 30, 26, 0.92), rgba(10, 20, 15, 0.72));
  border: 1px solid rgba(0, 237, 176, 0.4);
  border-radius: var(--radius-lg);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45), 0 0 30px rgba(0, 237, 176, 0.14);
  padding: 28px 26px 22px;
  backdrop-filter: blur(8px);
}
.login-panel .panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 22px;
}
.login-panel .panel-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-main);
}
.login-panel .panel-sub {
  font-size: 13px;
  color: var(--text-sub);
  margin-top: 4px;
}
.security-note {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-sub);
  background: rgba(255, 255, 255, 0.05);
  padding: 5px 10px;
  border-radius: var(--radius-pill);
}
.login-form .form-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-sub);
  margin-bottom: 6px;
}
.form-control-dark {
  background: rgba(3, 10, 7, 0.72);
  border: 1px solid rgba(180, 220, 200, 0.18);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  min-height: 44px;
}
.form-control-dark:focus {
  background: rgba(3, 10, 7, 0.85);
  border-color: var(--neon);
  box-shadow: 0 0 0 4px rgba(0, 237, 176, 0.14);
  color: var(--text-main);
}
.form-control-dark::placeholder {
  color: #5F786D;
}
.login-form .btn-neon {
  width: 100%;
  min-height: 46px;
  margin-top: 6px;
}
.form-links {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  margin-top: 14px;
}
.form-links a {
  color: var(--text-sub);
  font-weight: 500;
  transition: color 0.2s ease;
}
.form-links a:hover {
  color: var(--neon);
}
/* loyalty ladder */
.loyalty-section {
  background: var(--bg-body);
}
.loyalty-wrap {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 22px;
  flex-wrap: wrap;
}
.step-card {
  flex: 1 1 200px;
  max-width: 250px;
  background: var(--bg-card);
  border: 1px solid var(--line-weak);
  border-radius: var(--radius-lg);
  padding: 24px 22px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  box-shadow: var(--shadow-card);
}
.step-card:nth-child(1) {
  height: 340px;
}
.step-card:nth-child(2) {
  height: 398px;
}
.step-card:nth-child(3) {
  height: 460px;
  flex-basis: 280px;
  max-width: 290px;
  border: 1px solid rgba(0, 237, 176, 0.55);
  box-shadow: var(--shadow-card), 0 0 34px rgba(0, 237, 176, 0.18);
}
.step-card:nth-child(4) {
  height: 430px;
  border-color: rgba(255, 138, 61, 0.34);
}
.step-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 237, 176, 0.5);
}
.step-card:nth-child(4):hover {
  border-color: rgba(255, 138, 61, 0.7);
}
.card-index {
  position: absolute;
  top: 18px;
  right: 20px;
  font-size: 42px;
  font-weight: 800;
  line-height: 1;
  color: rgba(255, 255, 255, 0.05);
  letter-spacing: -0.04em;
}
.discount-flag {
  display: inline-block;
  align-self: flex-start;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: rgba(255, 138, 61, 0.24);
  color: var(--accent);
  line-height: 1.4;
  margin-bottom: 12px;
}
.discount-flag.highlight {
  background: rgba(0, 237, 176, 0.18);
  color: var(--neon);
}
.step-card h3 {
  font-size: 21px;
  font-weight: 800;
  margin-bottom: 4px;
  color: var(--text-main);
}
.step-card .plan-for {
  font-size: 13px;
  color: var(--text-sub);
  margin-bottom: 16px;
}
.plan-price {
  background: rgba(0, 0, 0, 0.25);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  margin-bottom: 14px;
}
.plan-price .price-label {
  font-size: 12px;
  color: var(--text-dim);
  display: block;
  line-height: 1.4;
}
.plan-price .price-current {
  font-size: 22px;
  font-weight: 800;
  color: var(--neon);
  line-height: 1.5;
  font-variant-numeric: tabular-nums;
}
.step-card:nth-child(4) .price-current {
  color: var(--accent);
}
.plan-features {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
  display: grid;
  gap: 8px;
  flex: 1;
}
.plan-features li {
  font-size: 14px;
  color: #C2D8CF;
  display: flex;
  gap: 8px;
  align-items: flex-start;
  line-height: 1.6;
}
.plan-features svg {
  flex: 0 0 auto;
  display: block;
  margin-top: 3px;
}
.plan-btn {
  width: 100%;
}
/* comparison table */
.comparison-section {
  background: var(--bg-section);
}
.table-responsive-custom {
  overflow-x: auto;
  border: 1px solid var(--line-weak);
  border-radius: var(--radius-lg);
  background: rgba(13, 24, 20, 0.8);
  min-width: 0;
}
.comparison-table {
  width: 100%;
  min-width: 880px;
  border-collapse: separate;
  border-spacing: 0;
  margin: 0;
  color: var(--text-main);
}
.comparison-table th,
.comparison-table td {
  padding: 14px 18px;
  text-align: center;
  border-bottom: 1px solid rgba(180, 220, 200, 0.1);
  vertical-align: middle;
  white-space: nowrap;
}
.comparison-table th {
  background: rgba(0, 237, 176, 0.05);
  padding: 18px 18px;
  font-weight: 700;
  font-size: 15px;
}
.comparison-table td {
  color: #C6D9D1;
  font-size: 14px;
  white-space: normal;
}
.comparison-table td:first-child,
.comparison-table th:first-child {
  text-align: left;
  color: var(--text-main);
  font-weight: 600;
  min-width: 150px;
}
.comparison-table .col-recommended {
  background: rgba(0, 237, 176, 0.06);
  box-shadow: inset 0 0 0 1px rgba(0, 237, 176, 0.32);
  position: relative;
}
.comparison-table .featured-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--neon);
  font-size: 12px;
  font-weight: 800;
  background: rgba(0, 237, 176, 0.15);
  border: 1px solid rgba(0, 237, 176, 0.3);
  border-radius: var(--radius-pill);
  padding: 3px 10px;
  margin-bottom: 6px;
}
.icon-yes {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(0, 237, 176, 0.2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.icon-no {
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0.45;
}
.icon-part {
  color: var(--accent);
  display: inline-flex;
  font-weight: 700;
}
.comparison-table tr:last-child td {
  border-bottom: 0;
}
/* timer CTA */
.flash-entry {
  background: var(--bg-body);
  border-top: 1px solid rgba(0, 237, 176, 0.1);
}
.entry-band {
  background: linear-gradient(90deg, rgba(0, 237, 176, 0.4), rgba(255, 138, 61, 0.4), rgba(0, 237, 176, 0.4));
  height: 1px;
  width: 100%;
  margin: 0 auto 48px;
  opacity: 0.6;
}
.flash-title {
  font-size: 28px;
  font-weight: 800;
  text-align: center;
  margin-bottom: 8px;
}
.flash-desc {
  color: var(--text-sub);
  text-align: center;
  max-width: 640px;
  margin: 0 auto 32px;
}
.countdown-row {
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.countdown-block {
  width: 90px;
  height: 96px;
  background: var(--bg-card);
  border: 1px solid rgba(0, 237, 176, 0.34);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 18px rgba(0, 237, 176, 0.09);
}
.countdown-block .num {
  font-size: 30px;
  font-weight: 800;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
  text-shadow: 0 0 14px rgba(255, 138, 61, 0.45);
}
.countdown-block .unit {
  color: var(--text-dim);
  font-size: 12px;
  margin-top: 4px;
}
.entry-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.entry-actions p {
  margin: 0;
  color: var(--text-sub);
  font-size: 14px;
}
/* contact / form section */
.contact-section {
  background: var(--bg-section);
}
.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--line-weak);
  border-radius: var(--radius-lg);
  padding: 28px;
  height: 100%;
}
.contact-card .contact-item {
  display: flex;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(180, 220, 200, 0.1);
  align-items: flex-start;
}
.contact-card .contact-item:last-child {
  border-bottom: 0;
}
.contact-icon {
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: rgba(0, 237, 176, 0.1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.contact-item .item-label {
  font-size: 13px;
  color: var(--text-dim);
}
.contact-item .item-text {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
  word-break: break-all;
}
.form-card {
  background: var(--bg-card);
  border: 1px solid rgba(0, 237, 176, 0.18);
  border-radius: var(--radius-lg);
  padding: 30px 28px;
  box-shadow: var(--shadow-card);
}
.form-card h3 {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 4px;
}
.form-card .form-label {
  font-size: 14px;
  color: var(--text-sub);
  font-weight: 500;
}
.form-select-dark {
  background-color: rgba(3, 10, 7, 0.7);
  border: 1px solid rgba(180, 220, 200, 0.18);
  color: var(--text-main);
  border-radius: var(--radius-sm);
  min-height: 44px;
}
.form-select-dark:focus {
  background-color: rgba(3, 10, 7, 0.85);
  border-color: var(--neon);
  box-shadow: 0 0 0 4px rgba(0, 237, 176, 0.14);
  color: var(--text-main);
}
.form-select-dark option {
  background: #111E1A;
}
.form-card .btn-submit {
  width: 100%;
  min-height: 48px;
}
.form-message {
  margin-top: 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  background: rgba(255, 90, 90, 0.1);
  color: var(--danger);
  border: 1px solid rgba(255, 90, 90, 0.28);
  padding: 10px 14px;
  display: none;
}
.form-message.success {
  color: var(--success);
  background: rgba(49, 232, 137, 0.08);
  border-color: rgba(49, 232, 137, 0.3);
}
/* CMS news block */
.news-section {
  background: var(--bg-body);
}
.news-head-link {
  color: var(--text-sub);
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s ease;
}
.news-head-link:hover {
  color: var(--neon);
}
.cms-feature-card {
  display: block;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-weak);
  background: var(--bg-card);
  height: 100%;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.cms-feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 237, 176, 0.45);
  box-shadow: var(--shadow-card), 0 0 24px rgba(0, 237, 176, 0.1);
}
.cms-feature-thumb {
  position: relative;
  height: 190px;
  overflow: hidden;
  background: #172620;
}
.cms-feature-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.cms-feature-card:hover .cms-feature-thumb img {
  transform: scale(1.04);
}
.badge-category {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  background: rgba(0, 237, 176, 0.16);
  color: var(--neon);
  border: 1px solid rgba(0, 237, 176, 0.26);
}
.badge-category.violet {
  background: rgba(139, 123, 255, 0.14);
  border-color: rgba(139, 123, 255, 0.28);
  color: #A99CFB;
}
.cms-feature-body {
  padding: 22px 22px 20px;
}
.cms-feature-body h3 {
  margin-top: 12px;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.45;
  color: var(--text-main);
}
.cms-feature-body p {
  color: var(--text-sub);
  font-size: 14px;
  line-height: 1.7;
  margin: 10px 0 12px;
}
.cms-feature-meta {
  color: var(--text-dim);
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.news-side-list {
  background: var(--bg-card);
  border: 1px solid var(--line-weak);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  height: 100%;
}
.news-line {
  padding: 18px 0;
  border-bottom: 1px solid rgba(180, 220, 200, 0.1);
}
.news-line:first-child {
  padding-top: 8px;
}
.news-line:last-child {
  border-bottom: 0;
  padding-bottom: 6px;
}
.news-line-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 7px;
}
.news-line-top time {
  color: var(--text-dim);
  font-size: 12px;
}
.news-line h4 {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 4px;
  line-height: 1.5;
}
.news-line h4 a {
  color: var(--text-main);
  transition: color 0.2s ease;
}
.news-line h4 a:hover {
  color: var(--neon);
}
.news-line .news-desc {
  color: var(--text-sub);
  font-size: 13px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 6px;
}
.news-line-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.news-line-footer .news-more {
  font-size: 13px;
  color: var(--text-sub);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: color 0.2s ease;
}
.news-line-footer .news-more:hover {
  color: var(--neon);
}
.empty-news-state {
  border: 1px dashed var(--line-weak);
  border-radius: var(--radius-lg);
  padding: 80px 20px;
  text-align: center;
  color: var(--text-sub);
  font-size: 15px;
  background: rgba(17, 30, 26, 0.6);
}
/* FAQ */
.faq-section {
  background: var(--bg-section);
}
.faq-accordion {
  max-width: 840px;
  margin: 0 auto;
}
.faq-accordion .accordion-item {
  background: var(--bg-card);
  border: 1px solid var(--line-weak);
  border-radius: var(--radius-md) !important;
  margin-bottom: 14px;
  overflow: hidden;
}
.faq-accordion .accordion-button {
  background: var(--bg-card);
  color: var(--text-main);
  font-size: 16px;
  font-weight: 700;
  padding: 18px 22px;
  box-shadow: none;
  border: none;
}
.faq-accordion .accordion-button:not(.collapsed) {
  color: var(--neon);
  background: rgba(0, 237, 176, 0.07);
  box-shadow: none;
}
.faq-accordion .accordion-button:focus {
  box-shadow: 0 0 0 0 rgba(0, 237, 176, 0.25);
  border-color: transparent;
}
.faq-accordion .accordion-button::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2300EDB0'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}
.faq-accordion .accordion-button:not(.collapsed)::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2300EDB0'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}
.faq-accordion .accordion-body {
  background: rgba(13, 24, 20, 0.5);
  color: var(--text-sub);
  font-size: 15px;
  line-height: 1.9;
  padding: 20px 22px 24px;
  border-top: 1px solid rgba(180, 220, 200, 0.08);
}
/* footer */
.site-footer {
  background: #050A07;
  padding: 68px 0 0;
  border-top: 1px solid var(--line-weak);
}
.footer-brand {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-main);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.footer-about {
  color: var(--text-sub);
  font-size: 14px;
  line-height: 1.8;
  max-width: 260px;
}
.site-footer h5 {
  color: var(--text-main);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 18px;
}
.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-footer ul li {
  margin-bottom: 10px;
}
.site-footer ul a {
  color: var(--text-sub);
  font-size: 14px;
  transition: color 0.2s ease;
}
.site-footer ul a:hover {
  color: var(--neon);
}
.footer-contact-list li {
  color: var(--text-sub);
  font-size: 14px;
  display: flex;
  gap: 8px;
  align-items: flex-start;
}
.footer-bottom {
  border-top: 1px solid rgba(180, 220, 200, 0.1);
  margin-top: 48px;
  padding: 18px 0;
  font-size: 13px;
  color: var(--text-dim);
}
/* responsive */
@media (max-width: 991px) {
  .navbar-collapse {
    background: rgba(8, 15, 12, 0.97);
    border-radius: 0 0 16px 16px;
    padding: 12px 20px 20px;
    margin-top: 8px;
    border: 1px solid rgba(0, 237, 176, 0.18);
  }
  .main-nav {
    margin: 0 0 12px;
  }
  .main-nav .nav-link.active::after {
    left: 18px;
    right: auto;
    width: 22px;
  }
  .hero-section {
    padding: 48px 0 64px;
  }
  .login-card-wrap {
    margin: 32px 0 0;
  }
  .loyalty-wrap {
    align-items: stretch;
  }
  .step-card,
  .step-card:nth-child(1),
  .step-card:nth-child(2),
  .step-card:nth-child(3),
  .step-card:nth-child(4) {
    height: auto;
    flex: 1 1 220px;
    max-width: none;
    min-height: 320px;
  }
}
@media (max-width: 767px) {
  :root {
    --space-section: 56px;
  }
  .section-title {
    font-size: 23px;
  }
  .section-head {
    align-items: flex-start;
  }
  .brand-lockup {
    font-size: 19px;
  }
  .header-login-btn {
    min-width: 92px;
    padding: 10px 14px;
    font-size: 14px;
  }
  .hero-copy h1 {
    font-size: 38px;
  }
  .hero-copy .hero-description {
    font-size: 15px;
  }
  .cms-feature-thumb {
    height: 170px;
  }
  .countdown-block {
    width: 78px;
  }
  .contact-card,
  .form-card {
    padding: 20px;
  }
  .footer-columns {
    row-gap: 28px;
  }
}
@media (max-width: 520px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  .step-card {
    width: 100%;
    min-height: 0;
  }
  .hero-copy h1 {
    font-size: 34px;
  }
  .countdown-row {
    gap: 8px;
  }
  .countdown-block {
    width: 72px;
    height: 86px;
  }
  .entry-actions .btn-neon {
    width: 100%;
  }
  .footer-bottom .d-flex {
    flex-direction: column;
    gap: 6px;
  }
}

