/* ==========================================================
   剧照社 · 后台样式
   ========================================================== */

:root {
  --a-bg: #f2f5f9;
  --a-panel: #ffffff;
  --a-ink: #16202c;
  --a-ink-2: #46536a;
  --a-muted: #7d8899;
  --a-line: #e6ebf2;
  --a-brand: #2563eb;
  --a-brand-dark: #1d4ed8;
  --a-danger: #dc2626;
  --a-side: #0f172a;
  --a-side-2: #141f36;
  --a-radius: 14px;
}

* { box-sizing: border-box; }
body { margin: 0; }
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }

.admin-body {
  background: var(--a-bg);
  color: var(--a-ink);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.admin-shell { display: flex; min-height: 100vh; }

/* ---------------- 侧边栏 ---------------- */

.admin-sidebar {
  flex: 0 0 236px;
  width: 236px;
  background: linear-gradient(180deg, var(--a-side) 0%, var(--a-side-2) 100%);
  color: #cbd5e1;
  padding: 22px 16px;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
}

.admin-brand { display: flex; align-items: center; gap: 10px; padding: 4px 6px 22px; color: #fff; }
.admin-brand-mark {
  width: 36px; height: 36px;
  border-radius: 10px;
  display: grid; place-items: center;
  font-weight: 700; font-size: 18px;
  background: linear-gradient(135deg, #3b82f6, #8b5cf6);
  box-shadow: 0 8px 18px rgba(59, 130, 246, .32);
  flex-shrink: 0;
}
.admin-brand strong { display: block; font-size: 15.5px; letter-spacing: .5px; }
.admin-brand em { display: block; font-style: normal; font-size: 11.5px; color: #94a3b8; margin-top: 2px; }

.admin-nav { display: flex; flex-direction: column; gap: 3px; }
.admin-nav-link {
  display: flex; align-items: center; gap: 10px;
  height: 40px; padding: 0 12px;
  border-radius: 9px;
  color: #aebcd0; font-size: 13.8px;
  transition: background .16s ease, color .16s ease;
}
.admin-nav-link:hover { background: rgba(255, 255, 255, .07); color: #fff; }
.admin-nav-link.active { background: rgba(59, 130, 246, .18); color: #fff; font-weight: 500; box-shadow: inset 0 0 0 1px rgba(96, 165, 250, .22); }
.admin-nav-link .ico { width: 18px; text-align: center; font-size: 14px; opacity: .9; }
.admin-nav-divider {
  margin: 18px 12px 6px;
  font-size: 11px;
  letter-spacing: 1.5px;
  color: #5c6b82;
  text-transform: uppercase;
}

.admin-user {
  margin-top: auto;
  display: flex; align-items: center; gap: 10px;
  padding: 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .06);
}
.admin-user-avatar {
  width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(96, 165, 250, .2);
  color: #dbeafe; font-weight: 600; font-size: 14px;
  flex-shrink: 0;
}
.admin-user-meta { min-width: 0; }
.admin-user-meta strong { display: block; color: #e2e8f0; font-size: 13.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.admin-user-meta a { font-size: 12px; color: #8fa1b8; }
.admin-user-meta a:hover { color: #fff; text-decoration: underline; }

/* ---------------- 主区域 ---------------- */

.admin-main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.admin-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 66px;
  padding: 0 30px;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--a-line);
  position: sticky;
  top: 0;
  z-index: 40;
}
.admin-topbar h1 { margin: 0; font-size: 18px; font-weight: 700; letter-spacing: .3px; }
.admin-topbar-actions { display: flex; align-items: center; gap: 8px; }

.admin-content { padding: 26px 30px 56px; max-width: 1500px; width: 100%; }

/* ---------------- 按钮 ---------------- */

.btn-admin-primary,
.btn-admin-ghost,
.btn-admin-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 38px;
  padding: 0 16px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-size: 13.5px;
  cursor: pointer;
  white-space: nowrap;
  transition: background .16s ease, border-color .16s ease, color .16s ease;
}
.btn-admin-primary { background: var(--a-brand); color: #fff; }
.btn-admin-primary:hover { background: var(--a-brand-dark); }
.btn-admin-ghost { background: #fff; border-color: var(--a-line); color: var(--a-ink-2); }
.btn-admin-ghost:hover { border-color: #c3d4f2; color: var(--a-brand); }
.btn-admin-danger { background: #fff; border-color: #f3c8c8; color: var(--a-danger); }
.btn-admin-danger:hover { background: #fef2f2; border-color: #efb2b2; }
.btn-sm { height: 30px; padding: 0 10px; font-size: 12.5px; border-radius: 6px; }
.btn-block { width: 100%; }
.btn-admin-primary:disabled,
.btn-admin-ghost:disabled { opacity: .45; cursor: not-allowed; }

