:root {
  --bg: #050403;
  --panel: #120d07;
  --panel-soft: #1c140a;
  --gold: #f5d979;
  --gold-strong: #d0a638;
  --gold-muted: #8c6a24;
  --orange: #ff7a1a;
  --blue: #55d6ff;
  --text: #fff7d6;
  --muted: #d5c697;
  --line: rgba(245, 217, 121, 0.24);
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.42);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100dvh;
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei",
    "Noto Sans CJK SC", sans-serif;
  letter-spacing: 0;
  background:
    linear-gradient(90deg, rgba(245, 217, 121, 0.06) 1px, transparent 1px),
    linear-gradient(180deg, #030302 0%, #0d0905 45%, #040302 100%);
  background-size: 48px 48px, auto;
}

a {
  color: inherit;
}

.h5-page {
  width: min(100%, 520px);
  margin: 0 auto;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 122, 26, 0.06), transparent 18rem),
    var(--bg);
  box-shadow: var(--shadow);
}

.hero {
  background: #080604;
}

.hero__poster {
  display: block;
  width: 100%;
  height: auto;
}

.section {
  position: relative;
  padding: 60px 22px;
  border-top: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(245, 217, 121, 0.12), transparent 38%),
    linear-gradient(180deg, #090604 0%, #100b06 100%);
}

.section::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--gold), var(--orange), transparent);
}

.section__heading {
  margin-bottom: 28px;
}

.section__kicker {
  margin: 0 0 10px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  line-height: 1;
}

.section__heading h1,
.section__heading h2 {
  margin: 0;
  color: var(--gold);
  font-size: clamp(30px, 8vw, 42px);
  line-height: 1.12;
  font-weight: 900;
  text-shadow: 0 3px 0 rgba(0, 0, 0, 0.32);
}

.section__heading p:not(.section__kicker) {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.contact__panel {
  display: grid;
  gap: 14px;
}

.contact__info,
.qr,
.fit-list,
.product-card,
.product-demo,
.proof-grid article,
.brand-panel,
.advantage-panel,
.support-grid article,
.partner-list article,
.video-shell {
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(245, 217, 121, 0.16), rgba(255, 122, 26, 0.04)),
    var(--panel);
}

.product-card,
.product-demo,
.brand-panel,
.advantage-panel,
.partner-panel {
  margin-top: 18px;
}

.product-card {
  padding: 22px;
  background:
    radial-gradient(circle at 76% 22%, rgba(255, 122, 26, 0.24), transparent 34%),
    linear-gradient(135deg, rgba(245, 217, 121, 0.2), rgba(255, 122, 26, 0.06)),
    var(--panel);
}

.product-card__badge {
  display: inline-grid;
  gap: 2px;
  min-width: 134px;
  margin: 0 0 16px;
  padding: 10px 14px 11px;
  border: 1px solid rgba(245, 217, 121, 0.62);
  border-left: 4px solid var(--orange);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(255, 122, 26, 0.18), transparent 48%),
    linear-gradient(180deg, #241707 0%, #0f0903 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    0 10px 26px rgba(0, 0, 0, 0.3);
}

.product-card__badge span {
  color: var(--blue);
  font-size: 11px;
  line-height: 1.1;
  font-weight: 900;
}

.product-card__badge strong {
  color: #fff0a8;
  font-size: 22px;
  line-height: 1.12;
  font-weight: 950;
  text-shadow: 0 2px 0 rgba(0, 0, 0, 0.42);
}

.product-card h2,
.brand-panel h2 {
  margin: 0;
  color: var(--gold);
  font-size: 26px;
  line-height: 1.22;
}

.product-card p,
.brand-panel p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}

.award {
  margin-top: 18px;
  padding: 12px 14px;
  color: #fff9dc;
  font-size: 15px;
  font-weight: 850;
  line-height: 1.45;
  border: 1px solid rgba(245, 217, 121, 0.42);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.28);
}

.proof-grid {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.proof-grid article {
  padding: 16px;
}

.proof-grid strong,
.feature-list strong {
  display: block;
  color: var(--gold);
  font-size: 18px;
  line-height: 1.35;
}

.proof-grid p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

.brand-panel,
.advantage-panel {
  padding: 20px;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.chip-list li {
  padding: 8px 10px;
  color: var(--text);
  font-size: 13px;
  font-weight: 800;
  border: 1px solid rgba(245, 217, 121, 0.28);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.2);
}

.advantage-panel .section__heading {
  margin-bottom: 16px;
}

.feature-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.feature-list li {
  padding-left: 16px;
  border-left: 3px solid var(--gold-strong);
}

.feature-list span {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

.product-demo {
  padding: 18px;
  background:
    radial-gradient(circle at 16% 12%, rgba(85, 214, 255, 0.12), transparent 34%),
    linear-gradient(135deg, rgba(245, 217, 121, 0.14), rgba(255, 122, 26, 0.05)),
    var(--panel);
}

.product-demo__copy h2 {
  margin: 0;
  color: var(--gold);
  font-size: 26px;
  line-height: 1.22;
}

.product-demo__copy p:not(.section__kicker) {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.72;
}

.demo-points {
  display: grid;
  gap: 12px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.demo-points li {
  padding-left: 14px;
  border-left: 3px solid rgba(85, 214, 255, 0.72);
}

.demo-points strong {
  display: block;
  color: #fff2b0;
  font-size: 16px;
  line-height: 1.35;
}

.demo-points span {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.contact__info {
  padding: 22px;
}

