:root {
  --navy: #0b1f3a;
  --navy2: #123056;
  --gold: #d4a017;
  --gold2: #f0c14b;
  --paper: #f6f3ea;
  --card: #ffffff;
  --text: #142033;
  --muted: #5b6b7c;
  --line: #e4dcc8;
  --ok: #1b7a4a;
  --android: #3ddc84;
  --ios: #111827;
  --radius: 18px;
  --font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(900px 420px at 0% -10%, #1e4a86 0%, transparent 55%),
    radial-gradient(700px 380px at 100% 0%, #b8860b33 0%, transparent 50%),
    var(--paper);
  min-height: 100vh;
}
a { color: #1a4d8c; }
.wrap { max-width: 920px; margin: 0 auto; padding: 1.25rem 1.1rem 3rem; }
.top {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; margin-bottom: 1.5rem;
}
.brand { display: flex; align-items: center; gap: .75rem; text-decoration: none; color: inherit; }
.logo {
  width: 48px; height: 48px; border-radius: 14px;
  background: linear-gradient(160deg, var(--navy2), var(--navy));
  color: var(--gold2); display: grid; place-items: center;
  font-weight: 800; font-size: 1.05rem; letter-spacing: .04em;
  box-shadow: 0 8px 20px #0b1f3a33;
}
.brand-name { font-weight: 800; font-size: 1.05rem; }
.brand-sub { color: var(--muted); font-size: .82rem; }
.hero {
  background: linear-gradient(155deg, var(--navy) 0%, var(--navy2) 70%);
  color: #fff; border-radius: 24px; padding: 1.6rem 1.4rem 1.5rem;
  box-shadow: 0 18px 40px #0b1f3a33;
}
.hero h1 { margin: 0 0 .35rem; font-size: clamp(1.5rem, 4vw, 2.1rem); }
.hero p { margin: 0; color: #d7e3f3; line-height: 1.5; max-width: 40rem; }
.badge {
  display: inline-block; margin-bottom: .8rem; background: #d4a01722;
  color: var(--gold2); border: 1px solid #d4a01755;
  padding: .2rem .6rem; border-radius: 999px; font-size: .75rem; font-weight: 700;
  letter-spacing: .04em; text-transform: uppercase;
}
.grid {
  display: grid; gap: 1rem; grid-template-columns: 1fr 1fr;
  margin: 1.25rem 0;
}
@media (max-width: 720px) { .grid { grid-template-columns: 1fr; } }
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.2rem 1.15rem;
  box-shadow: 0 8px 22px #1420330d;
}
.card h2 { margin: 0 0 .35rem; font-size: 1.15rem; }
.card p { margin: 0 0 .9rem; color: var(--muted); font-size: .92rem; line-height: 1.45; }
.qr {
  width: 168px; height: 168px; background: #fff; border: 1px solid var(--line);
  border-radius: 12px; padding: 8px; margin: 0 auto .85rem; display: block;
}
.nav { display: flex; gap: .45rem; flex-wrap: wrap; justify-content: flex-end; }
.nav .btn { width: auto; padding: .5rem .9rem; font-size: .85rem; }
.hero .btn.gold {
  width: auto; margin-top: 1.1rem; padding: .7rem 1.15rem;
  background: linear-gradient(180deg, #f0c14b, #d4a017); color: #0b1f3a;
  box-shadow: 0 8px 18px #d4a01744;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .45rem;
  width: 100%; padding: .85rem 1rem; border-radius: 12px; border: 0;
  font: inherit; font-weight: 700; text-decoration: none; cursor: pointer;
}
.btn.pwa { background: var(--navy); color: #fff; }
.btn.apk { background: var(--android); color: #06331a; }
.btn.ghost { background: #eef2f7; color: var(--navy); }
.btn[aria-disabled="true"], .btn.disabled {
  background: #d7dde5; color: #7a8694; pointer-events: none;
}
.note {
  font-size: .82rem; color: var(--muted); margin-top: .65rem; text-align: center;
}
