/* ============================================================
   MiniMax 语音工坊 · 样式
   双主题：夜间（琥珀 → 橙 → 珊瑚红）/ 日间（暖纸色）
   ============================================================ */
:root {
  --bg: #0e0c09;
  --card: rgba(236, 219, 196, 0.05);
  --border: rgba(236, 219, 196, 0.14);
  --border-strong: rgba(236, 219, 196, 0.28);
  --text: #f1e9da;
  --muted: #a89c8a;
  --faint: #756b5c;
  --a1: #f2b13d;
  --a2: #ef7d3a;
  --a3: #e85348;
  --grad: linear-gradient(120deg, var(--a1), var(--a2) 55%, var(--a3));
  --danger: #ef6b6b;
  --danger-text: #e6a09a;
  --ok: #63c98d;
  --radius: 18px;
  --shadow: 0 18px 50px -18px rgba(10, 6, 2, 0.85);
  --panel-shadow: 0 20px 50px -12px rgba(0, 0, 0, 0.7);
  --input-bg: rgba(12, 9, 5, 0.5);
  --chip-bg: rgba(236, 219, 196, 0.07);
  --track-bg: rgba(236, 219, 196, 0.18);
  --knob-bg: #d8cbb6;
  --panel-bg: #1a140d;
  --wave-dim: rgba(236, 219, 196, 0.22);
  color-scheme: dark;
}

/* ---------- 日间主题 ---------- */
body.light {
  --bg: #f5efe2;
  --card: rgba(255, 252, 245, 0.62);
  --border: rgba(122, 90, 48, 0.18);
  --border-strong: rgba(122, 90, 48, 0.34);
  --text: #2c2416;
  --muted: #6f5e44;
  --faint: #9b8a6d;
  --a1: #d98a10;
  --a2: #d95f1e;
  --a3: #c23e2d;
  --danger: #c0392b;
  --danger-text: #b04a3c;
  --ok: #2f9159;
  --shadow: 0 18px 44px -18px rgba(150, 105, 40, 0.35);
  --panel-shadow: 0 18px 44px -14px rgba(150, 105, 40, 0.4);
  --input-bg: rgba(255, 253, 248, 0.8);
  --chip-bg: rgba(122, 90, 48, 0.09);
  --track-bg: rgba(122, 90, 48, 0.24);
  --knob-bg: #ffffff;
  --panel-bg: #fffbf2;
  --wave-dim: rgba(122, 90, 48, 0.28);
  color-scheme: light;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html, body { margin: 0; padding: 0; }

body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background 0.6s ease, color 0.6s ease;
}

/* ---------- 背景光斑 ---------- */
.blob {
  position: fixed;
  border-radius: 50%;
  filter: blur(110px);
  opacity: 0.42;
  pointer-events: none;
  z-index: 0;
  animation: drift 22s ease-in-out infinite alternate;
}
.blob-a { width: 560px; height: 560px; top: -180px; left: -120px; background: radial-gradient(circle, #b45309 0%, transparent 70%); }
.blob-b { width: 520px; height: 520px; bottom: -200px; right: -100px; background: radial-gradient(circle, #92400e 0%, transparent 70%); animation-delay: -8s; }

body.light .blob { opacity: 0.35; }
body.light .blob-a { background: radial-gradient(circle, #f3c46a 0%, transparent 70%); }
body.light .blob-b { background: radial-gradient(circle, #efa077 0%, transparent 70%); }

@keyframes drift {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(60px, 40px) scale(1.12); }
}

.wrap {
  position: relative;
  z-index: 1;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

/* ---------- 顶栏 ---------- */
.topbar {
  z-index: 20; /* 高于下方 main，避免缓存面板被卡片遮挡 */
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 26px 0 6px;
}

.brand { display: flex; align-items: center; gap: 13px; }

.logo {
  display: block;
  border-radius: 10px;
  overflow: hidden;
  line-height: 0;
  transition: transform 0.18s ease, opacity 0.18s ease;
}
.logo:hover { transform: translateY(-1px); opacity: 0.88; }
.logo:active { transform: none; }
.logo img { height: 46px; width: auto; display: block; }

.brand-text strong {
  display: block;
  font-size: 18px;
  letter-spacing: 0.5px;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.brand-text span { font-size: 11px; color: var(--faint); letter-spacing: 2.5px; text-transform: uppercase; }

