/* ===== 暗码云·可视化后台 公共样式 ===== */
:root {
    --blue: #0078D4;
    --blue-hover: #106EBE;
    --blue-light: #EFF6FC;
    --green: #107C10;
    --green-light: #E8F5E9;
    --text: #292827;
    --text-secondary: #605E5C;
    --text-tertiary: #8A8886;
    --bg: #FFFFFF;
    --bg-gray: #FAF9F8;
    --border: #E1DFDD;
    --border-light: #EDEBE9;
    --code-bg: #1E1E1E;
    --danger: #D13438;
    --warning: #FFB900;
    --radius: 4px;
    --shadow: 0 3.2px 7.2px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --max-width: 1000px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: 'Segoe UI', -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.65;
    font-size: 15px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; width: 100%; }

/* 导航 */
.header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 14px 0; border-bottom: 1px solid var(--border-light);
    background: rgba(255,255,255,0.98); position: sticky; top: 0; z-index: 100;
    backdrop-filter: blur(8px);
}
.header .container { display: flex; justify-content: space-between; align-items: center; }
.logo {
    display: flex; align-items: center; gap: 8px;
    text-decoration: none; color: var(--text); font-weight: 600; font-size: 1rem;
}
.logo-mark {
    width: 28px; height: 28px; background: var(--blue); border-radius: 4px;
    display: flex; align-items: center; justify-content: center;
    color: white; font-size: 0.8rem; font-weight: 700;
}
.header-actions { display: flex; gap: 16px; align-items: center; }

/* 按钮 */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 8px 18px; border-radius: var(--radius); font-weight: 600;
    font-size: 0.88rem; text-decoration: none; transition: all 0.15s;
    cursor: pointer; border: none; font-family: inherit; white-space: nowrap;
}
.btn-primary { background: var(--blue); color: white; }
.btn-primary:hover { background: var(--blue-hover); }
.btn-outline { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-outline:hover { background: var(--bg-gray); }
.btn-lg { padding: 12px 28px; font-size: 0.95rem; }
.btn-white { background: white; color: var(--blue); }
.btn-white:hover { background: #F0F6FC; }
.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: #B52B2E; }
.btn-sm { padding: 6px 14px; font-size: 0.8rem; }

/* 链接 */
.link-muted { color: var(--text-secondary); text-decoration: none; font-size: 0.88rem; }
.link-muted:hover { color: var(--text); text-decoration: underline; }

/* 表单 */
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-weight: 600; font-size: 0.88rem; margin-bottom: 6px; color: var(--text); }
.form-input, .form-textarea, .form-select {
    width: 100%; padding: 10px 14px; border: 1px solid var(--border);
    border-radius: var(--radius); font-size: 0.95rem; font-family: inherit;
    transition: border-color 0.15s; background: var(--bg); color: var(--text);
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
    outline: none; border-color: var(--blue); box-shadow: 0 0 0 2px rgba(0,120,212,0.15);
}
.form-textarea { min-height: 100px; resize: vertical; }
.form-hint { font-size: 0.78rem; color: var(--text-tertiary); margin-top: 4px; }
.form-error { font-size: 0.78rem; color: var(--danger); margin-top: 4px; }

/* 卡片 */
.card {
    background: var(--bg); border: 1px solid var(--border-light);
    border-radius: var(--radius); padding: 24px;
}
.card:hover { box-shadow: var(--shadow); }

/* 徽章 */
.badge {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 4px 12px; border-radius: 30px; font-size: 0.75rem; font-weight: 600;
}
.badge-green { background: var(--green-light); color: var(--green); }
.badge-blue { background: var(--blue-light); color: var(--blue); }
.badge-yellow { background: #FFF8E1; color: #6D4C00; }
.badge-red { background: #FDE7E9; color: var(--danger); }
.badge-gray { background: var(--bg-gray); color: var(--text-secondary); }

/* 页脚 */
footer {
    border-top: 1px solid var(--border-light); padding: 32px 0 40px;
    background: var(--bg); margin-top: auto;
}
.footer-main { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 20px; }
.footer-brand { font-size: 0.82rem; color: var(--text-tertiary); line-height: 1.8; }
.footer-brand strong { color: var(--text-secondary); font-weight: 600; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a { color: var(--text-tertiary); text-decoration: none; font-size: 0.82rem; }
.footer-links a:hover { color: var(--text); text-decoration: underline; }
.footer-bottom {
    text-align: center; margin-top: 24px; padding-top: 16px;
    border-top: 1px solid var(--border-light); color: var(--text-tertiary); font-size: 0.78rem;
}

/* 表格 */
.table-wrapper { overflow-x: auto; border: 1px solid var(--border-light); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
th { text-align: left; padding: 12px 16px; background: var(--bg-gray); font-weight: 600; border-bottom: 1px solid var(--border-light); white-space: nowrap; }
td { padding: 12px 16px; border-bottom: 1px solid var(--border-light); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--bg-gray); }

/* 提示框 */
.alert {
    padding: 14px 18px; border-radius: var(--radius); margin-bottom: 20px;
    font-size: 0.9rem; display: flex; align-items: center; gap: 10px;
}
.alert-success { background: var(--green-light); color: #1B5E20; border: 1px solid #C8E6C9; }
.alert-error { background: #FDE7E9; color: #B52B2E; border: 1px solid #F5C6C9; }
.alert-warning { background: #FFF8E1; color: #6D4C00; border: 1px solid #FFE082; }
.alert-info { background: var(--blue-light); color: #005A9E; border: 1px solid #BBD6F0; }

/* 分页 */
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 24px; }
.pagination a, .pagination span {
    padding: 6px 14px; border: 1px solid var(--border-light); border-radius: var(--radius);
    text-decoration: none; color: var(--text-secondary); font-size: 0.85rem; font-weight: 500;
}
.pagination a:hover { background: var(--bg-gray); }
.pagination .active { background: var(--blue); color: white; border-color: var(--blue); }
.pagination .disabled { opacity: 0.4; pointer-events: none; }

/* 响应式 */
@media (max-width: 768px) {
    .container { padding: 0 16px; }
    .footer-main { flex-direction: column; }
    .header .container { flex-wrap: wrap; gap: 12px; }
}