:root {
  --bg-start: #07070d;
  --bg-end: #0a101b;
  --glass: rgba(255, 255, 255, 0.04);
  --glass-strong: rgba(255, 255, 255, 0.09);
  --text: #f7f7f7;
  --muted: rgba(255, 255, 255, 0.68);
  --accent: #9c66ff;
  --accent-2: #4ed1ff;
  --accent-3: #ff8bd5;
  --radius: 28px;
  --radius-sm: 18px;
  --shadow-soft: 0 20px 60px rgba(5, 10, 30, 0.7);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Inter", "HarmonyOS Sans", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top, rgba(98, 58, 255, 0.35), transparent 35%),
    radial-gradient(circle at 20% 20%, rgba(255, 64, 153, 0.22), transparent 42%),
    linear-gradient(135deg, var(--bg-start), var(--bg-end));
  overflow-x: hidden;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  background:
    linear-gradient(0deg, rgba(255, 255, 255, 0.02), transparent),
    repeating-linear-gradient(125deg, rgba(255, 255, 255, 0.01) 0, rgba(255, 255, 255, 0.03) 2px, transparent 2px, transparent 6px);
  opacity: 0.16;
  pointer-events: none;
}

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

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

button {
  font: inherit;
  border: 0;
  cursor: pointer;
}

.vl-container {
  width: min(1200px, 100% - 32px);
  margin: 0 auto;
}

.vl-header {
  position: fixed;
  inset: 0 0 auto 0;
  height: 76px;
  display: flex;
  align-items: center;
  z-index: 20;
  background: rgba(3, 6, 12, 0.55);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.vl-logo {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--text);
}

.logo-mark {
  width: 54px;
  height: 54px;
  border-radius: 16px;
  background: linear-gradient(135deg, #ffb4ec, #6c4bff);
  position: relative;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.3);
}

.logo-mark::before,
.logo-mark::after {
  content: "";
  position: absolute;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.9);
}

.logo-mark::before {
  inset: 16px 10px 16px 12px;
}

.logo-mark::after {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  top: 14px;
  right: 12px;
}

.logo-text {
  display: flex;
  flex-direction: column;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 0.18em;
  line-height: 1.2;
}

.logo-text strong {
  font-size: 1.1rem;
  letter-spacing: 0.22em;
}

.cta-button,
.text-link {
  padding: 12px 28px;
  border-radius: 999px;
  background: linear-gradient(120deg, #ffe98b, #ff9d66, #ff5de8);
  color: #190720;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 15px 30px rgba(255, 111, 187, 0.35);
}

.text-link {
  background: transparent;
  color: var(--text);
  padding: 0;
  text-transform: none;
  letter-spacing: 0.03em;
  box-shadow: none;
  opacity: 0.8;
}

.vl-nav-button:hover,
.cta-button:hover,
.text-link:hover {
  transform: translateY(-2px);
}

.vl-nav-button.play-badge {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 8px 20px;
  border-radius: 18px;
  background: #040404;
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.55);
  color: #ffffff;
  text-transform: none;
  letter-spacing: 0;
  min-height: 48px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.vl-nav-button.play-badge:hover {
  border-color: rgba(255, 255, 255, 0.32);
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.6);
}

.play-logo {
  width: 42px;
  height: 32px;
  position: relative;
}

.play-logo--large {
  width: 46px;
  height: 36px;
  flex: 0 0 auto;
}

.play-logo .shard {
  position: absolute;
  inset: 0;
  border-radius: 6px;
  clip-path: polygon(0 10%, 75% 50%, 0 90%);
}

.shard--green {
  background: linear-gradient(135deg, #00c853, #00a852);
  filter: drop-shadow(0 0 6px rgba(0, 200, 83, 0.4));
}

.shard--blue {
  background: linear-gradient(135deg, #00c3ff, #0070ff);
  clip-path: polygon(20% 0%, 100% 20%, 100% 80%, 20% 100%);
}

.shard--yellow {
  background: linear-gradient(135deg, #ffe082, #fbc02d);
  clip-path: polygon(0 10%, 50% 0%, 80% 40%, 32% 58%);
}

.shard--red {
  background: linear-gradient(135deg, #ff8a80, #ff5252);
  clip-path: polygon(32% 42%, 80% 60%, 50% 100%, 0 90%);
}

.play-text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
  text-align: left;
}

