/* 宗連工業 訂單 OCR 系統 — 商業風格主題 */
:root {
  --navy: #16243e;          /* 主品牌深藍（取自宗連 logo 底色） */
  --navy-2: #1e3a5f;        /* 次深藍 */
  --steel: #2f5b9c;         /* 鋼藍主色 */
  --steel-hover: #244a82;
  --accent: #c8a04e;        /* 金色點綴（工業質感） */
  --accent-hover: #b08c3e;
  --ink: #1f2937;
  --muted: #64748b;
  --line: #e2e8f0;
  --bg: #eef1f5;
  --panel: #ffffff;
  --ok: #137a52;
  --warn: #b45309;
  --danger: #c0392b;
  --shadow: 0 1px 3px rgba(22,36,62,.10), 0 1px 2px rgba(22,36,62,.06);
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: "Microsoft JhengHei", "微軟正黑體", "Segoe UI", system-ui, sans-serif;
  font-size: 14px; line-height: 1.5;
}

/* ---- 頁首 ---- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 22px; height: 64px;
  background: linear-gradient(100deg, var(--navy) 0%, var(--navy-2) 70%, #25426c 100%);
  box-shadow: 0 2px 10px rgba(22,36,62,.25);
  border-bottom: 3px solid var(--accent);
}
.brand { display: flex; align-items: center; gap: 16px; }
.logo { height: 34px; width: auto; display: block; }
.brand-divider { width: 1px; height: 34px; background: rgba(255,255,255,.25); }
.brand-text .sys-title { color: #fff; font-size: 17px; font-weight: 700; letter-spacing: .5px; }
.brand-text .sys-sub { color: #aebfd8; font-size: 11px; letter-spacing: 1.5px; text-transform: uppercase; }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.status-chip {
  font-size: 12px; color: #d6e0f0; background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.16); padding: 5px 12px; border-radius: 20px;
}

/* ---- 版面 ---- */
.layout { display: flex; gap: 14px; padding: 16px; align-items: flex-start; }
.sidebar { width: 290px; flex: none; display: flex; flex-direction: column; gap: 14px; }
.panel {
  background: var(--panel); border-radius: 12px; padding: 16px;
  box-shadow: var(--shadow); border: 1px solid var(--line);
}
.step { display: flex; align-items: center; gap: 9px; margin-bottom: 12px; }
.step-no {
  width: 22px; height: 22px; border-radius: 50%; flex: none;
  background: var(--steel); color: #fff; font-size: 12px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.panel h3 { margin: 0; font-size: 14px; color: var(--navy); font-weight: 700; }

select, input[type=text], input[type=password], input[type=number] {
  width: 100%; padding: 9px 10px; border: 1px solid #cbd5e1; border-radius: 8px;
  margin-bottom: 8px; font-size: 13px; color: var(--ink); background: #fff;
  transition: border-color .15s, box-shadow .15s;
}
select:focus, input:focus { outline: none; border-color: var(--steel); box-shadow: 0 0 0 3px rgba(47,91,156,.15); }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 9px 14px; border: 1px solid #cbd5e1; border-radius: 8px;
  background: #fff; color: var(--ink); cursor: pointer; font-size: 13px; font-weight: 600;
  transition: all .15s;
}
.btn:hover { background: #f1f5f9; border-color: #94a3b8; }
.btn.block { width: 100%; margin-top: 6px; }
.btn.primary { background: var(--steel); color: #fff; border-color: var(--steel); }
.btn.primary:hover { background: var(--steel-hover); border-color: var(--steel-hover); }
.btn.accent { background: var(--accent); color: #3a2d08; border-color: var(--accent); }
.btn.accent:hover { background: var(--accent-hover); }
.btn.danger { color: var(--danger); border-color: #e9a79f; background: #fff; }
.btn.danger:hover { background: #fdf0ee; }
.btn.ghost { background: rgba(255,255,255,.10); color: #fff; border-color: rgba(255,255,255,.28); }
.btn.ghost:hover { background: rgba(255,255,255,.20); }
.btn:disabled { opacity: .45; cursor: not-allowed; }

.filebtn {
  display: block; text-align: center; padding: 11px; border: 1.5px dashed #94a3b8;
  border-radius: 8px; cursor: pointer; color: var(--steel); font-size: 13px; font-weight: 600;
  background: #f8fafc; transition: all .15s;
}
.filebtn:hover { border-color: var(--steel); background: #eef4fb; }

.modes { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-bottom: 10px; }
.modes .btn { padding: 8px 4px; font-size: 12px; }
.btn.mode.active { background: var(--navy-2); color: #fff; border-color: var(--navy-2); }
.hint { font-size: 12px; color: var(--muted); margin: 6px 0; line-height: 1.6; }

