/* Tokens mirror the Figma "Colors" collection (Light / Dark modes). */
:root {
  --bg: #fcfcff;
  --surface: #ffffff;
  --raised: #f6f5fc;
  --border: #e9e7f3;
  --border-strong: #d6d2e8;
  --text: #15132b;
  --muted: #5d5a7a;
  --on-accent: #ffffff;
  --accent: #6d4aff;
  /* fixed in both themes: anything carrying white text on a solid accent fill */
  --accent-solid: #6d4aff;
  --pink: #ff5fa2;
  --cyan: #22c7e8;
  --accent-soft: #f0ecff;

  --wash-1: rgba(109, 74, 255, .10);
  --wash-2: rgba(255, 95, 162, .07);
  --wash-3: rgba(34, 199, 232, .09);

  --shadow: 0 1px 2px rgba(20, 16, 54, .05), 0 8px 24px -4px rgba(20, 16, 54, .06);
  --shadow-lift: 0 1px 2px rgba(20, 16, 54, .06), 0 16px 40px -8px rgba(20, 16, 54, .14);
  --shadow-phone: 0 2px 6px rgba(20, 16, 54, .08), 0 24px 60px -12px rgba(20, 16, 54, .22);

  --wrap: 1296px;
  color-scheme: light;
}

[data-theme="dark"] {
  --bg: #0b0a14;
  --surface: #16142a;
  --raised: #12101f;
  --border: #2a2744;
  --border-strong: #3a3658;
  --text: #f0eefb;
  --muted: #a09db8;
  --accent: #9b7dff;
  --pink: #ff7ab3;
  --cyan: #4bd9f5;
  --accent-soft: #241f45;

  --wash-1: rgba(109, 74, 255, .22);
  --wash-2: rgba(255, 95, 162, .13);
  --wash-3: rgba(34, 199, 232, .15);

  --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px -4px rgba(0, 0, 0, .45);
  --shadow-lift: 0 1px 2px rgba(0, 0, 0, .5), 0 16px 40px -8px rgba(0, 0, 0, .6);
  --shadow-phone: 0 2px 8px rgba(0, 0, 0, .5), 0 28px 64px -12px rgba(0, 0, 0, .7);
  color-scheme: dark;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; overflow-x: clip; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background .25s, color .25s;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 72px; }

.skip-link {
  position: absolute; inset-inline-start: 24px; top: 12px; z-index: 100;
  padding: 10px 16px; border-radius: 10px;
  background: var(--accent-solid); color: #fff;
  transform: translateY(-250%);
}
.skip-link:focus { transform: none; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 8px; }

/* ---------------- nav ---------------- */

.nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(16px) saturate(1.4);
  border-bottom: 1px solid transparent;
  transition: border-color .2s, background .25s;
}
.nav.is-stuck { border-bottom-color: var(--border); }
.nav-inner { display: flex; align-items: center; gap: 24px; height: 68px; }

.brand { display: flex; align-items: center; gap: 10px; font-size: 16px; font-weight: 600; letter-spacing: -.2px; margin-right: auto; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 11px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--pink));
  color: #fff; font-size: 12.5px; font-weight: 600;
  box-shadow: 0 6px 16px -4px rgba(109, 74, 255, .5);
  transition: transform .3s cubic-bezier(.34, 1.56, .64, 1);
}
.brand:hover .brand-mark { transform: rotate(-8deg) scale(1.06); }

.nav-links { display: flex; gap: 26px; font-size: 14px; }
.nav-links a { color: var(--muted); transition: color .15s; }
.nav-links a:hover, .nav-links a.is-active { color: var(--text); }

.nav-ctl { display: flex; align-items: center; gap: 8px; }

.ctl {
  display: inline-flex; align-items: center; gap: 8px;
  height: 38px; padding: 0 13px;
  background: var(--surface); color: var(--muted);
  border: 1px solid var(--border); border-radius: 11px;
  font: inherit; font-size: 12.5px; font-weight: 500; cursor: pointer;
  transition: border-color .15s, color .15s;
}
.ctl:hover { border-color: var(--border-strong); color: var(--text); }
.ctl.is-icon { width: 38px; padding: 0; justify-content: center; }
.ctl .moon { display: none; }
[data-theme="dark"] .ctl .sun { display: none; }
[data-theme="dark"] .ctl .moon { display: block; }

