:root {
  --bg: #07090d;
  --bg-soft: #0f141b;
  --panel: rgba(255, 255, 255, 0.055);
  --panel-strong: rgba(255, 255, 255, 0.08);
  --border: rgba(255, 255, 255, 0.1);
  --border-strong: rgba(255, 255, 255, 0.16);
  --ink: #f5f1e9;
  --muted: rgba(245, 241, 233, 0.7);
  --muted-strong: rgba(245, 241, 233, 0.82);
  --gold: #dfaa59;
  --accent: #f16b37;
  --accent-soft: rgba(241, 107, 55, 0.16);
  --blue: #7a96ff;
  --felt: #12372d;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.34);
  --radius-xl: 40px;
  --radius-lg: 28px;
  --radius-md: 20px;
  --content-width: 1180px;
  --hero-width: 920px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(241, 107, 55, 0.12), transparent 26%),
    radial-gradient(circle at top right, rgba(122, 150, 255, 0.12), transparent 28%),
    linear-gradient(180deg, #080b10, #05070a 54%, #06080d);
  font-family:
    "Plus Jakarta Sans",
    "PingFang SC",
    "Hiragino Sans GB",
    "Noto Sans SC",
    "Microsoft YaHei",
    sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  inset: 0;
  pointer-events: none;
  content: "";
  background:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.5), transparent 86%);
  opacity: 0.18;
}

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

.site-shell {
  position: relative;
  overflow: hidden;
  padding-bottom: 88px;
}

.topbar,
.hero,
.section,
.trust-bar {
  width: min(calc(100% - 40px), var(--content-width));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 16px;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 16px;
  padding: 14px 18px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(9, 13, 19, 0.72);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(24px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(223, 170, 89, 0.28);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(223, 170, 89, 0.14), rgba(241, 107, 55, 0.12));
  color: var(--gold);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.brand-copy strong {
  font-size: 0.96rem;
  font-weight: 700;
}

.brand-copy small,
.topnav a,
.ghost-link,
.hero-text,
.section-heading p,
.info-card p,
.difference-grid p,
.price-card li,
.waitlist-panel p,
.hero-metrics span,
.review-lines span,
.mini-panel span,
.radar-shell li {
  color: var(--muted);
}

.brand-copy small {
  font-size: 0.74rem;
}

.topnav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 0.92rem;
}

.topnav a {
  transition: color 180ms ease;
}

.topnav a:hover {
  color: var(--muted-strong);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-toggle,
.ghost-link {
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(24px);
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px;
  border-radius: 999px;
}

.lang-toggle button {
  border: 0;
  padding: 8px 12px;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  transition:
    background 180ms ease,
    color 180ms ease;
}

.lang-toggle button[aria-pressed="true"] {
  background: linear-gradient(180deg, rgba(223, 170, 89, 0.18), rgba(241, 107, 55, 0.16));
  color: var(--ink);
}

.ghost-link {
  padding: 11px 16px;
  border-radius: 999px;
  color: var(--muted-strong);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  align-items: start;
  gap: 34px;
  padding: 88px 0 24px;
}

.hero-copy {
  display: grid;
  justify-items: start;
  width: 100%;
  max-width: 620px;
  padding-top: 42px;
  text-align: left;
}

.eyebrow,
.card-label,
.device-label {
  margin: 0 0 16px;
  color: var(--gold);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3,
strong {
  margin: 0;
}

h1,
.section-heading h2,
.difference-banner h2,
.waitlist-panel h2 {
  font-weight: 800;
  letter-spacing: -0.05em;
  text-wrap: balance;
}

h1 {
  max-width: 8.6ch;
  font-size: clamp(3.5rem, 7vw, 6.1rem);
  line-height: 0.94;
}

html[data-language="en"] h1 {
  max-width: 9.8ch;
}

.hero-text {
  max-width: 54ch;
  margin: 26px 0 0;
  font-size: 1.05rem;
  line-height: 1.85;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 14px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 168px;
  padding: 16px 24px;
  border-radius: 999px;
  font-size: 0.94rem;
  font-weight: 700;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease;
}

.button:hover,
.ghost-link:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(180deg, #f1b463, var(--accent));
  color: #130c08;
  box-shadow: 0 16px 36px rgba(241, 107, 55, 0.24);
}

.button-secondary {
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  width: 100%;
  margin-top: 42px;
}

.hero-metrics article,
.info-card,
.screen-card,
.price-card,
.waitlist-panel,
.difference-banner,
.difference-grid article {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.03));
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
}