/* roulang page: article */
:root {
            --bg-body: #0A100D;
            --bg-section: #0D1814;
            --bg-card: #111E1A;
            --bg-elevated: #172620;
            --bg-input: #0E1512;
            --line-weak: rgba(180, 220, 200, 0.14);
            --line-neon: rgba(0, 237, 176, 0.32);
            --primary: #00EDB0;
            --primary-dark: #00C494;
            --accent: #FF8A3D;
            --info: #8B7BFF;
            --text-main: #EAF7F1;
            --text-sub: #9DB4A9;
            --text-weak: #5F786D;
            --success: #31E889;
            --danger: #FF5A5A;
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 14px 24px rgba(0, 0, 0, 0.36);
            --shadow-neon: 0 0 20px rgba(0, 237, 176, 0.28);
            --shadow-accent: 0 0 18px rgba(255, 138, 61, 0.32);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background-color: var(--bg-body);
            background-image: linear-gradient(180deg, #0C1511 0%, #0A100D 40%);
            color: var(--text-main);
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

        a:hover {
            color: #6DF7D2;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        .h1,
        .h2,
        .h3 {
            color: var(--text-main);
            font-weight: 800;
            line-height: 1.35;
        }

        .container {
            max-width: 1200px;
        }

        .section-pad {
            padding: 84px 0;
        }

        .section-title-wrap {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 42px;
        }

        .section-title-wrap .bar {
            width: 4px;
            height: 26px;
            border-radius: 999px;
            background: var(--primary);
            box-shadow: 0 0 14px rgba(0, 237, 176, 0.7);
        }

        .section-title-wrap h2 {
            margin: 0;
            font-size: 30px;
            letter-spacing: 0.5px;
        }

        .section-sub {
            color: var(--text-sub);
            font-size: 15px;
            margin-top: 6px;
        }

        .text-gradient-line {
            height: 1px;
            width: 100%;
            background: linear-gradient(90deg, transparent, rgba(0, 237, 176, 0.6), transparent);
            border: 0;
            margin: 0;
        }

        /* header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1080;
            background: rgba(7, 13, 11, 0.88);
            -webkit-backdrop-filter: blur(14px);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(0, 237, 176, 0.25);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
        }

        .site-header:before {
            content: "";
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            height: 2px;
            background: linear-gradient(90deg, transparent 0%, var(--primary) 18%, var(--primary) 82%, transparent 100%);
            opacity: 0.65;
            pointer-events: none;
        }

        .site-header .navbar {
            padding-top: 0;
            padding-bottom: 0;
            min-height: 72px;
        }

        .header-inner {
            flex-wrap: nowrap;
            align-items: center;
        }

        .brand-lockup {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 10px 0;
            flex-shrink: 0;
        }

        .brand-lockup .brand-text {
            color: #F2FFF9;
            font-size: 26px;
            font-weight: 800;
            letter-spacing: 1.5px;
            text-shadow: 0 0 12px rgba(0, 237, 176, 0.4);
            line-height: 1;
        }

        .brand-lockup:hover .brand-text {
            color: var(--primary);
        }

        .main-nav {
            gap: 4px;
        }

        .main-nav .nav-link {
            font-size: 15px;
            font-weight: 600;
            color: #BBD3C9;
            padding: 26px 18px !important;
            position: relative;
            letter-spacing: 0.4px;
            white-space: nowrap;
            transition: color 0.25s ease;
        }

