/* 配電圖範例服務 — 工程風格樣式 (深灰藍 / 米白 / tabular-nums) */

:root {
  --bg: #f4f3ee;
  --panel: #ffffff;
  --panel-2: #fafaf7;
  --ink: #1e293b;
  --ink-soft: #334155;
  --muted: #64748b;
  --line: #e2e0d8;
  --line-strong: #cbd5e1;
  --primary: #1e293b;
  --primary-hover: #0f172a;
  --link: #2563eb;

  --prov-a: #16a34a;      /* 綠：A 現場資料 / L4 丈量 */
  --prov-a-bg: #f0fdf4;
  --prov-c: #2563eb;      /* 藍：C 型錄 / 標準 */
  --prov-c-bg: #eff6ff;
  --prov-d: #d97706;      /* 黃：D 公版假設 */
  --prov-d-bg: #fffbeb;

  --ok: #15803d;
  --ok-bg: #dcfce7;
  --warn: #b45309;
  --warn-bg: #fef3c7;
  --danger: #b91c1c;
  --danger-bg: #fee2e2;

  --radius: 10px;
  --s1: 8px;
  --s2: 16px;
  --s3: 24px;
  --s4: 32px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  font-size: 15px;
}
.num, input[type="number"], .tabular { font-variant-numeric: tabular-nums; }

a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: 1200px; margin: 0 auto; padding: var(--s3) var(--s2); }
.muted { color: var(--muted); }
.small { font-size: 13px; }

/* ---------- 頂部品牌列 ---------- */
.appbar {
  background: var(--primary);
  color: #f8fafc;
  padding: 12px 0;
  border-bottom: 3px solid #0f172a;
}
.appbar .inner {
  max-width: 1200px; margin: 0 auto; padding: 0 var(--s2);
  display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap;
}
.appbar .brand { font-size: 17px; font-weight: 600; letter-spacing: 0.02em; color: #f8fafc; }
.appbar .brand:hover { text-decoration: none; opacity: 0.9; }
.appbar .tag { font-size: 12px; color: #94a3b8; }

/* ---------- 按鈕 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  font: inherit; font-size: 14px; font-weight: 500;
  padding: 9px 16px; border-radius: 8px; cursor: pointer;
  border: 1px solid var(--line-strong); background: var(--panel); color: var(--ink-soft);
  transition: background .15s, border-color .15s;
  text-decoration: none;
}
.btn:hover { background: var(--panel-2); text-decoration: none; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #f8fafc; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-lg { font-size: 15px; padding: 13px 24px; }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn-ghost { background: transparent; border-color: var(--line-strong); }
.btn-block { width: 100%; }

/* ---------- 狀態徽章 ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px;
  border: 1px solid transparent; white-space: nowrap;
}
.badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.badge-ready { color: var(--warn); background: var(--warn-bg); }
.badge-drafting { color: var(--link); background: var(--prov-c-bg); }
.badge-done { color: var(--ok); background: var(--ok-bg); }

/* ---------- 首頁 Hero ---------- */
.hero { padding: var(--s3) 0 var(--s2); }
.hero h1 { font-size: 28px; margin: 0 0 8px; letter-spacing: 0.01em; }
.hero p.lead { font-size: 16px; color: var(--muted); margin: 0 0 var(--s3); max-width: 640px; }

.flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: stretch; gap: 8px; margin-bottom: var(--s3); }
.flow-step {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px 18px; display: flex; flex-direction: column; gap: 4px;
}
.flow-step .n {
  width: 26px; height: 26px; border-radius: 50%; background: var(--primary); color: #f8fafc;
  display: inline-flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 600;
}
.flow-step .t { font-weight: 600; font-size: 14px; margin-top: 4px; }
.flow-step .d { font-size: 13px; color: var(--muted); }
.flow-arrow { align-self: center; color: var(--line-strong); font-size: 22px; }

.home-actions { display: flex; gap: 12px; align-items: center; margin-bottom: var(--s4); flex-wrap: wrap; }