.hero-metrics article {
  min-height: 132px;
  padding: 22px;
  border-radius: var(--radius-md);
  text-align: left;
}

.hero-metrics strong {
  display: block;
  margin-bottom: 10px;
  font-size: 1rem;
}

.hero-stage {
  position: relative;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: stretch;
}

.app-gallery {
  width: min(100%, 620px);
}

.app-shot-frame {
  position: relative;
  display: grid;
  gap: 18px;
  padding: 22px;
  border: 1px solid var(--border-strong);
  border-radius: 34px;
  background:
    linear-gradient(180deg, rgba(14, 18, 24, 0.92), rgba(8, 11, 16, 0.95)),
    rgba(255, 255, 255, 0.03);
  box-shadow:
    0 42px 100px rgba(0, 0, 0, 0.44),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.shot-label {
  display: grid;
  gap: 6px;
  padding: 2px 4px 0;
}

.shot-label strong {
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.app-shot {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 26px;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

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

.device-top h2,
.section-heading h2,
.difference-banner h2,
.waitlist-panel h2 {
  font-size: clamp(2.2rem, 4vw, 4.4rem);
  line-height: 0.94;
}

.tag {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted-strong);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tag.hot {
  background: rgba(241, 107, 55, 0.14);
  color: #f6c4b1;
}

.tag.blue {
  background: rgba(122, 150, 255, 0.14);
  color: #d5ddff;
}

.tag.gold {
  background: rgba(223, 170, 89, 0.15);
  color: #ebc98f;
}

.table-panel {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 360px;
  margin-top: 22px;
  overflow: hidden;
  border-radius: 32px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    radial-gradient(circle at 50% 50%, rgba(26, 88, 66, 0.84), rgba(9, 29, 22, 0.98)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent);
}

.table-glow {
  position: absolute;
  inset: 18% 22%;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  box-shadow: inset 0 0 36px rgba(255, 255, 255, 0.04);
}

.seat,
.board-meta {
  position: absolute;
  display: grid;
  gap: 5px;
  min-width: 92px;
  padding: 12px 14px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(9, 12, 17, 0.5);
  text-align: center;
  backdrop-filter: blur(18px);
}

.seat span,
.board-meta p {
  margin: 0;
  color: rgba(245, 241, 233, 0.68);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.seat strong,
.board-meta strong {
  font-size: 1rem;
}

.seat-top {
  top: 26px;
}

.seat-left {
  left: 26px;
}

.seat-right {
  right: 26px;
}

.seat-bottom {
  bottom: 22px;
}

.active,
.hero-seat {
  border-color: rgba(223, 170, 89, 0.34);
  box-shadow: 0 0 0 1px rgba(223, 170, 89, 0.14);
}

.board-meta {
  min-width: 138px;
}

.decision-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.decision-grid article,
.mini-panel,
.review-lines div {
  padding: 16px 18px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
}

.decision-grid span,
.mini-panel p {
  display: block;
  margin: 0 0 8px;
  color: rgba(245, 241, 233, 0.62);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.decision-grid strong {
  font-size: 1rem;
}

.coach-note {
  padding: 20px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(122, 150, 255, 0.06));
}

.coach-note p {
  margin: 0;
  line-height: 1.78;
}

.coach-note em {
  color: #f1c67d;
  font-style: normal;
}

.trust-bar {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.trust-bar div {
  padding: 16px 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.025);
  color: rgba(245, 241, 233, 0.78);
  font-size: 0.82rem;
  text-align: center;
  letter-spacing: 0.03em;
}

.section {
  padding: 124px 0 0;
}

.section-heading {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.section-heading.compact {
  max-width: 680px;
}

.section-heading h2 {
  margin-bottom: 18px;
}

.section-heading p {
  margin: 0;
  line-height: 1.84;
}

.system-grid,
.showcase-grid,
.difference-grid,
.pricing-grid {
  display: grid;
  gap: 18px;
  margin-top: 38px;
}

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

.info-card {
  min-height: 220px;
  padding: 28px;
  border-radius: var(--radius-lg);
}

.accent-card {
  background:
    linear-gradient(180deg, rgba(241, 107, 55, 0.14), rgba(255, 255, 255, 0.03)),
    rgba(255, 255, 255, 0.04);
}

.info-card h3,
.difference-grid h3,
.price-card h3 {
  margin: 0 0 12px;
  font-size: 1.42rem;
  letter-spacing: -0.03em;
}