.topbar-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }

.key-box {
  display: flex; align-items: center; gap: 8px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0 10px 0 12px;
  color: var(--faint);
  transition: border-color 0.2s, background 0.6s ease;
}
.key-box:focus-within { border-color: var(--a1); color: var(--muted); }
.key-box svg { width: 16px; height: 16px; flex: none; }
.key-box input {
  width: 230px;
  background: none; border: none; outline: none;
  color: var(--text);
  font-size: 13px;
  padding: 10px 0;
  font-family: inherit;
}
.key-box input::placeholder { color: var(--faint); }

#endpoint { max-width: 220px; }

.icon-btn { padding: 9px 12px; }
.icon-btn svg { width: 17px; height: 17px; }

/* ---------- 缓存面板 ---------- */
.cache-wrap { position: relative; }
.cache-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  width: 270px;
  background: var(--panel-bg);
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  padding: 14px 16px;
  box-shadow: var(--panel-shadow);
  z-index: 60;
  animation: panelIn 0.18s ease;
}
@keyframes panelIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: none; }
}
.cache-title { font-size: 13px; font-weight: 600; margin-bottom: 8px; letter-spacing: 0.5px; }
.cache-line {
  display: flex; justify-content: space-between; gap: 10px;
  font-size: 12.5px; color: var(--muted);
  padding: 3px 0;
}
.cache-line b { color: var(--text); font-weight: 500; font-variant-numeric: tabular-nums; }
.cache-line b.ok { color: var(--ok); }
.cache-note {
  margin-top: 9px;
  padding-top: 9px;
  border-top: 1px dashed var(--border);
  font-size: 11px;
  color: var(--faint);
  line-height: 1.5;
}
.cache-actions { display: flex; gap: 8px; margin-top: 11px; }
.cache-actions .chip { flex: 1; text-align: center; }
.chip.danger { color: var(--danger-text); border-color: rgba(239, 107, 107, 0.35); }
.chip.danger:hover { color: #fff; border-color: var(--danger); background: rgba(239, 107, 107, 0.14); }
.chip.danger.armed { background: rgba(239, 107, 107, 0.22); color: #fff; border-color: var(--danger); }

/* ---------- 卡片 ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 22px;
  animation: rise 0.5s ease both;
  transition: background 0.6s ease, border-color 0.6s ease;
}
@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: none; }
}

.layout {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 18px;
  margin-top: 18px;
  align-items: start;
}

.card-head {
  display: flex; align-items: baseline; justify-content: space-between; gap: 12px;
  margin-bottom: 14px;
}
.card-head h2 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  display: flex; align-items: center; gap: 9px;
  letter-spacing: 0.3px;
}
.dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--grad);
  box-shadow: 0 0 10px var(--a2);
}
.muted { font-size: 12px; color: var(--faint); }
.char-count { font-size: 12px; color: var(--faint); font-variant-numeric: tabular-nums; }
.char-count.over { color: var(--danger); }

/* ---------- 文稿 ---------- */
#text {
  width: 100%;
  min-height: 250px;
  resize: vertical;
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 13px;
  color: var(--text);
  font: inherit;
  font-size: 14.5px;
  line-height: 1.8;
  padding: 14px 16px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.6s ease, color 0.6s ease;
}
#text:focus { border-color: var(--a1); box-shadow: 0 0 0 3px rgba(242, 177, 61, 0.13); }
#text::placeholder { color: var(--faint); }

.editor-foot {
  display: flex; align-items: center; gap: 8px;
  flex-wrap: wrap;
  margin-top: 13px;
}
.foot-sep { width: 1px; height: 18px; background: var(--border); margin: 0 2px; }
.samples-label { font-size: 12px; color: var(--faint); }

.chip {
  background: var(--chip-bg);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 12px;
  padding: 4px 11px;
  border-radius: 999px;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.18s;
}
.chip:hover { color: var(--text); border-color: var(--a1); background: rgba(242, 177, 61, 0.13); transform: translateY(-1px); }
.chip:active { transform: none; }

