@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ══════════════════════════════════════════════════════════
   展譽電氣薪資系統 — Enterprise Design System
   白底 + 深海軍藍 Header，乾淨、有質感、易閱讀
   ══════════════════════════════════════════════════════════ */
:root {
  --bg:    #f4f6f9;
  --bg2:   #ffffff;
  --bg3:   #f8f9fb;
  --bg4:   #eef1f6;
  --border:  #e2e6ef;
  --border2: #cdd2de;
  --navy:    #1c2e4a;
  --navy2:   #26405e;
  --navylt:  #ebeff7;
  --blue:    #1e56b0;
  --blue2:   #174899;
  --bluelt:  #e8f0fa;
  --green:   #1a7a47;
  --greenlt: #e5f3ec;
  --red:     #b83232;
  --redlt:   #faeaea;
  --amber:   #a85c00;
  --amberlt: #fdf2e3;
  --text:  #1a2130;
  --text2: #4b5669;
  --muted: #8e97ab;
  --font: 'Noto Sans TC', 'Microsoft JhengHei', sans-serif;
  --mono: 'JetBrains Mono', monospace;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.06), 0 1px 4px rgba(28,46,74,.05);
  --shadow:    0 2px 6px rgba(0,0,0,.07), 0 1px 3px rgba(28,46,74,.08);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ── Header ── */
header {
  background: var(--navy);
  height: 56px;
  display: flex;
  align-items: center;
  padding: 0 32px;
  gap: 16px;
  box-shadow: 0 2px 10px rgba(0,0,0,.22);
  position: sticky;
  top: 0;
  z-index: 100;
}
.logo { font-size: 16px; font-weight: 700; color: #fff; letter-spacing: .3px; }
.logo span { font-weight: 300; color: rgba(255,255,255,.55); margin-left: 6px; }
.tagline {
  font-size: 11px;
  color: rgba(255,255,255,.4);
  letter-spacing: .5px;
  padding-left: 16px;
  border-left: 1px solid rgba(255,255,255,.15);
}
.hdr-badge {
  font-size: 11px;
  color: rgba(255,255,255,.5);
  font-family: var(--mono);
  margin-left: auto;
}

/* ── Nav ── */
nav {
  background: #fff;
  border-bottom: 1px solid var(--border);
  display: flex;
  padding: 0 32px;
  box-shadow: var(--shadow-sm);
}
.tab {
  padding: 14px 20px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  color: var(--text2);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color .15s, border-color .15s, background .15s;
  user-select: none;
  white-space: nowrap;
}
.tab:hover { color: var(--blue); background: var(--bluelt); }
.tab.active { color: var(--blue); border-bottom-color: var(--blue); font-weight: 600; background: var(--bluelt); }

/* ── Main ── */
main { max-width: 1280px; margin: 0 auto; padding: 28px 32px; }

/* ── Panel ── */
.panel { display: none; }
.panel.active { display: block; animation: panelIn .2s cubic-bezier(.25,.46,.45,.94); }
@keyframes panelIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }

/* ── Card ── */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px 24px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s;
}
.card:hover { box-shadow: var(--shadow); }

/* Section title */
.ctitle {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--navy);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.ctitle::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ── Grid ── */
.g2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.g3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }

/* ── Buttons ── */
.btn {
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 12.5px;
  cursor: pointer;
  border: 1px solid transparent;
  font-family: var(--font);
  font-weight: 600;
  transition: all .15s;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
  letter-spacing: .1px;
}
.btn:active { opacity: .88; transform: scale(.98); }
.btn:disabled { opacity: .4; cursor: not-allowed; }

.bp { background: var(--blue); color: #fff; border-color: var(--blue); box-shadow: 0 1px 3px rgba(30,86,176,.3); }
.bp:hover:not(:disabled) { background: var(--blue2); border-color: var(--blue2); box-shadow: 0 2px 8px rgba(30,86,176,.4); }

.bg_ { background: #fff; border-color: var(--border2); color: var(--text2); }
.bg_:hover:not(:disabled) { border-color: var(--blue); color: var(--blue); background: var(--bluelt); }

.bgreen { background: var(--green); color: #fff; border-color: var(--green); box-shadow: 0 1px 3px rgba(26,122,71,.2); }
.bgreen:hover:not(:disabled) { filter: brightness(1.07); }

.bred { background: #fff; border-color: var(--border2); color: var(--red); }
.bred:hover:not(:disabled) { background: var(--redlt); border-color: var(--red); }

