/*!
 * #12 热水器镁棒更换 · water-heater-anode
 * 独立设计系统「检修工单」：冷灰蓝底 + 钢蓝 + 铜橙，无衬线粗体标题 + 等宽工单编号
 * 布局：内胆剖面首屏 → 水质快捷条 → 左设备单据台 / 右检修单与时间轴 → 周期对照表 → 批量对比
 */
.wha-page, .wha-modal, .wha-dialog, .wha-toast {
    --wha-bg: #edf2f5;
    --wha-bg2: #dfe8ed;
    --wha-card: #ffffff;
    --wha-card2: #f6f9fb;
    --wha-line: #cddbe3;
    --wha-line2: #b3c6d1;
    --wha-ink: #1c2c36;
    --wha-ink2: #4f6572;
    --wha-ink3: #8699a4;
    --wha-steel: #1f5f8b;
    --wha-steel2: #2b7bab;
    --wha-steel-soft: rgba(31, 95, 139, .09);
    --wha-copper: #d9772f;
    --wha-copper-soft: rgba(217, 119, 47, .12);
    --wha-water: #9fd0e6;
    --wha-scale: #d6c9a8;
    --wha-shadow: 0 18px 38px -28px rgba(28, 44, 54, .55);
    --wha-shadow-s: 0 7px 18px -13px rgba(28, 44, 54, .5);
    --wha-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
:root[data-theme="dark"] .wha-page,
:root[data-theme="dark"] .wha-modal,
:root[data-theme="dark"] .wha-dialog,
:root[data-theme="dark"] .wha-toast {
    --wha-bg: #0e141a;
    --wha-bg2: #0a1015;
    --wha-card: #17212b;
    --wha-card2: #1d2934;
    --wha-line: #2c3d4a;
    --wha-line2: #3c5262;
    --wha-ink: #e6f0f6;
    --wha-ink2: #afc3cf;
    --wha-ink3: #7e95a3;
    --wha-steel: #6fb2e8;
    --wha-steel2: #8dc6f2;
    --wha-steel-soft: rgba(111, 178, 232, .13);
    --wha-copper: #f3a35c;
    --wha-copper-soft: rgba(243, 163, 92, .15);
    --wha-water: #2c6685;
    --wha-scale: #6d6047;
    --wha-shadow: 0 18px 38px -24px rgba(0, 0, 0, .85);
    --wha-shadow-s: 0 7px 18px -11px rgba(0, 0, 0, .75);
}

.wha-page {
    background: linear-gradient(180deg, var(--wha-bg) 0%, var(--wha-bg2) 100%);
    color: var(--wha-ink); font-size: 15px; line-height: 1.8; min-height: 60vh; padding-bottom: 40px;
}
.wha-page *, .wha-page *::before, .wha-page *::after { box-sizing: border-box; }
.wha-page .wha-wrap { max-width: 1180px; margin: 0 auto; padding: 22px 16px 10px; }
.wha-page h2 { font-size: 18px; font-weight: 800; letter-spacing: .015em; }
.wha-page .detail-breadcrumb { margin-bottom: 18px; }
.wha-hint { margin: 0 0 14px; font-size: 12.5px; line-height: 1.7; color: var(--wha-ink3); }

