:root {
  --blue: #0E7EE2; --blue-400: #3FA0F4; --blue-100: #E5F2FC;
  --orange: #FF9E3E; --orange-100: #FFEDD9;
  --green: #7FD221; --green-100: #E5F8CC;
  --text: #414141; --muted: #8a8a8a; --border: #E5E5E5; --surface: #fff; --surface-alt: #F5F5F5;
  --danger: #D64545;
  --radius: 10px;
  --shadow: 0 4px 12px rgba(65,65,65,.12);
  --font: 'Poppins', 'Noto Sans TC', '微軟正黑體', sans-serif;
  --checker: repeating-conic-gradient(#f0f0f0 0 25%, #fff 0 50%) 0 0 / 14px 14px;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { font-family: var(--font); color: var(--text); background: var(--surface-alt); font-size: 14px; }
[hidden] { display: none !important; }
h1, h2, h3, h4 { margin: 0; }
code { background: var(--surface-alt); padding: 1px 5px; border-radius: 4px; font-size: 12px; }
input[type=text], input[type=search], input[type=password], input:not([type]), select, textarea {
  font: inherit; color: inherit; border: 1px solid var(--border); border-radius: 8px; padding: 7px 10px; background: #fff; width: 100%;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--blue-100); border-color: var(--blue); }
.muted { color: var(--muted); }
.tiny { font-size: 12px; }
.err { color: var(--danger); min-height: 1.2em; }

.btn { font: inherit; display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 8px 14px; border-radius: 8px;
  border: 1px solid var(--border); background: #fff; color: var(--text); cursor: pointer; text-decoration: none; white-space: nowrap; }
.btn:hover { border-color: var(--blue); color: var(--blue); }
.btn-primary { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-400); color: #fff; }
.btn-danger { color: var(--danger); }
.btn-danger:hover { border-color: var(--danger); color: var(--danger); }
.btn-ghost { border-color: transparent; background: transparent; }
.btn-sm { padding: 5px 10px; font-size: 13px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: .5; cursor: default; }
.linkbtn { border: 0; background: none; color: var(--blue); cursor: pointer; font: inherit; font-size: 12px; padding: 0 2px; }

/* 登入 */
.login { min-height: 100%; display: grid; place-items: center; padding: 16px;
  background: linear-gradient(135deg, var(--blue-100), #fff 55%, var(--orange-100)); }
.login-card { background: #fff; padding: 36px; border-radius: 16px; box-shadow: var(--shadow); width: min(400px, 100%); text-align: center; display: grid; gap: 14px; }
.login-logo { height: 64px; margin: 0 auto; }
.login-card h1 { font-size: 24px; }
.pw-form { display: flex; gap: 8px; }

/* 頂欄 */
.topbar { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 24px; padding: 0 20px; height: 56px; background: #fff; border-bottom: 1px solid var(--border); }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 16px; }
.brand img { height: 34px; }
.tabs { display: flex; gap: 4px; flex: 1; overflow-x: auto; }
.tabs button { font: inherit; border: 0; background: none; padding: 17px 12px 15px; cursor: pointer; color: var(--muted); border-bottom: 3px solid transparent; white-space: nowrap; }
.tabs button.active { color: var(--blue); border-bottom-color: var(--blue); font-weight: 600; }
.user { display: flex; align-items: center; gap: 8px; font-size: 13px; }

.tab-page { min-height: calc(100vh - 56px); }
.page-pad { padding: 24px; max-width: 1200px; margin: 0 auto; }
.page-head { margin-bottom: 16px; display: grid; gap: 6px; }
.page-head h2 { font-size: 22px; }

