/* ==========================================================================
   居家办公与宿舍用电成本计算器 /tool/home-office-electricity-calc
   视觉主题：「合租电表配电箱」护眼米白 + 炭黑 + 电火橙 + 警示黄条纹
   ========================================================================== */
:root {
    --hoe-bg: #faf6ee;
    --hoe-panel: #fffdf8;
    --hoe-panel2: #f3ecdd;
    --hoe-ink: #2b2b28;
    --hoe-ink-soft: #7a7466;
    --hoe-line: #e5dcc7;
    --hoe-spark: #f25c1f;
    --hoe-spark-soft: #fdeadd;
    --hoe-volt: #f7b500;
    --hoe-volt-soft: #fdf3d7;
    --hoe-good: #3a8f5f;
    --hoe-warn: #d84a2b;
    --hoe-num: 'SFMono-Regular', Consolas, 'Courier New', monospace;
    --hoe-shadow: 0 10px 26px rgba(90, 70, 30, .12);
}
:root[data-theme="dark"] {
    --hoe-bg: #15130f;
    --hoe-panel: #201d18;
    --hoe-panel2: #292520;
    --hoe-ink: #ece5d6;
    --hoe-ink-soft: #a89f8c;
    --hoe-line: #3a352b;
    --hoe-spark: #ff7a3a;
    --hoe-spark-soft: #33221a;
    --hoe-volt: #ffc233;
    --hoe-volt-soft: #332b14;
    --hoe-good: #6cbf8c;
    --hoe-warn: #ff6a4a;
    --hoe-shadow: 0 10px 26px rgba(0, 0, 0, .45);
}

.hoe-page {
    max-width: 1180px;
    margin: 0 auto;
    font-family: -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
    color: var(--hoe-ink);
    line-height: 1.7;
}
.hoe-page h1, .hoe-page h2 { font-style: normal; }
.hoe-page b { color: var(--hoe-spark); font-weight: 700; }

/* ===================== Hero ===================== */
.hoe-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(300px, .9fr);
    gap: 26px;
    align-items: stretch;
    background: var(--hoe-panel);
    border: 1px solid var(--hoe-line);
    border-radius: 18px;
    padding: 34px;
    box-shadow: var(--hoe-shadow);
    margin-bottom: 22px;
    position: relative;
    overflow: hidden;
}
.hoe-hero::before {
    content: '';
    position: absolute; left: 0; right: 0; top: 0; height: 8px;
    background: repeating-linear-gradient(-45deg, var(--hoe-volt) 0 14px, #2b2b28 14px 28px);
}
:root[data-theme="dark"] .hoe-hero::before {
    background: repeating-linear-gradient(-45deg, var(--hoe-volt) 0 14px, #0d0c0a 14px 28px);
}
.hoe-kicker {
    display: inline-block;
    font-size: 12px; font-weight: 700; letter-spacing: .22em;
    color: var(--hoe-ink);
    background: var(--hoe-volt-soft);
    border: 1px solid var(--hoe-volt);
    border-radius: 4px;
    padding: 4px 12px;
    margin: 6px 0 14px;
}
.hoe-hero-copy h1 {
    font-size: clamp(26px, 3.4vw, 37px);
    line-height: 1.24; margin: 0 0 12px;
}
.hoe-lead { font-size: 15.5px; color: var(--hoe-ink-soft); margin: 0 0 16px; max-width: 640px; }
.hoe-lead b { color: var(--hoe-ink); }
.hoe-tags { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 0 0 20px; list-style: none; }
.hoe-tags li {
    font-size: 12.5px;
    background: var(--hoe-panel2);
    border: 1px solid var(--hoe-line);
    border-radius: 999px;
    padding: 3px 11px;
    color: var(--hoe-ink-soft);
}

