:root {
  color-scheme: dark;
  --bg: #0b0c14;
  --card: rgba(255,255,255,.075);
  --card-strong: rgba(255,255,255,.12);
  --text: #f7f7fb;
  --muted: #b9bdd0;
  --accent: #82f7c6;
  --accent2: #8fa8ff;
  --danger: #ff7b95;
  --shadow: 0 24px 80px rgba(0,0,0,.35);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 20% 0%, rgba(130,247,198,.22), transparent 30rem),
    radial-gradient(circle at 90% 10%, rgba(143,168,255,.24), transparent 28rem),
    linear-gradient(135deg, #080912, #151521 55%, #10131c);
  color: var(--text);
}
button, input { font: inherit; }
button {
  border: 0;
  border-radius: 16px;
  padding: .9rem 1.05rem;
  color: var(--text);
  background: var(--card-strong);
  cursor: pointer;
  transition: transform .15s ease, opacity .15s ease, background .15s ease;
}
button:hover { transform: translateY(-1px); }
button:disabled { opacity: .42; cursor: not-allowed; transform: none; }
input {
  width: 100%;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 16px;
  padding: .9rem 1rem;
  color: var(--text);
  background: rgba(0,0,0,.22);
  outline: none;
}
input:focus { border-color: rgba(130,247,198,.65); box-shadow: 0 0 0 4px rgba(130,247,198,.12); }
.app { width: min(1040px, 100%); margin: 0 auto; padding: max(22px, env(safe-area-inset-top)) 18px 34px; }
.card {
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 30px;
  background: var(--card);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}
.hero { padding: 28px; margin-bottom: 18px; }
.topline { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.pill { display:inline-flex; border:1px solid rgba(130,247,198,.35); color:var(--accent); border-radius:999px; padding:.35rem .7rem; font-size:.82rem; }
h1 { margin: 26px 0 8px; font-size: clamp(2.2rem, 8vw, 5.2rem); line-height: .92; letter-spacing: -.08em; }
h2 { margin: 0 0 18px; letter-spacing: -.04em; }
p, li, .target, .permission { color: var(--muted); }
.permission { margin: 18px 0 12px; }
.primary { color: #07110d; background: linear-gradient(135deg, var(--accent), #ccffe9); font-weight: 800; }
.secondary { background: rgba(143,168,255,.22); }
.danger { background: rgba(255,123,149,.2); color: #ffd6de; }
.ghost { padding: .65rem .85rem; background: rgba(255,255,255,.1); }
.display { padding: 24px; text-align: center; margin-bottom: 18px; }
.mode { color: var(--accent); font-weight: 800; letter-spacing: .12em; font-size: .78rem; text-transform: uppercase; }
.time { font-variant-numeric: tabular-nums; font-size: clamp(3rem, 15vw, 8rem); font-weight: 900; letter-spacing: -.08em; margin: 4px 0; }
.actions { display:flex; justify-content:center; gap: 10px; margin-top: 18px; flex-wrap: wrap; }
.grid { display:grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.form { padding: 22px; display:flex; flex-direction:column; gap: 14px; }
.duration { display:grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
label { color: var(--muted); font-size: .88rem; }
.stack { display:flex; flex-direction:column; gap: 8px; }
.check { display:flex; gap: 10px; align-items:center; }
.check input { width:auto; }
.quick { display:grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.quick button { padding: .75rem .45rem; }
.note { margin-top: 18px; padding: 22px; }
.note ul { margin-bottom: 0; padding-left: 1.2rem; }
@media (max-width: 760px) {
  .grid { grid-template-columns: 1fr; }
  .hero, .display, .form, .note { border-radius: 24px; }
  .duration { grid-template-columns: repeat(3, 1fr); }
  .quick { grid-template-columns: repeat(2, 1fr); }
}