/* ============================================================
   光年影像 · 后台管理样式（功能型暗色面板）
   ============================================================ */

:root {
  --bg: #0d0d0d;
  --surface: #161616;
  --surface-2: #1e1e1e;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);
  --text: #f0eee9;
  --text-muted: #8a857c;
  --text-dim: #5a564f;
  --gold: #c9a96a;
  --gold-dim: rgba(201, 169, 106, 0.15);
  --danger: #d96a6a;
  --danger-dim: rgba(217, 106, 106, 0.12);
  --ok: #6abf8a;
  --serif: 'Cormorant Garamond', 'Noto Serif SC', serif;
  --sans: 'Inter', 'Noto Sans SC', -apple-system, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { background: var(--bg); color: var(--text); font-family: var(--sans); font-weight: 300; -webkit-font-smoothing: antialiased; min-height: 100vh; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select, textarea { font-family: inherit; font-weight: 300; }

/* —— 登录页 —— */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 2rem; }
.login-card { width: 100%; max-width: 380px; background: var(--surface); border: 1px solid var(--line); padding: 3rem 2.5rem; }
.login-logo { text-align: center; margin-bottom: 2rem; }
.login-logo img { height: 40px; filter: brightness(0) invert(1); opacity: 0.9; margin-bottom: 0.8rem; }
.login-logo .t { font-family: var(--serif); font-size: 1.5rem; letter-spacing: 0.1em; }
.login-logo .s { font-size: 9px; letter-spacing: 0.35em; color: var(--text-muted); margin-top: 0.3rem; text-transform: uppercase; }
.login-card h1 { font-family: var(--serif); font-size: 1.4rem; font-weight: 500; text-align: center; margin-bottom: 0.4rem; }
.login-card .sub { text-align: center; font-size: 12px; color: var(--text-dim); letter-spacing: 0.1em; margin-bottom: 2rem; }

/* —— 表单 —— */
.field { margin-bottom: 1.2rem; }
.field label { display: block; font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 0.5rem; }
.field input, .field select, .field textarea {
  width: 100%; background: var(--bg); border: 1px solid var(--line); color: var(--text);
  padding: 0.8rem 1rem; font-size: 14px; transition: border-color 0.3s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--gold); }
.field textarea { resize: vertical; min-height: 80px; }
.field .hint { font-size: 11px; color: var(--text-dim); margin-top: 0.4rem; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.checkbox { display: flex; align-items: center; gap: 0.6rem; cursor: pointer; }
.checkbox input { width: auto; }
.checkbox span { font-size: 13px; color: var(--text-muted); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase;
  padding: 0.85rem 1.6rem; border: 1px solid var(--line-strong); color: var(--text);
  transition: 0.3s; background: var(--surface);
}
.btn:hover { border-color: var(--gold); color: var(--gold); }
.btn-primary { background: var(--gold); color: #0d0d0d; border-color: var(--gold); font-weight: 500; }
.btn-primary:hover { background: var(--gold); color: #0d0d0d; opacity: 0.9; }
.btn-danger { color: var(--danger); border-color: var(--danger-dim); }
.btn-danger:hover { background: var(--danger-dim); border-color: var(--danger); }
.btn-sm { padding: 0.5rem 0.9rem; font-size: 11px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* —— 顶栏 —— */
.topbar { display: flex; align-items: center; justify-content: space-between; padding: 1rem 2rem; border-bottom: 1px solid var(--line); background: var(--surface); position: sticky; top: 0; z-index: 50; }
.topbar-left { display: flex; align-items: center; gap: 0.9rem; }
.topbar-left img { height: 28px; filter: brightness(0) invert(1); opacity: 0.9; }
.topbar-left .name { font-family: var(--serif); font-size: 1.2rem; letter-spacing: 0.08em; }
.topbar-left .tag { font-size: 9px; letter-spacing: 0.3em; color: var(--gold); text-transform: uppercase; border: 1px solid var(--gold-dim); padding: 0.2rem 0.5rem; }
.topbar-right { display: flex; align-items: center; gap: 1.2rem; }
.topbar-right .user { font-size: 12px; color: var(--text-muted); }
.topbar-right a { font-size: 12px; color: var(--text-dim); }
.topbar-right a:hover { color: var(--gold); }