/* 快捷入口 */
.hoe-quick {
    background: var(--hoe-panel2);
    border: 1px solid var(--hoe-line);
    border-radius: 12px;
    padding: 14px 16px;
}
.hoe-quick-title { font-size: 13.5px; font-weight: 700; color: var(--hoe-spark); margin-bottom: 10px; }
.hoe-quick-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end; }
.hoe-quick-field { display: flex; flex-direction: column; gap: 4px; }
.hoe-quick-field span { font-size: 12px; color: var(--hoe-ink-soft); }
.hoe-quick-field input {
    min-width: 120px; padding: 9px 12px;
    border: 1px solid var(--hoe-line); border-radius: 8px;
    background: var(--hoe-panel); color: var(--hoe-ink);
    font-size: 14px; font-family: var(--hoe-num);
}
.hoe-quick-field input:focus { outline: none; border-color: var(--hoe-spark); box-shadow: 0 0 0 3px rgba(242,92,31,.18); }

/* 电表 */
.hoe-meter-side { display: flex; }
.hoe-meter {
    flex: 1;
    background: linear-gradient(170deg, var(--hoe-panel2) 0%, var(--hoe-bg) 100%);
    border: 2px solid var(--hoe-ink);
    border-radius: 16px;
    padding: 16px;
    display: flex; flex-direction: column; gap: 10px;
    box-shadow: var(--hoe-shadow);
}
:root[data-theme="dark"] .hoe-meter { border-color: #4a443a; }
.hoe-meter svg { width: 100%; height: auto; display: block; }
.hoe-meter-case { fill: var(--hoe-panel); stroke: var(--hoe-ink); stroke-width: 2; }
.hoe-meter-screen { fill: #101613; }
:root[data-theme="dark"] .hoe-meter-screen { fill: #0a0f0c; }
.hoe-meter-digits { font-family: var(--hoe-num); font-size: 26px; fill: #7dff9a; font-weight: 700; }
.hoe-meter-unit { font-size: 9px; fill: #5f8f6f; letter-spacing: .2em; }
.hoe-dial-face { fill: var(--hoe-panel2); stroke: var(--hoe-ink); stroke-width: 1.5; }
.hoe-dial-needle { stroke: var(--hoe-spark); stroke-width: 2.5; transition: all .4s; }
.hoe-dial-lab { font-size: 9px; fill: var(--hoe-ink-soft); }
.hoe-meter-led { fill: #3a8f5f; transition: fill .3s; }
.hoe-meter-led.hot { fill: var(--hoe-spark); }
.hoe-meter-foot { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.hoe-mkpi {
    background: var(--hoe-panel);
    border: 1px solid var(--hoe-line);
    border-radius: 10px; padding: 8px 12px;
}
.hoe-mkpi span { display: block; font-size: 11.5px; color: var(--hoe-ink-soft); }
.hoe-mkpi b { font-size: 19px; font-family: var(--hoe-num); color: var(--hoe-ink); }

/* ===================== 面板 ===================== */
.hoe-panel {
    background: var(--hoe-panel);
    border: 1px solid var(--hoe-line);
    border-radius: 16px;
    padding: 26px 28px;
    margin-bottom: 20px;
    box-shadow: var(--hoe-shadow);
}
.hoe-panel-head { margin-bottom: 18px; }
.hoe-pk {
    display: inline-block;
    font-size: 12px; font-weight: 700; letter-spacing: .28em;
    color: var(--hoe-ink);
    background: var(--hoe-volt);
    padding: 2px 10px;
    margin-bottom: 8px;
}
:root[data-theme="dark"] .hoe-pk { color: #15130f; }
.hoe-panel-head h2 { font-size: 21px; margin: 0 0 6px; }
.hoe-panel-head > p { margin: 0; font-size: 13.5px; color: var(--hoe-ink-soft); }
.hoe-panel-head > p b { color: var(--hoe-ink); }
.hoe-panel-side { float: right; font-size: 12.5px; color: var(--hoe-ink-soft); }