.info-card p,
.difference-grid p,
.price-card li {
  line-height: 1.78;
}

.showcase-grid {
  grid-template-columns: 1.2fr 0.9fr 0.9fr;
}

.screen-card {
  padding: 26px;
  border-radius: 32px;
}

.screen-card.tall {
  min-height: 438px;
}

.screen-stack,
.review-lines,
.radar-shell {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.mini-panel strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.08rem;
}

.mini-panel.highlight {
  background: linear-gradient(180deg, rgba(241, 107, 55, 0.18), rgba(255, 255, 255, 0.03));
}

.review-lines strong {
  color: var(--ink);
  font-size: 0.98rem;
  line-height: 1.5;
}

.radar-shell {
  align-items: center;
}

.radar {
  position: relative;
  aspect-ratio: 1 / 1;
  width: min(100%, 220px);
  margin: 0 auto;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(122, 150, 255, 0.28) 0 18%, transparent 18%),
    radial-gradient(circle, transparent 0 33%, rgba(255, 255, 255, 0.08) 33% 34%, transparent 34%),
    radial-gradient(circle, transparent 0 50%, rgba(255, 255, 255, 0.08) 50% 51%, transparent 51%),
    radial-gradient(circle, transparent 0 68%, rgba(255, 255, 255, 0.08) 68% 69%, transparent 69%),
    linear-gradient(0deg, transparent 49%, rgba(255, 255, 255, 0.08) 50%, transparent 51%),
    linear-gradient(60deg, transparent 49%, rgba(255, 255, 255, 0.08) 50%, transparent 51%),
    linear-gradient(120deg, transparent 49%, rgba(255, 255, 255, 0.08) 50%, transparent 51%);
}

.radar::after {
  position: absolute;
  inset: 16% 19% 20% 18%;
  content: "";
  clip-path: polygon(48% 0%, 100% 36%, 77% 100%, 10% 78%, 0% 30%);
  background: linear-gradient(180deg, rgba(223, 170, 89, 0.44), rgba(241, 107, 55, 0.2));
}

.radar-shell ul {
  margin: 0;
  padding-left: 20px;
}

.difference-banner,
.waitlist-panel {
  display: grid;
  grid-template-columns: 1fr 0.92fr;
  gap: 26px;
  padding: 30px;
  border-radius: 30px;
}

.difference-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.difference-grid article {
  padding: 26px;
  border-radius: 24px;
}

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

.price-card {
  padding: 28px;
  border-radius: 30px;
}

.price-card ul {
  margin: 18px 0 0;
  padding-left: 20px;
}

.price-card.featured {
  background:
    linear-gradient(180deg, rgba(223, 170, 89, 0.14), rgba(255, 255, 255, 0.03)),
    rgba(255, 255, 255, 0.04);
}

.waitlist {
  padding-bottom: 0;
}

@media (max-width: 1100px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    max-width: 760px;
    padding-top: 0;
  }

  .hero-metrics,
  .system-grid,
  .showcase-grid,
  .difference-grid,
  .pricing-grid,
  .difference-banner,
  .waitlist-panel {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  .topbar {
    flex-wrap: wrap;
    justify-content: center;
    border-radius: 28px;
  }

  .topnav {
    order: 3;
    flex-wrap: wrap;
    justify-content: center;
  }

  .topbar-actions {
    justify-content: center;
    width: 100%;
  }

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

  .hero-copy {
    justify-items: center;
    text-align: center;
  }

  .cta-row {
    justify-content: center;
  }

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

@media (max-width: 560px) {
  .topbar,
  .hero,
  .section,
  .trust-bar {
    width: min(calc(100% - 24px), var(--content-width));
  }

  .site-shell {
    padding-bottom: 64px;
  }

  .topbar {
    top: 10px;
    padding: 14px;
  }

  .lang-toggle {
    width: 100%;
    justify-content: center;
  }

  .hero {
    gap: 26px;
    padding-top: 68px;
  }

  h1 {
    max-width: 100%;
    font-size: 3.15rem;
    line-height: 0.96;
  }

  .hero-text {
    font-size: 0.98rem;
  }

  .app-shot-frame {
    padding: 16px;
    border-radius: 28px;
  }

  .device-top h2,
  .section-heading h2,
  .difference-banner h2,
  .waitlist-panel h2 {
    font-size: 2.3rem;
  }

  .seat {
    min-width: 76px;
    padding: 10px 10px;
  }

  .board-meta {
    min-width: 120px;
  }
}