/* ---- 影像檢視 ---- */
.viewer { flex: 1; min-width: 0; }
.warnings { margin-bottom: 10px; }
.warnings div {
  background: #fffbeb; border: 1px solid #fcd34d; color: var(--warn);
  padding: 8px 12px; border-radius: 8px; margin-bottom: 6px; font-size: 13px;
}
.viewer-toolbar {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--panel); border: 1px solid var(--line); border-bottom: none;
  border-radius: 12px 12px 0 0; padding: 10px 16px;
}
.vt-title { font-weight: 700; color: var(--navy); font-size: 14px; }
.canvas-wrap {
  position: relative; background: #f8fafc; border-radius: 0 0 12px 12px; overflow: auto;
  box-shadow: var(--shadow); border: 1px solid var(--line);
  min-height: 320px; max-height: 70vh; display: block;
}
.canvas-wrap img { display: block; max-width: 100%; }
#overlay { position: absolute; top: 0; left: 0; cursor: crosshair; }
.placeholder { padding: 90px 20px; text-align: center; color: #94a3b8; }
.placeholder .ph-icon { font-size: 46px; margin-bottom: 10px; opacity: .6; }

/* ---- 資料表 ---- */
.datapanel {
  margin: 0 16px 16px; background: var(--panel); border-radius: 12px; padding: 16px;
  box-shadow: var(--shadow); border: 1px solid var(--line);
}
.datahead { display: flex; justify-content: space-between; align-items: center; }
.datahead h3 { margin: 0; font-size: 15px; color: var(--navy); }
.datahead-sub { font-size: 12px; font-weight: 400; color: var(--muted); margin-left: 10px; }
.datahead .btn { width: auto; }
.tabs { display: flex; gap: 6px; margin: 12px 0 0; }
.tab {
  padding: 8px 16px; border: 1px solid var(--line); border-bottom: none;
  border-radius: 8px 8px 0 0; background: #f1f5f9; cursor: pointer; font-size: 13px;
  color: var(--muted); font-weight: 600;
}
.tab.active { background: var(--steel); color: #fff; border-color: var(--steel); }
.tablescroll {
  overflow: auto; max-height: 42vh; border: 1px solid var(--line); border-radius: 0 8px 8px 8px;
}
table { border-collapse: collapse; width: 100%; font-size: 12px; }
th, td { border: 1px solid var(--line); padding: 5px 7px; white-space: nowrap; }
th {
  background: var(--navy); color: #fff; position: sticky; top: 0; z-index: 1;
  font-weight: 600; letter-spacing: .3px;
}
tbody tr:nth-child(even) { background: #f8fafc; }
tbody tr:hover { background: #eef4fb; }
td input { width: 100%; min-width: 86px; border: none; padding: 3px 5px; font-size: 12px; background: transparent; color: var(--ink); }
td input:focus { background: #fff; outline: 2px solid var(--steel); border-radius: 4px; }
.tag { font-size: 12px; color: var(--ok); font-weight: 600; }

/* ---- 頁尾 ---- */
.appfoot {
  text-align: center; color: var(--muted); font-size: 12px; padding: 14px;
  border-top: 1px solid var(--line); background: #e7ecf3;
}

/* ---- 設定視窗 ---- */
.hidden { display: none !important; }
.modal { position: fixed; inset: 0; background: rgba(22,36,62,.55); display: flex; align-items: center; justify-content: center; z-index: 50; }
.modal-box {
  background: #fff; border-radius: 14px; padding: 24px; width: 480px; max-width: 92vw;
  max-height: 90vh; overflow-y: auto; box-shadow: 0 20px 50px rgba(0,0,0,.3);
}
.modal-box h3 { margin: 0 0 16px; color: var(--navy); }
.modal-box > label { display: block; font-size: 13px; margin-bottom: 6px; color: #334155; font-weight: 600; }
.cfg-group {
  border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px 4px; margin: 14px 0;
}
.cfg-group legend { font-size: 12px; font-weight: 700; color: var(--steel); padding: 0 6px; }
.cfg-group label { display: block; font-size: 12px; color: #475569; margin-bottom: 4px; font-weight: 600; }
.modal-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 14px; }
.modal-actions .btn { width: auto; padding: 9px 18px; }

/* ---- 線上 Demo 提示條 ---- */
.demo-banner {
  margin: 12px 16px 0; padding: 11px 16px; border-radius: 10px;
  background: #eef4fb; border: 1px solid #c9ddf5; color: #244a82; font-size: 13px; line-height: 1.6;
}
.demo-banner strong { color: var(--steel); }
.modal-box code { background: #f1f5f9; padding: 1px 5px; border-radius: 4px; font-size: 12px; color: #b45309; }