/* 电价模式分段 */
.hoe-mode-seg {
    display: inline-flex; flex-wrap: wrap;
    background: var(--hoe-panel2);
    border: 1px solid var(--hoe-line);
    border-radius: 999px; padding: 3px;
    margin-bottom: 14px;
}
.hoe-mode-seg button {
    border: 0; background: transparent; color: var(--hoe-ink-soft);
    border-radius: 999px; padding: 7px 18px; font-size: 13.5px; cursor: pointer;
}
.hoe-mode-seg button.on { background: var(--hoe-spark); color: #fff; font-weight: 700; }
:root[data-theme="dark"] .hoe-mode-seg button.on { color: #15130f; }

/* 表单 */
.hoe-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-bottom: 12px; }
.hoe-field { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.hoe-field > span { font-size: 12.5px; color: var(--hoe-ink-soft); }
.hoe-field input, .hoe-field select {
    padding: 9px 12px; border: 1px solid var(--hoe-line); border-radius: 8px;
    background: var(--hoe-bg); color: var(--hoe-ink);
    font-size: 14px; font-family: var(--hoe-num); width: 100%; box-sizing: border-box;
}
.hoe-field input:focus, .hoe-field select:focus { outline: none; border-color: var(--hoe-spark); box-shadow: 0 0 0 3px rgba(242,92,31,.15); }
.hoe-field[hidden] { display: none; }

/* 按钮 */
.hoe-btn {
    border: 1px solid var(--hoe-line);
    background: var(--hoe-panel2);
    color: var(--hoe-ink);
    border-radius: 9px;
    padding: 9px 18px;
    font-size: 14px; cursor: pointer; transition: all .15s;
}
.hoe-btn:hover { border-color: var(--hoe-spark); transform: translateY(-1px); }
.hoe-btn--spark { background: var(--hoe-spark); border-color: var(--hoe-spark); color: #fff; font-weight: 700; }
.hoe-btn--spark:hover { filter: brightness(1.06); }
:root[data-theme="dark"] .hoe-btn--spark { color: #15130f; }
.hoe-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 12px 0; }
.hoe-actions--row { margin: 12px 0 6px; }

/* 错误提示 */
.hoe-err {
    background: var(--hoe-volt-soft);
    border: 1px solid var(--hoe-volt);
    color: var(--hoe-warn);
    border-radius: 10px;
    padding: 10px 14px; font-size: 13px; margin-top: 8px;
}

/* 设备表 */
.hoe-table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.hoe-table { width: 100%; border-collapse: collapse; font-size: 13.5px; min-width: 780px; }
.hoe-table th {
    text-align: left; font-size: 12px; letter-spacing: .06em;
    color: var(--hoe-ink-soft); border-bottom: 2px solid var(--hoe-volt);
    padding: 8px 10px; white-space: nowrap;
}
.hoe-table td { border-bottom: 1px dashed var(--hoe-line); padding: 7px 8px; vertical-align: middle; }
.hoe-table input {
    width: 100%; min-width: 72px; box-sizing: border-box;
    padding: 6px 8px; border: 1px solid var(--hoe-line); border-radius: 6px;
    background: var(--hoe-bg); color: var(--hoe-ink); font-size: 13px; font-family: var(--hoe-num);
}
.hoe-table input:focus { outline: none; border-color: var(--hoe-spark); }
.hoe-table td.num { font-family: var(--hoe-num); white-space: nowrap; }
.hoe-table tr.hoe-top td { background: rgba(242, 92, 31, .07); }
.hoe-table .hoe-topflag { color: var(--hoe-spark); font-weight: 700; }
.hoe-del {
    border: 1px solid var(--hoe-line); background: transparent; color: var(--hoe-ink-soft);
    border-radius: 6px; width: 26px; height: 26px; cursor: pointer; font-size: 14px; line-height: 1;
}
.hoe-del:hover { color: var(--hoe-warn); border-color: var(--hoe-warn); }
.hoe-import {
    width: 100%; box-sizing: border-box; margin-top: 8px;
    border: 1px dashed var(--hoe-volt); border-radius: 10px;
    background: var(--hoe-volt-soft); color: var(--hoe-ink);
    padding: 10px 12px; font-size: 12.5px; font-family: var(--hoe-num); resize: vertical;
}