/* ---------------- 统计卡片 ---------------- */

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 22px;
}
.stat-card {
  background: #fff;
  border: 1px solid var(--a-line);
  border-radius: var(--a-radius);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  position: relative;
  overflow: hidden;
}
.stat-card::after {
  content: "";
  position: absolute;
  right: -30px; top: -30px;
  width: 92px; height: 92px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(37, 99, 235, .1), rgba(124, 58, 237, .04));
}
.stat-label { font-size: 12.5px; color: var(--a-muted); }
.stat-card strong { font-size: 28px; line-height: 1.25; letter-spacing: -.5px; }
.stat-note { font-size: 11.5px; color: #9aa5b4; }

/* ---------------- 面板 ---------------- */

.panel {
  background: var(--a-panel);
  border: 1px solid var(--a-line);
  border-radius: var(--a-radius);
  margin-bottom: 20px;
  overflow: hidden;
}
.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 16px 22px;
  border-bottom: 1px solid var(--a-line);
}
.panel-head h2 { margin: 0; font-size: 15.5px; font-weight: 700; }
.panel-head p { margin: 3px 0 0; font-size: 12.5px; color: var(--a-muted); }
.panel-body { padding: 20px 22px; }
.panel-body.form-grid { padding-top: 18px; }

.admin-search { display: flex; align-items: center; gap: 8px; }
.admin-search input {
  height: 36px;
  width: 230px;
  padding: 0 12px;
  border-radius: 8px;
  border: 1px solid var(--a-line);
  background: #f8fafc;
  font-size: 13px;
  outline: none;
  transition: border-color .16s ease, box-shadow .16s ease;
}
.admin-search input:focus { border-color: #a9c3f5; background: #fff; box-shadow: 0 0 0 4px rgba(37, 99, 235, .08); }

/* ---------------- 表格 ---------------- */

.table-wrap { overflow-x: auto; }
.admin-table { width: 100%; border-collapse: collapse; min-width: 900px; }
.admin-table th {
  text-align: left;
  font-size: 12px;
  font-weight: 500;
  color: var(--a-muted);
  background: #f8fafc;
  padding: 10px 14px;
  border-bottom: 1px solid var(--a-line);
  white-space: nowrap;
}
.admin-table td {
  padding: 12px 14px;
  border-bottom: 1px solid #f0f3f8;
  font-size: 13.2px;
  vertical-align: middle;
}
.admin-table tbody tr:last-child td { border-bottom: 0; }
.admin-table tbody tr:hover { background: #fafcff; }
.col-actions { text-align: right; }

.cell-series { display: flex; align-items: center; gap: 11px; min-width: 220px; }
.cell-series img {
  width: 42px; height: 58px;
  object-fit: cover;
  border-radius: 5px;
  background: #e2e8f0;
  flex-shrink: 0;
}
.cell-title { font-weight: 600; color: var(--a-ink); font-size: 13.6px; display: block; }
.cell-title:hover { color: var(--a-brand); }
.cell-sub { display: block; font-size: 11.8px; color: var(--a-muted); margin-top: 2px; }
.cell-strong { font-weight: 600; margin-right: 6px; }
.admin-table td.cell-sub { display: table-cell; }
.cell-series .cell-sub { display: block; }

.pill {
  display: inline-flex;
  align-items: center;
  height: 22px;
  padding: 0 8px;
  border-radius: 999px;
  background: #eef4ff;
  color: var(--a-brand);
  font-size: 11.5px;
}

.row-actions { display: flex; align-items: center; justify-content: flex-end; gap: 6px; }
.row-actions form { margin: 0; }

/* ---------------- 空状态 / 分页 ---------------- */

.admin-empty { padding: 58px 24px; text-align: center; }
.admin-empty.compact { padding: 34px 20px; }
.admin-empty span { font-size: 34px; }
.admin-empty h3 { margin: 8px 0 4px; font-size: 16px; }
.admin-empty p { margin: 0 0 18px; color: var(--a-muted); font-size: 13px; }
.admin-empty.compact p { margin-bottom: 0; }

.admin-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 16px;
  border-top: 1px solid var(--a-line);
  font-size: 13px;
  color: var(--a-muted);
}
.admin-pagination a {
  height: 32px;
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--a-line);
  border-radius: 7px;
  color: var(--a-ink-2);
  background: #fff;
}
.admin-pagination a:hover { border-color: #c3d4f2; color: var(--a-brand); }

