/* ================= DaYuZero 管理后台样式 ================= */
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --bg: #0f1420; --panel: #171e2e; --border: rgba(255,255,255,.08);
  --text: #e5e9f0; --dim: #8b98ad;
  --primary: #6366f1; --primary2: #8b5cf6; --cyan: #0ea5e9;
}
body { font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; background: var(--bg); color: var(--text); min-height: 100vh; }
input, textarea, button, select { font-family: inherit; font-size: 14px; }
input, textarea {
  width: 100%; background: #0c1120; border: 1px solid var(--border); color: var(--text);
  padding: 10px 14px; border-radius: 10px; outline: none; transition: border-color .2s;
}
input:focus, textarea:focus { border-color: var(--primary); }
textarea { resize: vertical; line-height: 1.7; }
button { cursor: pointer; border: none; }

/* 登录 */
.login-wrap { min-height: 100vh; display: grid; place-items: center; background: radial-gradient(1000px 500px at 50% -10%, rgba(99,102,241,.25), transparent), var(--bg); }
.login-card {
  width: 380px; max-width: 92vw; background: var(--panel); border: 1px solid var(--border);
  border-radius: 18px; padding: 40px 34px; text-align: center;
  animation: pop .5s ease both;
}
@keyframes pop { from { opacity: 0; transform: translateY(24px) scale(.97); } to { opacity: 1; transform: none; } }
.login-logo { font-size: 44px; margin-bottom: 10px; }
.login-card h1 { font-size: 22px; margin-bottom: 6px; }
.login-card .sub { color: var(--dim); font-size: 13px; margin-bottom: 26px; }
.login-card input { margin-bottom: 14px; }
.err { color: #f87171; font-size: 13px; margin-top: 12px; min-height: 18px; }

.btn-main {
  background: linear-gradient(135deg, var(--primary), var(--primary2)); color: #fff;
  padding: 11px 24px; border-radius: 10px; font-weight: 600; width: auto;
  transition: transform .15s, box-shadow .2s;
}
.login-card .btn-main { width: 100%; }
.btn-main:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(99,102,241,.4); }
.btn-main.btn-cyan { background: linear-gradient(135deg, var(--cyan), #22d3ee); }
.btn-sm { background: rgba(99,102,241,.18); color: #a5b4fc; border: 1px solid rgba(99,102,241,.35); padding: 8px 14px; border-radius: 8px; white-space: nowrap; }
.btn-sm:hover { background: rgba(99,102,241,.3); }
.btn-ghost2 { background: rgba(255,255,255,.06); color: var(--text); border: 1px solid var(--border); padding: 10px 22px; border-radius: 10px; }

/* 布局 */
.layout { display: flex; min-height: 100vh; }
.sidebar {
  width: 220px; background: #121828; border-right: 1px solid var(--border);
  display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh;
}
.brand { padding: 22px 20px; font-size: 17px; font-weight: 800; border-bottom: 1px solid var(--border); }
.sidebar nav { flex: 1; padding: 14px 10px; display: flex; flex-direction: column; gap: 4px; }
.sidebar nav a, .side-foot a {
  display: block; padding: 11px 14px; border-radius: 10px; color: var(--dim);
  font-size: 14px; cursor: pointer; transition: background .2s, color .2s;
}
.sidebar nav a:hover, .side-foot a:hover { background: rgba(255,255,255,.05); color: #fff; }
.sidebar nav a.active { background: linear-gradient(135deg, rgba(99,102,241,.25), rgba(139,92,246,.15)); color: #fff; }
.side-foot { padding: 14px 10px; border-top: 1px solid var(--border); }

.content { flex: 1; padding: 30px 36px; max-width: 1100px; }
.page h2 { font-size: 24px; margin-bottom: 22px; }
.page-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 22px; }
.page-head h2 { margin: 0; }

.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 24px; margin-bottom: 22px; }
.panel h3 { font-size: 16px; margin-bottom: 16px; }

/* 统计卡片 */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 22px; }
.stat-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 14px;
  padding: 22px; position: relative; overflow: hidden;
}
.stat-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--primary), #22d3ee);
}
.stat-card .num { font-size: 30px; font-weight: 800; }
.stat-card .label { color: var(--dim); font-size: 13px; margin-top: 6px; }

