html,
body {
  margin: 0;
  min-height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
}

* {
  box-sizing: border-box;
}

:root {
  --bg: #121826;
  --bg-1: #171E2D;
  --bg-2: #1C2333;
  --bg-3: #21293B;
  --gold: #F1D18A;
  --gold-hover: #E0BC6A;
  --text: #E8ECF3;
  --text-2: #C7CEDD;
  --muted: #AAB3C5;
  --card: #1A2130;
  --line: rgba(241,209,138,0.14);
  --footer: #0E1420;
  --dark-text: #1A1F2B;
  --shadow: 0 14px 36px rgba(0,0,0,0.25);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.78;
}

body.menu-open {
  overflow: hidden;
}

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

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

main {
  position: relative;
  z-index: 1;
}

.site-header {
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 9999;
  background: #121826;
  box-shadow: 0 8px 24px rgba(0,0,0,0.22);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(241,209,138,0.10);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  padding: 0 24px;
}

.brand-logo img,
.mobile-logo img,
.drawer-logo img,
.footer-logo img {
  width: 142px;
  height: auto;
  object-fit: contain;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}

.nav-link {
  color: #F1D18A;
  font-size: 14px;
  font-weight: 600;
  padding: 9px 11px;
  border-radius: 999px;
  position: relative;
  white-space: nowrap;
  transition: background .2s ease, transform .2s ease;
}

.nav-link:hover,
.nav-link.is-active {
  background: rgba(241,209,138,0.09);
  color: #F1D18A;
}

.nav-link.is-active::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 4px;
  height: 2px;
  border-radius: 10px;
  background: #F1D18A;
  box-shadow: 0 0 14px rgba(241,209,138,0.42);
}

.main-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: #F1D18A;
  color: #1A1F2B;
  border-radius: 999px;
  box-shadow: 0 10px 24px rgba(241,209,138,0.18);
  padding: 11px 20px;
  min-height: 42px;
  font-weight: 800;
  letter-spacing: .02em;
  border: 0;
  cursor: pointer;
  transition: transform .2s ease, background .2s ease, box-shadow .2s ease;
}

.main-btn:hover {
  background: #E0BC6A;
  transform: translateY(-1px);
  box-shadow: 0 14px 28px rgba(241,209,138,0.23);
}

.header-btn {
  flex: 0 0 auto;
}

.mobile-header {
  min-height: 66px;
  display: none;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
}

.menu-toggle,
.drawer-close {
  width: 42px;
  height: 42px;
  border: 1px solid rgba(241,209,138,0.18);
  border-radius: 14px;
  background: rgba(255,255,255,0.03);
  color: #F1D18A;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.menu-toggle {
  flex-direction: column;
  gap: 5px;
}

.menu-toggle span {
  width: 20px;
  height: 2px;
  border-radius: 99px;
  background: #F1D18A;
}

.mobile-reg {
  min-height: 38px;
  padding: 8px 13px;
  font-size: 13px;
}

.drawer-mask {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.58);
  opacity: 0;
  visibility: hidden;
  z-index: 10000;
  transition: opacity .25s ease, visibility .25s ease;
}

.mobile-drawer {
  position: fixed;
  inset: 0 auto 0 0;
  width: min(82vw, 340px);
  background: linear-gradient(180deg, #121826 0%, #171E2D 100%);
  border-right: 1px solid rgba(241,209,138,0.16);
  z-index: 10001;
  transform: translateX(-102%);
  transition: transform .25s ease;
  padding: 18px;
  box-shadow: 20px 0 50px rgba(0,0,0,.35);
}

body.menu-open .drawer-mask {
  opacity: 1;
  visibility: visible;
}

body.menu-open .mobile-drawer {
  transform: translateX(0);
}

.drawer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(241,209,138,0.14);
}

.drawer-close {
  font-size: 28px;
  line-height: 1;
}

.drawer-nav {
  display: grid;
  gap: 10px;
  padding: 20px 0;
}

.drawer-link {
  color: #F1D18A;
  background: rgba(255,255,255,0.035);
  border: 1px solid rgba(241,209,138,0.12);
  border-radius: 16px;
  padding: 12px 14px;
  font-weight: 700;
}

.drawer-link.is-active {
  background: rgba(241,209,138,0.12);
  box-shadow: inset 3px 0 0 #F1D18A;
}

