/* ===== 玻璃水冰点调配 washer-antifreeze-mix ===== 配液间风：冰白底 + 深靛 #1e3a5f × 冰青 #37a0c9 */
.wam-page {
    --wam-bg: #f3f7fb;
    --wam-surface: #ffffff;
    --wam-surface2: #e8f0f7;
    --wam-line: #d5e2ee;
    --wam-ink: #1a2a3d;
    --wam-dim: #647c92;
    --wam-indigo: #1e3a5f;
    --wam-aqua: #37a0c9;
    --wam-ice: #bfe0f0;
    --wam-bad: #c0392b;
    --wam-warn: #c77700;
    background: var(--wam-bg);
    color: var(--wam-ink);
    border-radius: 16px;
    padding: 0 0 30px;
    overflow: hidden;
    border: 1px solid var(--wam-line);
}
.wam-inner { padding: 30px 34px 0; }

.wam-hero { display: grid; grid-template-columns: 1.35fr .95fr; gap: 26px; align-items: center; }
.wam-kicker { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 700; letter-spacing: .14em; color: var(--wam-aqua); margin-bottom: 12px; }
.wam-kicker::before { content: ""; width: 22px; height: 3px; background: var(--wam-aqua); border-radius: 2px; }
.wam-hero h1 { font-size: 34px; font-weight: 800; margin: 0 0 10px; color: var(--wam-ink); }
.wam-hero-sub { color: var(--wam-dim); line-height: 1.9; margin: 0 0 14px; font-size: 15px; }
.wam-hero-sub b { color: var(--wam-indigo); }
.wam-chips { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 0; }
.wam-chips li { font-size: 12.5px; color: var(--wam-indigo); background: var(--wam-surface); border: 1px solid var(--wam-line); border-radius: 999px; padding: 4px 11px; font-weight: 600; }

/* 温度计可视化 */
.wam-vis { background: var(--wam-surface); border: 1px solid var(--wam-line); border-radius: 14px; padding: 20px 20px 14px; display: grid; grid-template-columns: 110px 1fr; gap: 14px; align-items: center; box-shadow: 0 1px 3px rgba(26, 42, 61, .06); }
.wam-thermo { display: flex; align-items: center; gap: 8px; }
.wam-thermo-tube { position: relative; width: 22px; height: 150px; border: 2px solid var(--wam-line); border-radius: 11px; background: var(--wam-surface2); overflow: visible; }
.wam-thermo-fill { position: absolute; bottom: 0; left: 0; right: 0; height: 0; border-radius: 9px; background: linear-gradient(180deg, #7fc7e8, var(--wam-aqua)); transition: height .3s ease; }
.wam-tick { position: absolute; left: 26px; font-size: 10px; color: var(--wam-dim); display: flex; align-items: center; gap: 4px; font-variant-numeric: tabular-nums; }
.wam-tick i { display: block; width: 8px; height: 2px; background: var(--wam-line); }
.wam-thermo-bulb { width: 34px; height: 34px; border-radius: 50%; background: var(--wam-aqua); margin-top: 46px; border: 2px solid var(--wam-line); }
.wam-vis-num { text-align: center; }
.wam-vis-num span { font-size: 44px; font-weight: 800; color: var(--wam-indigo); font-variant-numeric: tabular-nums; }
.wam-vis-num em { display: block; font-style: normal; font-size: 12.5px; color: var(--wam-dim); margin-top: 4px; }
.wam-vis-tag { grid-column: 1 / -1; text-align: center; font-size: 12.5px; color: var(--wam-dim); margin: 0; min-height: 18px; }