.lang { position: relative; }
.lang-menu {
  position: absolute; right: 0; top: calc(100% + 8px);
  width: 212px; max-height: 320px; overflow-y: auto;
  margin: 0; padding: 6px; list-style: none;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 14px; box-shadow: var(--shadow-lift); z-index: 20;
}
.lang-menu button {
  display: flex; justify-content: space-between; align-items: center; gap: 8px;
  width: 100%; padding: 9px 11px;
  background: none; border: 0; border-radius: 9px;
  color: var(--muted); font: inherit; font-size: 14px; text-align: left; cursor: pointer;
}
.lang-menu button:hover { background: var(--raised); color: var(--text); }
.lang-menu button[aria-selected="true"] { color: var(--accent); background: var(--accent-soft); }
.lang-menu .code { font-size: 11.5px; opacity: .55; text-transform: uppercase; }

.menu-btn { display: none; }

/* ---------------- hero ---------------- */

.hero {
  padding: 72px 0 64px;
  background:
    linear-gradient(152deg, var(--wash-1), transparent 48%),
    linear-gradient(28deg, var(--wash-3), transparent 52%),
    radial-gradient(80% 70% at 50% 0%, var(--wash-2), transparent 70%);
  border-bottom: 1px solid var(--border);
}
.hero-inner { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 22px; }

.pill {
  margin: 0;
  padding: 7px 14px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border);
  box-shadow: var(--shadow);
  color: var(--accent);
  font-size: 11.5px; font-weight: 600; letter-spacing: .8px;
}

.hero h1 {
  margin: 0; max-width: 16ch;
  font-size: clamp(36px, 5.2vw, 54px); line-height: 1.07;
  font-weight: 700; letter-spacing: -1.9px;
}
.hero-sub { margin: 0; max-width: 620px; color: var(--muted); font-size: 17px; line-height: 27px; }

.hero-icons { display: flex; gap: 14px; }
.hero-icons a {
  display: block;
  animation: float 5s ease-in-out infinite;
  animation-delay: calc(var(--i) * -1.25s);
  transition: transform .25s cubic-bezier(.34, 1.56, .64, 1);
}
.hero-icons img {
  width: 56px; height: 56px; border-radius: 15px;
  border: 1px solid var(--border); box-shadow: var(--shadow);
}
.hero-icons a:hover { transform: translateY(-8px) scale(1.06); }

.metrics {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 8px;
  margin: 0; font-size: 12.5px; font-weight: 500; color: var(--muted);
}
.metrics b { font-weight: 600; color: var(--text); }
.metrics .sep { opacity: .45; }

/* ---------------- sections ---------------- */

.section { padding: 72px 0; }
.section-alt { background: var(--raised); border-block: 1px solid var(--border); }

.sec-head { margin: 0 0 32px; }
.eyebrow { margin: 0 0 8px; font-size: 11.5px; font-weight: 600; letter-spacing: .8px; color: var(--accent); }
.sec-head h2 { margin: 0; font-size: 22px; line-height: 28px; font-weight: 600; letter-spacing: -.5px; }

/* ---------------- product cards ---------------- */

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

.card {
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  padding: 28px 20px 24px; border-radius: 18px;
  background: var(--surface); border: 1px solid var(--border);
  box-shadow: var(--shadow); text-align: center;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lift); border-color: var(--border-strong); }
.card img { width: 68px; height: 68px; border-radius: 18px; border: 1px solid var(--border); }
.card h3 { margin: 0; font-size: 17px; font-weight: 600; letter-spacing: -.2px; line-height: 1.3; }
.card p { margin: 0; flex: 1; font-size: 13.5px; line-height: 20px; color: var(--muted); }