        .main-nav .nav-link:after {
            content: "";
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: 14px;
            height: 2px;
            border-radius: 2px;
            background: var(--primary);
            box-shadow: 0 0 10px rgba(0, 237, 176, 0.85);
            transform: scaleX(0);
            transform-origin: center;
            transition: transform 0.3s ease;
        }

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

        .main-nav .nav-link:hover:after,
        .main-nav .nav-link.active:after {
            transform: scaleX(1);
        }

        .main-nav .nav-link.active {
            color: var(--primary);
            text-shadow: 0 0 8px rgba(0, 237, 176, 0.35);
        }

        .btn-neon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            font-weight: 700;
            font-size: 15px;
            color: #04120D;
            background: var(--primary);
            border: 1px solid var(--primary);
            border-radius: 8px;
            padding: 10px 22px;
            line-height: 1.4;
            transition: all 0.2s ease;
            white-space: nowrap;
            cursor: pointer;
        }

        .btn-neon:hover {
            color: #04120D;
            background: #55FFD0;
            border-color: #55FFD0;
            box-shadow: 0 0 22px rgba(0, 237, 176, 0.5);
            transform: translateY(-1px);
        }

        .btn-neon:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }

        .btn-outline-neon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            font-weight: 700;
            font-size: 15px;
            color: var(--primary);
            background: rgba(0, 237, 176, 0.05);
            border: 1px solid var(--line-neon);
            border-radius: 8px;
            padding: 10px 22px;
            transition: all 0.2s ease;
            white-space: nowrap;
            cursor: pointer;
        }

        .btn-outline-neon:hover {
            color: #04120D;
            background: var(--primary);
            border-color: var(--primary);
            box-shadow: 0 0 18px rgba(0, 237, 176, 0.3);
            transform: translateY(-1px);
        }

        .header-login-btn {
            padding: 9px 20px;
            font-size: 14px;
        }

        .navbar-toggler {
            border: 1px solid rgba(0, 237, 176, 0.55);
            border-radius: 8px;
            color: var(--primary);
            background: transparent;
            padding: 4px 10px;
            transition: box-shadow 0.2s ease;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 0.2rem rgba(0, 237, 176, 0.25);
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(0,237,176,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
            width: 24px;
            height: 24px;
        }

        /* article hero */
        .article-hero {
            position: relative;
            padding: 148px 0 84px;
            background-color: #0A100D;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            isolation: isolate;
            border-bottom: 1px solid var(--line-weak);
        }

        .article-hero-mask {
            position: absolute;
            inset: 0;
            z-index: -1;
            background: linear-gradient(100deg, rgba(8, 14, 12, 0.96) 0%, rgba(10, 16, 13, 0.88) 46%, rgba(10, 16, 13, 0.52) 100%);
        }

        .article-hero-inner {
            position: relative;
            z-index: 1;
            max-width: 960px;
        }

        .breadcrumb-nav {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-weak);
            margin-bottom: 28px;
        }

        .breadcrumb-nav a {
            color: #7F988D;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

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

        .breadcrumb-nav .sep {
            color: #456457;
            font-style: normal;
        }

        .breadcrumb-nav .bread-now {
            color: var(--text-sub);
            max-width: 300px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .article-hero-title {
            font-size: 42px;
            line-height: 1.3;
            font-weight: 800;
            margin: 0 0 20px;
            max-width: 880px;
            letter-spacing: 0.3px;
            text-shadow: 0 0 8px rgba(0, 237, 176, 0.12);
        }

        .article-hero-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px 28px;
            font-size: 14px;
            color: var(--text-sub);
        }

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

        .article-hero-meta .meta-dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--accent);
        }

        .meta-tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(0, 237, 176, 0.1);
            border: 1px solid rgba(0, 237, 176, 0.25);
        }

        /* article main */
        .article-main {
            padding: 42px 0 72px;
        }

        .article-shell {
            background: var(--bg-card);
            border: 1px solid var(--line-weak);
            border-radius: var(--radius-lg);
            padding: 46px 58px 56px;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }

        .article-shell:before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            width: 3px;
            height: 140px;
            background: linear-gradient(180deg, var(--primary), transparent);
            box-shadow: 0 0 12px rgba(0, 237, 176, 0.6);
        }

        .article-summary {
            background: rgba(0, 237, 176, 0.05);
            border-left: 3px solid var(--primary);
            border-radius: 0 10px 10px 0;
            padding: 18px 22px;
            margin: 0 0 38px;
            color: #C4DBD1;
            font-size: 16px;
            line-height: 1.85;
        }

        .article-summary strong {
            color: var(--primary);
            font-weight: 700;
        }

        .article-content {
            font-size: 16px;
            line-height: 1.9;
            color: #DBEBE4;
            word-break: break-word;
        }

        .article-content> :first-child {
            margin-top: 0;
        }

        .article-content p {
            margin-bottom: 1.7em;
        }

        .article-content h2 {
            font-size: 24px;
            margin: 1.6em 0 0.8em;
            padding-left: 14px;
            border-left: 4px solid var(--primary);
            line-height: 1.4;
        }

        .article-content h3 {
            font-size: 19px;
            margin: 1.4em 0 0.55em;
            line-height: 1.5;
            color: #E8F7EF;
        }

        .article-content a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .article-content a:hover {
            color: #69FFD6;
        }

        .article-content blockquote {
            margin: 28px 0;
            padding: 18px 26px;
            background: rgba(0, 237, 176, 0.05);
            border-left: 3px solid var(--primary);
            border-radius: 4px 12px 12px 4px;
            color: #C4DED2;
        }

        .article-content img {
            border-radius: 12px;
            border: 1px solid var(--line-weak);
            margin: 12px 0 22px;
        }

        .article-content ul,
        .article-content ol {
            margin: 0 0 1.5em 1.2em;
            padding-left: 0.5em;
        }

        .article-content li {
            margin-bottom: 0.65em;
        }

        .article-content table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            border: 1px solid var(--line-weak);
            border-radius: 10px;
            overflow: hidden;
            margin: 28px 0;
        }

        .article-content th {
            background: var(--bg-elevated);
            color: var(--primary);
            font-weight: 700;
            padding: 12px 14px;
            text-align: left;
        }

        .article-content td {
            padding: 11px 14px;
            border-top: 1px solid var(--line-weak);
            color: #CFE3DA;
        }

        .article-content iframe,
        .article-content video {
            max-width: 100%;
            border-radius: 12px;
        }

        .article-bottom-nav {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 14px;
            margin-top: 46px;
            padding-top: 26px;
            border-top: 1px solid var(--line-weak);
        }

        .article-back-link,
        .article-next-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-sub);
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--line-weak);
            border-radius: 8px;
            padding: 8px 16px;
            transition: all 0.2s ease;
        }

        .article-back-link:hover,
        .article-next-link:hover {
            color: var(--primary);
            border-color: var(--primary);
            box-shadow: 0 0 12px rgba(0, 237, 176, 0.15);
        }

        .article-empty {
            text-align: center;
            padding: 64px 0 48px;
        }

        .article-empty-icon {
            width: 72px;
            height: 72px;
            margin: 0 auto 18px;
            border: 1px dashed var(--line-neon);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            background: rgba(0, 237, 176, 0.04);
        }

        .article-empty h2 {
            font-size: 24px;
            margin-bottom: 10px;
        }

        .article-empty p {
            color: var(--text-sub);
            margin-bottom: 24px;
        }

        /* related panel */
        .related-panel {
            padding: 62px 0 70px;
            background: var(--bg-section);
            border-top: 1px solid var(--line-weak);
        }

        .related-panel .section-title-wrap h2 {
            font-size: 27px;
        }

        .related-card {
            display: block;
            background: var(--bg-card);
            border: 1px solid var(--line-weak);
            border-radius: var(--radius-md);
            overflow: hidden;
            height: 100%;
            transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
        }

        .related-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
            box-shadow: 0 16px 32px rgba(0, 0, 0, 0.45), 0 0 0 rgba(0, 237, 176, 0);
        }

        .related-thumb {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--bg-elevated);
        }

        .related-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
            transition: transform 0.3s ease;
        }

        .related-card:hover .related-thumb img {
            transform: scale(1.04);
        }

        .related-badge {
            position: absolute;
            left: 12px;
            top: 12px;
            border-radius: 999px;
            background: rgba(0, 237, 176, 0.92);
            color: #06251A;
            font-size: 12px;
            font-weight: 700;
            padding: 5px 12px;
            line-height: 1.4;
            box-shadow: 0 4px 18px rgba(0, 0, 0, 0.4);
        }

        .related-badge.orange {
            background: rgba(255, 138, 61, 0.95);
            color: #261006;
        }

        .related-body {
            padding: 20px 20px 22px;
        }

        .related-body h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.5;
            color: var(--text-main);
            transition: color 0.25s ease;
        }

        .related-body h3 a {
            color: inherit;
        }

        .related-body h3 a:hover {
            color: var(--primary);
        }

        .related-body p {
            font-size: 14px;
            color: var(--text-sub);
            margin-bottom: 16px;
            line-height: 1.7;
        }

        .related-link {
            font-size: 14px;
            font-weight: 700;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /* bottom cta */
        .bottom-cta-band {
            padding: 62px 0;
            background: linear-gradient(180deg, rgba(0, 237, 176, 0.05), transparent), #0A100D;
        }

        .bottom-cta-card {
            background: linear-gradient(145deg, #10201A, #0D1814);
            border: 1px solid rgba(0, 237, 176, 0.2);
            border-radius: var(--radius-lg);
            padding: 46px 48px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
            box-shadow: 0 18px 48px rgba(0, 0, 0, 0.5);
        }

        .bottom-cta-card h2 {
            font-size: 25px;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .bottom-cta-card p {
            color: var(--text-sub);
            font-size: 15px;
            max-width: 520px;
            margin-bottom: 0;
        }