/* 面板 */
.wam-main { display: grid; grid-template-columns: 1.15fr .85fr; gap: 16px; margin-top: 24px; }
.wam-panel { background: var(--wam-surface); border: 1px solid var(--wam-line); border-radius: 14px; padding: 20px 22px; box-shadow: 0 1px 3px rgba(26, 42, 61, .04); }
.wam-panel-head { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.wam-step { width: 24px; height: 24px; border-radius: 7px; background: var(--wam-indigo); color: #fff; font-weight: 700; font-size: 12.5px; display: inline-flex; align-items: center; justify-content: center; flex: none; }
.wam-panel-head h2 { margin: 0; font-size: 16.5px; }
.wam-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.wam-field span { display: block; font-size: 12.5px; color: var(--wam-dim); margin-bottom: 5px; font-weight: 600; }
.wam-field input, .wam-field select { width: 100%; box-sizing: border-box; background: var(--wam-surface2); border: 1px solid var(--wam-line); border-radius: 8px; color: var(--wam-ink); padding: 9px 11px; font-size: 15px; font-variant-numeric: tabular-nums; }
.wam-field input:focus, .wam-field select:focus { outline: 2px solid rgba(55, 160, 201, .25); border-color: var(--wam-aqua); }
.wam-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.wam-btn { border: 1px solid var(--wam-indigo); background: var(--wam-indigo); color: #fff; border-radius: 8px; padding: 9px 16px; font-size: 14px; font-weight: 600; cursor: pointer; }
.wam-btn:hover { background: #162e4b; }
.wam-btn-ai { background: var(--wam-aqua); border-color: var(--wam-aqua); }
.wam-btn-ai:hover { background: #2e8fb6; }
.wam-btn-ai:disabled { opacity: .55; cursor: not-allowed; }
.wam-btn-copy { background: transparent; color: var(--wam-indigo); }
.wam-btn-copy:hover { background: rgba(30, 58, 95, .06); }
.wam-btn-dl { background: transparent; border-color: var(--wam-line); color: var(--wam-dim); font-weight: 500; }
.wam-err { color: var(--wam-bad); font-size: 13px; margin: 10px 0 0; }

.wam-result { margin: 0; }
.wam-result > div { display: flex; justify-content: space-between; align-items: baseline; border-bottom: 1px dashed var(--wam-line); padding: 8px 0; }
.wam-result > div:last-child { border-bottom: 0; }
.wam-result dt { color: var(--wam-dim); font-size: 13px; }
.wam-result dd { margin: 0; font-size: 15px; font-weight: 700; font-variant-numeric: tabular-nums; }
.wam-result dd b { font-size: 26px; color: var(--wam-aqua); }
.wam-mixbar { margin: 14px 0 4px; }
.wam-mixbar-track { height: 18px; border-radius: 9px; background: linear-gradient(90deg, var(--wam-ice), #dcedf6); overflow: hidden; display: flex; }
.wam-mixbar-alc { height: 100%; background: var(--wam-aqua); width: 0; border-radius: 9px 0 0 9px; }
.wam-mixbar-labels { display: flex; justify-content: space-between; font-size: 12px; color: var(--wam-dim); margin-top: 6px; font-weight: 600; }
.wam-note { font-size: 12.5px; color: var(--wam-dim); line-height: 1.8; margin: 10px 0 0; }

.wam-ai { margin-top: 16px; }
.wam-ai-status { font-size: 13px; color: var(--wam-dim); margin: 0 0 10px; }
.wam-ai-box p { margin: 0 0 8px; font-size: 14px; line-height: 1.85; }

/* 配方卡 */
.wam-cards { margin-top: 24px; }
.wam-cards h2 { font-size: 18px; margin: 0 0 6px; }
.wam-cards-sub { font-size: 13px; color: var(--wam-dim); margin: 0 0 14px; }
.wam-cards-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 14px; }
.wam-card { background: var(--wam-surface); border: 1px solid var(--wam-line); border-top: 3px solid var(--wam-aqua); border-radius: 12px; padding: 14px 16px; }
.wam-card h4 { margin: 0 0 8px; font-size: 14px; color: var(--wam-indigo); }
.wam-card p { margin: 0; font-size: 13px; color: var(--wam-dim); line-height: 1.9; font-variant-numeric: tabular-nums; }
.wam-card p b { color: var(--wam-aqua); }