/* ---------- 表单 ---------- */
.field { display: flex; flex-direction: column; gap: 7px; min-width: 0; }
.field-label { font-size: 12.5px; color: var(--muted); letter-spacing: 0.4px; }
.field-row { display: grid; gap: 12px; margin-bottom: 15px; }
.field-row.two { grid-template-columns: 1fr 1fr; }
.field-row.four { grid-template-columns: repeat(4, 1fr); }

select, input[type="text"] {
  appearance: none;
  -webkit-appearance: none;
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 11px;
  color: var(--text);
  font: inherit;
  font-size: 13.5px;
  padding: 9px 12px;
  outline: none;
  width: 100%;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.6s ease, color 0.6s ease;
}
select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%23a89c8a' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 30px;
  cursor: pointer;
}
select:focus, input[type="text"]:focus { border-color: var(--a1); box-shadow: 0 0 0 3px rgba(242, 177, 61, 0.13); }
select option, select optgroup { background: var(--panel-bg); color: var(--text); }

/* 情感 chips */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips button {
  background: var(--chip-bg);
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 999px;
  font-size: 12.5px;
  padding: 5px 13px;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.18s;
}
.chips button:hover { color: var(--text); border-color: var(--border-strong); }
.chips button.active {
  background: linear-gradient(120deg, rgba(242, 177, 61, 0.24), rgba(232, 83, 72, 0.18));
  border-color: var(--a1);
  color: #fff;
  box-shadow: 0 0 14px rgba(242, 177, 61, 0.22);
}
body.light .chips button.active { color: #7c4a00; }

/* 滑杆 */
.sliders { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 17px; }
.slider-row { display: flex; flex-direction: column; gap: 8px; }
.slider-head {
  display: flex; justify-content: space-between; align-items: baseline;
  font-size: 12.5px; color: var(--muted);
}
.slider-head output { color: var(--a2); font-variant-numeric: tabular-nums; font-weight: 600; }

input[type="range"] {
  --p: 50%;
  appearance: none; -webkit-appearance: none;
  width: 100%; height: 5px;
  border-radius: 999px;
  background: linear-gradient(to right, var(--a1) 0%, var(--a3) var(--p), var(--track-bg) var(--p));
  outline: none;
  cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
  appearance: none; -webkit-appearance: none;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--a2);
  box-shadow: 0 0 0 4px rgba(242, 177, 61, 0.16), 0 2px 8px rgba(0, 0, 0, 0.4);
  transition: transform 0.15s;
}
input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.15); }
input[type="range"]::-moz-range-thumb {
  width: 14px; height: 14px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--a2);
}

/* 分段按钮 */
.segmented { display: flex; background: var(--input-bg); border: 1px solid var(--border); border-radius: 11px; padding: 3px; gap: 3px; transition: background 0.6s ease, border-color 0.6s ease; }
.segmented button {
  flex: 1;
  background: none; border: none;
  color: var(--muted);
  font: inherit; font-size: 12.5px;
  padding: 6px 4px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.18s;
  white-space: nowrap;
}
.segmented button.active { background: linear-gradient(120deg, rgba(242, 177, 61, 0.3), rgba(232, 83, 72, 0.24)); color: #fff; }
body.light .segmented button.active { color: #7c4a00; }

/* 开关 */
.switch { display: inline-flex; align-items: center; gap: 9px; cursor: pointer; user-select: none; }
.switch input { display: none; }
.switch .track {
  flex: none;
  width: 38px; height: 21px;
  border-radius: 999px;
  background: var(--track-bg);
  border: 1px solid var(--border);
  position: relative;
  transition: background 0.2s;
}
.switch .track::after {
  content: "";
  position: absolute;
  top: 2px; left: 2px;
  width: 15px; height: 15px;
  border-radius: 50%;
  background: var(--knob-bg);
  transition: transform 0.2s, background 0.2s;
}
.switch input:checked + .track { background: linear-gradient(120deg, var(--a1), var(--a3)); border-color: transparent; }
.switch input:checked + .track::after { transform: translateX(17px); background: #fff; }
.switch-text { font-size: 13.5px; display: flex; flex-direction: column; line-height: 1.35; }
.switch-text small { color: var(--faint); font-size: 11.5px; }
.switch.sm { font-size: 12.5px; color: var(--muted); }
.switch.sm .track { width: 32px; height: 18px; }
.switch.sm .track::after { width: 12px; height: 12px; }
.switch.sm input:checked + .track::after { transform: translateX(14px); }
.toggles-field { gap: 9px; }

