/* ============================================================
   BIOULT Sounds · Ambience Library
   iOS「液态玻璃」· 品红 #E81F8C + 灰紫 · 移动优先 / 桌面自适应
   ============================================================ */

:root {
  --accent: #e81f8c;
  --accent2: #818cf8;
  --accent3: #a78bda;
  --glass: linear-gradient(160deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.05) 60%);
  --glass-soft: linear-gradient(160deg, rgba(255, 255, 255, 0.10), rgba(255, 255, 255, 0.04) 60%);
  --glass-line: rgba(255, 255, 255, 0.18);
  --glass-hi: inset 0 1px 0 rgba(255, 255, 255, 0.22);
  --blur: blur(28px) saturate(180%);
  --text: rgba(255, 255, 255, 0.96);
  --dim: rgba(255, 255, 255, 0.55);
  --radius: 22px;
  --ease: cubic-bezier(0.32, 0.72, 0, 1);
  --catbar-h: 58px;
  --dock-h: 118px;
}

* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  height: 100%;
  overflow: hidden;
  background:
    radial-gradient(120vmax 90vmax at 85% -10%, rgba(232, 31, 140, 0.16), transparent 55%),
    radial-gradient(100vmax 80vmax at -10% 30%, rgba(129, 140, 248, 0.14), transparent 55%),
    radial-gradient(90vmax 70vmax at 60% 110%, rgba(167, 139, 218, 0.12), transparent 55%),
    #0a0714;
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI",
    Inter, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  -webkit-font-smoothing: antialiased;
  user-select: none;
  -webkit-user-select: none;
}

#stage { position: fixed; inset: 0; width: 100%; height: 100%; display: block; z-index: 0; pointer-events: none; }
.hidden { display: none !important; }

/* ============ 顶部栏 ============ */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  display: flex; align-items: center; justify-content: space-between;
  padding: calc(env(safe-area-inset-top, 0px) + 10px) 14px 8px;
  z-index: 20; gap: 10px; pointer-events: none;
}
.topbar > * { pointer-events: auto; }

.brand {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 16px 8px 10px;
  background: var(--glass-soft);
  border: 1px solid var(--glass-line);
  border-radius: 999px;
  backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  box-shadow: var(--glass-hi), 0 8px 24px rgba(0, 0, 0, 0.28);
}
.logo { width: 30px; height: 30px; filter: drop-shadow(0 2px 10px rgba(232, 31, 140, 0.55)); }
.wordmark { display: flex; flex-direction: column; line-height: 1.15; }
.wm-main { font-size: 14px; font-weight: 800; letter-spacing: 0.2em; }
.wm-main em {
  font-style: italic; font-weight: 600; letter-spacing: 0.06em;
  background: linear-gradient(90deg, var(--accent), var(--accent3));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.wm-sub { font-size: 9px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--dim); margin-top: 2px; }

.topright { display: flex; align-items: center; gap: 10px; }
.sleepchip {
  padding: 8px 14px; font-size: 13px;
  background: var(--glass-soft); border: 1px solid var(--glass-line);
  border-radius: 999px; backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  box-shadow: var(--glass-hi);
}
.sleepchip b { color: var(--accent); font-variant-numeric: tabular-nums; }

.iconbtn {
  border: 1px solid var(--glass-line); background: var(--glass-soft); color: var(--text);
  border-radius: 999px; padding: 8px 16px; font-size: 13px; cursor: pointer;
  backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  box-shadow: var(--glass-hi), 0 8px 24px rgba(0, 0, 0, 0.28);
  min-height: 38px; transition: background 0.2s, transform 0.15s var(--ease);
}
.iconbtn:hover { background: rgba(255, 255, 255, 0.2); }
.iconbtn:active { transform: scale(0.94); }