.card-badge { font-size: 12.5px; font-weight: 500; line-height: 1.5; }
.card-badge .rating { display: block; color: var(--text); }
.card-badge .rating svg { color: #f6b73c; vertical-align: -1px; }
.card-badge .dl { color: var(--muted); }

.card-btn {
  padding: 9px 18px; border-radius: 10px;
  background: var(--raised); border: 1px solid var(--border);
  font-size: 12.5px; font-weight: 500;
  transition: background .15s, border-color .15s;
}
.card:hover .card-btn { background: var(--accent-soft); border-color: transparent; color: var(--accent); }

/* ---------------- app detail sections ---------------- */

.app-detail { padding: 72px 0; border-bottom: 1px solid var(--border); }
.app-detail:nth-child(even) { background: var(--raised); }

.app-detail .wrap {
  display: grid; grid-template-columns: 1fr 420px;
  gap: 56px; align-items: center;
}
.app-detail.is-flipped .wrap { grid-template-columns: 420px 1fr; }
.app-detail.is-flipped .app-info { order: 2; }
.app-detail.is-flipped .app-shots { order: 1; }

.app-id { display: flex; align-items: center; gap: 14px; margin-bottom: 10px; }
.app-id img { width: 56px; height: 56px; border-radius: 15px; border: 1px solid var(--border); }
.app-id span { font-size: 17px; font-weight: 600; letter-spacing: -.2px; }

.app-info h2 {
  margin: 0 0 18px;
  font-size: clamp(28px, 3.4vw, 40px); line-height: 1.1;
  font-weight: 700; letter-spacing: -1.3px;
}
.app-desc { margin: 0 0 22px; color: var(--muted); font-size: 16px; }

.feats { margin: 0 0 24px; padding: 0; list-style: none; display: grid; gap: 12px; }
.feats li { display: flex; gap: 12px; font-size: 14px; color: var(--muted); }
.feats li::before {
  content: ""; flex: none; width: 18px; height: 18px; margin-top: 2px;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236d4aff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m5 13 4.5 4.5L19 7'/%3E%3C/svg%3E") center / 18px no-repeat;
}

.app-cta {
  display: inline-flex; align-items: center; gap: 10px;
  height: 46px; padding: 0 20px; border-radius: 12px;
  background: linear-gradient(118deg, var(--accent-solid), var(--pink));
  color: #fff; font-size: 14px; font-weight: 500;
  box-shadow: 0 8px 22px -6px rgba(109, 74, 255, .5);
  transition: transform .18s, box-shadow .18s;
}
.app-cta:hover { transform: translateY(-2px); box-shadow: 0 14px 30px -8px rgba(109, 74, 255, .6); }

.app-shots { display: flex; justify-content: center; gap: 18px; }
.app-shots img {
  width: 208px; border-radius: 22px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-phone);
  transition: transform .3s cubic-bezier(.22, 1, .36, 1);
}
.app-shots img:nth-child(2) { margin-top: 36px; }
.app-shots:hover img:nth-child(1) { transform: translateY(-6px) rotate(-1.5deg); }
.app-shots:hover img:nth-child(2) { transform: translateY(-6px) rotate(1.5deg); }

/* ---------------- about ---------------- */

.about-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.about-cols p { margin: 0 0 16px; color: var(--muted); font-size: 16px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 20px 0 0; padding: 0; list-style: none; }
.chips li {
  padding: 6px 12px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent);
  font-size: 12.5px; font-weight: 500;
  transition: transform .2s cubic-bezier(.34, 1.56, .64, 1);
}
.chips li:hover { transform: translateY(-3px); }

/* ---------------- contact ---------------- */

.contact-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.panel {
  padding: 22px 24px; border-radius: 16px;
  background: var(--surface); border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: transform .18s, box-shadow .18s;
}
.panel:hover { transform: translateY(-3px); box-shadow: var(--shadow-lift); }
.panel small { display: block; font-size: 12.5px; color: var(--muted); }
.panel strong { display: block; margin-top: 4px; font-size: 17px; font-weight: 600; letter-spacing: -.2px; word-break: break-all; }