.drawer-btn {
  width: 100%;
}

.drawer-note {
  color: var(--muted);
  font-size: 13px;
  margin-top: 18px;
}

.container {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
}

.section {
  padding: 78px 0;
}

.section-sm {
  padding: 50px 0;
}

.hero-section {
  background:
    radial-gradient(circle at 18% 20%, rgba(241,209,138,0.14) 0%, rgba(241,209,138,0) 30%),
    linear-gradient(135deg, #121826 0%, #171E2D 52%, #1C2333 100%);
  border-bottom: 1px solid rgba(241,209,138,0.10);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.02fr .98fr;
  gap: 34px;
  align-items: center;
  min-height: calc(100vh - 72px);
  padding: 72px 0 48px;
}

.kicker,
.page-kicker,
.card-index,
.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #F1D18A;
  background: rgba(241,209,138,0.10);
  border: 1px solid rgba(241,209,138,0.16);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 13px;
  font-weight: 800;
}

.hero-title,
.page-title,
.section-title,
.card h2,
.card h3,
.zone-card h3,
.info-card h3,
.faq-item h3 {
  color: #F1D18A;
}

.hero-title {
  font-size: clamp(34px, 5vw, 64px);
  line-height: 1.13;
  margin: 22px 0 18px;
  letter-spacing: -.03em;
}

.hero-lead {
  color: var(--text-2);
  font-size: 17px;
  max-width: 660px;
  margin: 0 0 28px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.text-link {
  color: #F1D18A;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.text-link::after {
  content: "→";
  transition: transform .2s ease;
}

.text-link:hover::after {
  transform: translateX(4px);
}

.hero-visual,
.media-card,
.app-visual,
.inner-visual {
  background:
    radial-gradient(circle at 80% 16%, rgba(241,209,138,.18), transparent 34%),
    linear-gradient(145deg, #171E2D 0%, #1C2333 70%, #21293B 100%);
  border: 1px solid rgba(241,209,138,0.18);
  border-radius: 32px;
  padding: 18px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-visual img,
.content-img,
.zone-card img,
.app-section img,
.inner-visual img {
  max-width: 100%;
  height: auto;
  object-fit: contain;
  border-radius: 24px;
  margin: 0 auto;
}

.hero-visual img {
  max-height: 540px;
}

.hero-cards {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 8px;
}

.mini-card,
.card,
.zone-card,
.info-card,
.faq-item,
.notice-box,
.strip-card,
.stat-card,
.form-card {
  background: #1A2130;
  border: 1px solid rgba(241,209,138,0.14);
  box-shadow: 0 14px 36px rgba(0,0,0,0.25);
  border-radius: 24px;
}

.mini-card {
  padding: 18px;
}

.mini-card strong {
  display: block;
  color: #F1D18A;
  font-size: 18px;
  margin-bottom: 6px;
}

.mini-card p,
.card p,
.zone-card p,
.info-card p,
.faq-item p,
.notice-box p,
.strip-card p,
.stat-card p,
.form-card p {
  color: var(--text-2);
  margin: 0;
}

.quick-nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.quick-pill {
  background: rgba(255,255,255,0.035);
  border: 1px solid rgba(241,209,138,0.14);
  border-radius: 22px;
  padding: 16px;
  min-height: 112px;
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}

.quick-pill:hover {
  transform: translateY(-3px);
  border-color: rgba(241,209,138,0.36);
  background: rgba(241,209,138,0.08);
}

.quick-pill span {
  color: #F1D18A;
  font-weight: 900;
  font-size: 13px;
}

.quick-pill strong {
  display: block;
  color: var(--text);
  font-size: 18px;
  margin: 8px 0 4px;
}

.quick-pill em {
  display: block;
  color: var(--muted);
  font-style: normal;
  font-size: 14px;
}

.strip-card {
  padding: 26px 28px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: center;
  background:
    linear-gradient(135deg, rgba(241,209,138,.10), rgba(241,209,138,0) 44%),
    #171E2D;
}

.strip-card h2 {
  color: #F1D18A;
  margin: 0 0 8px;
  font-size: 28px;
}

.strip-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.strip-badges span,
.point,
.feature-tag {
  color: #F1D18A;
  background: rgba(241,209,138,0.09);
  border: 1px solid rgba(241,209,138,0.14);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 13px;
  font-weight: 800;
}

