:root {
  color-scheme: dark;
  --bg: #08090d;
  --panel: #12141b;
  --panel-2: #181b24;
  --text: #f6f7fb;
  --muted: #a8adbb;
  --soft: #d9deea;
  --line: rgba(255, 255, 255, 0.12);
  --blue: #3ba5ff;
  --red: #ff3d5a;
  --gold: #d6b46b;
  --glass: rgba(255, 255, 255, 0.08);
  --radius: 8px;
  --shadow: 0 18px 60px rgba(0, 0, 0, 0.36);
  font-family:
    -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: #030406;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 50% -10%, rgba(59, 165, 255, 0.22), transparent 30%),
    linear-gradient(180deg, #05060a 0%, #0c0e14 45%, #07080b 100%);
  color: var(--text);
  letter-spacing: 0;
}

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

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

button {
  border: 0;
  font: inherit;
}

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

.phone-shell {
  position: relative;
  width: 100%;
  max-width: 460px;
  min-height: 100vh;
  margin: 0 auto;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 360px),
    var(--bg);
  box-shadow: 0 0 80px rgba(0, 0, 0, 0.5);
  padding-bottom: 96px;
}

.section-pad {
  padding: 34px 18px 0;
}

.section-kicker,
.eyebrow {
  margin: 0 0 10px;
  color: var(--gold);
  font-size: 11px;
  line-height: 1.2;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

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

h2 {
  font-size: clamp(25px, 7vw, 34px);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  font-size: 18px;
  line-height: 1.25;
  letter-spacing: 0;
}

p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.hero {
  position: relative;
  min-height: 82svh;
  display: flex;
  align-items: flex-end;
  padding: 20px 18px 34px;
  isolation: isolate;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, transparent 0%, transparent 34%, rgba(8, 9, 13, 0.34) 55%, rgba(8, 9, 13, 0.92) 82%, var(--bg) 100%),
    linear-gradient(90deg, rgba(8, 9, 13, 0.64), transparent 52%);
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
  background: #090a0f;
}

.hero-main {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 43% 34%;
  filter: saturate(0.9) contrast(1.05);
}

.hero-media::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 34% 40%, transparent 0%, transparent 24%, rgba(8, 9, 13, 0.18) 47%, rgba(8, 9, 13, 0.55) 100%),
    linear-gradient(180deg, rgba(8, 9, 13, 0.06), rgba(8, 9, 13, 0.22) 48%, rgba(8, 9, 13, 0.72) 78%, var(--bg) 100%);
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  backdrop-filter: blur(16px);
  background: rgba(8, 9, 13, 0.12);
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, transparent 40%, rgba(0, 0, 0, 0.18) 58%, rgba(0, 0, 0, 0.82) 82%, #000 100%);
  mask-image: linear-gradient(180deg, transparent 0%, transparent 40%, rgba(0, 0, 0, 0.18) 58%, rgba(0, 0, 0, 0.82) 82%, #000 100%);
}

.hero-blur-panel {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 0%, transparent 42%, rgba(8, 9, 13, 0.38) 68%, rgba(8, 9, 13, 0.94) 100%),
    linear-gradient(90deg, rgba(8, 9, 13, 0.82), rgba(8, 9, 13, 0.38));
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, transparent 38%, #000 76%, #000 100%);
  mask-image: linear-gradient(180deg, transparent 0%, transparent 38%, #000 76%, #000 100%);
}

.hero-content {
  position: relative;
  width: 100%;
  padding-top: 52vh;
}

.identity-card {
  width: min(100%, 342px);
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  backdrop-filter: none;
}

.identity-name {
  color: #fff;
  font-size: clamp(48px, 15vw, 66px);
  line-height: 0.95;
  font-weight: 950;
  text-shadow: 0 18px 42px rgba(0, 0, 0, 0.44);
}

.identity-role {
  margin-top: 12px;
  color: var(--soft);
  font-size: 15px;
  line-height: 1.45;
}

.hero-line {
  margin-top: 16px;
  max-width: 340px;
  color: var(--soft);
  font-size: 16px;
  line-height: 1.65;
}

.hero-tags,
.metric-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.hero-tags {
  margin-top: 18px;
}

.hero-tags span,
.metric-row span {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: #f7f8fb;
  padding: 7px 10px;
  font-size: 12px;
  white-space: nowrap;
}

.snap-stats {
  position: relative;
  z-index: 1;
  width: min(calc(100vw - 24px), 436px);
  max-width: calc(100% - 24px);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin: 12px auto 0;
  overflow: hidden;
  border: 0;
  border-radius: 8px;
  background: var(--line);
  box-shadow: var(--shadow);
}

.snap-stats::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: inherit;
}

.snap-stats article {
  min-width: 0;
  min-height: 82px;
  padding: 14px 8px 10px;
  background: rgba(18, 20, 27, 0.96);
}

.snap-stats span {
  display: block;
  color: #fff;
  font-size: 19px;
  font-weight: 900;
  line-height: 1.05;
}

.snap-stats p {
  margin-top: 8px;
  font-size: 11px;
  line-height: 1.28;
}

.intro > p,
.section-lead {
  margin-top: 14px;
}

.profile-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 18px;
}

.profile-grid div,
.capability-list article,
.timeline article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.04));
}