/* Hero */
.wha-hero {
    display: grid; grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr); gap: 24px; align-items: stretch;
    padding: 26px 30px; border: 2px solid var(--wha-line2); border-radius: 6px;
    background: linear-gradient(135deg, var(--wha-card) 0%, var(--wha-card2) 100%);
    box-shadow: var(--wha-shadow); position: relative;
}
.wha-hero::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 8px; background: repeating-linear-gradient(180deg, var(--wha-copper) 0 12px, transparent 12px 22px); }
.wha-ticket-no { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.wha-ticket-no span { font-family: var(--wha-mono); font-size: 10.5px; letter-spacing: .18em; color: var(--wha-ink3); }
.wha-ticket-no b { font-family: var(--wha-mono); font-size: 12px; letter-spacing: .06em; padding: 3px 9px; border: 1px dashed var(--wha-line2); border-radius: 4px; color: var(--wha-steel); }
.wha-hero h1 { margin: 0 0 10px; font-size: clamp(26px, 3.4vw, 37px); line-height: 1.26; font-weight: 850; letter-spacing: -.015em; }
.wha-sub { margin: 0; max-width: 44em; font-size: 15.5px; line-height: 1.9; color: var(--wha-ink2); }
.wha-sub b { color: var(--wha-steel); font-weight: 750; }
.wha-hero-facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; margin-top: 22px; border: 1px solid var(--wha-line); border-radius: 8px; overflow: hidden; }
.wha-hf { padding: 12px 14px; background: var(--wha-card2); border-right: 1px solid var(--wha-line); }
.wha-hf:last-child { border-right: 0; }
.wha-hf span { display: block; font-size: 11.5px; color: var(--wha-ink3); letter-spacing: .04em; }
.wha-hf b { display: block; margin: 3px 0; font-family: var(--wha-mono); font-size: 21px; font-weight: 800; color: var(--wha-steel); }
.wha-hf.hot b { color: var(--wha-copper); }
.wha-hf em { font-style: normal; font-size: 11px; color: var(--wha-ink3); }

.wha-diagram { padding: 14px 16px; border: 1px solid var(--wha-line); border-radius: 8px; background: var(--wha-card); }
.wha-diagram-head { display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; font-size: 13px; }
.wha-diagram-head b { font-weight: 800; }
.wha-diagram-head span { font-family: var(--wha-mono); font-size: 11.5px; color: var(--wha-ink3); }
.wha-diagram svg { display: block; width: 100%; max-width: 320px; height: 200px; margin: 2px auto 0; color: var(--wha-ink3); }
.wha-svg-t { font-family: var(--wha-mono); font-size: 9px; fill: var(--wha-ink3); }
.wha-diagram-note { margin: 0; padding-top: 10px; border-top: 1px dashed var(--wha-line); font-size: 12px; line-height: 1.7; color: var(--wha-ink2); }

/* Quick */
.wha-quick { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin: 14px 0 20px; padding: 11px 15px; border: 1px solid var(--wha-line); border-radius: 8px; background: var(--wha-card); }
.wha-quick-label { font-size: 13px; font-weight: 700; color: var(--wha-ink2); margin-right: 4px; }
.wha-quick-btn { padding: 7px 12px; border: 1px solid var(--wha-line2); border-radius: 6px; background: var(--wha-card2); color: var(--wha-ink2); font-size: 12.5px; font-weight: 650; cursor: pointer; transition: .16s; }
.wha-quick-btn:hover { border-color: var(--wha-steel); color: var(--wha-steel); background: var(--wha-steel-soft); }
.wha-quick-btn--main { margin-left: auto; background: var(--wha-steel); border-color: var(--wha-steel); color: #fff; }
.wha-quick-btn--main:hover { background: var(--wha-steel2); color: #fff; }