/* ---------- 案件列表 ---------- */
.section-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: var(--s2); gap: 12px; flex-wrap: wrap; }
.section-head h2 { font-size: 18px; margin: 0; }
.jobs-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: var(--s2); }
.job-card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px; cursor: pointer; display: flex; flex-direction: column; gap: 8px;
  transition: border-color .15s, box-shadow .15s; text-align: left;
}
.job-card:hover { border-color: var(--line-strong); box-shadow: 0 3px 12px rgba(15,23,42,0.06); }
.job-card .jc-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; }
.job-card .jc-name { font-weight: 600; font-size: 15px; line-height: 1.35; }
.job-card .jc-summary { font-size: 13px; color: var(--muted); }
.job-card .jc-meta { font-size: 12px; color: var(--muted); margin-top: 2px; }

/* ---------- 一般狀態 ---------- */
.empty, .loading {
  padding: var(--s4) var(--s2); text-align: center; color: var(--muted);
  background: var(--panel); border: 1px dashed var(--line-strong); border-radius: var(--radius);
}
.error {
  background: var(--danger-bg); border: 1px solid #fca5a5; color: var(--danger);
  padding: 12px 14px; border-radius: 8px; font-size: 14px;
}
.spinner {
  display: inline-block; width: 15px; height: 15px;
  border: 2px solid currentColor; border-top-color: transparent; border-radius: 50%;
  animation: spin .7s linear infinite; vertical-align: -2px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- 表單 (共用) ---------- */
.form { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: var(--s3); }
.form-block { margin-bottom: var(--s3); }
.form-block:last-child { margin-bottom: 0; }
.block-title {
  font-size: 13px; font-weight: 600; color: var(--ink-soft);
  text-transform: none; letter-spacing: 0.02em;
  padding-bottom: 6px; margin-bottom: 12px; border-bottom: 1px solid var(--line);
}
.field { display: flex; flex-direction: column; gap: 4px; margin-bottom: 12px; }
.field > label { font-size: 13px; color: var(--muted); font-weight: 500; }
.field .req { color: var(--danger); margin-left: 2px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }

input, select, textarea {
  font: inherit; font-size: 14px; width: 100%;
  padding: 9px 10px; border: 1px solid var(--line-strong); border-radius: 7px;
  background: #fff; color: var(--ink);
}
textarea { resize: vertical; min-height: 60px; }
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(30,41,59,0.10);
}
.with-unit { position: relative; }
.with-unit input { padding-right: 40px; text-align: right; }
.with-unit .unit { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); color: var(--muted); font-size: 12px; pointer-events: none; }

.branch-row {
  display: grid; grid-template-columns: 90px 1fr 2fr auto; gap: 8px; align-items: end;
  padding: 10px; margin-bottom: 8px; background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px;
}
.branch-row .field { margin-bottom: 0; }
.icon-del {
  border: none; background: none; color: var(--danger); cursor: pointer;
  font-size: 13px; padding: 8px 6px; white-space: nowrap;
}
.icon-del:hover { text-decoration: underline; }
.add-row {
  width: 100%; padding: 11px; border: 1px dashed var(--line-strong); background: var(--panel-2);
  color: var(--ink-soft); border-radius: 8px; cursor: pointer; font: inherit; font-size: 14px; font-weight: 500;
}
.add-row:hover { border-color: var(--primary); background: #fff; }

details.collapsible { border: 1px solid var(--line); border-radius: 8px; padding: 0; background: var(--panel-2); margin-bottom: var(--s2); }
details.collapsible > summary { cursor: pointer; padding: 12px 14px; font-weight: 600; font-size: 14px; color: var(--ink-soft); list-style: none; }
details.collapsible > summary::-webkit-details-marker { display: none; }
details.collapsible > summary::before { content: "＋ "; color: var(--muted); }
details.collapsible[open] > summary::before { content: "－ "; }
details.collapsible .details-body { padding: 0 14px 14px; }