/* ============ 分类栏 ============ */
.catbar {
  position: fixed;
  top: calc(env(safe-area-inset-top, 0px) + 66px);
  left: 0; right: 0; height: var(--catbar-h);
  display: flex; align-items: center; gap: 8px;
  padding: 0 14px; overflow-x: auto; scrollbar-width: none;
  z-index: 15;
}
.catbar::-webkit-scrollbar { display: none; }
.catchip {
  flex: 0 0 auto;
  padding: 8px 14px; font-size: 13px; color: var(--dim);
  background: var(--glass-soft); border: 1px solid var(--glass-line);
  border-radius: 999px; cursor: pointer; white-space: nowrap;
  backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  box-shadow: var(--glass-hi);
  transition: color 0.2s, background 0.2s, transform 0.15s var(--ease), border-color 0.2s;
}
.catchip:active { transform: scale(0.94); }
.catchip.is-on {
  color: #fff; border-color: rgba(232, 31, 140, 0.65);
  background: linear-gradient(140deg, rgba(232, 31, 140, 0.34), rgba(129, 140, 248, 0.22));
  box-shadow: var(--glass-hi), 0 4px 18px rgba(232, 31, 140, 0.35);
}

/* ============ 场景网格 ============ */
.scroller {
  position: fixed;
  top: calc(env(safe-area-inset-top, 0px) + 66px + var(--catbar-h));
  bottom: calc(env(safe-area-inset-bottom, 0px) + var(--dock-h) + 8px);
  left: 0; right: 0;
  overflow-y: auto; overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  z-index: 10;
  scrollbar-width: thin; scrollbar-color: rgba(255,255,255,0.18) transparent;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
  padding: 10px 14px 4px;
  max-width: 1440px; margin: 0 auto;
}
.card {
  position: relative;
  background: var(--glass-soft);
  border: 1px solid var(--glass-line);
  border-radius: var(--radius);
  backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  box-shadow: var(--glass-hi), 0 10px 30px rgba(0, 0, 0, 0.3);
  overflow: hidden;
  transition: transform 0.25s var(--ease), border-color 0.3s, box-shadow 0.3s, background 0.3s;
}
.card:active { transform: scale(0.97); }
.card.is-on {
  border-color: rgba(232, 31, 140, 0.7);
  background: linear-gradient(150deg, rgba(232, 31, 140, 0.22), rgba(129, 140, 248, 0.12) 55%, rgba(255,255,255,0.05));
  box-shadow: var(--glass-hi), 0 10px 34px rgba(232, 31, 140, 0.3);
}
.card-tap {
  display: block; width: 100%;
  background: none; border: 0; color: var(--text); cursor: pointer;
  padding: 14px 12px 8px; text-align: center; font: inherit;
}
.card .emoji { display: block; font-size: 30px; line-height: 1.15; filter: drop-shadow(0 4px 10px rgba(0,0,0,0.4)); }
.card .en {
  display: block; margin-top: 7px; font-size: 12.5px; font-weight: 700; letter-spacing: 0.04em;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.55);
}
.card .cn { display: block; margin-top: 2px; font-size: 11px; color: var(--dim); }
.card .eq {
  display: inline-flex; gap: 3px; align-items: flex-end; height: 12px; margin-top: 8px; opacity: 0;
  transition: opacity 0.3s;
}
.card .eq b { width: 3px; height: 4px; border-radius: 2px; background: var(--accent); box-shadow: 0 0 8px rgba(232,31,140,0.8); }
.card.is-on .eq { opacity: 1; }
.card.is-on .eq b { animation: eq 1s ease-in-out infinite; }
.card.is-on .eq b:nth-child(2) { animation-delay: 0.25s; }
.card.is-on .eq b:nth-child(3) { animation-delay: 0.5s; }
@keyframes eq { 0%, 100% { height: 4px; } 50% { height: 12px; } }
@media (prefers-reduced-motion: reduce) { .card.is-on .eq b { animation: none; height: 9px; } }

.card .vol {
  display: flex; align-items: center; gap: 6px;
  padding: 4px 12px 12px; opacity: 0.55; transition: opacity 0.3s;
}
.card.is-on .vol { opacity: 1; }
.card .vol input { flex: 1; }

input[type="range"] {
  -webkit-appearance: none; appearance: none;
  height: 26px; background: transparent; cursor: pointer;
}
input[type="range"]::-webkit-slider-runnable-track {
  height: 4px; border-radius: 2px;
  background: linear-gradient(90deg, var(--accent) var(--fill, 50%), rgba(255, 255, 255, 0.16) var(--fill, 50%));
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 16px; height: 16px; border-radius: 50%; margin-top: -6px;
  background: #fff; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5), 0 0 0 3px rgba(232, 31, 140, 0.35);
}
input[type="range"]::-moz-range-track { height: 4px; border-radius: 2px; background: rgba(255,255,255,0.16); }
input[type="range"]::-moz-range-progress { height: 4px; border-radius: 2px; background: var(--accent); }
input[type="range"]::-moz-range-thumb { width: 16px; height: 16px; border: 0; border-radius: 50%; background: #fff; box-shadow: 0 2px 8px rgba(0,0,0,0.5); }