.play-eyebrow {
  font-size: 0.58rem;
  letter-spacing: 0.24em;
  color: rgba(255, 255, 255, 0.7);
}

.play-eyebrow--dark {
  color: rgba(0, 0, 0, 0.55);
}

.play-title {
  font-size: 1.08rem;
  font-weight: 600;
}

.play-title--light {
  color: #101010;
}

.vl-main {
  position: relative;
  padding: 140px 0 180px;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.background-noise {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent),
    repeating-linear-gradient(130deg, rgba(255, 255, 255, 0.02) 0, rgba(255, 255, 255, 0.03) 2px, transparent 2px, transparent 5px);
  opacity: 0.05;
  pointer-events: none;
}

.orb {
  position: absolute;
  width: 320px;
  height: 320px;
  filter: blur(80px);
  opacity: 0.4;
}

.orb--left {
  top: 10%;
  left: -6%;
  background: radial-gradient(circle, rgba(255, 77, 180, 0.8), transparent 70%);
}

.orb--right {
  right: -10%;
  bottom: 8%;
  background: radial-gradient(circle, rgba(82, 157, 255, 0.8), transparent 70%);
}

.vl-grid {
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  gap: 36px;
  flex-wrap: wrap;
}

.feature-card {
  position: relative;
  width: clamp(260px, 30vw, 360px);
  min-height: 480px;
  border-radius: var(--radius);
  padding: 32px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0));
  box-shadow: var(--shadow-soft);
}

.feature-card .card-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.08), transparent 60%);
  mix-blend-mode: screen;
}

.feature-card .card-copy {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 18px;
  z-index: 1;
}

.card-chip {
  align-self: flex-start;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  letter-spacing: 0.18em;
  font-size: 0.68rem;
}

.card-copy h2 {
  margin: 0;
  font-size: 1.8rem;
  line-height: 1.3;
}

.card-copy p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

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

.card-copy li {
  padding-left: 14px;
  position: relative;
  color: var(--muted);
  font-size: 0.95rem;
}

.card-copy li::before {
  content: "";
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-2);
  left: 0;
  top: 10px;
}

.card-copy dl {
  margin: 0;
  display: grid;
  gap: 16px;
}

.card-copy dt {
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.82rem;
  color: var(--accent-2);
}

.card-copy dd {
  margin: 4px 0 0;
  color: var(--muted);
}

.memories-card {
  background: linear-gradient(145deg, rgba(255, 158, 244, 0.2), rgba(113, 90, 255, 0.1));
}

.playback-card {
  background: linear-gradient(145deg, rgba(67, 191, 255, 0.25), rgba(16, 37, 84, 0.9));
}

.cta-card {
  width: clamp(240px, 25vw, 300px);
  min-height: 400px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  justify-content: flex-start;
  align-items: stretch;
  padding: 32px;
  background: linear-gradient(165deg, rgba(255, 196, 125, 0.9), rgba(255, 102, 182, 0.6));
  color: #12080f;
}

.badge {
  align-self: flex-start;
  padding: 6px 12px;
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.2);
  font-size: 0.76rem;
  letter-spacing: 0.2em;
}

.cta-copy {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 14px;
}

.cta-copy h3 {
  margin: 6px 0 0;
  font-size: 1.5rem;
}

.cta-copy p {
  margin: 0;
  color: rgba(17, 8, 15, 0.76);
  line-height: 1.6;
}

.cta-button {
  width: 100%;
  margin: 20px 0 6px;
}

.cta-card .cta-button {
  background: #0c0615;
  color: #fff;
  box-shadow: 0 18px 30px rgba(12, 6, 21, 0.45);
}

.cta-note {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.cta-illustration {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
}

.cta-illustration span {
  flex: 1;
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.35);
}

.vl-footer {
  position: fixed;
  inset: auto 0 0;
  padding: 18px 0 24px;
  background: rgba(0, 0, 0, 0.45);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(18px);
}

.vl-footer-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--muted);
}

.vl-footer-links .footer-link {
  color: var(--muted);
  text-decoration: none;
}

.footer-link--static {
  cursor: default;
}

.footer-divider {
  width: 12px;
  height: 1px;
  background: rgba(255, 255, 255, 0.25);
  display: inline-block;
}

.vl-footer-copy {
  margin: 12px 0 0;
  text-align: center;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.84rem;
}