.form-footer { display: flex; gap: 12px; margin-top: var(--s3); padding-top: var(--s2); border-top: 1px solid var(--line); }
.inline-err { color: var(--danger); font-size: 13px; margin-top: 6px; }

.page-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: var(--s2); flex-wrap: wrap; }
.page-head h1 { font-size: 22px; margin: 0; }
.crumb { font-size: 13px; margin-bottom: 12px; }

/* ---------- 工作台 ---------- */
.wb-top {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  margin-bottom: var(--s2); padding-bottom: var(--s2); border-bottom: 1px solid var(--line);
}
.wb-top .wb-title { font-size: 20px; font-weight: 600; }
.wb-top .spacer { flex: 1; }

.wb-layout { display: grid; grid-template-columns: 380px 1fr; gap: var(--s2); align-items: start; }

.param-panel { display: flex; flex-direction: column; gap: var(--s2); }
.group {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  border-left: 4px solid var(--line-strong); overflow: hidden;
}
.group.prov-a { border-left-color: var(--prov-a); }
.group.prov-c { border-left-color: var(--prov-c); }
.group.prov-d { border-left-color: var(--prov-d); }
.group-head { padding: 12px 14px 8px; }
.group-head .g-title { display: flex; align-items: center; gap: 8px; font-weight: 600; font-size: 14px; }
.swatch { width: 11px; height: 11px; border-radius: 3px; background: var(--line-strong); flex: none; }
.prov-a .swatch { background: var(--prov-a); }
.prov-c .swatch { background: var(--prov-c); }
.prov-d .swatch { background: var(--prov-d); }
.group-head .g-desc { font-size: 12px; color: var(--muted); margin-top: 4px; }
.group-body { padding: 6px 14px 14px; }
.sub-cat { font-size: 12px; font-weight: 600; color: var(--muted); margin: 12px 0 8px; }
.sub-cat:first-child { margin-top: 4px; }

/* 左欄參數 Tab：把 provenance 分組收成分頁，避免堆疊過長 */
.param-tabs {
  display: flex; gap: 2px; flex-wrap: wrap;
  border-bottom: 1px solid var(--line); background: var(--panel-2);
  border-radius: var(--radius) var(--radius) 0 0; overflow: hidden;
}
.param-tab {
  flex: 1 1 auto; min-width: 78px; padding: 10px 8px; font: inherit; font-size: 13px;
  background: none; border: none; border-bottom: 2px solid transparent; color: var(--muted); cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
}
.param-tab:hover { color: var(--ink); background: #f0efe8; }
.param-tab.active { color: var(--ink); font-weight: 600; border-bottom-color: var(--primary); background: var(--panel); }
.param-tab .tdot { width: 8px; height: 8px; border-radius: 2px; background: var(--line-strong); flex: none; }
.param-tab.prov-a .tdot { background: var(--prov-a); }
.param-tab.prov-c .tdot { background: var(--prov-c); }
.param-tab.prov-d .tdot { background: var(--prov-d); }
.param-pane { display: none; }
.param-pane.active { display: block; }

.fig-panel {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  display: flex; flex-direction: column; min-height: 520px; overflow: hidden;
}
.warnings {
  background: var(--warn-bg); border-bottom: 1px solid #fcd34d; color: #92400e;
  padding: 10px 14px; font-size: 13px;
}
.warnings ul { margin: 4px 0 0; padding-left: 18px; }
.warnings li { margin: 2px 0; }

.fig-tabs { display: flex; border-bottom: 1px solid var(--line); background: var(--panel-2); }
.fig-tab {
  flex: 1; padding: 12px 8px; text-align: center; font: inherit; font-size: 13px;
  background: none; border: none; border-bottom: 2px solid transparent; color: var(--muted); cursor: pointer;
}
.fig-tab:hover { color: var(--ink); background: #f0efe8; }
.fig-tab.active { color: var(--ink); font-weight: 600; border-bottom-color: var(--primary); background: var(--panel); }