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

        /* footer */
        .site-footer {
            background: #060B09;
            border-top: 1px solid var(--line-weak);
            padding: 66px 0 0;
        }

        .footer-columns {
            padding-bottom: 42px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }

        .footer-brand span {
            font-size: 24px;
            font-weight: 800;
            color: #F1FFFA;
            letter-spacing: 1px;
        }

        .footer-about {
            color: var(--text-weak);
            font-size: 14px;
            max-width: 360px;
            line-height: 1.8;
        }

        .site-footer h5 {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            letter-spacing: 0.6px;
            margin-bottom: 16px;
            text-transform: none;
        }

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

        .site-footer ul li {
            margin-bottom: 11px;
        }

        .site-footer ul a,
        .site-footer .footer-contact-list {
            color: var(--text-weak);
            font-size: 14px;
            transition: color 0.2s ease;
        }

        .site-footer ul a:hover {
            color: var(--primary);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 18px 0;
            font-size: 13px;
            color: #4C635A;
        }

        .footer-bottom .container {
            gap: 8px;
            min-height: 34px;
        }

        @media (max-width: 991.98px) {
            .site-header .navbar-collapse {
                background: rgba(8, 15, 12, 0.98);
                border-bottom: 1px solid var(--line-neon);
                padding: 16px 12px 24px;
                border-radius: 0 0 14px 14px;
            }

            .main-nav {
                flex-direction: column;
                gap: 4px;
            }

            .main-nav .nav-link {
                padding: 13px 8px !important;
                border-radius: 8px;
            }

            .main-nav .nav-link:after {
                left: 8px;
                right: auto;
                bottom: 8px;
                width: 32px;
                transform: scaleX(0);
            }

            .main-nav .nav-link:hover,
            .main-nav .nav-link.active {
                background: rgba(0, 237, 176, 0.06);
            }

            .header-login-btn {
                margin-top: 14px;
                width: 100%;
            }

            .article-hero {
                padding-top: 126px;
            }

            .article-shell {
                padding: 36px 28px 42px;
            }

            .bottom-cta-card {
                padding: 32px 26px;
            }
        }

        @media (max-width: 767.98px) {
            .section-pad {
                padding: 50px 0;
            }

            .container {
                padding-left: 20px;
                padding-right: 20px;
            }

            .article-hero {
                padding: 112px 0 46px;
            }

            .breadcrumb-nav {
                margin-bottom: 18px;
            }

            .article-hero-title {
                font-size: 27px;
                line-height: 1.4;
            }

            .article-hero-meta {
                gap: 10px 16px;
                font-size: 13px;
            }

            .article-main {
                padding: 20px 0 50px;
            }

            .article-shell {
                padding: 28px 18px 34px;
                border-radius: 14px;
            }

            .article-summary {
                padding: 16px 16px;
            }

            .article-content {
                font-size: 15px;
            }

            .article-content h2 {
                font-size: 21px;
            }

            .article-content h3 {
                font-size: 18px;
            }

            .related-panel,
            .bottom-cta-band {
                padding: 48px 0;
            }

            .section-title-wrap h2 {
                font-size: 23px;
            }

            .related-body h3 {
                font-size: 18px;
            }

            .bottom-cta-card {
                padding: 28px 22px;
                text-align: left;
            }

            .bottom-cta-card h2 {
                font-size: 21px;
            }

            .bottom-cta-actions {
                width: 100%;
            }

            .btn-neon,
            .btn-outline-neon {
                width: 100%;
            }

            .footer-brand span {
                font-size: 20px;
            }
        }

        @media (max-width: 430px) {
            .brand-lockup .brand-text {
                font-size: 20px;
            }

            .brand-lockup svg {
                width: 28px;
                height: 28px;
            }

            .header-login-btn {
                font-size: 13px;
                padding: 8px 14px;
            }

            .article-hero-title {
                font-size: 23px;
            }

            .article-bottom-nav {
                flex-direction: column;
            }

            .breadcrumb-nav .bread-now {
                max-width: 150px;
            }
        }

/* roulang page: category1 */
:root {
      --bg-body: #0A100D;
      --bg-section: #0D1814;
      --bg-card: #111E1A;
      --bg-elevated: #172620;
      --line-weak: rgba(180, 220, 200, 0.14);
      --line-mid: rgba(180, 220, 200, 0.24);
      --neon: #00EDB0;
      --neon-soft: rgba(0, 237, 176, 0.12);
      --accent: #FF8A3D;
      --accent-soft: rgba(255, 138, 61, 0.12);
      --info: #8B7BFF;
      --danger: #FF5A5A;
      --success: #31E889;
      --text-main: #EAF7F1;
      --text-sub: #9DB4A9;
      --text-dim: #5F786D;
      --radius-lg: 16px;
      --radius-md: 12px;
      --radius-sm: 8px;
      --shadow-card: 0 14px 24px rgba(0, 0, 0, 0.4);
      --shadow-neon: 0 0 18px rgba(0, 237, 176, 0.25);
      --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }

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

    html {
      scroll-behavior: smooth;
    }

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

    a {
      color: inherit;
      text-decoration: none;
      transition: color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, opacity 0.25s ease, background 0.25s ease, transform 0.25s ease;
    }

    img {
      max-width: 100%;
      height: auto;
      object-fit: cover;
    }

    .container {
      max-width: 1200px;
    }

    section {
      position: relative;
    }

    .page-main {
      overflow: hidden;
    }

    .section-title-wrap {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      gap: 24px;
      margin-bottom: 40px;
      flex-wrap: wrap;
    }

    .section-title-wrap .section-caption {
      color: var(--text-sub);
      margin: 0;
      font-size: 15px;
      max-width: 640px;
    }

    .h2-title {
      font-size: 30px;
      line-height: 1.3;
      font-weight: 800;
      margin: 0 0 10px;
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .h2-title::before {
      content: "";
      width: 4px;
      height: 24px;
      border-radius: 999px;
      background: var(--neon);
      box-shadow: var(--shadow-neon);
      flex-shrink: 0;
    }

    .accent-link {
      color: var(--neon);
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 14px;
      border-bottom: 1px solid transparent;
      padding-bottom: 2px;
    }

    .accent-link:hover {
      border-bottom-color: rgba(0, 237, 176, 0.55);
      color: #ffffff;
    }

    .btn-neon,
    .btn-neon-lg,
    .btn-outline,
    .btn-accent {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      text-align: center;
      font-weight: 700;
      border-radius: var(--radius-md);
      padding: 12px 26px;
      font-size: 15px;
      line-height: 1.2;
      white-space: nowrap;
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.25s var(--ease);
      text-decoration: none;
    }

    .btn-neon {
      background: var(--neon);
      color: #07110E;
      border-color: var(--neon);
      box-shadow: 0 0 14px rgba(0, 237, 176, 0.25);
    }

    .btn-neon:hover,
    .btn-neon-lg:hover {
      background: #38F7C6;
      color: #07110E;
      box-shadow: 0 0 28px rgba(0, 237, 176, 0.45);
      transform: translateY(-2px);
    }

    .btn-neon-lg {
      background: var(--neon);
      color: #07110E;
      border-color: var(--neon);
      padding: 16px 38px;
      font-size: 16px;
      border-radius: var(--radius-md);
      box-shadow: 0 0 26px rgba(0, 237, 176, 0.22);
    }

    .btn-outline {
      background: rgba(0, 237, 176, 0.06);
      border: 1px solid rgba(0, 237, 176, 0.55);
      color: var(--neon);
    }

    .btn-outline:hover {
      background: rgba(0, 237, 176, 0.16);
      border-color: var(--neon);
      box-shadow: 0 0 18px rgba(0, 237, 176, 0.22);
    }

    .btn-accent {
      background: var(--accent);
      border-color: var(--accent);
      color: #171006;
    }

    .btn-accent:hover {
      background: #FFA264;
      border-color: #FFA264;
      color: #171006;
      box-shadow: 0 0 22px rgba(255, 138, 61, 0.45);
      transform: translateY(-2px);
    }

    .btn:focus-visible,
    a:focus-visible,
    button:focus-visible {
      outline: 2px solid var(--neon);
      outline-offset: 3px;
    }

    /* ===== Header / Nav ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1080;
      background: rgba(10, 16, 13, 0.88);
      -webkit-backdrop-filter: blur(14px);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--line-weak);
      box-shadow: 0 8px 30px rgba(0, 0, 0, 0.28);
    }

    .site-header::after {
      content: "";
      display: block;
      height: 2px;
      background: linear-gradient(90deg, transparent, rgba(0, 237, 176, 0.7), transparent);
      position: absolute;
      left: 0;
      right: 0;
      bottom: -1px;
      pointer-events: none;
    }

    .header-inner {
      min-height: 72px;
      padding-top: 10px;
      padding-bottom: 10px;
      position: relative;
    }

    .brand-lockup {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 18px;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: 0.02em;
      margin-right: 12px;
    }

    .brand-lockup:hover {
      color: #ffffff;
    }

    .brand-text {
      line-height: 1.2;
    }

    .main-nav .nav-item {
      margin: 0 2px;
    }

    .main-nav .nav-link {
      display: inline-block;
      padding: 10px 20px !important;
      color: var(--text-main);
      font-weight: 500;
      font-size: 15px;
      position: relative;
      letter-spacing: 0.2px;
    }

    .main-nav .nav-link::after {
      content: "";
      position: absolute;
      height: 2px;
      width: 0;
      left: 20px;
      right: 20px;
      bottom: 2px;
      background: var(--neon);
      border-radius: 999px;
      box-shadow: 0 0 12px rgba(0, 237, 176, 0.9);
      transition: width 0.25s var(--ease);
    }

    .main-nav .nav-link:hover {
      color: var(--neon);
    }

    .main-nav .nav-link:hover::after,
    .main-nav .nav-link.active::after {
      width: calc(100% - 40px);
    }