/* —— 标签切换 —— */
.tabs-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: end;
  border-bottom: 1px solid var(--line);
  padding: 0 2rem;
  background: var(--bg);
}
.tabs { display: flex; gap: 0; }
#typeTabs { border-bottom: none; padding: 0; }
.tab { padding: 1.1rem 1.8rem; font-size: 13px; letter-spacing: 0.15em; color: var(--text-muted); border-bottom: 2px solid transparent; transition: 0.3s; }
.tab:hover { color: var(--text); }
.tab.active { color: var(--gold); border-bottom-color: var(--gold); }
.tab .count { font-size: 11px; color: var(--text-dim); margin-left: 0.4rem; }

/* —— 主内容 —— */
.main { padding: 2rem; max-width: 1400px; margin: 0 auto; }
.toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; flex-wrap: wrap; gap: 1rem; }
.toolbar .info { font-size: 13px; color: var(--text-muted); }
.cat-filter { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.cat-filter button { font-size: 12px; padding: 0.4rem 0.9rem; color: var(--text-muted); border: 1px solid var(--line); transition: 0.3s; }
.cat-filter button:hover { color: var(--text); }
.cat-filter button.active { color: var(--gold); border-color: var(--gold-dim); background: var(--gold-dim); }

/* —— 作品列表 —— */
.works-list { display: flex; flex-direction: column; gap: 0.8rem; }
.work-row { display: grid; grid-template-columns: 100px 1fr auto; gap: 1.2rem; align-items: center; padding: 1rem; background: var(--surface); border: 1px solid var(--line); transition: border-color 0.3s; }
.work-row:hover { border-color: var(--gold-dim); }
.work-thumb { width: 100px; height: 60px; background: #000; display: flex; align-items: center; justify-content: center; overflow: hidden; border: 1px solid var(--line); }
.work-thumb img, .work-thumb video { width: 100%; height: 100%; object-fit: cover; }
.work-thumb .ph { color: var(--text-dim); font-size: 10px; }
.work-info .wt { font-family: var(--serif); font-size: 1.1rem; color: var(--text); }
.work-info .wm { font-size: 12px; color: var(--text-muted); margin-top: 0.2rem; display: flex; gap: 0.8rem; align-items: center; }
.work-info .pill { font-size: 10px; letter-spacing: 0.1em; color: var(--gold); border: 1px solid var(--gold-dim); padding: 0.15rem 0.5rem; }
.work-info .pill.photo { color: var(--text-muted); border-color: var(--line); }
.work-info .feat { color: var(--gold); font-size: 11px; }
.work-actions { display: flex; gap: 0.5rem; }

/* —— 模态框 —— */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.7); backdrop-filter: blur(6px); z-index: 100; display: none; align-items: flex-start; justify-content: center; padding: 3rem 1.5rem; overflow-y: auto; }
.modal-overlay.open { display: flex; }
.modal { width: 100%; max-width: 640px; background: var(--surface); border: 1px solid var(--line-strong); padding: 2.5rem; }
.modal-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.8rem; padding-bottom: 1.2rem; border-bottom: 1px solid var(--line); }
.modal-head h2 { font-family: var(--serif); font-size: 1.5rem; font-weight: 500; }
.modal-close { font-size: 13px; color: var(--text-muted); }
.modal-close:hover { color: var(--gold); }

