/* 全站页面风格：html[data-theme] 切换 CSS 变量与氛围背景 */

html[data-theme="optic"],
html:not([data-theme]) {
  color-scheme: dark;
  --ink: #05070b;
  --bg: #080b10;
  --elev: #10151c;
  --elev2: #161d27;
  --line: rgba(232, 236, 242, 0.14);
  --line-strong: rgba(232, 236, 242, 0.28);
  --text: #f5f7fb;
  --muted: #c2c9d6;
  --faint: #9aa3b5;
  --placeholder: #8b94a6;
  --input-bg: #121820;
  --accent: #7ec8c0;
  --accent-deep: #3d9a92;
  --copper: #d4b483;
  --copper-soft: rgba(212, 180, 131, 0.14);
  --danger: #e07070;
  --top-bg: rgba(5, 7, 11, 0.72);
  --body-glow-1: rgba(126, 200, 192, 0.12);
  --body-glow-2: rgba(212, 180, 131, 0.07);
  --body-glow-3: rgba(61, 154, 146, 0.06);
  --chip-on-fg: #041210;
}

/* 夜视蓝：冷静监控感 */
html[data-theme="aurora"] {
  color-scheme: dark;
  --ink: #040812;
  --bg: #070c16;
  --elev: #0e1624;
  --elev2: #152033;
  --line: rgba(180, 210, 255, 0.16);
  --line-strong: rgba(180, 210, 255, 0.3);
  --text: #f0f5ff;
  --muted: #b8c8e0;
  --faint: #93a6c4;
  --placeholder: #8496b4;
  --input-bg: #121c2c;
  --accent: #5eb0ff;
  --accent-deep: #2f7fd4;
  --copper: #8fd0ff;
  --copper-soft: rgba(94, 176, 255, 0.14);
  --danger: #e07070;
  --top-bg: rgba(4, 8, 18, 0.78);
  --body-glow-1: rgba(94, 176, 255, 0.14);
  --body-glow-2: rgba(80, 120, 220, 0.1);
  --body-glow-3: rgba(40, 90, 180, 0.08);
  --chip-on-fg: #041018;
}

/* 暖炭金：工业仪器感 */
html[data-theme="ember"] {
  color-scheme: dark;
  --ink: #0c0907;
  --bg: #120e0b;
  --elev: #1c1612;
  --elev2: #261e18;
  --line: rgba(255, 220, 180, 0.16);
  --line-strong: rgba(255, 220, 180, 0.3);
  --text: #faf3eb;
  --muted: #d2c2b0;
  --faint: #b09c88;
  --placeholder: #9a8672;
  --input-bg: #1a1510;
  --accent: #e0a35c;
  --accent-deep: #c07a35;
  --copper: #f0c48a;
  --copper-soft: rgba(224, 163, 92, 0.16);
  --danger: #e07070;
  --top-bg: rgba(12, 9, 7, 0.78);
  --body-glow-1: rgba(224, 163, 92, 0.12);
  --body-glow-2: rgba(180, 90, 40, 0.08);
  --body-glow-3: rgba(120, 60, 30, 0.07);
  --chip-on-fg: #1a1208;
}

/* 精密灰：黑白仪器面板 */
html[data-theme="mono"] {
  color-scheme: dark;
  --ink: #0a0a0a;
  --bg: #111111;
  --elev: #1a1a1a;
  --elev2: #242424;
  --line: rgba(255, 255, 255, 0.16);
  --line-strong: rgba(255, 255, 255, 0.3);
  --text: #f5f5f5;
  --muted: #c8c8c8;
  --faint: #a0a0a0;
  --placeholder: #8c8c8c;
  --input-bg: #1c1c1c;
  --accent: #d8d8d8;
  --accent-deep: #a8a8a8;
  --copper: #ffffff;
  --copper-soft: rgba(255, 255, 255, 0.1);
  --danger: #e07070;
  --top-bg: rgba(10, 10, 10, 0.82);
  --body-glow-1: rgba(255, 255, 255, 0.06);
  --body-glow-2: rgba(255, 255, 255, 0.04);
  --body-glow-3: rgba(255, 255, 255, 0.03);
  --chip-on-fg: #111;
}