    .main-nav .nav-link.active {
      color: var(--neon);
      text-shadow: 0 0 12px rgba(0, 237, 176, 0.35);
    }

    .header-login-btn {
      padding: 9px 20px;
      font-size: 14px;
      border-radius: var(--radius-sm);
      background: var(--neon);
      color: #07110E;
      font-weight: 700;
      box-shadow: 0 0 12px rgba(0, 237, 176, 0.18);
    }

    .header-login-btn:hover {
      box-shadow: 0 0 22px rgba(0, 237, 176, 0.45);
      color: #07110E;
      transform: translateY(-1px);
    }

    .navbar-toggler {
      border: 1px solid var(--line-mid);
      background: transparent;
      padding: 6px 10px;
      border-radius: var(--radius-sm);
    }

    .navbar-toggler:focus {
      box-shadow: 0 0 0 2px rgba(0, 237, 176, 0.5);
    }

    .navbar-toggler-icon {
      background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3e%3cpath stroke='%23EAF7F1' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }

    @media (max-width: 991.98px) {
      .navbar-collapse {
        background: rgba(10, 16, 13, 0.97);
        padding: 18px 16px;
        border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        border: 1px solid var(--line-weak);
        border-top: none;
        margin-top: 12px;
        box-shadow: 0 22px 34px rgba(0, 0, 0, 0.44);
      }
      .main-nav {
        gap: 2px;
        margin-bottom: 14px;
      }
      .main-nav .nav-link {
        display: block;
      }
    }

    /* ===== Subpage hero ===== */
    .subpage-hero {
      background-color: #0B1512;
      padding: 84px 0 76px;
      overflow: hidden;
      border-bottom: 1px solid var(--line-weak);
    }

    .subpage-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(100deg, rgba(10, 16, 13, 0.96) 0%, rgba(10, 16, 13, 0.82) 36%, rgba(10, 16, 13, 0.46) 100%),
        url("/assets/images/backpic/back-2.webp") center 22% / cover no-repeat;
      z-index: 0;
      transform: scaleX(-1);
    }

    .subpage-hero > .container {
      position: relative;
      z-index: 1;
    }

    .hero-copy .eyebrow {
      color: var(--neon);
      font-weight: 600;
      font-size: 13px;
      letter-spacing: 0.12em;
      background: rgba(0, 237, 176, 0.08);
      border: 1px solid rgba(0, 237, 176, 0.22);
      padding: 6px 14px;
      border-radius: 999px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 22px;
    }

    .hero-copy h1 {
      font-size: 48px;
      font-weight: 800;
      line-height: 1.18;
      color: #ffffff;
      margin-bottom: 20px;
      letter-spacing: 0.01em;
    }

    .hero-copy h1 span {
      color: var(--neon);
      text-shadow: 0 0 18px rgba(0, 237, 176, 0.38);
    }

    .hero-copy .lead {
      font-size: 16px;
      line-height: 1.8;
      color: #C3D6CD;
      max-width: 650px;
      margin-bottom: 30px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      align-items: center;
      margin-bottom: 32px;
    }

    .hero-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 20px;
    }

    .hero-badges span {
      font-size: 13px;
      color: var(--text-sub);
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid var(--line-weak);
      padding: 7px 14px;
      border-radius: 999px;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .hero-badges span::before {
      content: "";
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--neon);
      box-shadow: 0 0 8px rgba(0, 237, 176, 0.7);
    }

    .hero-visual .hero-visual-card {
      background: rgba(17, 30, 26, 0.62);
      border: 1px solid var(--line-mid);
      border-radius: var(--radius-lg);
      padding: 12px;
      box-shadow: var(--shadow-card);
      position: relative;
      margin-left: auto;
      max-width: 440px;
      -webkit-backdrop-filter: blur(10px);
      backdrop-filter: blur(10px);
    }

    .hero-visual-card img {
      border-radius: var(--radius-md);
      width: 100%;
      height: 240px;
      object-fit: cover;
    }

    .hero-status-inner {
      padding: 16px 6px 6px;
    }

    .hero-status-inner .hstatus-title {
      font-size: 15px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 4px;
    }

    .hero-status-inner .hstatus-sub {
      color: var(--text-sub);
      font-size: 13px;
      margin-bottom: 14px;
    }

    .status-line {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 10px 0;
      border-top: 1px solid rgba(180, 220, 200, 0.08);
      font-size: 14px;
      color: var(--text-sub);
    }

    .status-line:first-of-type {
      border-top: 0;
    }

    .status-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--success);
      box-shadow: 0 0 8px rgba(49, 232, 137, 0.7);
      flex-shrink: 0;
    }

    @media (max-width: 991.98px) {
      .subpage-hero {
        padding: 60px 0 56px;
      }
      .hero-copy h1 {
        font-size: 38px;
      }
      .hero-visual {
        margin-top: 34px;
      }
      .hero-visual .hero-visual-card {
        max-width: 100%;
        margin-left: 0;
      }
    }

    @media (max-width: 575.98px) {
      .hero-copy h1 {
        font-size: 30px;
      }
      .hero-copy .h2-title {
        font-size: 24px;
      }
      .hero-actions .btn-neon,
      .hero-actions .btn-outline {
        flex: 1;
        padding-left: 18px;
        padding-right: 18px;
      }
    }

    /* ===== Shared Section ===== */
    .section-process,
    .section-services {
      padding: 84px 0 80px;
      background: var(--bg-section);
      border-bottom: 1px solid var(--line-weak);
    }

    .section-packages,
    .section-scene,
    .section-faq {
      padding: 84px 0 80px;
      background: var(--bg-section);
      border-bottom: 1px solid var(--line-weak);
    }

    @media (max-width: 767.98px) {
      .section-process,
      .section-services,
      .section-packages,
      .section-scene,
      .section-faq {
        padding: 58px 0 54px;
      }
      .h2-title {
        font-size: 24px;
      }
      .section-title-wrap {
        margin-bottom: 28px;
      }
    }

    /* ===== Flow / Process ===== */
    .process-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      position: relative;
    }

    .process-card {
      background: var(--bg-card);
      border: 1px solid var(--line-weak);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-card);
      padding: 34px 28px 28px;
      position: relative;
      transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
    }

    .process-card:hover {
      transform: translateY(-4px);
      border-color: rgba(0, 237, 176, 0.5);
      box-shadow: 0 20px 34px rgba(0, 0, 0, 0.42), 0 0 0 rgba(0, 237, 176, 0);
    }

    .process-step {
      position: relative;
      z-index: 1;
    }

    .process-step .step-index {
      position: absolute;
      top: -16px;
      right: 18px;
      font-size: 64px;
      font-weight: 800;
      color: rgba(255, 255, 255, 0.04);
      line-height: 1;
      pointer-events: none;
      font-variant-numeric: tabular-nums;
    }

    .step-marker {
      width: 54px;
      height: 54px;
      border-radius: 50%;
      background: #0F1F19;
      border: 1px solid rgba(0, 237, 176, 0.5);
      box-shadow: 0 0 0 7px rgba(0, 237, 176, 0.06), 0 0 22px rgba(0, 237, 176, 0.14);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 24px;
      color: var(--neon);
    }

    .step-marker svg {
      width: 24px;
      height: 24px;
    }

    .process-card h3 {
      color: #ffffff;
      font-size: 19px;
      font-weight: 700;
      margin-bottom: 14px;
      letter-spacing: 0.02em;
    }

    .process-card p {
      color: var(--text-sub);
      font-size: 14px;
      margin-bottom: 0;
      line-height: 1.75;
    }

    .process-note {
      margin-top: 34px;
      border-left: 3px solid var(--accent);
      background: rgba(255, 138, 61, 0.06);
      border-radius: 0 var(--radius-md) var(--radius-md) 0;
      padding: 14px 20px;
      color: var(--text-sub);
      font-size: 14px;
    }

    .process-note strong {
      color: var(--accent);
      font-weight: 600;
    }

    @media (min-width: 992px) {
      .process-step:nth-child(2) {
        transform: translateY(38px);
      }
      .process-grid {
        padding-bottom: 40px;
      }
      .process-step:not(:last-child)::after {
        content: "";
        position: absolute;
        top: 27px;
        left: calc(50% + 45px);
        width: calc(100% - 40px);
        border-top: 2px dashed rgba(0, 237, 176, 0.28);
        z-index: 0;
      }
    }

    @media (max-width: 991.98px) {
      .process-grid {
        grid-template-columns: 1fr;
        gap: 26px;
        padding-top: 10px;
      }
      .process-card {
        padding: 26px 24px;
      }
      .process-card h3 {
        font-size: 17px;
      }
    }

    /* ===== Package cards ===== */
    .pack-main-cols {
      margin-bottom: 24px;
    }

    .member-pack-card {
      height: 100%;
      background: var(--bg-card);
      border: 1px solid var(--line-weak);
      border-radius: var(--radius-lg);
      padding: 30px 30px 26px;
      position: relative;
      transition: all 0.25s ease;
      display: flex;
      flex-direction: column;
    }

    .member-pack-card:hover {
      border-color: rgba(0, 237, 176, 0.48);
      transform: translateY(-4px);
      box-shadow: var(--shadow-card);
    }

    .member-pack-card.recommend {
      border: 1px solid rgba(0, 237, 176, 0.7);
      box-shadow: 0 0 0 1px rgba(0, 237, 176, 0.09), 0 0 34px rgba(0, 237, 176, 0.13);
    }

    .pack-corner {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(0, 237, 176, 0.12);
      border: 1px solid rgba(0, 237, 176, 0.42);
      color: var(--neon);
      font-size: 12px;
      font-weight: 700;
      border-radius: 999px;
      align-self: flex-start;
      padding: 6px 13px;
      margin-bottom: 18px;
    }

    .pack-cornor-accent {
      background: rgba(255, 138, 61, 0.12);
      border-color: rgba(255, 138, 61, 0.42);
      color: var(--accent);
    }