.fig-body { position: relative; flex: 1; padding: var(--s2); }
.mini-spin {
  position: absolute; top: 12px; right: 14px; z-index: 5; color: var(--muted);
  font-size: 12px; display: none; align-items: center; gap: 6px;
}
.mini-spin.on { display: inline-flex; }

.pane { display: none; }
.pane.active { display: block; }

.svg-wrap {
  background: #f8fafc; border: 1px solid var(--line); border-radius: 8px; padding: 12px;
  display: flex; align-items: center; justify-content: center; min-height: 340px; overflow: auto;
}
.svg-wrap svg { width: 100%; height: auto; max-height: 520px; }

.summary { margin-top: var(--s2); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.summary .s-row { display: flex; justify-content: space-between; gap: 12px; padding: 9px 14px; font-size: 13px; border-top: 1px solid var(--line); }
.summary .s-row:first-child { border-top: none; }
.summary .s-row .k { color: var(--muted); }
.summary .s-row .v { text-align: right; font-variant-numeric: tabular-nums; }
.summary .s-list { padding: 9px 14px; font-size: 13px; border-top: 1px solid var(--line); }
.summary .s-list .k { color: var(--muted); display: block; margin-bottom: 4px; }
.summary .s-list ul { margin: 0; padding-left: 16px; }
.summary .s-list li { font-variant-numeric: tabular-nums; }

.a3-view { display: flex; flex-direction: column; gap: 12px; align-items: center; }
.a3-view img { max-width: 100%; max-height: 520px; border: 1px solid var(--line); background: #fff; box-shadow: 0 3px 14px rgba(15,23,42,0.08); }
.dl-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; justify-content: center; }

.page-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: var(--s2); }
.page-card { border: 1px solid var(--line); border-radius: 8px; overflow: hidden; background: var(--panel-2); display: flex; flex-direction: column; }
.page-card .pc-thumb { background: #fff; display: flex; align-items: center; justify-content: center; min-height: 150px; cursor: pointer; padding: 8px; }
.page-card .pc-thumb img { max-width: 100%; max-height: 150px; }
.page-card .pc-body { padding: 10px 12px; display: flex; flex-direction: column; gap: 8px; }
.page-card .pc-title { font-size: 13px; font-weight: 600; }
.page-card .pc-dl { display: flex; gap: 8px; font-size: 12px; }

/* ---------- Footer ---------- */
.site-footer {
  margin-top: var(--s4); padding: var(--s3) 0; border-top: 1px solid var(--line);
  color: var(--muted); font-size: 13px;
}
.site-footer .inner { max-width: 1200px; margin: 0 auto; padding: 0 var(--s2); display: flex; flex-direction: column; gap: 8px; }

/* ---------- 即時預覽：三視圖線稿 ---------- */
.svg-wrap img {
  max-width: 100%; height: auto; max-height: 520px; cursor: zoom-in;
  background: #fff; border: 1px solid var(--line); border-radius: 4px;
}
.svg-wrap.rendering { opacity: 0.45; transition: opacity 0.12s ease; }
.preview-loading { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 13px; }

/* ---------- 分路輸入（手動 / 上傳 / 設備展開） ---------- */
.branch-input { border: 1px solid var(--line); border-radius: 8px; background: var(--panel-2); margin-bottom: 12px; overflow: hidden; }
.bi-head { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.bi-label { font-size: 12px; font-weight: 600; color: var(--muted); }
.bi-tabs { display: inline-flex; gap: 4px; flex-wrap: wrap; }
.bi-tab {
  font: inherit; font-size: 12px; padding: 5px 10px; border-radius: 999px; cursor: pointer;
  border: 1px solid var(--line-strong); background: #fff; color: var(--ink-soft);
}
.bi-tab:hover { border-color: var(--primary); }
.bi-tab.active { background: var(--primary); border-color: var(--primary); color: #f8fafc; }
.bi-body { padding: 10px; display: flex; flex-direction: column; gap: 8px; }
.bi-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.bi-file { font-size: 13px; }
.bi-actions { display: flex; gap: 8px; }
.bi-check { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--ink-soft); cursor: pointer; }
.bi-check input { width: auto; }
.bi-status:empty { display: none; }
.bi-ok { background: var(--ok-bg); border: 1px solid #86efac; color: var(--ok); padding: 8px 10px; border-radius: 6px; font-size: 13px; }
.bi-ok strong { font-weight: 600; }
.loading.small { padding: 8px 10px; font-size: 13px; text-align: left; }