/* —— 上传组件 —— */
.upload-box { border: 1px dashed var(--line-strong); padding: 1.2rem; text-align: center; transition: 0.3s; cursor: pointer; }
.upload-box:hover { border-color: var(--gold); background: var(--surface-2); }
.upload-box .ul-label { font-size: 12px; color: var(--text-muted); letter-spacing: 0.1em; }
.upload-box .ul-hint { font-size: 11px; color: var(--text-dim); margin-top: 0.4rem; }
.upload-progress { height: 3px; background: var(--line); margin-top: 0.8rem; display: none; }
.upload-progress.show { display: block; }
.upload-progress .bar { height: 100%; background: var(--gold); width: 0; transition: width 0.2s; }
.url-input-group { display: flex; gap: 0.5rem; }
.url-input-group input { flex: 1; }
.preview-line { font-size: 11px; color: var(--ok); margin-top: 0.4rem; word-break: break-all; }

/* —— 提示 —— */
.toast { position: fixed; bottom: 2rem; left: 50%; transform: translateX(-50%) translateY(120%); background: var(--surface-2); border: 1px solid var(--line-strong); padding: 1rem 1.6rem; font-size: 13px; z-index: 200; transition: transform 0.4s; }
.toast.show { transform: translateX(-50%) translateY(0); }
.toast.ok { border-color: var(--ok); color: var(--ok); }
.toast.err { border-color: var(--danger); color: var(--danger); }

.empty { text-align: center; padding: 4rem 2rem; color: var(--text-dim); }
.empty .serif { font-family: var(--serif); font-size: 1.4rem; color: var(--text-muted); margin-bottom: 0.5rem; }

.loading { text-align: center; padding: 3rem; color: var(--text-dim); font-size: 12px; letter-spacing: 0.2em; }

@media (max-width: 700px) {
  .login-wrap { padding: 1rem; }
  .login-card { padding: 2rem 1.4rem; }
  .work-row { grid-template-columns: 80px 1fr; }
  .work-actions { grid-column: 1 / -1; justify-content: flex-end; gap: 0.4rem; }
  .work-actions .btn { padding: 0.4rem 0.75rem; font-size: 11px; }
  .field-row { grid-template-columns: 1fr; gap: 0.8rem; }
  .main { padding: 1rem; }
  .topbar { padding: 0.7rem 1rem; }
  .topbar-left { gap: 0.5rem; }
  .topbar-left img { height: 24px; }
  .topbar-left .name { font-size: 1rem; }
  .topbar-left .tag { display: none; }
  .topbar-right { gap: 0.7rem; }
  .topbar-right .user { display: none; }
  .topbar-right a { font-size: 11px; }
  .tabs {
    padding: 0 0.4rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .tabs::-webkit-scrollbar { display: none; }
  .tabs .tab {
    padding: 0.9rem 1rem;
    font-size: 12px;
    white-space: nowrap;
    min-width: auto;
    flex-shrink: 0;
  }
  .page-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  .page-head .left h1 { font-size: 1.5rem; }
  .modal-overlay { padding: 1.5rem 0.7rem; }
  .modal { padding: 1.4rem; }
  .modal-head h2 { font-size: 1.2rem; }
  .modal .btn { width: 100%; }
  .cat-group-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.8rem;
  }
  .cat-row {
    grid-template-columns: 1fr;
    gap: 0.6rem;
    align-items: flex-start;
  }
  .cat-row .cat-actions { justify-content: flex-end; }
  .upload-drop { padding: 2rem 1rem; min-height: 120px; }
  .toast {
    left: 0.75rem;
    right: 0.75rem;
    transform: translateX(0);
    width: calc(100% - 1.5rem);
  }
}
@media (max-width: 380px) {
  .tabs .tab { padding: 0.8rem 0.75rem; font-size: 11px; }
  .topbar-left img { height: 22px; }
  .topbar-left .name { font-size: 0.9rem; }
  .page-head .left h1 { font-size: 1.3rem; }
  .work-row { grid-template-columns: 60px 1fr; gap: 0.8rem; }
  .work-meta .title { font-size: 0.95rem; }
  .work-meta .sub { font-size: 10px; }
}