:root {
  --bg: #0E0E10; --raised: #1C1C1E; --ink: #f2f2f4; --muted: #9a9aa3;
  --accent: #3dd6c6; --line: rgba(242,242,244,.12); --google: #fff;
  --serif: "Fraunces", Georgia, serif; --sans: "Sora", system-ui, sans-serif;
  --warn: #f0c674;
}
* { box-sizing: border-box; }
body {
  margin: 0; min-height: 100vh; color: var(--ink); font-family: var(--sans);
  background:
    radial-gradient(900px 480px at 10% -10%, rgba(61,214,198,.14), transparent 55%),
    linear-gradient(180deg, #121214, var(--bg) 70%);
}
.wrap { width: min(980px, calc(100% - 2rem)); margin: 0 auto; padding: 2.5rem 0 4rem; }
.brand { font-family: var(--serif); font-size: clamp(2rem, 5vw, 3rem); margin: 0 0 .4rem; }
.lede { color: var(--muted); max-width: 40rem; line-height: 1.45; }
.grid { display: grid; gap: 1.1rem; margin-top: 2rem; }
.card {
  display: grid; gap: 1rem;
  background: var(--raised); border: 1px solid var(--line); border-radius: 16px; padding: 1.25rem 1.35rem;
}
.card-top {
  display: grid; grid-template-columns: auto 1fr auto; gap: 1rem; align-items: start;
}
@media (max-width: 720px) {
  .card-top { grid-template-columns: auto 1fr; }
  .card-top .btn { grid-column: 1 / -1; justify-self: stretch; }
}
.rank {
  width: 2.4rem; height: 2.4rem; border-radius: 999px; display:grid; place-items:center;
  background: rgba(61,214,198,.15); color: var(--accent); font-weight: 700; flex-shrink: 0;
}
.card h2 { margin: 0 0 .2rem; font-family: var(--serif); font-size: 1.35rem; }
.tagline { margin: 0 0 .55rem; color: var(--ink); font-size: .95rem; opacity: .92; }
.card .desc { margin: 0; color: var(--muted); font-size: .88rem; line-height: 1.5; }
.meta { margin-top: .55rem; font-size: .78rem; color: var(--accent); display: flex; flex-wrap: wrap; gap: .45rem .85rem; }
.meta span { white-space: nowrap; }
.size-badge {
  display: inline-block; border: 1px solid rgba(240,198,116,.35); color: var(--warn);
  border-radius: 999px; padding: .12rem .55rem; font-size: .72rem; font-weight: 600;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--accent); color: #041016; font-weight: 700; text-decoration: none;
  border: 0; cursor: pointer; border-radius: 999px; padding: .75rem 1.15rem; white-space: nowrap;
  font: inherit; height: fit-content;
}
.btn:hover { filter: brightness(1.06); }
.btn:disabled { opacity: .55; cursor: wait; }
.pill { display:inline-block; border:1px solid var(--line); border-radius:999px; padding:.15rem .55rem; font-size:.7rem; color:var(--muted); margin-right:.35rem; }
.details { display: grid; gap: .85rem; border-top: 1px solid var(--line); padding-top: .95rem; margin-top: .15rem; }
.details h3 { margin: 0 0 .35rem; font-size: .72rem; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.chips { display: flex; flex-wrap: wrap; gap: .35rem; margin: 0; padding: 0; list-style: none; }
.chips li {
  border: 1px solid var(--line); border-radius: 999px; padding: .2rem .55rem;
  font-size: .72rem; color: var(--muted);
}
.feat, .tips { margin: 0; padding-left: 1.1rem; color: var(--muted); font-size: .84rem; line-height: 1.45; }
.feat li, .tips li { margin: .2rem 0; }
.tips li { color: #c8c8d0; }
.tips li::marker { color: var(--warn); }
.links { font-size: .8rem; color: var(--muted); }
.links a { color: var(--accent); }
.section-title {
  margin: 2.4rem 0 .6rem; font-family: var(--serif); font-size: 1.35rem;
}
.guide {
  background: var(--raised); border: 1px solid var(--line); border-radius: 16px;
  padding: 1.15rem 1.25rem; color: var(--muted); font-size: .88rem; line-height: 1.5;
}
.guide ol { margin: .5rem 0 0; padding-left: 1.2rem; }
.guide code { color: var(--accent); font-size: .82rem; }
footer { margin-top: 2.5rem; color: var(--muted); font-size: .8rem; }
.gate {
  min-height: 100vh; display: grid; place-items: center; padding: 2rem 1rem;
}
.gate-inner { text-align: center; max-width: 22rem; }
.google-circle {
  width: clamp(7.5rem, 28vw, 9.5rem); height: clamp(7.5rem, 28vw, 9.5rem);
  border-radius: 999px; border: 0; cursor: pointer;
  background: var(--google); color: #1f1f1f;
  display: inline-grid; place-items: center;
  box-shadow: 0 18px 50px rgba(0,0,0,.35);
  transition: transform .18s ease, box-shadow .18s ease;
}
.google-circle:hover { transform: scale(1.04); box-shadow: 0 22px 60px rgba(0,0,0,.42); }
.google-circle:disabled { opacity: .7; cursor: wait; transform: none; }
.google-circle svg { width: 42%; height: 42%; }
.gate h1 { font-family: var(--serif); font-size: clamp(1.8rem, 4vw, 2.4rem); margin: 1.4rem 0 .5rem; }
.gate p { color: var(--muted); margin: 0 0 1.5rem; line-height: 1.45; }
.err { color: #ff8f8f; min-height: 1.4rem; font-size: .9rem; margin-top: 1rem; }
.topbar { display:flex; justify-content: space-between; align-items: baseline; gap: 1rem; flex-wrap: wrap; }
.linkish { background:none; border:0; color: var(--muted); cursor:pointer; font: inherit; text-decoration: underline; }