    .member-pack-card h3 {
      font-size: 21px;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 8px;
    }

    .member-pack-card .pack-desc {
      color: var(--text-sub);
      font-size: 14px;
      margin-bottom: 20px;
    }

    .feature-list {
      list-style: none;
      margin: 0;
      padding: 0;
      flex: 1;
    }

    .feature-list li {
      display: flex;
      gap: 10px;
      font-size: 14px;
      color: #C6D6CF;
      align-items: flex-start;
      padding: 9px 0;
      border-bottom: 1px solid rgba(180, 220, 200, 0.08);
    }

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

    .feature-list li svg {
      flex: none;
      width: 18px;
      height: 18px;
      margin-top: 3px;
      color: var(--neon);
    }

    .feature-list li.dim svg {
      color: var(--text-dim);
    }

    .pack-footer {
      border-top: 1px solid rgba(180, 220, 200, 0.12);
      padding-top: 18px;
      margin-top: 14px;
    }

    .wide-pack-card {
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255, 138, 61, 0.45);
      background: linear-gradient(110deg, rgba(255, 138, 61, 0.1) 0%, rgba(17, 30, 26, 0.9) 60%);
      padding: 30px 34px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 30px;
      flex-wrap: wrap;
      margin-top: 20px;
      position: relative;
      overflow: hidden;
    }

    .wide-pack-card::after {
      content: "";
      width: 180px;
      height: 180px;
      border-radius: 50%;
      background: rgba(255, 138, 61, 0.06);
      position: absolute;
      right: -48px;
      top: -60px;
    }

    .wide-pack-card .wide-copy {
      position: relative;
      z-index: 1;
      flex: 1 1 360px;
    }

    .wide-pack-card .pack-tagline {
      display: inline-block;
      background: rgba(255, 138, 61, 0.14);
      color: var(--accent);
      border-radius: 999px;
      border: 1px solid rgba(255, 138, 61, 0.4);
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0.05em;
      padding: 6px 14px;
      margin-bottom: 14px;
    }

    .wide-pack-card h3 {
      font-size: 22px;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 8px;
    }

    .wide-pack-card p {
      color: var(--text-sub);
      margin-bottom: 0;
      font-size: 14px;
    }

    .wide-pack-card .wide-actions {
      flex: 0 0 auto;
      position: relative;
      z-index: 1;
    }

    @media (max-width: 767.98px) {
      .wide-pack-card {
        padding: 26px 22px;
      }
      .wide-pack-card h3 {
        font-size: 19px;
      }
      .pack-actions .btn-neon,
      .pack-actions .btn-outline {
        width: 100%;
      }
    }

    .pack-actions {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
      margin-top: 14px;
    }

    @media (max-width: 575.98px) {
      .pack-actions .btn-neon,
      .pack-actions .btn-outline {
        flex: 1;
        min-width: 0;
      }
    }

    /* ===== Scene section ===== */
    .section-scene {
      background: var(--bg-body);
    }

    .scene-main-card {
      border: 1px solid var(--line-weak);
      border-radius: var(--radius-lg);
      overflow: hidden;
      position: relative;
      height: 100%;
      min-height: 360px;
      box-shadow: var(--shadow-card);
      background: var(--bg-card);
    }

    .scene-main-card img.scene-cover {
      width: 100%;
      height: 100%;
      object-fit: cover;
      position: absolute;
      inset: 0;
      opacity: 0.65;
    }

    .scene-main-card .scene-overlay-content {
      position: absolute;
      inset: auto 0 0 0;
      padding: 34px 30px 28px;
      background: linear-gradient(180deg, transparent, rgba(10, 16, 13, 0.92) 72%);
      z-index: 1;
    }

    .scene-overlay-content .badge {
      background: var(--neon);
      color: #07110E;
      font-weight: 700;
      border-radius: 999px;
      padding: 6px 14px;
      font-size: 12px;
      margin-bottom: 12px;
    }

    .scene-overlay-content h3 {
      color: #fff;
      font-size: 21px;
      margin-bottom: 10px;
      font-weight: 700;
    }

    .scene-overlay-content p {
      color: rgba(255, 255, 255, 0.78);
      font-size: 14px;
      margin-bottom: 0;
      line-height: 1.7;
    }

    .scene-mini-card {
      height: 100%;
      background: var(--bg-card);
      border: 1px solid var(--line-weak);
      border-radius: var(--radius-md);
      padding: 26px 26px;
      transition: all 0.25s ease;
      position: relative;
    }

    .scene-mini-card:hover {
      transform: translateY(-4px);
      border-color: rgba(0, 237, 176, 0.36);
      box-shadow: var(--shadow-card);
    }

    .mini-icon {
      width: 40px;
      height: 40px;
      border-radius: 10px;
      background: rgba(0, 237, 176, 0.1);
      border: 1px solid rgba(0, 237, 176, 0.2);
      color: var(--neon);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 18px;
    }

    .mini-icon svg {
      width: 21px;
      height: 21px;
    }

    .scene-mini-card h3 {
      font-size: 17px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 10px;
    }

    .scene-mini-card p {
      color: var(--text-sub);
      font-size: 14px;
      margin-bottom: 0;
    }

    @media (max-width: 767.98px) {
      .scene-main-card {
        min-height: 330px;
      }
      .scene-main-card img.scene-cover {
        height: 100%;
      }
    }

    /* ===== FAQ ===== */
    .faq-layout {
      gap: 28px;
    }

    .faq-accordion .accordion-item {
      background: var(--bg-card);
      border: 1px solid var(--line-weak);
      border-radius: var(--radius-md) !important;
      margin-bottom: 14px;
      overflow: hidden;
    }

    .faq-accordion .accordion-item:last-child {
      margin-bottom: 0;
    }

    .faq-accordion .accordion-header {
      margin-bottom: 0;
    }

    .faq-accordion .accordion-button {
      background: var(--bg-card);
      color: var(--text-main);
      font-size: 16px;
      font-weight: 600;
      padding: 18px 22px;
      box-shadow: none;
      line-height: 1.5;
    }

    .faq-accordion .accordion-button:not(.collapsed) {
      background: #14251F;
      color: var(--neon);
    }

    .faq-accordion .accordion-button:focus {
      box-shadow: 0 0 0 2px rgba(0, 237, 176, 0.4);
    }

    .faq-accordion .accordion-button::after {
      background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2300EDB0'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
    }

    .faq-accordion .accordion-button:not(.collapsed)::after {
      background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2300EDB0'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
      transform: rotate(180deg);
    }

    .faq-accordion .accordion-button:hover {
      color: var(--neon);
    }

    .faq-accordion .accordion-body {
      color: var(--text-sub);
      font-size: 14px;
      padding: 0 22px 22px;
      background: var(--bg-card);
      line-height: 1.75;
      border-top: 1px solid rgba(180, 220, 200, 0.06);
    }

    .faq-side-card {
      background: var(--bg-card);
      border: 1px solid var(--line-weak);
      border-radius: var(--radius-lg);
      padding: 30px;
      height: 100%;
    }

    .faq-side-card .side-icon {
      width: 46px;
      height: 46px;
      border-radius: 12px;
      background: rgba(138, 123, 255, 0.1);
      color: var(--info);
      border: 1px solid rgba(138, 123, 255, 0.26);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
    }

    .faq-side-card h3 {
      font-size: 19px;
      color: #fff;
      margin-bottom: 14px;
      line-height: 1.4;
    }

    .faq-side-card p {
      color: var(--text-sub);
      font-size: 14px;
      margin-bottom: 24px;
    }

    .faq-side-card .btn-neon {
      width: 100%;
    }

    @media (max-width: 991.98px) {
      .faq-side-card {
        margin-top: 0;
      }
    }

    @media (max-width: 575.98px) {
      .faq-accordion .accordion-button {
        font-size: 15px;
      }
    }

    /* ===== CTA Banner ===== */
    .cta-banner {
      background: var(--bg-section);
      border-bottom: 1px solid var(--line-weak);
      padding: 0;
    }

    .cta-frame {
      overflow: hidden;
      border-radius: var(--radius-lg);
      background: linear-gradient(125deg, #0E1B17, #14241F);
      border: 1px solid rgba(0, 237, 176, 0.24);
      position: relative;
      padding: 46px;
      margin: 70px 0;
      box-shadow: 0 20px 44px rgba(0, 0, 0, 0.4);
    }

    .cta-frame::before {
      content: "";
      display: block;
      height: 3px;
      background: linear-gradient(90deg, var(--neon), var(--accent));
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
    }

    .cta-frame::after {
      content: "";
      position: absolute;
      right: -100px;
      top: -80px;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      background: rgba(0, 237, 176, 0.05);
      pointer-events: none;
    }

    .cta-frame h2 {
      font-size: 28px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 12px;
      line-height: 1.3;
    }

    .cta-frame p {
      color: var(--text-sub);
      font-size: 15px;
      max-width: 700px;
      margin-bottom: 30px;
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      align-items: center;
      position: relative;
      z-index: 1;
    }

    .cta-contact-line {
      color: var(--text-sub);
      font-size: 14px;
      margin: 0;
    }

    .cta-contact-line strong {
      color: #fff;
      margin-right: 6px;
    }

    @media (max-width: 767.98px) {
      .cta-frame {
        padding: 34px 26px;
        margin: 48px 0;
      }
      .cta-frame h2 {
        font-size: 23px;
      }
      .cta-actions .btn-neon-lg {
        flex: 1 1 100%;
      }
    }

    /* ===== Footer ===== */
    .site-footer {
      background: #050907;
      border-top: 1px solid var(--line-weak);
      padding-top: 64px;
      color: var(--text-sub);
      font-size: 14px;
    }

    .footer-columns {
      padding-bottom: 44px;
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      color: #ffffff;
      font-size: 18px;
      font-weight: 800;
      margin-bottom: 18px;
    }