.section-head {
  max-width: 760px;
  margin-bottom: 28px;
}

.section-title {
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.22;
  margin: 0 0 14px;
}

.section-desc {
  color: var(--text-2);
  margin: 0;
  font-size: 16px;
}

.three-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.card {
  padding: 28px;
}

.card-index {
  margin-bottom: 16px;
}

.card h2,
.card h3 {
  margin: 0 0 12px;
  font-size: 24px;
}

.point-list {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  padding: 0;
  margin: 18px 0 0;
  list-style: none;
}

.alt-stack {
  display: grid;
  gap: 34px;
}

.alt-row {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 34px;
  align-items: center;
}

.alt-row.reverse {
  grid-template-columns: 1.05fr .95fr;
}

.media-card img {
  max-height: 420px;
}

.copy-card {
  padding: 10px 0;
}

.copy-card h2 {
  color: #F1D18A;
  font-size: clamp(26px, 3vw, 38px);
  margin: 0 0 14px;
}

.copy-card p {
  color: var(--text-2);
  margin: 0 0 16px;
}

.check-list {
  list-style: none;
  margin: 18px 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.check-list li {
  color: var(--text);
  background: rgba(255,255,255,0.035);
  border: 1px solid rgba(241,209,138,0.10);
  border-radius: 14px;
  padding: 10px 12px;
}

.check-list li::before {
  content: "•";
  color: #F1D18A;
  font-weight: 900;
  margin-right: 8px;
}

.zone-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.zone-card {
  overflow: hidden;
}

.zone-card .zone-media,
.zone-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: contain;
  background: #171E2D;
  border-bottom: 1px solid rgba(241,209,138,0.10);
}

.zone-card .zone-media {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #F1D18A;
  font-weight: 900;
  font-size: 22px;
  letter-spacing: .08em;
  background:
    radial-gradient(circle at 72% 20%, rgba(241,209,138,.14), transparent 32%),
    linear-gradient(135deg, #171E2D, #21293B);
}

.zone-body {
  padding: 22px;
}

.zone-body .tag {
  margin-bottom: 12px;
}

.zone-card h3 {
  margin: 0 0 10px;
  font-size: 22px;
}

.app-section {
  background:
    radial-gradient(circle at 84% 10%, rgba(241,209,138,0.14), transparent 32%),
    linear-gradient(135deg, #171E2D 0%, #1C2333 100%);
  border-top: 1px solid rgba(241,209,138,0.10);
  border-bottom: 1px solid rgba(241,209,138,0.10);
}

.app-grid {
  display: grid;
  grid-template-columns: .82fr 1.18fr;
  gap: 36px;
  align-items: center;
}

.app-visual img {
  max-height: 620px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 20px 0;
}

.feature-card,
.safety-item {
  background: rgba(255,255,255,0.035);
  border: 1px solid rgba(241,209,138,0.12);
  border-radius: 18px;
  padding: 14px;
  color: var(--text-2);
}

.feature-card strong,
.safety-item strong {
  display: block;
  color: #F1D18A;
  margin-bottom: 6px;
}

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

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.faq-item {
  padding: 22px;
}

.faq-item h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.notice-box {
  padding: 26px;
  background:
    linear-gradient(135deg, rgba(241,209,138,0.12), rgba(241,209,138,0) 45%),
    #1A2130;
}

.notice-list {
  margin: 0;
  padding-left: 20px;
  color: var(--text-2);
}

.notice-list li {
  margin: 8px 0;
}

.inner-hero {
  background:
    radial-gradient(circle at 16% 22%, rgba(241,209,138,0.13), transparent 32%),
    linear-gradient(135deg, #121826 0%, #171E2D 58%, #1C2333 100%);
  border-bottom: 1px solid rgba(241,209,138,0.10);
  padding: 76px 0 56px;
}

.inner-grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 36px;
  align-items: center;
}

.page-title {
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.16;
  margin: 20px 0 16px;
}

.page-lead {
  color: var(--text-2);
  font-size: 17px;
  margin: 0;
}

.inner-visual img {
  max-height: 460px;
}

.content-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 28px;
  align-items: start;
}

.article-card {
  background: #1A2130;
  border: 1px solid rgba(241,209,138,0.14);
  box-shadow: var(--shadow);
  border-radius: 28px;
  padding: 30px;
}

