:root {
  --bg: #0b1220;
  --bg-soft: #111a2e;
  --card: #16223c;
  --card-2: #1b2a48;
  --line: #243352;
  --text: #eaf1ff;
  --muted: #8aa0c6;
  --accent: #2dd4bf;
  --accent-2: #3b82f6;
  --grad: linear-gradient(135deg, #2dd4bf 0%, #3b82f6 100%);
  --grad-soft: linear-gradient(135deg, rgba(45,212,191,.16), rgba(59,130,246,.16));
  --ok: #34d399;
  --warn: #fbbf24;
  --danger: #f87171;
  --radius: 18px;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; height: 100%; }
body {
  background: radial-gradient(1200px 600px at 50% -10%, #15233f 0%, var(--bg) 60%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

#app {
  max-width: 520px;
  margin: 0 auto;
  min-height: 100%;
  padding: calc(env(safe-area-inset-top) + 14px) 16px 96px;
  display: flex;
  flex-direction: column;
}

.hidden { display: none !important; }

/* Шапка */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 18px;
}
.brand { display: flex; align-items: center; gap: 8px; }
.brand-logo { font-size: 22px; }
.brand-name { font-weight: 800; font-size: 20px; letter-spacing: .3px;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

.pill { font-size: 12px; font-weight: 700; padding: 6px 12px; border-radius: 999px; }
.pill-ok { color: #06281f; background: var(--ok); }
.pill-muted { color: var(--muted); background: var(--bg-soft); border: 1px solid var(--line); }

/* Карточки */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
  margin-bottom: 14px;
}
.card-hero {
  background: var(--grad-soft);
  border: 1px solid rgba(45,212,191,.25);
}
.card h3 { margin: 0 0 4px; font-size: 14px; color: var(--muted); font-weight: 600; }
.muted { color: var(--muted); }
.row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }

/* Подписка: кольцо прогресса */
.sub-top { display: flex; align-items: center; gap: 16px; }
.ring { --p: 0; width: 84px; height: 84px; flex: none; border-radius: 50%;
  background: conic-gradient(var(--accent) calc(var(--p) * 1%), #223! 0);
  background:
    radial-gradient(closest-side, var(--card) 70%, transparent 71% 100%),
    conic-gradient(#2dd4bf calc(var(--p)*1%), #24345200 0);
  display: grid; place-items: center; position: relative;
}
.ring::before {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  background: conic-gradient(from 0deg, #2dd4bf, #3b82f6 calc(var(--p)*1%), #243352 0);
  -webkit-mask: radial-gradient(closest-side, transparent 70%, #000 71%);
  mask: radial-gradient(closest-side, transparent 70%, #000 71%);
}
.ring b { font-size: 22px; font-weight: 800; }
.ring small { display:block; font-size: 10px; color: var(--muted); }
.sub-info b.big { font-size: 18px; }

.divider { height: 1px; background: var(--line); margin: 14px 0; border: 0; }

/* Сетка быстрых действий */
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.action {
  background: var(--card-2); border: 1px solid var(--line); border-radius: 14px;
  padding: 16px 14px; text-align: left; color: var(--text); cursor: pointer;
  transition: transform .08s ease, border-color .2s ease;
}
.action:active { transform: scale(.97); }
.action .ic { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 10px;
  background: var(--grad-soft); font-size: 18px; margin-bottom: 10px; }
.action .t { font-weight: 700; font-size: 14px; }
.action .s { font-size: 12px; color: var(--muted); }

/* Кнопки */
.btn {
  width: 100%; border: 0; border-radius: 14px; padding: 15px;
  font-size: 15px; font-weight: 700; color: #04121a; cursor: pointer;
  background: var(--grad); transition: transform .08s ease, opacity .2s;
}
.btn:active { transform: scale(.98); }
.btn-ghost { background: var(--card-2); color: var(--text); border: 1px solid var(--line); }
.btn + .btn { margin-top: 10px; }

/* Тарифы */
.plan {
  position: relative; border: 1px solid var(--line); border-radius: 16px;
  padding: 16px; margin-bottom: 12px; background: var(--card);
}
.plan.best { border-color: var(--accent); box-shadow: 0 0 0 1px rgba(45,212,191,.4); }
.plan .badge { position: absolute; top: -10px; right: 14px; font-size: 11px; font-weight: 800;
  padding: 4px 10px; border-radius: 999px; background: var(--grad); color: #04121a; }
.plan .price { font-size: 26px; font-weight: 800; }
.plan .per { color: var(--muted); font-size: 13px; }
.plan ul { margin: 10px 0 14px; padding: 0; list-style: none; }
.plan li { font-size: 13px; color: var(--muted); padding: 3px 0; }
.plan li::before { content: "✓ "; color: var(--accent); font-weight: 800; }

/* Мастер подключения */
.steps { display: flex; gap: 6px; margin-bottom: 16px; }
.steps .s { flex: 1; height: 4px; border-radius: 4px; background: var(--line); }
.steps .s.on { background: var(--grad); }
.platforms { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.platform {
  display: flex; align-items: center; gap: 8px; padding: 14px; border-radius: 12px;
  background: var(--card-2); border: 1px solid var(--line); color: var(--text);
  cursor: pointer; font-weight: 600; font-size: 14px;
}
.platform.sel { border-color: var(--accent); background: var(--grad-soft); }

.sub-box {
  display: flex; align-items: center; gap: 8px; margin-top: 6px;
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: 12px;
  padding: 12px; font-size: 12px; color: var(--muted); word-break: break-all;
}

.section-title { font-size: 13px; color: var(--muted); margin: 4px 2px 10px; font-weight: 600; }

/* Нижняя навигация */
.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 20;
  max-width: 520px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(4, 1fr);
  background: rgba(11,18,32,.92); backdrop-filter: blur(12px);
  border-top: 1px solid var(--line);
  padding: 8px 8px calc(env(safe-area-inset-bottom) + 8px);
}
.tab { background: none; border: 0; color: var(--muted); cursor: pointer;
  display: flex; flex-direction: column; align-items: center; gap: 3px; font-size: 11px; font-weight: 600;
  padding: 6px 0; border-radius: 12px; transition: color .2s; }
.tab .tab-ic { font-size: 20px; filter: grayscale(.4) opacity(.7); transition: filter .2s; }
.tab.active { color: var(--text); }
.tab.active .tab-ic { filter: none; }

/* Тост */
.toast {
  position: fixed; left: 50%; bottom: 90px; transform: translateX(-50%);
  background: #0f1830; border: 1px solid var(--line); color: var(--text);
  padding: 12px 18px; border-radius: 12px; font-size: 14px; font-weight: 600;
  box-shadow: var(--shadow); z-index: 50; transition: opacity .25s, transform .25s;
}
.toast.hidden { opacity: 0; transform: translateX(-50%) translateY(8px); pointer-events: none; }

.skeleton { color: var(--muted); text-align: center; padding: 40px 0; }