/* 總覽 */
.browse { display: grid; grid-template-columns: 260px 1fr; }
.filters { background: #fff; border-right: 1px solid var(--border); padding: 16px; position: sticky; top: 56px; height: calc(100vh - 56px); overflow-y: auto; display: grid; gap: 18px; align-content: start; }
.fgroup { display: grid; gap: 8px; }
.fgroup h4 { font-size: 12px; color: var(--muted); font-weight: 500; letter-spacing: .04em; }
.fgroup.two { grid-template-columns: 1fr 1fr; gap: 10px; }
.fgroup.two label { display: grid; gap: 4px; font-size: 12px; color: var(--muted); }
.seg { display: flex; flex-wrap: wrap; background: var(--surface-alt); border-radius: 8px; padding: 3px; gap: 2px; }
.seg button { flex: 1; font: inherit; font-size: 13px; border: 0; background: none; padding: 5px 8px; border-radius: 6px; cursor: pointer; color: var(--text); white-space: nowrap; }
.seg button.on { background: #fff; box-shadow: 0 1px 3px rgba(0,0,0,.1); color: var(--blue); font-weight: 600; }
.chips { display: flex; flex-wrap: wrap; gap: 5px; }
.chips button { font: inherit; font-size: 12px; min-width: 34px; border: 1px solid var(--border); background: #fff; border-radius: 999px; padding: 3px 8px; cursor: pointer; }
.chips button.on { background: var(--blue); border-color: var(--blue); color: #fff; }
.catlist { display: grid; gap: 1px; }
.catlist button { font: inherit; font-size: 13px; text-align: left; border: 0; background: none; padding: 5px 8px; border-radius: 6px; cursor: pointer; display: flex; justify-content: space-between; gap: 6px; color: var(--text); }
.catlist button:hover { background: var(--surface-alt); }
.catlist button.on { background: var(--blue-100); color: var(--blue); font-weight: 600; }
.catlist .n { color: var(--muted); font-size: 12px; }
.catlist .dom { font-size: 11px; color: var(--muted); padding: 8px 8px 2px; }
.check { display: flex; align-items: center; gap: 6px; font-size: 13px; cursor: pointer; }

.results { padding: 16px 20px 40px; min-width: 0; }
.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.toolbar strong { font-size: 20px; }
.toolbar-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 12px; }
.card { background: #fff; border-radius: var(--radius); border: 1px solid var(--border); cursor: pointer; overflow: hidden; display: flex; flex-direction: column; transition: box-shadow .15s, border-color .15s; }
.card:hover { box-shadow: var(--shadow); border-color: var(--blue-400); }
.card .pv { height: 110px; display: flex; align-items: center; justify-content: center; overflow: hidden; padding: 14px; background: #fff; border-bottom: 1px solid var(--border); }
.card .pv img { max-width: 100%; max-height: 100%; object-fit: contain; }
.card .pv.empty { background: var(--surface-alt); color: var(--muted); font-size: 12px; }
.card .meta { padding: 10px 12px; display: grid; gap: 4px; }
.card .name { font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.card .sub { font-size: 12px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tags { display: flex; gap: 4px; flex-wrap: wrap; }
.tag { font-size: 11px; padding: 1px 6px; border-radius: 4px; background: var(--surface-alt); color: var(--text); font-weight: 500; text-transform: uppercase; }
.tag.cohort { background: var(--blue-100); color: var(--blue); text-transform: none; }
.tag.life { background: var(--orange-100); color: #c26a12; }
.tag.warn { background: #fdecec; color: var(--danger); text-transform: none; }
.tag.dark { background: #333; color: #fff; }
.tag.cmyk { background: #fff0f6; color: #b0306a; }
.tag.wall { background: var(--green-100); color: #3f7a0f; text-transform: none; }
.empty-state { padding: 60px 20px; text-align: center; color: var(--muted); grid-column: 1 / -1; }

/* 抽屜 */
.drawer-mask { position: fixed; inset: 0; background: rgba(0,0,0,.25); z-index: 40; }
.drawer { position: fixed; top: 0; right: 0; bottom: 0; width: min(760px, 100%); background: #fff; z-index: 41; overflow-y: auto; box-shadow: -8px 0 30px rgba(0,0,0,.12); }
.dr-head { position: sticky; top: 0; background: #fff; z-index: 2; padding: 18px 24px 14px; border-bottom: 1px solid var(--border); display: flex; gap: 14px; align-items: flex-start; }
.dr-head h2 { font-size: 20px; }
.dr-head .x { margin-left: auto; font-size: 20px; }
.dr-body { padding: 18px 24px 40px; display: grid; gap: 22px; }
.dr-sec h3 { font-size: 14px; margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
.kv { display: grid; grid-template-columns: 90px 1fr; gap: 6px 12px; font-size: 13px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; }
.form-row label { display: grid; gap: 4px; font-size: 12px; color: var(--muted); }