/* Body */
.wha-body { display: grid; grid-template-columns: 320px minmax(0, 1fr); gap: 20px; align-items: start; }
.wha-body > * { min-width: 0; }
.wha-panel, .wha-sheet, .wha-timeline, .wha-cost, .wha-ai, .wha-table-card, .wha-batch {
    border: 1px solid var(--wha-line); border-radius: 8px; background: var(--wha-card); box-shadow: var(--wha-shadow-s);
}
.wha-panel { padding: 20px 18px; }
.wha-panel h2 { margin: 0 0 4px; }
.wha-field { margin-bottom: 16px; }
.wha-label { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; margin-bottom: 7px; font-size: 13.5px; font-weight: 750; }
.wha-label em { font-style: normal; font-size: 11.5px; font-weight: 500; color: var(--wha-ink3); }
.wha-input { width: 100%; padding: 9px 11px; border: 1px solid var(--wha-line2); border-radius: 6px; background: var(--wha-card2); color: var(--wha-ink); font-family: var(--wha-mono); font-size: 15px; }
.wha-input:focus { outline: 2px solid var(--wha-steel); outline-offset: 1px; }
.wha-range { width: 100%; margin-top: 7px; accent-color: var(--wha-steel); }
.wha-seg { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 4px; padding: 4px; border-radius: 7px; background: var(--wha-bg2); }
.wha-seg--two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.wha-seg button { padding: 7px 3px; border: 0; border-radius: 5px; background: transparent; color: var(--wha-ink2); font-size: 12px; font-weight: 650; cursor: pointer; transition: .16s; }
.wha-seg button:hover { color: var(--wha-steel); }
.wha-seg button.is-on { background: var(--wha-card); color: var(--wha-steel); box-shadow: 0 2px 7px -4px rgba(0,0,0,.4); }
.wha-ruler { position: relative; height: 20px; margin-top: 10px; border-radius: 3px; background: linear-gradient(90deg, #6aaed0 0%, #9dc79a 28%, #e0bd6a 55%, #d9772f 100%); }
.wha-ruler-mark { position: absolute; top: -5px; left: 25%; width: 3px; height: 30px; background: #fff; border: 1px solid var(--wha-ink); border-radius: 2px; box-shadow: 0 0 0 2px rgba(0,0,0,.12); transition: left .2s; }
.wha-ruler-ticks { position: absolute; top: 22px; left: 0; right: 0; display: flex; justify-content: space-between; font-family: var(--wha-mono); font-size: 10px; color: var(--wha-ink3); }
.wha-ruler-note { margin: 26px 0 0; font-size: 11.5px; color: var(--wha-steel); font-weight: 700; }
.wha-switch { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 9px 11px; border: 1px dashed var(--wha-line2); border-radius: 6px; cursor: pointer; }
.wha-switch b { font-size: 13px; font-weight: 700; }
.wha-switch b span { display: block; font-size: 11.5px; font-weight: 500; color: var(--wha-ink3); }
.wha-switch input { width: 18px; height: 18px; accent-color: var(--wha-copper); flex: none; }
.wha-note-view { margin: -4px 0 14px; padding: 7px 10px; border-left: 3px solid var(--wha-steel); background: var(--wha-steel-soft); font-size: 12.5px; border-radius: 0 6px 6px 0; }
.wha-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.wha-actions--tight { display: flex; flex-wrap: wrap; margin: 12px 0 4px; }
.wha-btn { padding: 9px 12px; border: 1px solid var(--wha-line2); border-radius: 6px; background: var(--wha-card2); color: var(--wha-ink); font-size: 13px; font-weight: 650; cursor: pointer; transition: .16s; }
.wha-btn:hover { border-color: var(--wha-steel); color: var(--wha-steel); }
.wha-btn--main { grid-column: 1 / -1; background: var(--wha-copper); border-color: var(--wha-copper); color: #fff; font-size: 14.5px; }
.wha-btn--main:hover { background: #b9601f; border-color: #b9601f; color: #fff; }
.wha-btn-ai { border-color: var(--wha-steel); color: var(--wha-steel); background: var(--wha-steel-soft); }
.wha-err { margin: 12px 0 0; padding: 9px 11px; border-radius: 6px; background: var(--wha-copper-soft); color: var(--wha-copper); font-size: 12.5px; font-weight: 700; }