/* 高级选项 */
.advanced {
  border-top: 1px dashed var(--border);
  margin-top: 4px;
  padding-top: 12px;
}
.advanced summary {
  list-style: none;
  cursor: pointer;
  color: var(--muted);
  font-size: 13px;
  display: flex; align-items: center; gap: 8px;
  user-select: none;
  transition: color 0.2s;
}
.advanced summary::-webkit-details-marker { display: none; }
.advanced summary:hover { color: var(--text); }
.advanced summary svg { width: 16px; height: 16px; }
.advanced summary::after { content: "▾"; margin-left: auto; transition: transform 0.2s; color: var(--faint); }
.advanced[open] summary::after { transform: rotate(180deg); }
.advanced-body { padding-top: 14px; }
.advanced textarea {
  width: 100%;
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 11px;
  color: var(--text);
  font: inherit; font-size: 13px;
  padding: 10px 12px;
  outline: none;
  resize: vertical;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  line-height: 1.7;
}
.advanced textarea:focus { border-color: var(--a1); }

/* ---------- 生成栏 ---------- */
.generate-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin: 20px auto 18px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  padding: 16px 22px;
  animation: rise 0.55s ease both;
  animation-delay: 0.06s;
  transition: background 0.6s ease, border-color 0.6s ease;
}
.switch-group { display: flex; gap: 28px; flex-wrap: wrap; }

.btn-primary {
  position: relative;
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--grad);
  background-size: 160% 160%;
  border: none;
  color: #fff;
  font: inherit;
  font-size: 15.5px;
  font-weight: 600;
  letter-spacing: 1px;
  padding: 13px 34px;
  border-radius: 14px;
  cursor: pointer;
  box-shadow: 0 10px 30px -8px rgba(239, 125, 58, 0.55);
  transition: transform 0.18s, box-shadow 0.18s, filter 0.18s;
  animation: shimmer 5s ease infinite;
}
@keyframes shimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 36px -8px rgba(239, 125, 58, 0.7); }
.btn-primary:active { transform: none; }
.btn-primary:disabled { filter: saturate(0.4) brightness(0.75); cursor: wait; transform: none; }
.btn-icon { font-size: 17px; }

.btn-primary.busy .btn-icon { animation: spin 1.1s linear infinite; display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- 播放器 ---------- */
.player-card {
  margin-bottom: 26px;
  animation-delay: 0.12s;
}

.player-empty {
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  color: var(--faint);
  font-size: 13.5px;
  padding: 26px 0 14px;
}

.empty-wave { display: flex; align-items: flex-end; gap: 4px; height: 26px; }
.empty-wave i {
  width: 4px; border-radius: 2px;
  background: linear-gradient(to top, var(--a1), var(--a3));
  opacity: 0.35;
  animation: eq 1.4s ease-in-out infinite;
}
.empty-wave i:nth-child(1) { height: 40%; animation-delay: 0s; }
.empty-wave i:nth-child(2) { height: 70%; animation-delay: 0.15s; }
.empty-wave i:nth-child(3) { height: 100%; animation-delay: 0.3s; }
.empty-wave i:nth-child(4) { height: 60%; animation-delay: 0.45s; }
.empty-wave i:nth-child(5) { height: 90%; animation-delay: 0.6s; }
.empty-wave i:nth-child(6) { height: 50%; animation-delay: 0.75s; }
.empty-wave i:nth-child(7) { height: 75%; animation-delay: 0.9s; }
@keyframes eq { 0%, 100% { transform: scaleY(0.5); } 50% { transform: scaleY(1); } }

.player { display: flex; flex-direction: column; }
.player-main { display: flex; align-items: center; gap: 16px; }

.play-btn {
  flex: none;
  width: 58px; height: 58px;
  border-radius: 50%;
  border: none;
  background: var(--grad);
  color: #fff;
  cursor: pointer;
  display: grid; place-items: center;
  box-shadow: 0 10px 26px -6px rgba(239, 125, 58, 0.5);
  transition: transform 0.15s, box-shadow 0.15s;
}
.play-btn:hover { transform: scale(1.06); }
.play-btn:active { transform: scale(0.98); }
.play-btn svg { width: 26px; height: 26px; }

.skip-group { display: flex; gap: 6px; flex: none; }
.ghost-btn.skip {
  padding: 9px 13px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.wave-wrap { flex: 1; min-width: 0; }
#wave {
  width: 100%;
  height: 76px;
  display: block;
  cursor: pointer;
  border-radius: 10px;
}
.times {
  display: flex; justify-content: space-between;
  font-size: 11.5px;
  color: var(--faint);
  font-variant-numeric: tabular-nums;
  margin-top: 3px;
}