/* 速查表 */
.wam-table { margin-top: 24px; background: var(--wam-surface); border: 1px solid var(--wam-line); border-radius: 14px; padding: 20px 22px; }
.wam-table h2 { font-size: 17px; margin: 0 0 12px; }
.wam-table-scroll { overflow-x: auto; }
.wam-table table { width: 100%; border-collapse: collapse; font-size: 13.5px; font-variant-numeric: tabular-nums; }
.wam-table th { background: var(--wam-indigo); color: #fff; font-weight: 600; padding: 8px 10px; text-align: center; white-space: nowrap; }
.wam-table th:first-child { text-align: left; }
.wam-table td { border-top: 1px solid var(--wam-line); padding: 7px 10px; text-align: center; color: var(--wam-ink); }
.wam-table td:first-child { text-align: left; font-weight: 600; }

/* 批量 */
.wam-batch { margin-top: 24px; }
.wam-batch textarea { width: 100%; box-sizing: border-box; background: var(--wam-surface2); border: 1px solid var(--wam-line); border-radius: 8px; color: var(--wam-ink); padding: 10px 12px; font-size: 14px; font-family: Consolas, monospace; resize: vertical; }
.wam-batch-tip { font-size: 13px; color: var(--wam-dim); margin: 0 0 8px; }
.wam-batch-out { margin-top: 14px; overflow-x: auto; }
.wam-batch-out table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.wam-batch-out th { background: var(--wam-surface2); padding: 7px 10px; color: var(--wam-dim); text-align: left; white-space: nowrap; }
.wam-batch-out td { border-top: 1px solid var(--wam-line); padding: 6px 10px; }

/* 安全禁忌 */
.wam-risk { margin-top: 24px; }
.wam-risk h2 { font-size: 18px; margin: 0 0 12px; }
.wam-risk-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 14px; }
.wam-risk-card { background: var(--wam-surface); border: 1px solid var(--wam-line); border-left: 3px solid var(--wam-bad); border-radius: 10px; padding: 14px 16px; }
.wam-risk-card h3 { margin: 0 0 6px; font-size: 14.5px; }
.wam-risk-card p { margin: 0; font-size: 13px; color: var(--wam-dim); line-height: 1.85; }
.wam-risk-card b { color: var(--wam-bad); }

.wam-toast { position: fixed; left: 50%; bottom: 34px; transform: translateX(-50%) translateY(16px); background: var(--wam-indigo); color: #fff; border-radius: 9px; padding: 10px 22px; font-size: 14px; font-weight: 600; opacity: 0; pointer-events: none; transition: opacity .22s ease, transform .22s ease; z-index: 99; }
.wam-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 900px) {
    .wam-inner { padding: 24px 18px 0; }
    .wam-hero { grid-template-columns: 1fr; }
    .wam-main { grid-template-columns: 1fr; }
}

/* 深色：深夜车库 */
:root[data-theme="dark"] .wam-page, :root[data-theme="dark"] .wam-toast {
    --wam-bg: #101823;
    --wam-surface: #172433;
    --wam-surface2: #1f3044;
    --wam-line: #2b4059;
    --wam-ink: #e6eef6;
    --wam-dim: #92a9bd;
    --wam-indigo: #9dc0e8;
    --wam-aqua: #55c0e8;
    --wam-ice: #274a61;
    --wam-bad: #e07b6a;
    --wam-warn: #e8a33d;
}
:root[data-theme="dark"] .wam-step { background: var(--wam-aqua); color: #062531; }
:root[data-theme="dark"] .wam-btn { background: var(--wam-aqua); border-color: var(--wam-aqua); color: #062531; }
:root[data-theme="dark"] .wam-btn:hover { background: #6fd0f0; }
:root[data-theme="dark"] .wam-btn-ai { background: var(--wam-aqua); border-color: var(--wam-aqua); color: #062531; }
:root[data-theme="dark"] .wam-btn-copy { background: transparent; color: var(--wam-indigo); }
:root[data-theme="dark"] .wam-table th { background: #1f3044; color: #c4dcf0; }
:root[data-theme="dark"] .wam-risk-card { border-left-color: var(--wam-bad); }