/* 日光白：明亮商务（容器与文字一律走浅色变量，避免黑底深字） */
html[data-theme="daylight"] {
  color-scheme: light;
  --ink: #e8eef4;
  --bg: #eef2f6;
  --elev: #ffffff;
  --elev2: #f3f6fa;
  --line: rgba(15, 26, 40, 0.12);
  --line-strong: rgba(15, 26, 40, 0.22);
  --text: #0f1a28;
  --muted: #334556;
  --faint: #4d6175;
  --placeholder: #6a7d92;
  --input-bg: #ffffff;
  --accent: #1a7a70;
  --accent-deep: #0f5a53;
  --copper: #8a5f28;
  --copper-soft: rgba(154, 107, 47, 0.12);
  --danger: #c04545;
  --top-bg: rgba(255, 255, 255, 0.92);
  --body-glow-1: rgba(31, 138, 127, 0.1);
  --body-glow-2: rgba(154, 107, 47, 0.07);
  --body-glow-3: rgba(80, 120, 160, 0.06);
  --chip-on-fg: #ffffff;
  --shadow: 0 10px 28px rgba(15, 26, 40, 0.08);
}

/* 统一用变量驱动页面背景与顶栏 */
body {
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, var(--body-glow-1), transparent 55%),
    radial-gradient(ellipse 50% 40% at 100% 10%, var(--body-glow-2), transparent 45%),
    radial-gradient(ellipse 40% 30% at 0% 80%, var(--body-glow-3), transparent 50%),
    linear-gradient(180deg, color-mix(in srgb, var(--elev) 70%, var(--bg)) 0%, var(--bg) 35%, var(--ink) 100%) !important;
}
.top {
  background: var(--top-bg) !important;
}

html[data-theme="daylight"] .chip-grid .chip-pick.on,
html[data-theme="daylight"] .seg button.on,
html[data-theme="daylight"] .basis-link,
html[data-theme="daylight"] .btn-primary,
html[data-theme="daylight"] .btn.primary,
html[data-theme="mono"] .chip-grid .chip-pick.on {
  color: var(--chip-on-fg) !important;
}