/* ── Forms ── */
label { font-size: 12px; font-weight: 600; color: var(--text2); display: block; margin-bottom: 5px; letter-spacing: .2px; }
input:not([type=checkbox]):not([type=radio]), select {
  width: 100%;
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 6px;
  padding: 8px 12px;
  color: var(--text);
  font-size: 13px;
  font-family: var(--font);
  transition: border-color .15s, box-shadow .15s;
}
input:not([type=checkbox]):not([type=radio]):focus, select:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(30,86,176,.1);
}
.frow { margin-bottom: 14px; }

/* ── Table ── */
.tbox {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 8px;
  max-height: 320px;
  overflow-y: auto;
  overflow-x: auto;
}
table { width: 100%; border-collapse: collapse; }
th {
  padding: 10px 14px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .6px;
  color: var(--text2);
  background: var(--bg3);
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  position: sticky;
  top: 0;
  text-align: left;
  white-space: nowrap;
}
td { padding: 10px 14px; border-bottom: 1px solid var(--border); font-size: 13px; }
tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--navylt); }
.num { font-family: var(--mono); color: var(--blue); font-weight: 600; text-align: right; font-size: 12.5px; }

/* ── Badges ── */
.badge { display: inline-flex; align-items: center; padding: 2px 8px; border-radius: 4px; font-size: 11px; font-weight: 700; letter-spacing: .3px; }
.bb { background: var(--bluelt);  color: var(--blue);  }
.bg { background: var(--greenlt); color: var(--green); }
.ba { background: var(--amberlt); color: var(--amber); }
.br { background: var(--redlt);   color: var(--red);   }

/* ── Alerts ── */
.alert { border-radius: 6px; padding: 10px 14px; font-size: 13px; display: flex; gap: 9px; margin-bottom: 12px; }
.ai { background: var(--bluelt);  border: 1px solid #c0d4f5; border-left: 3px solid var(--blue);  color: #1a3570; }
.as { background: var(--greenlt); border: 1px solid #b0d9c0; border-left: 3px solid var(--green); color: #144a2e; }
.aw { background: var(--amberlt); border: 1px solid #ecd09a; border-left: 3px solid var(--amber); color: #663800; }
.ae { background: var(--redlt);   border: 1px solid #edb8b8; border-left: 3px solid var(--red);   color: #771a1a; }

/* ── Misc ── */
.log { background: #1a2130; border-radius: 6px; padding: 12px 16px; font-family: var(--mono); font-size: 12px; line-height: 1.9; max-height: 160px; overflow-y: auto; color: #7eb8f7; }
.sep { height: 1px; background: var(--border); margin: 16px 0; }
.muted { color: var(--muted); font-size: 12px; }
.flex { display: flex; gap: 10px; align-items: center; }
.fend { justify-content: flex-end; }
.empty { text-align: center; padding: 40px 20px; color: var(--muted); font-size: 13px; }
.sbtn { font-size: 11px; color: var(--blue); background: none; border: none; cursor: pointer; padding: 0; font-weight: 600; text-decoration: underline; text-underline-offset: 2px; }
.upload { border: 2px dashed var(--border2); border-radius: 8px; padding: 24px; text-align: center; cursor: pointer; background: var(--bg3); transition: .2s; position: relative; }
.upload input { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; height: 100%; }
.upload:hover { border-color: var(--blue); background: var(--bluelt); }
.upload.filled { border-color: var(--green); background: var(--greenlt); }
.upload.filled .ulabel { color: var(--green); font-weight: 600; }

/* ── Modal ── */
@keyframes modalIn { from { opacity: 0; transform: scale(.96) translateY(-8px); } to { opacity: 1; transform: scale(1) translateY(0); } }
.modal-bg { display: none; position: fixed; inset: 0; background: rgba(15,20,35,.52); z-index: 9999; align-items: center; justify-content: center; backdrop-filter: blur(2px); }
.modal-bg.open { display: flex; }
.modal { background: var(--bg2); border-radius: 10px; padding: 28px; width: 460px; max-width: 94vw; box-shadow: 0 20px 60px rgba(0,0,0,.22), 0 4px 16px rgba(0,0,0,.12); animation: modalIn .2s cubic-bezier(.25,.46,.45,.94); border: 1px solid var(--border); }
.modal-hdr { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; padding-bottom: 16px; border-bottom: 1px solid var(--border); }
.modal-title { font-weight: 700; font-size: 15px; color: var(--navy); letter-spacing: .2px; }
.modal-close { background: none; border: none; cursor: pointer; font-size: 20px; color: var(--muted); line-height: 1; padding: 2px 6px; border-radius: 4px; transition: background .15s, color .15s; }
.modal-close:hover { background: var(--bg3); color: var(--text); }