.player-actions { display: flex; flex-direction: column; gap: 8px; flex: none; }

.ghost-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  background: var(--chip-bg);
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 10px;
  font-size: 12.5px;
  padding: 8px 14px;
  cursor: pointer;
  text-decoration: none;
  font-family: inherit;
  transition: all 0.18s;
  white-space: nowrap;
}
.ghost-btn svg { width: 14px; height: 14px; flex: none; }
.ghost-btn:hover { color: var(--text); border-color: var(--a2); background: rgba(239, 125, 58, 0.1); }
.ghost-btn.eye { border: none; background: none; padding: 4px; font-size: 14px; }
.ghost-btn[hidden] { display: none; }

/* 实时调节行 */
.playback-row {
  display: flex; align-items: center; gap: 14px;
  flex-wrap: wrap;
  border-top: 1px dashed var(--border);
  margin-top: 16px;
  padding-top: 13px;
}
.pb-label {
  font-size: 11.5px;
  color: var(--faint);
  letter-spacing: 2px;
  flex: none;
}
.rate-chips { display: flex; gap: 6px; flex-wrap: wrap; }
.rate-chips button {
  background: var(--chip-bg);
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 999px;
  font-size: 12px;
  padding: 3px 11px;
  cursor: pointer;
  font-family: inherit;
  font-variant-numeric: tabular-nums;
  transition: all 0.18s;
}
.rate-chips button:hover { color: var(--text); border-color: var(--border-strong); }
.rate-chips button.active {
  background: linear-gradient(120deg, rgba(242, 177, 61, 0.26), rgba(232, 83, 72, 0.2));
  border-color: var(--a1);
  color: #fff;
}
body.light .rate-chips button.active { color: #7c4a00; }
.pb-vol {
  display: flex; align-items: center; gap: 10px;
  margin-left: auto;
  flex: 1;
  max-width: 240px;
  min-width: 170px;
  color: var(--faint);
}
.pb-vol svg { width: 15px; height: 15px; flex: none; }
.pb-vol output {
  font-size: 11.5px;
  color: var(--muted);
  width: 38px;
  text-align: right;
  font-variant-numeric: tabular-nums;
  flex: none;
}

/* 统计 */
.stats {
  display: flex; flex-wrap: wrap; gap: 9px;
  margin-top: 17px;
  padding-top: 16px;
  border-top: 1px dashed var(--border);
}
.stat {
  display: flex; align-items: baseline; gap: 7px;
  background: var(--chip-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 6px 13px;
}
.stat b { color: var(--a2); font-size: 14px; font-variant-numeric: tabular-nums; font-weight: 600; }
.stat span { color: var(--faint); font-size: 11.5px; }

/* ---------- 页脚 ---------- */
.foot {
  text-align: center;
  color: var(--faint);
  font-size: 12px;
  padding: 6px 0 30px;
}
.foot code { background: var(--chip-bg); padding: 1px 6px; border-radius: 5px; }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%; bottom: 30px;
  transform: translate(-50%, 20px);
  background: var(--panel-bg);
  border: 1px solid var(--border-strong);
  color: var(--text);
  font-size: 13.5px;
  padding: 12px 22px;
  border-radius: 13px;
  box-shadow: var(--panel-shadow);
  backdrop-filter: blur(10px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s, transform 0.25s;
  z-index: 99;
  max-width: min(560px, calc(100vw - 40px));
  text-align: center;
  white-space: pre-line;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.ok { border-color: rgba(99, 201, 141, 0.55); }
.toast.err { border-color: rgba(239, 107, 107, 0.6); }

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .layout { grid-template-columns: 1fr; }
  .field-row.four { grid-template-columns: 1fr 1fr; }
  .sliders { grid-template-columns: 1fr; }
  .generate-bar { flex-direction: column; align-items: stretch; text-align: center; }
  .switch-group { justify-content: center; }
  .btn-primary { justify-content: center; }
  .player-main { flex-wrap: wrap; }
  .player-actions { flex-direction: row; width: 100%; }
  .player-actions .ghost-btn { flex: 1; }
  .key-box input { width: 150px; }
  .cache-panel { right: auto; left: 50%; transform: translateX(-50%); animation: none; }
}