/* 表格 */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: 12px 10px; border-bottom: 1px solid var(--border); font-size: 14px; }
.table th { color: var(--dim); font-weight: 600; font-size: 13px; }
.table tr:last-child td { border-bottom: none; }
.table .ops { display: flex; gap: 8px; }
.op { padding: 5px 12px; border-radius: 7px; font-size: 12.5px; }
.op.edit { background: rgba(99,102,241,.18); color: #a5b4fc; }
.op.del { background: rgba(248,113,113,.15); color: #f87171; }
.op.toggle { background: rgba(34,211,238,.12); color: #67e8f9; }
.badge { padding: 3px 10px; border-radius: 999px; font-size: 12px; }
.badge.on { background: rgba(52,211,153,.15); color: #34d399; }
.badge.off { background: rgba(148,163,184,.15); color: #94a3b8; }

/* 表单 */
.form-row { margin-bottom: 16px; }
.form-row label { display: block; font-size: 13px; color: var(--dim); margin-bottom: 7px; }
.form-row label.ck { display: flex; align-items: center; gap: 8px; color: var(--text); font-size: 14px; }
.form-row label.ck input { width: auto; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
.upload-line { display: flex; gap: 10px; }
.radio-line { display: flex; gap: 22px; }
.radio-line label { display: flex; align-items: center; gap: 6px; color: var(--text); font-size: 14px; margin: 0; }
.radio-line input { width: auto; }
.hint { font-size: 12.5px; color: var(--dim); margin-top: 6px; }

.media-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 10px; }
.media-row {
  display: flex; align-items: center; gap: 10px; background: #0c1120;
  border: 1px solid var(--border); border-radius: 8px; padding: 8px 12px; font-size: 13px;
}
.media-row .nm { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: #a5b4fc; }
.media-row .rm { color: #f87171; cursor: pointer; padding: 2px 8px; }

/* 块编辑器（百度经验式） */
.block-editor { border: 1px solid var(--border); border-radius: 12px; padding: 16px; background: #0a0e18; }
.block-list { display: flex; flex-direction: column; gap: 12px; }
.block-item { border: 1px solid var(--border); border-radius: 10px; overflow: hidden; background: var(--card); }
.block-item .bi-head { display: flex; align-items: center; gap: 10px; padding: 8px 12px; background: #11172a; border-bottom: 1px solid var(--border); }
.block-item .bi-tag { font-size: 12px; background: rgba(99,102,241,.2); color: #a5b4fc; padding: 2px 10px; border-radius: 20px; }
.block-item .bi-no { font-size: 12px; color: var(--dim); }
.block-item .bi-ops { margin-left: auto; display: flex; gap: 6px; align-items: center; }
.block-item .bi-ops button { background: #1b2238; border: 1px solid var(--border); color: var(--text); width: 28px; height: 26px; border-radius: 6px; cursor: pointer; font-size: 13px; }
.block-item .bi-ops button:disabled { opacity: .35; cursor: not-allowed; }
.block-item .bi-del { width: auto !important; padding: 0 10px; color: #f87171 !important; }
.block-item .bi-body { padding: 12px; display: flex; flex-direction: column; gap: 8px; }
.block-item .bi-body textarea { width: 100%; min-height: 70px; background: #0a0e18; border: 1px solid var(--border); color: var(--text); border-radius: 8px; padding: 10px; font-size: 14px; line-height: 1.6; resize: vertical; }
.block-item .bi-cap { background: #0a0e18; border: 1px solid var(--border); color: var(--text); border-radius: 8px; padding: 8px 10px; font-size: 13px; }
.block-item .bi-body img, .block-item .bi-body video { border-radius: 8px; border: 1px solid var(--border); background: #000; max-height: 200px; }
.block-add { display: flex; gap: 10px; margin: 14px 0 6px; }
.block-preview { border-top: 1px dashed var(--border); margin-top: 8px; padding-top: 14px; }
.block-preview .bp-label { font-size: 12px; color: var(--dim); margin-bottom: 10px; letter-spacing: 1px; }
.block-preview .content-blocks { display: flex; flex-direction: column; gap: 18px; background: var(--card); border-radius: 10px; padding: 16px; }
.block-preview .cb-text { color: var(--text); line-height: 1.9; font-size: 14px; white-space: pre-wrap; }
.block-preview .cb-image img, .block-preview .cb-video video { width: 100%; max-height: 360px; object-fit: contain; border-radius: 10px; background: #0a0e18; display: block; }
.block-preview figure { margin: 0; }
.block-preview figcaption { text-align: center; color: var(--dim); font-size: 12px; margin-top: 6px; }