    .footer-about {
      color: var(--text-sub);
      max-width: 300px;
      line-height: 1.75;
      font-size: 14px;
      margin-bottom: 0;
    }

    .site-footer h5 {
      color: #DDEAE3;
      font-size: 15px;
      margin-bottom: 20px;
      font-weight: 600;
    }

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

    .site-footer ul li + li {
      margin-top: 12px;
    }

    .site-footer ul a {
      color: var(--text-sub);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .site-footer ul a:hover {
      color: var(--neon);
    }

    .footer-contact-list li {
      line-height: 1.9;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding: 22px 0;
      font-size: 13px;
      color: var(--text-dim);
    }

    @media (max-width: 575.98px) {
      .footer-columns {
        padding-bottom: 30px;
      }
      .site-footer {
        padding-top: 46px;
      }
    }

/* roulang page: category2 */
:root {
            --bg-body: #0A100D;
            --bg-section: #0D1814;
            --bg-card: #111E1A;
            --bg-elevated: #172620;
            --line-weak: rgba(180, 220, 200, 0.14);
            --line-neon: rgba(0, 237, 176, 0.55);
            --primary: #00EDB0;
            --accent: #FF8A3D;
            --info: #8B7BFF;
            --text-main: #EAF7F1;
            --text-secondary: #9DB4A9;
            --text-muted: #5F786D;
            --success: #31E889;
            --error: #FF5A5A;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --radius-pill: 999px;
            --shadow-card: 0 14px 24px rgba(0, 0, 0, 0.35);
            --glow-primary: 0 0 18px rgba(0, 237, 176, 0.3);
            --glow-accent: 0 0 18px rgba(255, 138, 61, 0.35);
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-main);
            background-color: var(--bg-body);
            color: var(--text-main);
            line-height: 1.75;
            font-size: 16px;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
        }
        a:hover {
            color: var(--primary);
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
        }
        .container {
            max-width: 1200px;
        }
        .neon-title {
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: 0.01em;
        }
        .neon-title .highlight {
            color: var(--primary);
            text-shadow: 0 0 12px rgba(0, 237, 176, 0.25);
        }
        .section-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 14px;
            background: rgba(0, 237, 176, 0.1);
            border: 1px solid rgba(0, 237, 176, 0.25);
            border-radius: var(--radius-pill);
            font-size: 13px;
            color: var(--primary);
            letter-spacing: 0.05em;
            font-weight: 500;
        }
        .section-badge.accent {
            background: rgba(255, 138, 61, 0.08);
            border-color: rgba(255, 138, 61, 0.3);
            color: var(--accent);
        }
        .section-title-wrap {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            margin-bottom: 40px;
        }
        .section-title-wrap .mark-line {
            width: 4px;
            height: 28px;
            background: var(--primary);
            border-radius: 4px;
            box-shadow: 0 0 12px rgba(0, 237, 176, 0.5);
            flex-shrink: 0;
            margin-top: 6px;
        }
        .section-title-wrap h2 {
            font-size: 28px;
            font-weight: 700;
            margin: 0;
            line-height: 1.3;
        }
        .section-title-wrap .section-desc {
            color: var(--text-secondary);
            font-size: 15px;
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .section-title-wrap {
                margin-bottom: 28px;
            }
            .section-title-wrap h2 {
                font-size: 22px;
            }
        }

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1030;
            background: rgba(10, 16, 13, 0.88);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid transparent;
        }
        .site-header::after {
            content: "";
            display: block;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--primary), transparent);
            opacity: 0.8;
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
        }
        .header-inner {
            min-height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: nowrap;
        }
        .brand-lockup {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .brand-lockup svg {
            display: block;
        }
        .brand-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: 0.01em;
            line-height: 1.2;
            white-space: nowrap;
        }
        .brand-text:hover {
            color: var(--text-main);
        }
        .main-nav .nav-link {
            color: var(--text-secondary);
            font-size: 15px;
            font-weight: 500;
            padding: 10px 22px !important;
            position: relative;
            transition: color 0.24s ease;
            white-space: nowrap;
        }
        .main-nav .nav-link::after {
            content: "";
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: 4px;
            height: 2px;
            background: var(--primary);
            box-shadow: 0 0 8px rgba(0, 237, 176, 0.7);
            border-radius: 2px;
            transform: scaleX(0);
            transition: transform 0.24s ease;
        }
        .main-nav .nav-link:hover,
        .main-nav .nav-link.active {
            color: var(--primary);
        }
        .main-nav .nav-link.active::after,
        .main-nav .nav-link:hover::after {
            transform: scaleX(1);
        }
        .navbar-toggler {
            border: 1px solid rgba(0, 237, 176, 0.35);
            background: transparent;
            border-radius: 8px;
            padding: 4px 8px;
        }
        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%2300EDB0' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
        }
        .navbar-collapse {
            background: transparent;
        }
        .btn-neon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--primary);
            color: #0A100D;
            font-weight: 600;
            font-size: 15px;
            line-height: 1;
            padding: 12px 24px;
            border-radius: 8px;
            border: none;
            transition: all 0.25s ease;
            white-space: nowrap;
            cursor: pointer;
        }
        .btn-neon:hover {
            background: #3ff0c3;
            box-shadow: 0 0 20px rgba(0, 237, 176, 0.4);
            color: #0A100D;
            transform: translateY(-1px);
        }
        .btn-neon:focus {
            outline: 2px solid rgba(0, 237, 176, 0.6);
            outline-offset: 2px;
            box-shadow: 0 0 0 4px rgba(0, 237, 176, 0.12);
        }
        .header-login-btn {
            height: 40px;
            padding: 0 20px;
            font-size: 14px;
            border-radius: 8px;
        }
        .btn-outline-neon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--primary);
            border: 1px solid rgba(0, 237, 176, 0.5);
            font-weight: 600;
            font-size: 15px;
            line-height: 1;
            padding: 12px 24px;
            border-radius: 8px;
            transition: all 0.25s ease;
            white-space: nowrap;
            cursor: pointer;
        }
        .btn-outline-neon:hover {
            background: rgba(0, 237, 176, 0.08);
            border-color: var(--primary);
            box-shadow: 0 0 14px rgba(0, 237, 176, 0.2);
            color: var(--primary);
        }
        @media (max-width: 991px) {
            .header-inner {
                flex-wrap: wrap;
                padding-top: 8px;
                padding-bottom: 8px;
            }
            .navbar-collapse {
                background: #0D1814;
                border: 1px solid rgba(0, 237, 176, 0.15);
                border-radius: 12px;
                padding: 14px;
                margin-top: 10px;
            }
            .main-nav .nav-link {
                padding: 10px 12px !important;
                border-radius: 8px;
            }
            .main-nav .nav-link::after {
                display: none;
            }
            .main-nav .nav-link:hover,
            .main-nav .nav-link.active {
                background: rgba(0, 237, 176, 0.06);
            }
            .navbar-nav {
                gap: 2px;
            }
            .header-login-btn {
                width: 100%;
                display: flex;
                margin: 8px 0 0;
            }
            .d-flex.align-items-center.gap-3 {
                width: 100%;
            }
        }
        @media (max-width: 576px) {
            .brand-text {
                font-size: 17px;
            }
            .brand-lockup svg {
                width: 28px;
                height: 28px;
            }
            .navbar-toggler {
                padding: 2px 6px;
            }
        }

        /* Hero */
        .page-hero {
            position: relative;
            padding: 150px 0 80px;
            background: linear-gradient(90deg, rgba(7, 12, 10, 0.94) 0%, rgba(10, 16, 13, 0.75) 45%, rgba(10, 16, 13, 0.35) 100%),
                url('/assets/images/coverpic/cover-3.webp') center/cover no-repeat;
            border-bottom: 1px solid rgba(180, 220, 200, 0.14);
        }
        .page-hero .hero-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 50px;
            align-items: center;
        }
        .page-hero h1 {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.2;
            margin: 0 0 18px;
            letter-spacing: 0.01em;
        }
        .page-hero h1 .accent-text {
            color: var(--primary);
        }
        .page-hero .lead-text {
            color: var(--text-secondary);
            font-size: 17px;
            line-height: 1.8;
            margin-bottom: 30px;
            max-width: 540px;
        }
        .hero-image-wrap {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid rgba(0, 237, 176, 0.25);
            box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.2), 0 24px 48px rgba(0, 0, 0, 0.35);
        }
        .hero-image-wrap img {
            width: 100%;
            height: 300px;
            object-fit: cover;
            display: block;
        }
        .hero-image-wrap .img-overlay-line {
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent), transparent);
            border-radius: 0 0 3px 3px;
        }
        @media (max-width: 992px) {
            .page-hero {
                padding: 130px 0 60px;
            }
            .page-hero .hero-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .page-hero h1 {
                font-size: 32px;
            }
        }
        @media (max-width: 768px) {
            .page-hero {
                padding: 110px 0 50px;
            }
            .page-hero h1 {
                font-size: 27px;
            }
            .page-hero .lead-text {
                font-size: 15px;
            }
            .btn-neon,
            .btn-outline-neon {
                width: 100%;
            }
        }

        /* Hero floating tags */
        .hero-tag-group {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 15px;
        }
        .hero-tag-group .tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 13px;
            color: var(--text-main);
            background: rgba(0, 237, 176, 0.08);
            border: 1px solid rgba(0, 237, 176, 0.25);
            border-radius: var(--radius-pill);
            padding: 4px 14px;
            font-weight: 400;
        }
        .hero-tag-group .tag svg {
            color: var(--primary);
            flex-shrink: 0;
        }