html[data-theme="daylight"] a:hover { color: var(--accent-deep); }

/* 日光白：强制浅色表面，覆盖残留深色硬编码 */
html[data-theme="daylight"] .panel,
html[data-theme="daylight"] .basis-sec,
html[data-theme="daylight"] .rule-box,
html[data-theme="daylight"] .hero-side,
html[data-theme="daylight"] .aside-total,
html[data-theme="daylight"] .pick-aside,
html[data-theme="daylight"] .admin-table-wrap,
html[data-theme="daylight"] .entry {
  background: var(--elev) !important;
  color: var(--text);
  box-shadow: var(--shadow);
}
html[data-theme="daylight"] .basis-pkg,
html[data-theme="daylight"] .pkg-card,
html[data-theme="daylight"] .layer-card,
html[data-theme="daylight"] .scene-card,
html[data-theme="daylight"] .scene-rule,
html[data-theme="daylight"] .check-lib-item,
html[data-theme="daylight"] .card-opt,
html[data-theme="daylight"] .check,
html[data-theme="daylight"] .chip-cell,
html[data-theme="daylight"] .seg button,
html[data-theme="daylight"] .btn.ghost,
html[data-theme="daylight"] .btn-ghost,
html[data-theme="daylight"] .step-pill,
html[data-theme="daylight"] label.field input,
html[data-theme="daylight"] label.field select,
html[data-theme="daylight"] label.field textarea,
html[data-theme="daylight"] .cselect-btn {
  background: var(--input-bg) !important;
  color: var(--text);
}
html[data-theme="daylight"] .basis-table td,
html[data-theme="daylight"] .basis-ul,
html[data-theme="daylight"] .basis-hero > p,
html[data-theme="daylight"] .panel .sub,
html[data-theme="daylight"] .note,
html[data-theme="daylight"] .hero p {
  color: var(--muted);
}
html[data-theme="daylight"] .basis-table th,
html[data-theme="daylight"] table.lines th {
  color: var(--faint);
  background: var(--elev2);
}
html[data-theme="daylight"] .basis-sec .formula,
html[data-theme="daylight"] .rule-formula {
  color: var(--accent-deep);
  background: color-mix(in srgb, var(--accent) 10%, #fff) !important;
  border-color: color-mix(in srgb, var(--accent) 30%, transparent);
}
html[data-theme="daylight"] .gate {
  color: #5a4018;
  background: var(--copper-soft);
  border-color: color-mix(in srgb, var(--copper) 40%, transparent);
}
html[data-theme="daylight"] label.field select option,
html[data-theme="daylight"] select option {
  background-color: #fff;
  color: #0f1a28;
}
html[data-theme="daylight"] .seg button.on {
  background: linear-gradient(120deg, var(--accent), #2aa89c) !important;
}
html[data-theme="daylight"] body::before { opacity: 0.02; }
html[data-theme="daylight"] .chip-cell:has(.chip-pick.on) {
  background: linear-gradient(120deg, var(--accent), #2aa89c) !important;
}
html[data-theme="daylight"] .chip-cell:has(.chip-pick.on) .chip-pick {
  color: #fff !important;
  background: transparent !important;
}
html[data-theme="daylight"] .chip-cell:has(.chip-pick.on) .chip-info {
  border-left-color: rgba(255, 255, 255, 0.4);
  background: rgba(0, 0, 0, 0.18) !important;
  color: #fff !important;
}
html[data-theme="daylight"] .chip-modal-backdrop { background: rgba(15, 26, 40, 0.4); }
html[data-theme="daylight"] .chip-modal-panel { background: #fff !important; }

/* 风格切换器 */
.theme-switch {
  position: relative;
  margin-left: auto;
}
.top .link { margin-left: 12px; }
.theme-btn {
  height: 34px;
  padding: 0 12px;
  border-radius: 8px;
  border: 1px solid var(--line-strong);
  background: var(--elev);
  color: var(--text);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.theme-btn:hover, .theme-switch.open .theme-btn {
  color: var(--text);
  border-color: var(--accent);
}
.theme-btn i {
  width: 10px; height: 10px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--copper));
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 25%, transparent);
}
.theme-menu {
  position: absolute;
  right: 0; top: calc(100% + 8px);
  width: min(280px, 78vw);
  padding: 8px;
  border-radius: 14px;
  border: 1px solid var(--line-strong);
  background: var(--elev2);
  box-shadow: var(--shadow);
  z-index: 70;
}
.theme-menu[hidden] { display: none !important; }
.theme-opt {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 10px;
  align-items: center;
  width: 100%;
  text-align: left;
  padding: 10px 10px;
  border-radius: 10px;
  color: var(--text);
  background: transparent;
}
.theme-opt:hover { background: color-mix(in srgb, var(--accent) 12%, transparent); }
.theme-opt.on {
  background: color-mix(in srgb, var(--accent) 16%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 35%, transparent);
}
.theme-swatch {
  width: 28px; height: 28px; border-radius: 8px;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, var(--sw1, #7ec8c0), transparent 55%),
    linear-gradient(225deg, var(--sw2, #d4b483), var(--sw3, #10151c));
}
.theme-opt b { display: block; font-size: 13px; font-weight: 600; }
.theme-opt span { display: block; font-size: 11px; color: var(--muted); margin-top: 2px; font-weight: 400; }

@media (max-width: 720px) {
  .theme-btn span { display: none; }
}