.note.warn { color: #9a6700; background: #fff6d8; border-radius: 8px; padding: .5rem .6rem; }
.section { margin-top: 1.5rem; }
.section h2 { margin: 0 0 .75rem; font-size: 1.2rem; }
.section-head { margin-bottom: 1rem; }
.section-head p { margin: .25rem 0 0; color: var(--muted); max-width: 38rem; line-height: 1.5; }
.feat-grid {
  display: grid; gap: .9rem;
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 800px) { .feat-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .feat-grid { grid-template-columns: 1fr; } }
.feat {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 1rem 1rem 1.15rem;
  box-shadow: 0 10px 24px #1420330c;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s;
}
.feat:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px #0b1f3a18;
  border-color: #d4a01788;
}
.feat h3 { margin: .15rem 0 .35rem; font-size: 1.02rem; letter-spacing: -.01em; }
.feat p { margin: 0; color: var(--muted); font-size: .86rem; line-height: 1.45; }
.feat-art {
  height: 92px; margin: 0 0 .7rem;
  border-radius: 16px;
  display: grid; place-items: center;
  overflow: hidden;
}
.feat-art svg { width: 100%; height: 92px; }
.feat.c1 .feat-art { background: linear-gradient(165deg, #fff7d6, #f3e2a8); }
.feat.c2 .feat-art { background: linear-gradient(165deg, #e8f6ee, #c9ead6); }
.feat.c3 .feat-art { background: linear-gradient(165deg, #e7eefc, #c9d7f4); }
.feat.c4 .feat-art { background: linear-gradient(165deg, #f3e9d2, #e8d5a6); }
.feat.c5 .feat-art { background: linear-gradient(165deg, #e6f0fa, #c5daf3); }
.feat.c6 .feat-art { background: linear-gradient(165deg, #f7efe0, #ecd9b0); }
.feat.c7 .feat-art { background: linear-gradient(165deg, #e9f7ef, #c8ebd6); }
.feat.c8 .feat-art { background: linear-gradient(165deg, #ece6f8, #d5c8f0); }
.feat.c9 .feat-art { background: linear-gradient(165deg, #fff1d6, #f3d48a); }
.steps {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 0; overflow: hidden;
}
.step {
  display: grid; grid-template-columns: 2.2rem 1fr; gap: .7rem;
  padding: .9rem 1.1rem; border-top: 1px solid var(--line);
}
.step:first-child { border-top: 0; }
.n {
  width: 1.7rem; height: 1.7rem; border-radius: 999px;
  background: var(--navy); color: var(--gold2);
  display: grid; place-items: center; font-weight: 800; font-size: .85rem;
}
.step h3 { margin: 0 0 .15rem; font-size: .98rem; }
.step p { margin: 0; color: var(--muted); font-size: .9rem; line-height: 1.45; }
.tabs { display: flex; gap: .5rem; margin-bottom: .75rem; flex-wrap: wrap; }
.tab {
  border: 1px solid var(--line); background: #fff; border-radius: 999px;
  padding: .4rem .8rem; font: inherit; font-weight: 600; cursor: pointer; color: var(--muted);
}
.tab.active { background: var(--navy); color: #fff; border-color: var(--navy); }
.panel { display: none; }
.panel.active { display: block; }
.foot {
  margin-top: 2.2rem; text-align: center; color: var(--muted); font-size: .8rem;
}
.copy {
  display: flex; gap: .4rem; margin-top: .5rem;
}
.copy input {
  flex: 1; border: 1px solid var(--line); border-radius: 10px;
  padding: .55rem .7rem; font: inherit; background: #faf8f2;
}
.copy button {
  border: 0; border-radius: 10px; background: var(--navy); color: #fff;
  padding: 0 .8rem; font-weight: 700; cursor: pointer;
}