/* ---------------- Flash ---------------- */

.flash {
  border-radius: 10px;
  padding: 11px 16px;
  font-size: 13.2px;
  margin-bottom: 18px;
  border: 1px solid transparent;
}
.flash-success { background: #ecfdf5; border-color: #a7f3d0; color: #047857; }
.flash-error { background: #fef2f2; border-color: #fecaca; color: #b91c1c; }

/* ---------------- 表单 ---------------- */

.series-form { margin: 0; }
.form-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 20px;
  align-items: start;
}
.form-layout.narrow { grid-template-columns: minmax(0, 760px); }
.form-main { min-width: 0; }
.form-side { position: sticky; top: 88px; }

.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 18px; }
.form-grid .span-2 { grid-column: span 2; }

.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.field > span { font-size: 12.8px; color: var(--a-ink-2); font-weight: 500; }
.field > span b { color: var(--a-danger); font-weight: 500; }
.field input[type="text"],
.field input[type="number"],
.field input[type="password"],
.field input[type="search"],
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--a-line);
  border-radius: 8px;
  background: #fbfcfe;
  padding: 9px 12px;
  font-size: 13.5px;
  color: var(--a-ink);
  font-family: inherit;
  outline: none;
  transition: border-color .16s ease, box-shadow .16s ease, background .16s ease;
}
.field input[type="text"]:focus,
.field input[type="number"]:focus,
.field input[type="password"]:focus,
.field select:focus,
.field textarea:focus {
  border-color: #a9c3f5;
  background: #fff;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, .08);
}
.field textarea { resize: vertical; line-height: 1.7; }
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, #8b97a8 50%), linear-gradient(135deg, #8b97a8 50%, transparent 50%); background-position: calc(100% - 16px) 17px, calc(100% - 11px) 17px; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; padding-right: 32px; }
.field-tip { color: #9aa5b4; font-size: 11.5px; }
.field.inline { flex: 1; }

.checkbox { display: inline-flex; align-items: center; gap: 7px; font-size: 13px; color: var(--a-ink-2); margin-top: 14px; cursor: pointer; }
.checkbox input { accent-color: var(--a-brand); }

.form-actions { display: flex; flex-direction: column; gap: 9px; margin-bottom: 20px; }

.poster-uploader { text-align: center; }
.poster-preview {
  width: 100%;
  aspect-ratio: 2 / 3;
  object-fit: cover;
  border-radius: 10px;
  background: #eff3f9;
  border: 1px solid var(--a-line);
  margin-bottom: 12px;
}
.upload-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 34px;
  padding: 0 16px;
  border-radius: 8px;
  background: #eef4ff;
  color: var(--a-brand);
  font-size: 13px;
  cursor: pointer;
  border: 1px dashed #bfd3f7;
  width: 100%;
}
.upload-btn:hover { background: #e3edff; }
.upload-btn input { display: none; }
.upload-hint { margin: 8px 0 0; font-size: 11.5px; color: #9aa5b4; }

.detail-list { margin: 0; display: grid; gap: 12px; }
.detail-list > div { display: flex; gap: 18px; font-size: 13.5px; }
.detail-list dt { flex: 0 0 84px; color: var(--a-muted); margin: 0; }
.detail-list dd { margin: 0; color: var(--a-ink); }

/* ---------------- 上传区 ---------------- */

.photo-upload-form { margin-bottom: 22px; }
.dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 28px 20px;
  border: 1.5px dashed #cfdcef;
  border-radius: 12px;
  background: #f8fbff;
  text-align: center;
  cursor: pointer;
  transition: border-color .16s ease, background .16s ease;
}
.dropzone:hover, .dropzone.dragover { border-color: #8fb4f4; background: #f2f7ff; }
.dropzone input[type="file"] { display: none; }
.dropzone-icon { font-size: 24px; color: #7ea6ec; line-height: 1; }
.dropzone strong { font-size: 13.8px; font-weight: 600; color: var(--a-ink-2); }
.dropzone em { font-style: normal; font-size: 12px; color: #93a0b3; }
.file-count { font-size: 12.5px; color: var(--a-brand); font-weight: 500; min-height: 18px; }

.upload-bar { display: flex; align-items: flex-end; gap: 14px; margin-top: 14px; flex-wrap: wrap; }
.upload-bar .field { max-width: 380px; }
.upload-bar .btn-admin-primary { height: 38px; }