.wha-main { display: grid; gap: 16px; }
.wha-sheet, .wha-timeline, .wha-cost, .wha-ai { padding: 20px; }
.wha-sheet-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; flex-wrap: wrap; padding-bottom: 14px; border-bottom: 2px solid var(--wha-line); margin-bottom: 16px; }
.wha-sheet-head > div { display: flex; align-items: center; gap: 12px; }
.wha-sheet-tag { padding: 4px 10px; border-radius: 3px; background: var(--wha-steel); color: #fff; font-family: var(--wha-mono); font-size: 11px; letter-spacing: .08em; }
.wha-sheet-head h2 { margin: 0; }
.wha-sheet-id { font-family: var(--wha-mono); font-size: 12px; color: var(--wha-ink3); }
.wha-kpi-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.wha-kpi { padding: 12px 13px; border: 1px solid var(--wha-line); border-radius: 6px; background: var(--wha-card2); }
.wha-kpi span { display: block; font-size: 11.5px; color: var(--wha-ink3); }
.wha-kpi b { display: block; margin: 3px 0; font-family: var(--wha-mono); font-size: 20px; font-weight: 800; color: var(--wha-steel); }
.wha-kpi.alert b { color: var(--wha-copper); }
.wha-kpi em { font-style: normal; font-size: 11px; color: var(--wha-ink3); }
.wha-notice { margin-top: 14px; padding: 11px 13px; border-left: 3px solid var(--wha-copper); border-radius: 0 6px 6px 0; background: var(--wha-copper-soft); font-size: 13px; line-height: 1.8; }
.wha-notice b { font-family: var(--wha-mono); color: var(--wha-copper); }

.wha-timeline-list { margin: 14px 0 0; padding: 0 0 0 26px; list-style: none; position: relative; }
.wha-timeline-list::before { content: ''; position: absolute; left: 8px; top: 6px; bottom: 6px; width: 2px; background: var(--wha-line); }
.wha-timeline-list li { position: relative; padding: 8px 0 12px 4px; font-size: 13px; line-height: 1.75; }
.wha-timeline-list li::before { content: ''; position: absolute; left: -22px; top: 15px; width: 10px; height: 10px; border-radius: 50%; background: var(--wha-card); border: 2px solid var(--wha-steel); }
.wha-timeline-list li b { color: var(--wha-steel); }
.wha-cost-list { display: grid; gap: 8px; margin-top: 12px; }
.wha-cost-row { display: flex; justify-content: space-between; gap: 12px; padding: 9px 12px; border-bottom: 1px dashed var(--wha-line); font-size: 13px; }
.wha-cost-row:last-child { border-bottom: 0; background: var(--wha-steel-soft); border-radius: 6px; font-weight: 800; }
.wha-cost-row b { font-family: var(--wha-mono); }
.wha-cost-row.total b { color: var(--wha-steel); font-size: 16px; }
.wha-ai-tip { margin: 4px 0 12px; font-size: 12.5px; color: var(--wha-ink3); line-height: 1.7; }
.wha-ai-box { margin-top: 13px; padding: 13px 15px; border-left: 3px solid var(--wha-steel); border-radius: 0 6px 6px 0; background: var(--wha-steel-soft); font-size: 13.5px; line-height: 1.9; white-space: pre-wrap; }
.wha-ai-box.is-err { border-left-color: var(--wha-copper); background: var(--wha-copper-soft); color: var(--wha-copper); }

/* 表 / 批量 */
.wha-table-card, .wha-batch { margin-top: 20px; padding: 20px; }
.wha-table-scroll { overflow-x: auto; }
.wha-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.wha-table th, .wha-table td { padding: 9px 10px; border-bottom: 1px solid var(--wha-line); text-align: left; }
.wha-table th { background: var(--wha-bg2); font-size: 12px; font-weight: 750; color: var(--wha-ink2); white-space: nowrap; }
.wha-table tbody tr:nth-child(even) { background: var(--wha-card2); }
.wha-table tbody tr.is-on { background: var(--wha-steel-soft); }
.wha-table tbody tr.is-on td { font-weight: 750; color: var(--wha-steel); }
.wha-table .num { text-align: right; font-family: var(--wha-mono); }
.wha-batch-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.wha-batch-head .wha-hint { margin: 0 0 12px; }
.wha-batch-list { display: grid; gap: 8px; }
.wha-batch-row { display: grid; grid-template-columns: 1.2fr .8fr .8fr .7fr .7fr 1fr auto; gap: 6px; align-items: center; }
.wha-batch-row input, .wha-batch-row select { min-width: 0; width: 100%; padding: 7px 8px; border: 1px solid var(--wha-line2); border-radius: 5px; background: var(--wha-card2); color: var(--wha-ink); font-size: 12px; }
.wha-mini-x { width: 30px; height: 30px; border: 1px solid var(--wha-line2); border-radius: 5px; background: var(--wha-card2); color: var(--wha-copper); font-size: 15px; cursor: pointer; }
.wha-batch-table-wrap { margin-top: 12px; }
.wha-batch-table { min-width: 860px; font-size: 12.5px; }
.wha-batch-table th, .wha-batch-table td { padding: 7px 8px; }

