/* 一码空传 · 后台管理样式 */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
    background: #f4f1ea; color: #3a2f26; font-size: 14px;
}
a { color: #a97f38; text-decoration: none; }
code { background: #f1e9d8; padding: 1px 6px; border-radius: 4px; font-size: 12px; }

/* 登录页 */
.login-body {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    background: linear-gradient(160deg, #2e2519 0%, #4a3b2a 100%);
}
.login-card {
    background: #fff; border-radius: 14px; padding: 34px 32px; width: 380px; max-width: 92vw;
    box-shadow: 0 20px 60px rgba(0,0,0,.35);
}
.login-brand { font-size: 19px; font-weight: 700; text-align: center; margin-bottom: 22px; letter-spacing: 1px; }
.login-card form { display: flex; flex-direction: column; gap: 12px; }
.login-err { background: #fdecea; color: #b93a36; border-radius: 8px; padding: 9px 12px; font-size: 13px; margin-bottom: 12px; }
.login-tip { color: #9a8b72; font-size: 12px; text-align: center; margin: 16px 0 4px; }
.login-back { text-align: center; margin: 0; font-size: 13px; }

/* 布局 */
.admin-wrap { display: flex; min-height: 100vh; }
.admin-side {
    width: 210px; background: #2e2519; color: #d8c9ac; flex: none;
    display: flex; flex-direction: column; padding: 0 0 20px;
}
.side-brand { padding: 22px 18px; font-size: 15px; font-weight: 700; color: #f3e7cf; line-height: 1.7; border-bottom: 1px solid rgba(255,255,255,.08); }
.side-nav { padding: 14px 10px; display: flex; flex-direction: column; gap: 4px; flex: 1; }
.side-nav a { color: #d8c9ac; padding: 10px 14px; border-radius: 8px; font-size: 14px; transition: .2s; }
.side-nav a:hover { background: rgba(255,255,255,.08); color: #fff; }
.admin-main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.admin-topbar {
    background: #fff; border-bottom: 1px solid #e7dcc7; padding: 16px 26px;
    display: flex; align-items: center; justify-content: space-between;
}
.admin-topbar h1 { margin: 0; font-size: 19px; }
.admin-user { color: #7a6b5c; font-size: 13px; }
.admin-body { padding: 24px 26px; max-width: 1100px; width: 100%; }

/* 组件 */
.card { background: #fff; border: 1px solid #e7dcc7; border-radius: 12px; padding: 20px 22px; margin-bottom: 20px; }
.card h3 { margin: 0 0 14px; font-size: 15px; }
.muted { color: #9a8b72; font-size: 13px; }
.input {
    border: 1px solid #ddd2b8; border-radius: 8px; padding: 9px 12px; font-size: 14px;
    background: #fdfbf6; outline: none; width: auto; color: #3a2f26;
}
.input:focus { border-color: #c9a05c; }
textarea.input { width: 100%; font-family: inherit; line-height: 1.7; }
.btn {
    display: inline-block; border: 1px solid #ddd2b8; background: #fff; color: #3a2f26;
    border-radius: 8px; padding: 8px 16px; font-size: 14px; cursor: pointer; transition: .2s;
}
.btn:hover { border-color: #c9a05c; }
.btn-primary { background: #c9a05c; border: 0; color: #fff; font-weight: 600; }
.btn-danger { background: #c0392b; border: 0; color: #fff; }
.btn-mini { padding: 4px 10px; font-size: 12px; border-radius: 6px; }
.btn-block { width: 100%; padding: 11px; }
.alert { border-radius: 8px; padding: 10px 14px; font-size: 13px; margin-bottom: 16px; }
.alert-ok { background: #eaf6ec; color: #2d6a2f; border: 1px solid #bfe3c5; }
.alert-err { background: #fdecea; color: #b93a36; border: 1px solid #f2c4c0; }

/* 统计 */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat-card { background: #fff; border: 1px solid #e7dcc7; border-radius: 12px; padding: 18px; text-align: center; }
.stat-num { font-size: 26px; font-weight: 700; color: #a97f38; }
.stat-label { font-size: 12px; color: #9a8b72; margin-top: 4px; }

/* 表格 */
.tbl { width: 100%; border-collapse: collapse; }
.tbl th, .tbl td { text-align: left; padding: 10px 12px; border-bottom: 1px solid #f0e9da; vertical-align: middle; }
.tbl th { color: #9a8b72; font-weight: 600; font-size: 12px; }
.tbl-hover tbody tr:hover { background: #fdfaf2; }
.cell-main { max-width: 260px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cell-ops { white-space: nowrap; }
.cell-ops .btn, .cell-ops form { display: inline-block; vertical-align: middle; }
.inline-form { display: inline; }
.empty { text-align: center; color: #b7a887; padding: 30px !important; }

.tag { display: inline-block; border-radius: 5px; padding: 2px 9px; font-size: 12px; }
.tag-text { background: #eef2fb; color: #2f6fed; }
.tag-image { background: #eaf6ec; color: #2d6a2f; }
.tag-file { background: #fdf3e0; color: #b06f00; }
.tag-page { background: #f0eafc; color: #6b3fb5; }
.tag-ok { background: #eaf6ec; color: #2d6a2f; }
.tag-burned { background: #fdecea; color: #b93a36; }
.tag-off { background: #f1e9d8; color: #8a7a4e; }

.admin-thumb { max-width: 120px; max-height: 80px; object-fit: cover; border-radius: 8px; border: 1px solid #e7dcc7; display: block; }

/* 筛选 & 分页 */
.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.batch-bar { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.batch-bar .radio-inline { margin: 0; }
.pager { margin-top: 16px; display: flex; gap: 6px; flex-wrap: wrap; }
.pager a { border: 1px solid #ddd2b8; padding: 5px 11px; border-radius: 6px; font-size: 13px; color: #3a2f26; }
.pager a.active { background: #c9a05c; border-color: #c9a05c; color: #fff; }

/* 表单 */
.form-item { margin-bottom: 16px; }
.radio-inline { display: inline-flex; align-items: center; gap: 4px; margin-right: 14px; font-size: 14px; }
.form-actions { margin-top: 18px; display: flex; gap: 10px; align-items: center; }
.card-narrow { max-width: 480px; }
.admin-preview { max-width: 420px; max-height: 320px; border-radius: 10px; border: 1px solid #e7dcc7; margin-bottom: 10px; display: block; }
.quick-links { display: flex; gap: 10px; flex-wrap: wrap; }
hr { border: 0; border-top: 1px solid #f0e9da; margin: 18px 0; }

@media (max-width: 760px) {
    .admin-wrap { flex-direction: column; }
    .admin-side { width: 100%; flex-direction: row; overflow-x: auto; padding: 0; }
    .side-brand { display: none; }
    .side-nav { flex-direction: row; padding: 8px; }
    .admin-body { padding: 16px; }
}