:root {
  --bg-0: #0b0d10;
  --bg-1: #0f1318;
  --bg-2: #141a21;
  --ink: #e9edf1;
  --muted: #a7b0bb;
  --accent: #b8a47a;
  --accent-2: #6c839a;
  --chip: #1c232c;
  --chip-active: #2a3642;
  --glass: rgba(20, 27, 35, 0.7);
  --border: rgba(255, 255, 255, 0.08);
  --shadow: 0 25px 60px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  background: var(--bg-0);
  color: var(--ink);
  font-family: "Sora", system-ui, sans-serif;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.bg {
  position: fixed;
  inset: -10vmax;
  background:
    radial-gradient(35vmax 35vmax at 20% 20%, rgba(184, 164, 122, 0.12), transparent 60%),
    radial-gradient(40vmax 40vmax at 80% 10%, rgba(108, 131, 154, 0.18), transparent 55%),
    radial-gradient(50vmax 50vmax at 60% 80%, rgba(27, 36, 48, 0.9), transparent 60%),
    linear-gradient(120deg, var(--bg-1), var(--bg-2));
  filter: blur(0px);
  z-index: 0;
}

.app {
  position: relative;
  z-index: 1;
  width: min(92vw, 520px);
  display: grid;
  gap: 18px;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--muted);
}

.brand {
  font-size: 11px;
  letter-spacing: 0.35em;
}

.card {
  background: var(--glass);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 28px 26px 24px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.time {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(56px, 12vw, 96px);
  text-align: center;
  letter-spacing: 0.08em;
  margin: 6px 0 22px;
}

.presets {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-bottom: 18px;
}

.chip {
  background: var(--chip);
  color: var(--muted);
  border: 1px solid transparent;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 13px;
  min-width: 44px;
  cursor: pointer;
  transition: 0.2s ease;
}

.chip.active {
  background: var(--chip-active);
  color: var(--ink);
  border-color: var(--border);
}

.custom {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 18px;
}

.custom input {
  width: 64px;
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 8px 10px;
  text-align: center;
  font-size: 14px;
}

.custom input::placeholder {
  color: var(--muted);
}

.divider {
  color: var(--muted);
}

.controls {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 20px;
}

.primary,
.ghost {
  border-radius: 999px;
  padding: 10px 18px;
  font-size: 14px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: 0.2s ease;
  background: transparent;
  color: var(--ink);
}

.primary {
  background: linear-gradient(120deg, rgba(184, 164, 122, 0.24), rgba(184, 164, 122, 0.08));
  border-color: rgba(184, 164, 122, 0.4);
}

.primary:hover {
  transform: translateY(-1px);
}

.ghost {
  color: var(--muted);
  border-color: var(--border);
}

.sound-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

select {
  flex: 1 1 160px;
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 8px 12px;
  font-size: 13px;
  min-width: 140px;
}

.toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
  text-transform: lowercase;
}

.toggle input {
  accent-color: var(--accent);
}

.credits {
  background: rgba(8, 10, 14, 0.7);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px 16px;
  font-size: 12px;
  color: var(--muted);
}

.credits-title {
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-size: 10px;
  margin-bottom: 8px;
}

.credits ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.credits a {
  color: var(--muted);
  text-decoration: none;
}

.credits a:hover {
  color: var(--ink);
}

.hidden {
  display: none;
}

@media (max-width: 520px) {
  .card {
    padding: 24px 18px;
  }

  .presets {
    flex-wrap: wrap;
  }

  .sound-row {
    justify-content: center;
  }
}