/* 浮层 */
.wha-modal[hidden] { display: none !important; }
.wha-modal { position: fixed; inset: 0; z-index: 90; display: flex; align-items: center; justify-content: center; padding: 20px; background: rgba(14, 20, 26, .62); backdrop-filter: blur(3px); }
.wha-dialog { width: min(520px, 100%); padding: 24px; border: 2px solid var(--wha-line2); border-radius: 8px; background: var(--wha-card); box-shadow: var(--wha-shadow); }
.wha-dialog h3 { margin: 0 0 8px; font-size: 20px; font-weight: 800; }
.wha-dialog p { margin: 0 0 14px; font-size: 13.5px; color: var(--wha-ink2); line-height: 1.8; }
.wha-dialog-code { display: block; padding: 11px; border-radius: 5px; background: var(--wha-bg2); font-family: var(--wha-mono); font-size: 12px; word-break: break-all; color: var(--wha-steel); }
.wha-dialog-actions { margin-top: 16px; text-align: right; }
.wha-toast { position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%) translateY(16px); z-index: 95; padding: 10px 18px; border-radius: 6px; background: var(--wha-steel); color: #fff; font-size: 13.5px; font-weight: 650; opacity: 0; pointer-events: none; transition: .25s; box-shadow: var(--wha-shadow); }
.wha-toast.is-on { opacity: 1; transform: translateX(-50%) translateY(0); }

:root[data-theme="dark"] .wha-sheet-tag, :root[data-theme="dark"] .wha-btn--main, :root[data-theme="dark"] .wha-quick-btn--main, :root[data-theme="dark"] .wha-toast { color: #0d161d; }

@media (max-width: 980px) {
    .wha-hero { grid-template-columns: 1fr; }
    .wha-diagram { max-width: 440px; }
    .wha-body { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
    .wha-page .wha-wrap { padding: 16px 12px 8px; }
    .wha-hero { padding: 20px 16px; }
    .wha-hero h1 { font-size: 25px; }
    .wha-hf b { font-size: 16px; }
    .wha-kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .wha-quick-btn--main { margin-left: 0; }
    .wha-panel, .wha-sheet, .wha-timeline, .wha-cost, .wha-ai, .wha-table-card, .wha-batch { padding: 16px 14px; }
    .wha-batch-row { grid-template-columns: 1fr 1fr; }
    .wha-batch-row .wha-mini-x { width: 100%; }
    .wha-table { min-width: 0; }
    .wha-table th, .wha-table td { padding: 7px 6px; font-size: 12px; }
}
@media print {
    .wha-page { background: #fff; }
    .wha-hero, .wha-quick, .wha-panel, .wha-timeline, .wha-cost, .wha-ai, .wha-table-card, .wha-batch, .tskb, .detail-breadcrumb, .wha-modal, .wha-toast { display: none !important; }
    .wha-body { display: block; }
    .wha-sheet { border: 1px solid #999; box-shadow: none; }
}


/* 窄屏：公共「相关工具推荐」模块的 grid item 默认 min-width:auto 会被内容撑出横向滚动。
   仅在本批页面级样式里修正，不改动站内任何公共 CSS 与已有页面。 */
@media (max-width: 620px) {
    .tool-rec-grid { grid-template-columns: minmax(0, 1fr); }
    .tool-rec-grid > .tool-rec-item { min-width: 0; max-width: 100%; width: auto; }
    .tool-rec-body, .tool-rec-body b, .tool-rec-body small { min-width: 0; max-width: 100%; overflow-wrap: anywhere; }
}