.dropzone { display: grid; place-items: center; gap: 4px; text-align: center; border: 2px dashed var(--border); border-radius: var(--radius); padding: 22px; cursor: pointer; background: var(--surface-alt); transition: .15s; }
.dropzone:hover, .dropzone.over { border-color: var(--blue); background: var(--blue-100); }
.dropzone.big { padding: 48px; margin-bottom: 20px; }
.pending { display: grid; gap: 8px; margin-top: 10px; }
.pending-row { display: grid; grid-template-columns: 1fr 110px 110px 110px auto; gap: 8px; align-items: center; font-size: 13px; }
.pending-row .fn { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.files { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; }
.fcard { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; }
.fcard .pv { height: 120px; display: flex; align-items: center; justify-content: center; overflow: hidden; padding: 14px; background: var(--checker); }
.fcard .pv.on-dark { background: #2b2b2b; }
.fcard .pv img { max-width: 100%; max-height: 100%; object-fit: contain; }
.fcard .pv .noprev { font-size: 26px; font-weight: 700; color: var(--muted); text-transform: uppercase; }
.fcard .info { padding: 8px 10px; display: grid; gap: 5px; font-size: 12px; }
.fcard .fn { font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.fcard .acts { display: flex; gap: 4px; flex-wrap: wrap; padding: 0 10px 10px; }
.fcard.old { opacity: .75; }
.fcard.archived .pv { filter: grayscale(1); opacity: .5; }
.fcard .edit { display: grid; gap: 6px; padding: 0 10px 10px; }
.fcard .edit select { padding: 4px 6px; font-size: 12px; }
details summary { cursor: pointer; color: var(--muted); font-size: 13px; }
.acts-log { font-size: 12px; color: var(--muted); display: grid; gap: 4px; }

/* 批次 */
.btable { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--radius); overflow: hidden; font-size: 13px; }
.btable th, .btable td { padding: 8px 10px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: middle; }
.btable th { background: var(--surface-alt); font-weight: 500; color: var(--muted); font-size: 12px; }
.btable td.thumb { width: 70px; }
.btable td.thumb img { width: 60px; height: 36px; object-fit: contain; }
.btable select, .btable input { padding: 4px 6px; font-size: 12px; }
.btable .st-ok { color: #3f7a0f; } .btable .st-err { color: var(--danger); } .btable .st-warn { color: #c26a12; }
.batch-actions { display: flex; justify-content: space-between; align-items: center; margin: 12px 0; gap: 12px; flex-wrap: wrap; }

/* LOGO 牆 */
.wall { display: grid; grid-template-columns: 300px 1fr; }
.wall-ctrl { background: #fff; border-right: 1px solid var(--border); padding: 16px; display: grid; gap: 18px; align-content: start; position: sticky; top: 56px; height: calc(100vh - 56px); overflow-y: auto; }
.wall-stage { padding: 16px 20px 40px; min-width: 0; }
.canvas-wrap { background: #e9e9e9; border-radius: var(--radius); padding: 16px; display: grid; place-items: center; overflow: auto; }
.canvas-wrap canvas { max-width: 100%; height: auto; box-shadow: var(--shadow); background: #fff; }
.wgroups { display: grid; gap: 4px; }
.wg { display: grid; grid-template-columns: auto 1fr auto auto auto; gap: 4px; align-items: center; font-size: 12px; }
.wg input[type=text] { padding: 3px 6px; font-size: 12px; }
.wg .n { color: var(--muted); min-width: 22px; text-align: right; }
.wg.off input[type=text] { color: var(--muted); text-decoration: line-through; }
.wg button { border: 1px solid var(--border); background: #fff; border-radius: 4px; cursor: pointer; padding: 1px 5px; font-size: 11px; }
.missing { margin-top: 14px; font-size: 13px; }
.missing button { font: inherit; font-size: 12px; border: 1px solid var(--border); background: #fff; border-radius: 999px; padding: 2px 9px; margin: 2px; cursor: pointer; }
.missing button:hover { border-color: var(--blue); color: var(--blue); }

.loglist { background: #fff; border-radius: var(--radius); border: 1px solid var(--border); }
.logrow { display: grid; grid-template-columns: 150px 160px 130px 1fr; gap: 10px; padding: 9px 14px; border-bottom: 1px solid var(--border); font-size: 13px; }
.logrow:last-child { border-bottom: 0; }

.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); background: #333; color: #fff; padding: 10px 18px; border-radius: 8px; z-index: 60; font-size: 13px; box-shadow: var(--shadow); }

@media (max-width: 900px) {
  .browse, .wall { grid-template-columns: 1fr; }
  .filters, .wall-ctrl { position: static; height: auto; border-right: 0; border-bottom: 1px solid var(--border); }
  .catlist, .wgroups { max-height: 200px; overflow-y: auto; }
  .topbar { gap: 10px; padding: 0 12px; }
  .brand span { display: none; }
  .user #userName { display: none; }
  .pending-row { grid-template-columns: 1fr 1fr; }
  .logrow { grid-template-columns: 1fr; gap: 2px; }
  .results, .wall-stage { padding: 12px 16px 40px; }
}
.fcard .note { background: var(--orange-100); color: #8a4a0a; border-radius: 4px; padding: 3px 6px; }