/* Modal */
.vl-modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 50;
}

.vl-modal.is-visible {
  display: flex;
}

.vl-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2, 3, 7, 0.6);
  backdrop-filter: blur(6px);
}

.vl-modal__panel {
  position: relative;
  width: min(420px, calc(100% - 40px));
  background: rgba(6, 9, 20, 0.92);
  border-radius: 24px;
  padding: 36px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.4);
  z-index: 1;
}

.vl-modal.is-visible .vl-modal__panel {
  animation: modal-rise 0.26s ease;
}

@keyframes modal-rise {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.97);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.download-panel {
  width: min(460px, calc(100% - 40px));
  background: #ffffff;
  color: #161616;
  padding: 0;
  overflow: hidden;
  box-shadow: 0 24px 52px rgba(0, 0, 0, 0.34);
}

.download-panel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 120px;
  background: linear-gradient(180deg, rgba(95, 109, 255, 0.08), rgba(255, 255, 255, 0));
  pointer-events: none;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.modal-close--dark {
  background: rgba(0, 0, 0, 0.06);
}

.modal-close::before,
.modal-close::after {
  content: "";
  position: absolute;
  inset: 50%;
  width: 14px;
  height: 2px;
  background: #fff;
  transform-origin: center;
}

.modal-close::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.modal-close::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.modal-close--dark::before,
.modal-close--dark::after {
  background: #121212;
}

.modal-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
  text-align: center;
}

.download-body {
  padding: 60px 40px 40px;
  gap: 18px;
}

.download-kicker {
  margin: 0;
  color: #5f6dff;
  font-size: 0.84rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 700;
}

.download-tip,
.download-footnote {
  margin: 0;
  color: #666;
  line-height: 1.6;
}

.download-tip {
  font-size: 1rem;
  margin-bottom: 10px;
}

.download-footnote {
  font-size: 0.9rem;
}

.modal-tip,
.modal-footnote,
.user-subtitle,
.user-id,
.user-actions p {
  color: var(--muted);
  margin: 0;
}

.modal-footnote {
  font-size: 0.86rem;
  line-height: 1.6;
}

.google-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: #fff;
  color: #111;
  font-weight: 600;
  transition: transform 0.2s ease;
}

.google-btn:active {
  transform: scale(0.98);
}

.store-launch-btn {
  width: min(280px, 100%);
  margin: 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  border-radius: 14px;
  padding: 14px 22px;
  background: #000;
  color: #fff;
  box-shadow: 0 18px 32px rgba(0, 0, 0, 0.16);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.store-launch-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 22px 38px rgba(0, 0, 0, 0.22);
}

.store-launch-btn:active {
  transform: scale(0.98);
}

.google-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: conic-gradient(from 45deg, #4285f4 0 25%, #34a853 25% 50%, #fbbc05 50% 75%, #ea4335 75%);
}

.user-id {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.user-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ghost-btn,
.danger-btn {
  width: 100%;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.danger-btn {
  background: rgba(255, 77, 120, 0.2);
  border-color: rgba(255, 77, 120, 0.5);
}

.confirm-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
}

.success-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  margin: 0 auto 12px;
  background: linear-gradient(135deg, #81ffd9, #43d2ff);
  color: #062225;
  font-size: 2rem;
  font-weight: 700;
}

/* Responsive */
@media (max-width: 1024px) {
  .vl-grid {
    justify-content: center;
  }

  .feature-card {
    width: clamp(260px, 45vw, 360px);
  }
}

@media (max-width: 768px) {
  .vl-header {
    height: 64px;
  }

  .vl-main {
    padding: 120px 0 160px;
  }

  .vl-grid {
    flex-direction: column;
    align-items: center;
  }

  .feature-card {
    width: min(340px, 100%);
    min-height: 420px;
  }

  .cta-card {
    width: min(320px, 100%);
    order: -1;
  }

  .vl-footer {
    position: static;
    margin-top: 40px;
  }
}

@media (max-width: 480px) {
  .vl-nav-button,
  .cta-button {
    padding: 12px 18px;
  }

  .logo-text {
    letter-spacing: 0.12em;
  }

  .vl-modal__panel {
    padding: 28px;
  }

  .download-panel {
    padding: 0;
  }

  .download-body {
    padding: 56px 24px 28px;
  }

  .confirm-actions {
    flex-direction: column;
  }
}