.article-card h2 {
  color: #F1D18A;
  margin: 0 0 14px;
  font-size: 28px;
}

.article-card h3 {
  color: #F1D18A;
  margin: 28px 0 10px;
  font-size: 22px;
}

.article-card p {
  color: var(--text-2);
  margin: 0 0 16px;
}

.side-stack {
  display: grid;
  gap: 18px;
}

.info-card {
  padding: 22px;
}

.info-card h3 {
  margin: 0 0 10px;
}

.info-card ul {
  margin: 12px 0 0;
  padding-left: 18px;
  color: var(--text-2);
}

.info-card li {
  margin: 7px 0;
}

.wide-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.stat-card {
  padding: 20px;
}

.stat-card strong {
  display: block;
  color: #F1D18A;
  font-size: 28px;
  line-height: 1.2;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-card label {
  display: grid;
  gap: 8px;
  color: #F1D18A;
  font-weight: 700;
}

.form-card input,
.form-card textarea,
.form-card select {
  width: 100%;
  border: 1px solid rgba(241,209,138,0.16);
  border-radius: 14px;
  background: #121826;
  color: var(--text);
  padding: 12px 14px;
  font: inherit;
}

.form-card textarea {
  min-height: 130px;
  resize: vertical;
}

.form-card .full {
  grid-column: 1 / -1;
}

.site-footer {
  background: #0E1420;
  color: #D6DCEC;
  border-top: 1px solid rgba(241,209,138,0.12);
}

.footer-inner {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 54px 0 34px;
  display: grid;
  grid-template-columns: 1.45fr repeat(3, 1fr);
  gap: 30px;
}

.footer-brand p {
  color: #C7CEDD;
  margin: 14px 0 0;
}

.footer-col h2 {
  color: #F1D18A;
  margin: 0 0 12px;
  font-size: 18px;
}

.footer-col a {
  display: block;
  color: #D6DCEC;
  margin: 8px 0;
  font-size: 14px;
}

.footer-col a:hover {
  color: #F1D18A;
}

.footer-bottom {
  border-top: 1px solid rgba(241,209,138,0.10);
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 18px 0 28px;
  display: grid;
  gap: 8px;
  color: #AAB3C5;
  font-size: 13px;
}

.footer-bottom p {
  margin: 0;
}

@media (max-width: 1100px) {
  .main-nav {
    gap: 0;
  }
  .nav-link {
    font-size: 13px;
    padding: 8px 8px;
  }
  .quick-nav,
  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .zone-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 900px) {
  .desktop-header {
    display: none;
  }
  .mobile-header {
    display: flex;
  }
  .hero-grid,
  .inner-grid,
  .content-grid,
  .app-grid,
  .alt-row,
  .alt-row.reverse,
  .strip-card {
    grid-template-columns: 1fr;
  }
  .hero-grid {
    min-height: auto;
    padding: 44px 0 40px;
  }
  .hero-cards,
  .three-grid,
  .safety-grid,
  .faq-grid,
  .wide-grid {
    grid-template-columns: 1fr;
  }
  .section {
    padding: 58px 0;
  }
  .inner-hero {
    padding: 52px 0 44px;
  }
  .media-card img,
  .hero-visual img,
  .inner-visual img {
    max-height: 380px;
  }
  .app-visual img {
    max-height: 520px;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .form-card .full {
    grid-column: auto;
  }
}

@media (max-width: 640px) {
  .container,
  .footer-inner,
  .footer-bottom {
    width: min(100% - 28px, 1180px);
  }
  .brand-logo img,
  .mobile-logo img,
  .drawer-logo img,
  .footer-logo img {
    width: 118px;
  }
  .mobile-reg {
    padding: 7px 10px;
    font-size: 12px;
  }
  .quick-nav,
  .zone-grid,
  .feature-grid,
  .stat-grid,
  .footer-inner {
    grid-template-columns: 1fr;
  }
  .hero-title,
  .page-title {
    font-size: 34px;
  }
  .section-title {
    font-size: 28px;
  }
  .card,
  .article-card,
  .notice-box {
    padding: 22px;
    border-radius: 22px;
  }
  .hero-visual,
  .media-card,
  .app-visual,
  .inner-visual {
    padding: 12px;
    border-radius: 22px;
  }
  .hero-visual img,
  .media-card img,
  .inner-visual img,
  .app-visual img {
    border-radius: 16px;
  }
}