/* ── 換表目錄 ── */
#catalog-grid { overflow-x: auto; }
#catalog-grid table { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 700px; }
#catalog-grid th { background: var(--navy); color: rgba(255,255,255,.9); padding: 9px 10px; font-size: 11px; font-weight: 600; white-space: nowrap; text-align: center; position: sticky; top: 0; z-index: 2; letter-spacing: .5px; }
#catalog-grid th.th-fix { background: var(--navy2); position: sticky; left: 0; z-index: 3; min-width: 36px; }
#catalog-grid td { padding: 3px 4px; border-bottom: 1px solid var(--border); border-right: 1px solid var(--border); vertical-align: middle; background: #fff; }
#catalog-grid td.td-seq { background: var(--bg4); text-align: center; font-size: 12px; color: var(--muted); font-weight: 600; min-width: 36px; position: sticky; left: 0; z-index: 1; border-right: 1px solid var(--border2); }
#catalog-grid td.td-del { text-align: center; width: 36px; padding: 2px; background: #fff; }
#catalog-grid input.ci, #catalog-grid select.ci { width: 100%; border: none; background: transparent; font-family: var(--font); font-size: 12px; color: var(--text); padding: 5px 4px; outline: none; min-width: 60px; }
#catalog-grid input.ci:focus, #catalog-grid select.ci:focus { background: #fdfae8; border-radius: 3px; }
#catalog-grid td.has-val { background: #fdfaf0; }
#catalog-grid td.has-val input.ci { color: var(--blue); font-weight: 600; }
#catalog-grid tr:hover td { background: var(--navylt); }
#catalog-grid tr:hover td.has-val { background: #fdf6da; }
#catalog-grid tr:hover td.td-seq { background: var(--bg4); }

/* ── 施工輸入 grid ── */
#entry-grid { overflow-x: auto; border-radius: 8px; border: 1px solid var(--border); }
#entry-grid table { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 600px; }
#entry-grid th { background: var(--navy); color: #fff; padding: 9px 10px; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .5px; white-space: nowrap; position: sticky; top: 0; z-index: 2; text-align: center; }

/* ── ctrl-bar ── */
@media (min-width: 769px) {
  .ctrl-bar    { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
  .ctrl-month  { display: flex; align-items: center; gap: 8px; }
  .ctrl-workers{ display: flex; align-items: center; gap: 10px; }
  .ctrl-btns   { display: flex; gap: 8px; margin-left: auto; }
  .ctrl-btns .btn { font-size: 12px; padding: 7px 13px; }
  .export-bar  { display: flex; align-items: center; gap: 12px; }
  .export-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }
}

/* ── Mobile ── */
@media (max-width: 768px) {
  header { height: auto; padding: 12px 16px; flex-wrap: wrap; gap: 8px; }
  .logo { font-size: 15px; }
  .tagline { font-size: 10px; border-left: none; padding-left: 0; }
  .hdr-badge { font-size: 10px; margin-left: 0; width: 100%; }
  nav { padding: 0 8px; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  nav::-webkit-scrollbar { display: none; }
  .tab { padding: 12px 13px; font-size: 12px; white-space: nowrap; flex-shrink: 0; }
  main { padding: 14px 12px; }
  .card { padding: 14px 16px; border-radius: 8px; }
  .g2, .g3 { grid-template-columns: 1fr; }
  .ctrl-bar    { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
  .ctrl-month  { grid-column: 1/-1; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
  .ctrl-workers{ grid-column: 1/-1; display: flex; flex-wrap: wrap; gap: 8px; }
  .ctrl-btns   { grid-column: 1/-1; display: flex; gap: 6px; justify-content: flex-end; }
  .ctrl-btns .btn { flex: 1; justify-content: center; font-size: 12px; padding: 8px; }
  .modal { padding: 18px; border-radius: 10px 10px 0 0; position: fixed; bottom: 0; left: 0; right: 0; width: 100%; max-width: 100vw; max-height: 88vh; overflow-y: auto; }
  .modal-bg.open { align-items: flex-end; }
  .add-wtype-grid { grid-template-columns: 1fr 1fr !important; }
  .add-wtype-grid > div:last-child { grid-column: 1/-1; }
  .add-wtype-grid .btn { width: 100%; justify-content: center; }
}

/* ── 列印 ── */
@media print {
  header, nav, .ctrl-bar, .ctrl-btns, #sal-worker-tabs,
  #sal-adj-area, .no-print, button, input[type=file] { display: none !important; }
  main { padding: 0; max-width: 100%; }
  .panel { display: block !important; }
  .card { box-shadow: none; border: 1px solid #ddd; }
  body { background: #fff; font-size: 13px; }
  @page { margin: 16mm; }
}