        /* Bento grid */
        .bento-section {
            padding: 80px 0;
            position: relative;
        }
        .bento-section:nth-of-type(even) {
            background-color: var(--bg-section);
        }
        .bento-grid {
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            gap: 24px;
            margin-top: 16px;
        }
        .bento-card {
            background: var(--bg-card);
            border: 1px solid var(--line-weak);
            border-radius: 16px;
            padding: 28px;
            position: relative;
            transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
            overflow: hidden;
        }
        .bento-card:hover {
            transform: translateY(-4px);
            border-color: rgba(0, 237, 176, 0.35);
            box-shadow: var(--shadow-card);
        }
        .bento-card .card-label {
            color: var(--primary);
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.08em;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 16px;
        }
        .bento-card .card-label .num {
            font-size: 22px;
            font-weight: 800;
            color: rgba(0, 237, 176, 0.2);
            line-height: 1;
        }
        .bento-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .bento-card p {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.75;
            margin-bottom: 16px;
        }
        .bento-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-size: 14px;
            font-weight: 500;
            transition: gap 0.2s ease;
        }
        .bento-card .card-link:hover {
            gap: 11px;
            color: var(--primary);
        }
        .bento-card.card-wide {
            grid-column: span 12;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            align-items: center;
        }
        .bento-card.card-wide .card-img {
            width: 100%;
            height: 250px;
            object-fit: cover;
            border-radius: 12px;
        }
        .bento-card.card-mid-left {
            grid-column: span 7;
        }
        .bento-card.card-mid-right {
            grid-column: span 5;
        }
        .bento-card.card-sm-left {
            grid-column: span 5;
        }
        .bento-card.card-sm-right {
            grid-column: span 4;
        }
        .bento-card.card-sm-mid {
            grid-column: span 3;
        }
        @media (max-width: 992px) {
            .bento-card.card-wide,
            .bento-card.card-mid-left,
            .bento-card.card-mid-right,
            .bento-card.card-sm-left,
            .bento-card.card-sm-right,
            .bento-card.card-sm-mid {
                grid-column: span 12;
            }
            .bento-card.card-wide {
                grid-template-columns: 1fr;
            }
            .bento-card.card-wide .card-img {
                height: 220px;
            }
            .bento-section {
                padding: 55px 0;
            }
        }
        @media (max-width: 768px) {
            .bento-grid {
                gap: 14px;
            }
            .bento-card {
                padding: 20px;
            }
            .bento-card h3 {
                font-size: 18px;
            }
        }

        /* service matrix */
        .matrix-section {
            padding: 70px 0;
            background: var(--bg-section);
        }
        .table-wrap {
            overflow-x: auto;
            border: 1px solid var(--line-weak);
            border-radius: 16px;
        }
        .matrix-table {
            width: 100%;
            min-width: 680px;
            border-collapse: separate;
            border-spacing: 0;
            background: var(--bg-card);
            overflow: hidden;
            border-radius: 16px;
        }
        .matrix-table th,
        .matrix-table td {
            padding: 16px 20px;
            text-align: left;
            border-bottom: 1px solid rgba(180, 220, 200, 0.07);
            vertical-align: middle;
            font-size: 15px;
        }
        .matrix-table thead th {
            background: var(--bg-elevated);
            color: var(--text-main);
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.02em;
            border-bottom: 1px solid rgba(0, 237, 176, 0.25);
        }
        .matrix-table thead th.featured-col {
            background: rgba(0, 237, 176, 0.07);
            border-bottom: 2px solid var(--primary);
            position: relative;
        }
        .matrix-table tbody tr:last-child td {
            border-bottom: none;
        }
        .matrix-table tbody tr:hover td {
            background: rgba(0, 237, 176, 0.025);
        }
        .matrix-table td:first-child {
            color: var(--text-main);
            font-weight: 500;
        }
        .matrix-table td.featured-col {
            background: rgba(0, 237, 176, 0.05);
            box-shadow: inset 2px 0 0 rgba(0, 237, 176, 0.4);
        }
        .matrix-table .check-ic {
            color: var(--primary);
        }
        .matrix-table .muted-ic {
            color: rgba(19, 38, 31, 0.8);
        }
        .matrix-table .partial-ic {
            color: var(--accent);
        }
        .matrix-table .table-caption {
            font-size: 13px;
            color: var(--text-secondary);
            padding: 14px 20px;
            background: var(--bg-elevated);
        }
        .badge-popular {
            display: inline-block;
            background: var(--primary);
            color: #0A100D;
            font-size: 12px;
            font-weight: 700;
            padding: 3px 12px;
            border-radius: 999px;
            margin-bottom: 8px;
            letter-spacing: 0.05em;
        }
        @media (max-width: 768px) {
            .matrix-table th,
            .matrix-table td {
                padding: 12px 14px;
                font-size: 14px;
            }
        }

        /* CTA band */
        .cta-band {
            padding: 60px 0;
            background: linear-gradient(120deg, rgba(0, 237, 176, 0.07) 0%, rgba(10, 16, 13, 0.4) 60%, rgba(10, 16, 13, 0.7) 100%);
            border-top: 1px solid rgba(0, 237, 176, 0.2);
            border-bottom: 1px solid rgba(180, 220, 200, 0.1);
            position: relative;
        }
        .cta-band .cta-title {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .cta-band .cta-sub {
            color: var(--text-secondary);
            font-size: 16px;
            margin-bottom: 0;
        }
        .cta-band .cta-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        @media (max-width: 768px) {
            .cta-band .cta-actions {
                width: 100%;
            }
            .cta-band .cta-actions .btn-neon {
                width: 100%;
            }
        }

        /* steps line */
        .steps-section {
            padding: 70px 0;
            background: var(--bg-body);
        }
        .steps-horizontal {
            display: flex;
            gap: 20px;
            position: relative;
            margin-top: 40px;
        }
        .step-item {
            flex: 1;
            position: relative;
            text-align: left;
            min-width: 0;
        }
        .step-item .step-line {
            height: 2px;
            background: linear-gradient(90deg, var(--primary), rgba(0, 237, 176, 0.2));
            margin: 18px 0 16px;
            opacity: 0.5;
            border-radius: 3px;
        }
        .step-item .step-num {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(0, 237, 176, 0.45);
            border-radius: 999px;
            color: var(--primary);
            font-size: 16px;
            font-weight: 700;
            background: rgba(0, 237, 176, 0.07);
            box-shadow: 0 0 10px rgba(0, 237, 176, 0.15);
        }
        .step-item h4 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-main);
            margin-top: 12px;
        }
        .step-item p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 0;
        }
        @media (max-width: 992px) {
            .steps-horizontal {
                flex-direction: column;
                gap: 22px;
            }
        }

        /* FAQ */
        .faq-section {
            padding: 80px 0;
            background: var(--bg-body);
            position: relative;
        }
        .faq-inner {
            max-width: 860px;
            margin: 0 auto;
        }
        .accordion-item {
            background: var(--bg-card);
            border: 1px solid rgba(180, 220, 200, 0.12) !important;
            border-radius: 12px !important;
            margin-bottom: 14px;
            overflow: hidden;
        }
        .accordion-item .accordion-button {
            background: var(--bg-card);
            color: var(--text-main);
            font-size: 16px;
            font-weight: 500;
            padding: 18px 22px;
            box-shadow: none;
            border: none;
        }
        .accordion-item .accordion-button:not(.collapsed) {
            color: var(--primary);
            box-shadow: none;
            background: var(--bg-elevated);
        }
        .accordion-item .accordion-button:focus {
            box-shadow: none;
            outline: none;
            background: var(--bg-elevated);
        }
        .accordion-item .accordion-button::after {
            filter: brightness(0) saturate(100%) invert(78%) sepia(54%) saturate(2800%) hue-rotate(115deg) brightness(100%) contrast(101%);
        }
        .accordion-item .accordion-body {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.8;
            background: var(--bg-elevated);
            padding: 4px 22px 20px;
            border-top: 1px solid rgba(180, 220, 200, 0.06);
        }
        .faq-cta {
            text-align: center;
            margin-top: 40px;
        }
        .faq-cta p {
            color: var(--text-secondary);
            margin-bottom: 14px;
            font-size: 15px;
        }

        /* Footer */
        .site-footer {
            background: #060B08;
            border-top: 1px solid var(--line-weak);
            padding: 70px 0 0;
        }
        .footer-columns {
            padding-bottom: 40px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 14px;
        }
        .footer-about {
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.8;
            max-width: 320px;
            margin-bottom: 0;
        }
        .site-footer h5 {
            color: var(--text-main);
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 18px;
            letter-spacing: 0.02em;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 10px;
        }
        .site-footer ul li a {
            color: var(--text-secondary);
            font-size: 14px;
            transition: color 0.2s ease, padding-left 0.2s ease;
            display: inline-block;
        }
        .site-footer ul li a:hover {
            color: var(--primary);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(180, 220, 200, 0.1);
            padding-top: 14px;
            padding-bottom: 22px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .footer-bottom .container {
            min-height: 30px;
        }
        @media (max-width: 768px) {
            .site-footer {
                padding: 50px 0 0;
            }
            .footer-brand {
                font-size: 18px;
            }
        }

        /* utility */
        .text-secondary-muted {
            color: var(--text-secondary) !important;
        }
        .mt-1 { margin-top: 0.25rem; }
        .mt-2 { margin-top: 0.5rem; }
        .mt-3 { margin-top: 0.75rem; }
        .mt-4 { margin-top: 1rem; }
        .mt-5 { margin-top: 1.5rem; }
        .mb-2 { margin-bottom: 0.5rem; }
        .mb-3 { margin-bottom: 0.75rem; }
        .mb-4 { margin-bottom: 1rem; }
        .mb-5 { margin-bottom: 1.5rem; }
        .section-subhead {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 22px;
        }
        .feature-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .feature-list li {
            color: var(--text-secondary);
            font-size: 14px;
            position: relative;
            padding-left: 14px;
            line-height: 1.8;
        }
        .feature-list li::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0.65em;
            width: 5px;
            height: 5px;
            background: var(--primary);
            border-radius: 50%;
        }
        h1, h2, h3, h4, h5, h6 {
            line-height: 1.3;
        }
        .text-main {
            color: var(--text-main);
        }