/* KPI */
.hoe-kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-bottom: 18px; }
.hoe-kpi {
    background: var(--hoe-bg);
    border: 1px solid var(--hoe-line);
    border-radius: 12px; padding: 14px 16px;
}
.hoe-kpi > span { display: block; font-size: 12.5px; color: var(--hoe-ink-soft); margin-bottom: 4px; }
.hoe-kpi b { display: block; font-size: 22px; font-family: var(--hoe-num); color: var(--hoe-ink); line-height: 1.25; }
.hoe-kpi em { font-style: normal; font-size: 11.5px; color: var(--hoe-ink-soft); }
.hoe-kpi--month { border-color: var(--hoe-spark); background: linear-gradient(180deg, var(--hoe-spark-soft) 0%, var(--hoe-panel) 90%); }
.hoe-kpi--month b { color: var(--hoe-spark); }
.hoe-kpi--top { border-color: var(--hoe-volt); }
.hoe-kpi--top b { font-size: 17px; }

/* 结果双栏 */
.hoe-result-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr); gap: 22px; align-items: start; }
.hoe-subhead { display: flex; justify-content: space-between; align-items: baseline; margin: 4px 0 10px; }
.hoe-subhead b { font-size: 14.5px; }
.hoe-subhead span { font-size: 12px; color: var(--hoe-ink-soft); }
#hoeDonutSvg { width: 190px; height: 190px; display: block; margin: 0 auto; }
.hoe-legend { display: flex; flex-wrap: wrap; gap: 6px 14px; margin-top: 10px; justify-content: center; }
.hoe-legend span { font-size: 12px; color: var(--hoe-ink-soft); display: inline-flex; align-items: center; gap: 5px; }
.hoe-legend i { width: 10px; height: 10px; border-radius: 2px; display: inline-block; }
.hoe-suggest { list-style: none; margin: 0; padding: 0; counter-reset: sug; }
.hoe-suggest li {
    counter-increment: sug;
    display: flex; align-items: baseline; gap: 10px;
    padding: 9px 4px; border-bottom: 1px dashed var(--hoe-line);
    font-size: 13.5px;
}
.hoe-suggest li::before {
    content: counter(sug);
    flex: 0 0 22px; height: 22px; line-height: 22px; text-align: center;
    background: var(--hoe-panel2); border: 1px solid var(--hoe-line);
    border-radius: 50%; font-size: 12px; font-family: var(--hoe-num);
}
.hoe-suggest li b { font-family: var(--hoe-num); color: var(--hoe-spark); white-space: nowrap; }
.hoe-suggest li span { color: var(--hoe-ink-soft); }
.hoe-tier-note {
    margin-top: 12px;
    background: var(--hoe-volt-soft);
    border-left: 4px solid var(--hoe-volt);
    border-radius: 8px;
    padding: 10px 14px; font-size: 13px;
}

/* 口径 */
.hoe-terms { list-style: none; margin: 0; padding: 0; }
.hoe-terms li {
    display: grid; grid-template-columns: 110px 1fr; gap: 12px;
    padding: 11px 4px; border-bottom: 1px dashed var(--hoe-line);
    font-size: 13.5px; color: var(--hoe-ink-soft);
}
.hoe-terms li:last-child { border-bottom: 0; }
.hoe-terms li > b:first-child { color: var(--hoe-ink); font-size: 13px; }
.hoe-terms li > b:not(:first-child) { color: var(--hoe-spark); }