/* ---------------- 剧照卡片 ---------------- */

.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(188px, 1fr));
  gap: 16px;
}
.photo-card {
  border: 1px solid var(--a-line);
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
  display: flex;
  flex-direction: column;
}
.photo-thumb { display: block; background: #eef2f7; aspect-ratio: 4 / 3; overflow: hidden; }
.photo-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.photo-thumb:hover img { transform: scale(1.04); }

.photo-title-form { display: flex; gap: 6px; padding: 8px 8px 0; }
.photo-title-form input {
  flex: 1;
  min-width: 0;
  height: 30px;
  border: 1px solid var(--a-line);
  border-radius: 6px;
  padding: 0 8px;
  font-size: 12px;
  outline: none;
  color: var(--a-ink);
  background: #fbfcfe;
}
.photo-title-form input:focus { border-color: #a9c3f5; background: #fff; }
.photo-title-form form { margin: 0; }

.photo-actions { display: flex; flex-wrap: wrap; gap: 5px; padding: 8px; }
.photo-actions form { margin: 0; }

/* ---------------- 危险操作 ---------------- */

.danger-panel { border-color: #f6d6d6; }
.danger-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.danger-row h2 { margin: 0 0 3px; font-size: 14.5px; color: #b91c1c; }
.danger-row p { margin: 0; font-size: 12.8px; color: var(--a-muted); }
.danger-row form { margin: 0; }

/* ---------------- 登录 / 注册 ---------------- */

.auth-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 28px 18px;
  background:
    radial-gradient(1000px 600px at 12% -10%, rgba(37, 99, 235, .22), transparent 60%),
    radial-gradient(900px 500px at 110% 110%, rgba(124, 58, 237, .18), transparent 60%),
    #0b1220;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--a-ink);
  font-size: 14px;
  line-height: 1.6;
}
.auth-card {
  width: 100%;
  max-width: 408px;
  background: #fff;
  border-radius: 18px;
  padding: 30px 30px 24px;
  box-shadow: 0 30px 70px rgba(2, 6, 23, .45);
}
.auth-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 24px; }
.auth-brand strong { display: block; font-size: 15.5px; }
.auth-brand em { display: block; font-style: normal; font-size: 11.5px; color: var(--a-muted); }
.auth-card h1 { margin: 0 0 4px; font-size: 22px; font-weight: 700; letter-spacing: .3px; }
.auth-sub { margin: 0 0 20px; font-size: 13px; color: var(--a-muted); }
.auth-form { display: flex; flex-direction: column; gap: 14px; }
.auth-form .btn-admin-primary { height: 42px; margin-top: 4px; font-size: 14px; }
.auth-foot { margin-top: 18px; text-align: center; font-size: 13px; color: var(--a-muted); }
.auth-foot a { color: var(--a-brand); font-weight: 500; }
.auth-foot a:hover { text-decoration: underline; }
.auth-body .flash { margin-bottom: 16px; }

/* ---------------- 响应式 ---------------- */

@media (max-width: 1180px) {
  .stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form-layout { grid-template-columns: minmax(0, 1fr) 280px; }
}

@media (max-width: 960px) {
  .admin-shell { flex-direction: column; }
  .admin-sidebar {
    position: static;
    width: 100%;
    height: auto;
    flex: none;
    flex-direction: row;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    overflow-x: auto;
  }
  .admin-brand { padding: 0; flex-shrink: 0; }
  .admin-brand em { display: none; }
  .admin-nav { flex-direction: row; flex: 1; }
  .admin-nav-divider { display: none; }
  .admin-nav-link { white-space: nowrap; height: 36px; }
  .admin-user { margin: 0 0 0 auto; padding: 6px 10px; flex-shrink: 0; }
  .admin-user-meta strong { display: none; }
  .admin-topbar { padding: 0 18px; min-height: 58px; }
  .admin-content { padding: 18px 18px 44px; }
  .form-layout { grid-template-columns: minmax(0, 1fr); }
  .form-side { position: static; }
  .form-side .poster-preview { max-width: 240px; margin: 0 auto 12px; }
  .form-actions { flex-direction: row; }
}

@media (max-width: 640px) {
  .stat-grid { gap: 10px; }
  .stat-card { padding: 14px; }
  .stat-card strong { font-size: 22px; }
  .panel-head { padding: 14px 16px; }
  .panel-body { padding: 16px; }
  .admin-search { width: 100%; }
  .admin-search input { flex: 1; width: auto; }
  .form-grid { grid-template-columns: minmax(0, 1fr); }
  .form-grid .span-2 { grid-column: auto; }
  .admin-topbar h1 { font-size: 16px; }
  .photo-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
  .auth-card { padding: 24px 20px 20px; }
}