/* ---------------- footer ---------------- */

.foot { padding: 28px 0; border-top: 1px solid var(--border); }
.foot-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; font-size: 12.5px; color: var(--muted); }
.foot p { margin: 0; }
.foot nav { display: flex; gap: 20px; }
.foot a:hover { color: var(--accent); }

/* ---------------- legal page ---------------- */

.legal { max-width: 820px; margin: 0 auto; padding: 56px 72px 88px; }
.legal h1 { margin: 0 0 8px; font-size: 32px; line-height: 38px; letter-spacing: -1px; }
.legal .updated { margin: 0 0 32px; padding-bottom: 24px; border-bottom: 1px solid var(--border); color: var(--muted); font-size: 13.5px; }
.legal h2 { margin: 36px 0 10px; font-size: 17px; line-height: 24px; font-weight: 600; letter-spacing: -.2px; scroll-margin-top: 84px; }
.legal h2:first-of-type { margin-top: 0; }
.legal p, .legal li { color: var(--muted); }
.legal strong { color: var(--text); font-weight: 600; }
.legal p { margin: 0 0 12px; }
.legal ul { margin: 0 0 16px; padding-left: 20px; }
.legal li { margin-bottom: 7px; }
.legal a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.back { display: inline-flex; align-items: center; gap: 7px; margin-bottom: 24px; font-size: 12.5px; font-weight: 500; color: var(--muted); }
.back:hover { color: var(--accent); }

/* ---------------- animation ---------------- */

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.reveal {
  opacity: 0; transform: translateY(18px);
  transition: opacity .65s cubic-bezier(.22, 1, .36, 1) var(--d, 0ms),
              transform .65s cubic-bezier(.22, 1, .36, 1) var(--d, 0ms);
}
.reveal.is-in { opacity: 1; transform: none; }

.progress {
  position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 60;
  transform-origin: 0 50%; transform: scaleX(var(--progress, 0));
  background: linear-gradient(90deg, var(--accent), var(--pink), var(--cyan));
}

/* ---------------- responsive ---------------- */

@media (max-width: 1100px) {
  .wrap { padding: 0 40px; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .app-detail .wrap,
  .app-detail.is-flipped .wrap { grid-template-columns: 1fr; gap: 40px; }
  .app-detail.is-flipped .app-info,
  .app-detail.is-flipped .app-shots { order: 0; }
  .app-shots { justify-content: flex-start; }
  .legal { padding: 48px 40px 72px; }
}

@media (max-width: 760px) {
  .wrap { padding: 0 24px; }
  .nav-links {
    position: absolute; left: 16px; right: 16px; top: calc(100% + 8px);
    flex-direction: column; gap: 2px; padding: 8px;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 14px; box-shadow: var(--shadow-lift);
  }
  .nav-links:not(.is-open) { display: none; }
  .nav-links a { padding: 11px 14px; }
  .menu-btn {
    display: grid; gap: 5px; place-content: center;
    width: 38px; height: 38px;
    background: var(--surface); border: 1px solid var(--border); border-radius: 11px; cursor: pointer;
  }
  .menu-btn span { display: block; width: 16px; height: 1.5px; background: var(--text); }
  .ctl span:not(.code) { display: none; }
  .ctl { padding: 0 11px; }

  .hero { padding: 48px 0; }
  .section, .app-detail { padding: 48px 0; }
  .cards { grid-template-columns: 1fr; }
  .about-cols, .contact-row { grid-template-columns: 1fr; gap: 0; }
  .contact-row { gap: 12px; }
  .app-shots { gap: 12px; }
  .app-shots img { width: calc(50% - 6px); }
  .app-shots img:nth-child(2) { margin-top: 20px; }
  .foot-inner { flex-direction: column; align-items: flex-start; gap: 12px; }
  .legal { padding: 36px 24px 56px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; }
}