/* 弹窗 */
.modal-mask {
  position: fixed; inset: 0; background: rgba(0,0,0,.6); backdrop-filter: blur(4px);
  display: grid; place-items: center; z-index: 200; padding: 20px;
}
.modal {
  width: 720px; max-width: 96vw; max-height: 90vh; display: flex; flex-direction: column;
  background: var(--panel); border: 1px solid var(--border); border-radius: 16px;
  animation: pop .3s ease both;
}
.modal-head { display: flex; justify-content: space-between; align-items: center; padding: 20px 26px; border-bottom: 1px solid var(--border); }
.modal-head h3 { font-size: 17px; }
.modal-head .close { cursor: pointer; color: var(--dim); font-size: 18px; padding: 4px; }
.modal-head .close:hover { color: #fff; }
.modal-body { padding: 24px 26px; overflow-y: auto; }
.modal-foot { display: flex; justify-content: flex-end; gap: 12px; padding: 18px 26px; border-top: 1px solid var(--border); }

/* Toast */
.toast {
  position: fixed; top: 24px; left: 50%; transform: translateX(-50%) translateY(-80px);
  background: #1e293b; border: 1px solid var(--border); color: #fff;
  padding: 12px 26px; border-radius: 12px; font-size: 14px; z-index: 300;
  transition: transform .3s ease; box-shadow: 0 10px 30px rgba(0,0,0,.4);
}
.toast.show { transform: translateX(-50%) translateY(0); }

/* ============ 分类管理 ============ */
.cat-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.cat-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border-radius: 999px; font-size: 13px;
  background: rgba(99,102,241,.12); color: #a5b4fc;
  border: 1px solid rgba(99,102,241,.3);
}
.cat-chip .x { cursor: pointer; opacity: .6; font-size: 11px; }
.cat-chip .x:hover { opacity: 1; color: #f87171; }

/* ============ 模板选择 ============ */
.tpl-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; margin-top: 14px; }
.tpl-card {
  border: 2px solid rgba(255,255,255,.08); border-radius: 12px;
  padding: 12px; cursor: pointer; transition: border-color .15s, transform .15s;
  background: rgba(255,255,255,.03);
}
.tpl-card:hover { transform: translateY(-2px); border-color: rgba(99,102,241,.5); }
.tpl-card.selected { border-color: #6366f1; box-shadow: 0 0 0 3px rgba(99,102,241,.2); }
.tpl-preview {
  height: 64px; border-radius: 8px; display: flex; align-items: center;
  justify-content: center; gap: 8px; border: 1px solid rgba(255,255,255,.08);
}
.tpl-preview span { width: 22px; height: 22px; border-radius: 50%; display: inline-block; }
.tpl-name { margin-top: 10px; font-weight: 600; font-size: 14px; }
.tpl-name em { font-style: normal; color: #34d399; font-size: 12px; margin-left: 4px; }
.tpl-desc { margin-top: 3px; font-size: 12px; color: #8b98ad; }

@media (max-width: 760px) {
  .layout { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: static; }
  .sidebar nav { flex-direction: row; flex-wrap: wrap; }
  .content { padding: 20px 16px; }
  .form-grid { grid-template-columns: 1fr; }
}

/* 评论审核页 */
#page-comments .panel { padding: 20px 24px; }
#page-comments .badge { background: var(--primary); color: #fff; padding: 2px 10px; border-radius: 20px; font-size: 12px; }

/* ============ 备份管理 ============ */
.btn-orange { background: linear-gradient(135deg, #f97316, #fb923c); }
.btn-orange:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(249,115,22,.4); }
.backup-actions { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.backup-card {
  background: #0c1120; border: 1px solid var(--border); border-radius: 12px;
  padding: 20px; text-align: center; display: flex; flex-direction: column; gap: 10px;
}
.backup-card .backup-icon { font-size: 32px; }
.backup-card h4 { font-size: 15px; }
.backup-card .hint { margin-top: 0; line-height: 1.5; }
.backup-card .btn-main { margin-top: 4px; }
.backup-result { margin-top: 8px; font-size: 13px; min-height: 20px; }
.backup-result.success { color: #34d399; }
.backup-result.error { color: #f87171; }
.backup-result.loading { color: #a5b4fc; }
#backupList table { width: 100%; border-collapse: collapse; margin-top: 8px; }
#backupList th, #backupList td { padding: 10px; text-align: left; border-bottom: 1px solid var(--border); font-size: 13px; }
#backupList th { color: var(--dim); font-weight: 600; font-size: 12px; }
#backupList .type-badge { padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; }
#backupList .type-badge.source { background: rgba(99,102,241,.15); color: #a5b4fc; }
#backupList .type-badge.data { background: rgba(14,165,233,.15); color: #67e8f9; }
@media (max-width: 760px) {
  .backup-actions { grid-template-columns: 1fr; }
}