.bi-eq-list {
  display: flex; flex-direction: column; gap: 2px; max-height: 240px; overflow-y: auto;
  border: 1px solid var(--line); border-radius: 6px; padding: 6px; background: #fff;
}
.bi-eq-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 4px 6px; border-radius: 4px; }
.bi-eq-row:hover { background: var(--panel-2); }
.bi-eq-name { font-size: 13px; }
.bi-stepper { display: inline-flex; align-items: center; gap: 6px; flex: none; }
.bi-step {
  width: 26px; height: 26px; flex: none; border-radius: 6px; cursor: pointer;
  border: 1px solid var(--line-strong); background: #fff; color: var(--ink-soft);
  font-size: 15px; line-height: 1; display: inline-flex; align-items: center; justify-content: center;
}
.bi-step:hover { border-color: var(--primary); }
.bi-qty-n { min-width: 20px; text-align: center; font-variant-numeric: tabular-nums; font-size: 13px; }
.bi-eq-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.bi-eq-sum { flex: 1; }

/* ---------- 圖檔辨識：未啟用提示 + 可編輯辨識結果預覽 ---------- */
.bi-notice { background: var(--prov-c-bg); border: 1px solid #bfdbfe; color: #1e40af; padding: 10px 12px; border-radius: 8px; font-size: 13px; }
.bi-notice strong { display: block; font-weight: 600; margin-bottom: 4px; }
.ocr-preview { border: 1px solid var(--line); border-radius: 8px; background: #fff; padding: 12px; display: flex; flex-direction: column; gap: 10px; }
.ocr-pv-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.ocr-pv-head strong { font-size: 13px; }
.ocr-pv-count { font-size: 12px; color: var(--muted); white-space: nowrap; }
.ocr-mb { border: 1px solid #bbf7d0; border-radius: 8px; background: var(--prov-a-bg); padding: 8px 10px; }
.ocr-mb-title { font-size: 12px; font-weight: 600; color: var(--muted); margin-bottom: 6px; }
.ocr-mb-fields { display: grid; grid-template-columns: 90px 1fr; gap: 8px; align-items: end; }
.ocr-mb-fields .field { margin-bottom: 0; }
.ocr-rows { display: flex; flex-direction: column; }
.ocr-src { font-size: 12px; color: var(--muted); word-break: break-word; }
.ocr-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.ocr-actions .btn { min-height: 40px; }

/* ---------- RWD ---------- */
@media (max-width: 960px) {
  .wb-layout { grid-template-columns: 1fr; }
  .flow { grid-template-columns: 1fr; }
  .flow-arrow { transform: rotate(90deg); justify-self: center; }
}
@media (max-width: 640px) {
  .container { padding: var(--s2) 12px; }
  .hero h1 { font-size: 23px; }
  .grid3 { grid-template-columns: 1fr 1fr; }
  .branch-row { grid-template-columns: 1fr 1fr; }
  .branch-row .icon-del { grid-column: 1 / -1; text-align: right; }
  .form { padding: var(--s2); }
  .home-actions .btn { width: 100%; }
  /* 圖檔辨識為拍照情境，窄螢幕給大 touch target */
  .bi-file { width: 100%; }
  .bi-actions .btn { width: 100%; min-height: 44px; }
  .ocr-actions { flex-direction: column; }
  .ocr-actions .btn { width: 100%; min-height: 44px; }
}