.gridfoot {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 18px 14px 10px; font-size: 11.5px; color: var(--dim);
}
.gridfoot .cn { font-size: 10.5px; }

/* ============ 底部坞 ============ */
.dock {
  position: fixed; left: 10px; right: 10px;
  bottom: calc(env(safe-area-inset-bottom, 0px) + 10px);
  z-index: 20;
  background: var(--glass-soft);
  border: 1px solid var(--glass-line);
  border-radius: 26px;
  backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  box-shadow: var(--glass-hi), 0 -6px 40px rgba(0, 0, 0, 0.35);
  padding: 10px 14px;
  display: flex; flex-direction: column; gap: 6px;
  max-width: 720px; margin: 0 auto;
}
.dock-row { display: flex; align-items: center; gap: 12px; }
.playbtn {
  flex: 0 0 auto; width: 48px; height: 48px; border-radius: 50%;
  border: 1px solid rgba(232, 31, 140, 0.6);
  background: linear-gradient(140deg, rgba(232, 31, 140, 0.85), rgba(129, 140, 248, 0.6));
  color: #fff; font-size: 19px; cursor: pointer;
  box-shadow: 0 6px 22px rgba(232, 31, 140, 0.45), var(--glass-hi);
  transition: transform 0.15s var(--ease), filter 0.2s;
}
.playbtn:active { transform: scale(0.9); }
.playbtn.is-playing { animation: pulse 2.6s var(--ease) infinite; }
@keyframes pulse { 0%, 100% { filter: brightness(1); } 50% { filter: brightness(1.25); } }

.mastervol { flex: 1; display: flex; align-items: center; gap: 8px; min-width: 0; }
.mv-ico { font-size: 14px; opacity: 0.8; }
.mastervol input { flex: 1; min-width: 60px; }

.ghostbtn {
  border: 1px solid var(--glass-line); background: transparent; color: var(--dim);
  border-radius: 999px; padding: 8px 12px; font-size: 12px; cursor: pointer;
  transition: color 0.2s, background 0.2s;
}
.ghostbtn:hover { color: #fff; background: rgba(255, 255, 255, 0.1); }

.sleeprow { flex-wrap: wrap; gap: 8px; }
.sl-label { font-size: 11px; color: var(--dim); letter-spacing: 0.08em; }
.sl-chips { display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none; }
.sl-chips::-webkit-scrollbar { display: none; }
.schip {
  flex: 0 0 auto; padding: 5px 11px; font-size: 11.5px; color: var(--dim);
  background: transparent; border: 1px solid var(--glass-line);
  border-radius: 999px; cursor: pointer; transition: all 0.2s;
}
.schip.is-on {
  color: #fff; border-color: rgba(129, 140, 248, 0.7);
  background: rgba(129, 140, 248, 0.25);
  box-shadow: 0 2px 12px rgba(129, 140, 248, 0.3);
}
.mixstate { margin-left: auto; font-size: 11px; color: var(--dim); white-space: nowrap; }

/* ============ Toast ============ */
.toast {
  position: fixed; left: 50%; transform: translateX(-50%) translateY(12px);
  bottom: calc(env(safe-area-inset-bottom, 0px) + var(--dock-h) + 22px);
  padding: 10px 18px; font-size: 13px;
  background: rgba(10, 7, 20, 0.85); color: var(--text);
  border: 1px solid var(--glass-line); border-radius: 999px;
  backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  opacity: 0; z-index: 40; pointer-events: none;
  transition: opacity 0.3s, transform 0.3s var(--ease);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ============ 桌面自适应 ============ */
@media (min-width: 1025px) {
  .grid { grid-template-columns: repeat(auto-fill, minmax(168px, 1fr)); gap: 14px; }
  .card .emoji { font-size: 34px; }
  .dock { left: 50%; transform: translateX(-50%); right: auto; width: 640px; }
}
@media (max-width: 400px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
}