.profile-grid div {
  min-height: 100px;
  padding: 14px;
}

.profile-grid strong {
  display: block;
  color: #fff;
  font-size: 17px;
  line-height: 1.3;
}

.profile-grid span {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.case-card {
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.035)),
    var(--panel);
  padding: 14px;
  box-shadow: 0 14px 42px rgba(0, 0, 0, 0.26);
}

.feature-case {
  border-color: rgba(59, 165, 255, 0.4);
}

.case-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.case-topline span {
  min-height: 28px;
  display: inline-flex;
  align-items: center;
  padding: 5px 9px;
  border-radius: 999px;
  background: rgba(59, 165, 255, 0.16);
  color: #9bd4ff;
  font-size: 12px;
  font-weight: 800;
}

.case-topline strong {
  color: var(--soft);
  font-size: 12px;
  text-align: right;
}

.case-card h3 {
  margin-bottom: 12px;
}

.case-card p {
  margin-top: 12px;
  font-size: 14px;
}

.metric-row {
  margin-bottom: 12px;
}

.metric-row span {
  color: #fff;
  background: rgba(255, 61, 90, 0.12);
  border-color: rgba(255, 61, 90, 0.26);
}

.media-rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(178px, 78%);
  gap: 10px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  padding-bottom: 4px;
}

.media-rail.image-only {
  grid-auto-columns: minmax(174px, 58%);
}

.media-rail::-webkit-scrollbar {
  height: 0;
}

.media-rail video,
.media-rail img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: #0b0d12;
  scroll-snap-align: start;
}

.media-rail img[src*="data"] {
  object-position: center;
}

.capability-list {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.capability-list article {
  position: relative;
  padding: 16px 16px 16px 72px;
}

.capability-list span {
  position: absolute;
  left: 16px;
  top: 16px;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: rgba(59, 165, 255, 0.16);
  color: #9bd4ff;
  font-weight: 900;
  font-size: 13px;
}

.capability-list h3 {
  margin-bottom: 4px;
}

.capability-list p {
  font-size: 14px;
}

.timeline {
  position: relative;
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.timeline article {
  padding: 16px;
}

.timeline time {
  display: block;
  margin-bottom: 8px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 800;
}

.timeline h3 {
  font-size: 16px;
}

.timeline p {
  margin-top: 8px;
  font-size: 14px;
}

.radio-feature {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
}

.radio-feature img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center;
}

.radio-feature figcaption {
  padding: 10px 12px;
  color: var(--soft);
  font-size: 12px;
  font-weight: 700;
}

.contact-panel {
  padding-bottom: 22px;
}

.contact-panel h2 {
  margin-bottom: 12px;
}

.contact-phone {
  display: block;
  width: 100%;
  margin-top: 18px;
  padding: 18px;
  border-radius: 8px;
  background: #fff;
  color: #0a0b0f;
  font-size: 27px;
  font-weight: 950;
  text-align: center;
  cursor: pointer;
}

.bottom-bar {
  position: fixed;
  left: 50%;
  bottom: max(10px, env(safe-area-inset-bottom));
  z-index: 28;
  width: min(calc(100% - 44px), 400px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
  padding: 7px;
  transform: translateX(-50%);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 26px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.07)),
    rgba(18, 20, 27, 0.52);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.24),
    inset 0 -1px 0 rgba(255, 255, 255, 0.08),
    0 18px 52px rgba(0, 0, 0, 0.46);
  transition:
    opacity 0.26s ease,
    transform 0.26s ease;
}

.bottom-bar.is-hidden {
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 18px);
}

.bottom-link,
.bottom-wechat {
  min-height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 22px;
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0;
  transition:
    transform 0.18s ease,
    border-color 0.18s ease,
    background 0.18s ease;
}

.bottom-link {
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.92);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.11), rgba(255, 255, 255, 0.055)),
    rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.bottom-wechat {
  border: 1px solid rgba(255, 255, 255, 0.58);
  color: #07080b;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(235, 238, 245, 0.78)),
    rgba(255, 255, 255, 0.88);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.78),
    0 10px 28px rgba(0, 0, 0, 0.22);
  cursor: pointer;
}

.bottom-link:active,
.bottom-wechat:active {
  transform: scale(0.98);
}

.toast {
  position: fixed;
  left: 50%;
  top: max(16px, calc(env(safe-area-inset-top) + 16px));
  z-index: 30;
  transform: translate(-50%, -12px);
  min-width: 136px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(214, 180, 107, 0.36);
  background: rgba(18, 20, 27, 0.92);
  color: #fff;
  backdrop-filter: blur(16px);
  text-align: center;
  font-size: 13px;
  font-weight: 800;
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 0.24s ease,
    transform 0.24s ease;
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.55s ease,
    transform 0.55s ease;
}

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

@media (min-width: 700px) {
  body {
    padding: 28px 0;
  }

  .phone-shell {
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 22px;
  }
}

@media (max-width: 360px) {
  .hero {
    padding-inline: 14px;
  }

  .section-pad {
    padding-inline: 14px;
  }

  .snap-stats {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .media-rail {
    grid-auto-columns: 86%;
  }
}

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

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}