/* 摘要 */
.hoe-pre {
    background: var(--hoe-bg);
    border: 1px solid var(--hoe-line);
    border-radius: 10px;
    padding: 14px 16px; margin: 0;
    font-size: 12.5px; font-family: var(--hoe-num);
    white-space: pre-wrap; word-break: break-all; color: var(--hoe-ink);
}

/* FAQ */
.hoe-faq { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.hoe-faq-item {
    background: var(--hoe-bg);
    border: 1px solid var(--hoe-line);
    border-radius: 12px; padding: 0 16px;
}
.hoe-faq-item summary {
    cursor: pointer; font-weight: 700; font-size: 14px;
    padding: 12px 0; list-style: none; position: relative; padding-right: 26px;
}
.hoe-faq-item summary::-webkit-details-marker { display: none; }
.hoe-faq-item summary::after {
    content: '+'; position: absolute; right: 2px; top: 10px;
    color: var(--hoe-spark); font-size: 18px; transition: transform .2s;
}
.hoe-faq-item[open] summary::after { transform: rotate(45deg); }
.hoe-faq-a { font-size: 13px; color: var(--hoe-ink-soft); padding: 0 0 14px; }
.hoe-faq-a b { color: var(--hoe-spark); }

.hoe-comments { margin-bottom: 20px; }

/* Toast */
.hoe-toast {
    position: fixed; left: 50%; bottom: 40px; transform: translateX(-50%) translateY(20px);
    background: var(--hoe-ink); color: var(--hoe-bg);
    padding: 10px 22px; border-radius: 999px; font-size: 13.5px;
    opacity: 0; pointer-events: none; transition: all .3s; z-index: 999;
}
.hoe-toast.on { opacity: 1; transform: translateX(-50%) translateY(0); }

/* A4 */
.hoe-sheet { display: none; }

/* ===================== 响应式 ===================== */
@media (max-width: 1024px) {
    .hoe-hero { grid-template-columns: 1fr; }
    .hoe-meter-side { max-width: 380px; }
    .hoe-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .hoe-kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .hoe-result-grid { grid-template-columns: 1fr; }
    .hoe-faq { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
    .hoe-hero { padding: 24px 18px 20px; border-radius: 14px; }
    .hoe-panel { padding: 18px 16px; }
    .hoe-grid { grid-template-columns: 1fr; }
    .hoe-kpis { grid-template-columns: 1fr; }
    .hoe-panel-side { float: none; display: block; margin-top: 6px; }
    .hoe-terms li { grid-template-columns: 1fr; gap: 2px; }
}

/* ===================== 打印 ===================== */
@media print {
    body * { visibility: hidden; }
    .hoe-sheet, .hoe-sheet * { visibility: visible; }
    .hoe-sheet {
        display: block !important;
        position: absolute; left: 0; top: 0; width: 100%;
        background: #fff; color: #000;
        font-size: 12px; line-height: 1.6;
        padding: 8mm 10mm; box-sizing: border-box;
    }
    .hoe-sheet h2 { font-size: 17px; margin: 0 0 4px; }
    .hoe-sheet .hoe-sh-meta { font-size: 11px; color: #555; margin-bottom: 10px; }
    .hoe-sheet table { width: 100%; border-collapse: collapse; margin-bottom: 10px; }
    .hoe-sheet th, .hoe-sheet td { border: 1px solid #bbb; padding: 5px 8px; font-size: 11.5px; text-align: left; }
    .hoe-sheet th { background: #f0ece0; }
    .hoe-sheet .hoe-sh-kpis { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
    .hoe-sheet .hoe-sh-kpi { border: 1px solid #bbb; border-radius: 6px; padding: 6px 10px; font-size: 11.5px; }
    .hoe-sheet .hoe-sh-kpi b { display: block; font-size: 15px; }
    .hoe-sheet .hoe-sh-note { font-size: 11px; color: #555; border-top: 1px dashed #bbb; padding-top: 6px; }
}