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

dl {
  display: grid;
  gap: 18px;
  margin: 0;
}

dl div {
  display: grid;
  gap: 6px;
}

dt {
  color: var(--gold);
  font-size: 13px;
  font-weight: 800;
}

dd {
  margin: 0;
  color: var(--text);
  font-size: 17px;
  line-height: 1.55;
  font-weight: 650;
}

dd a {
  color: #ffffff;
  text-decoration: none;
  font-size: 26px;
  font-weight: 900;
}

.contact__actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 22px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  min-height: 48px;
  padding: 12px 10px;
  border-radius: 8px;
  font-size: 15px;
  line-height: 1.15;
  font-weight: 850;
  white-space: nowrap;
  word-break: keep-all;
  text-decoration: none;
  touch-action: manipulation;
}

.button--primary {
  color: #1b1103;
  background: linear-gradient(180deg, #fff0a5, var(--gold-strong));
  border: 1px solid rgba(255, 240, 165, 0.72);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.34),
    0 12px 28px rgba(208, 166, 56, 0.24);
}

.button--ghost {
  color: var(--gold);
  border: 1px solid rgba(245, 217, 121, 0.46);
  background:
    linear-gradient(180deg, rgba(245, 217, 121, 0.08), rgba(0, 0, 0, 0.08)),
    rgba(0, 0, 0, 0.18);
}

.button:focus-visible,
.quickbar a:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
}

.qr {
  display: grid;
  justify-items: center;
  gap: 10px;
  margin: 0;
  padding: 12px;
  border-color: rgba(245, 217, 121, 0.18);
  background: rgba(0, 0, 0, 0.18);
}

.qr img {
  width: min(100%, 168px);
  aspect-ratio: 1;
  object-fit: cover;
  object-position: center;
  border-radius: 8px;
  border: 1px solid rgba(245, 217, 121, 0.38);
  background: #fff;
}

.qr figcaption {
  color: var(--gold);
  font-size: 14px;
  font-weight: 800;
}

.fit-list {
  margin-top: 18px;
  padding: 20px;
}

.fit-list p {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: 18px;
  font-weight: 900;
}

.fit-list ul,
.support-grid p {
  margin: 0;
}

.fit-list ul {
  display: grid;
  gap: 10px;
  padding: 0;
  list-style: none;
}

.fit-list li,
.support-grid p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.fit-list li {
  position: relative;
  padding-left: 18px;
}

.fit-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(245, 217, 121, 0.12);
}

.timeline {
  position: relative;
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 24px;
  top: 18px;
  bottom: 18px;
  width: 1px;
  background: linear-gradient(180deg, var(--gold), var(--orange));
}

.timeline li {
  position: relative;
  display: grid;
  grid-template-columns: 50px 1fr;
  align-items: center;
  gap: 14px;
  min-height: 66px;
  padding: 12px 16px 12px 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
}

.timeline span {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  color: #160d02;
  font-size: 13px;
  font-weight: 900;
  background: linear-gradient(180deg, #fff1a9, var(--gold-strong));
  border-radius: 50%;
  border: 4px solid #100b06;
}

.timeline strong {
  color: var(--text);
  font-size: 20px;
  line-height: 1.35;
}

.timeline p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.support-grid,
.partner-list {
  display: grid;
  gap: 12px;
}

.support-grid article {
  padding: 18px;
}

.support-grid span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
}

.support-grid h3 {
  margin: 8px 0 6px;
  color: var(--gold);
  font-size: 20px;
  line-height: 1.25;
}

.partner-panel {
  padding-top: 18px;
}

.partner-panel .section__heading {
  margin-bottom: 16px;
}

.partner-list article {
  padding: 18px;
}

.partner-list h3 {
  margin: 0 0 6px;
  color: var(--gold);
  font-size: 19px;
  line-height: 1.3;
}

.partner-list p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.video-shell {
  margin-top: 16px;
  padding: 10px;
  background:
    linear-gradient(180deg, rgba(85, 214, 255, 0.08), rgba(255, 122, 26, 0.05)),
    #060403;
}

.video-shell video {
  display: block;
  width: 100%;
  max-height: 76dvh;
  border-radius: 6px;
  background: #000;
}

.footer {
  padding: 44px 22px 104px;
  text-align: center;
  background: #030201;
}

.footer p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
}

.footer strong {
  display: block;
  margin-top: 8px;
  color: var(--gold);
  font-size: clamp(28px, 7vw, 38px);
  line-height: 1.22;
}

.quickbar {
  position: fixed;
  z-index: 10;
  left: 50%;
  bottom: max(14px, env(safe-area-inset-bottom));
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  width: min(calc(100% - 28px), 492px);
  min-height: 56px;
  transform: translateX(-50%);
  overflow: hidden;
  border: 1px solid rgba(245, 217, 121, 0.35);
  border-radius: 8px;
  background: rgba(8, 5, 2, 0.9);
  backdrop-filter: blur(14px);
  box-shadow: 0 16px 46px rgba(0, 0, 0, 0.48);
}

.quickbar a {
  display: grid;
  place-items: center;
  min-height: 56px;
  color: var(--text);
  font-size: 14px;
  font-weight: 850;
  text-decoration: none;
  border-right: 1px solid rgba(245, 217, 121, 0.18);
}

.quickbar a:last-child {
  border-right: 0;
}

.quickbar a.is-active {
  color: #150e03;
  background: linear-gradient(180deg, #fff0a5, var(--gold-strong));
}

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 360ms ease,
    transform 360ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 680px) {
  .h5-page {
    margin-block: 28px;
    border: 1px solid rgba(245, 217, 121, 0.28);
    border-radius: 8px;
  }

  .contact__panel {
    gap: 16px;
  }

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

  .qr img {
    width: 168px;
  }
}

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

  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}