/* ============================================
   FK授权管理系统 v3.0 — 清透白蓝
   白色为主 · 浅蓝点缀 · 柔和圆润
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
    /* 主色: 白底蓝调 */
    --white: #ffffff;
    --bg-base: #f7f9fc;
    --bg-card: #ffffff;
    --bg-sidebar: #ffffff;
    --bg-input: #f3f6fb;
    --bg-hover: #f0f5ff;

    /* 蓝色系 */
    --blue-50: #eff6ff;
    --blue-100: #dbeafe;
    --blue-200: #bfdbfe;
    --blue-300: #93c5fd;
    --blue-400: #60a5fa;
    --blue-500: #3b82f6;
    --blue-600: #2563eb;
    --blue-700: #1d4ed8;

    /* 主色调 */
    --accent: #3b82f6;
    --accent-light: #eff6ff;
    --accent-glow: rgba(59,130,246,0.12);
    --accent-hover: #2563eb;

    /* 文字 */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --text-bright: #0f172a;

    /* 侧栏文字 */
    --text-sidebar: #64748b;
    --text-sidebar-active: #3b82f6;

    /* 语义色 */
    --green: #10b981;
    --green-bg: rgba(16,185,129,0.08);
    --orange: #f59e0b;
    --orange-bg: rgba(245,158,11,0.08);
    --red: #ef4444;
    --red-bg: rgba(239,68,68,0.06);
    --purple: #8b5cf6;
    --purple-bg: rgba(139,92,246,0.08);
    --cyan: #06b6d4;
    --cyan-bg: rgba(6,182,212,0.08);

    /* 边框 */
    --border: #e2e8f0;
    --border-light: #f1f5f9;
    --border-hover: #cbd5e1;
    --border-focus: var(--accent);

    /* 圆角 */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    /* 阴影 */
    --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.06), 0 2px 4px -2px rgba(0,0,0,0.04);
    --shadow-lg: 0 10px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
    --shadow-blue: 0 4px 14px rgba(59,130,246,0.18);

    /* 布局 */
    --sidebar-w: 250px;
    --header-h: 60px;
    --transition: 0.2s cubic-bezier(0.4,0,0.2,1);
}

/* === Reset === */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }

html { font-size: 15px; scroll-behavior: smooth; }

body {
    font-family: 'Plus Jakarta Sans', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
    background: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-hover); }

code, .mono, .key-code { font-family: 'JetBrains Mono', 'Consolas', monospace; }
h1,h2,h3,h4 { font-family: 'Plus Jakarta Sans', system-ui, sans-serif; color: var(--text-bright); }

/* ============================================
   LOGIN PAGE
   ============================================ */
.login-page {
    display: flex; min-height: 100vh;
    background: var(--white);
}

.login-brand {
    flex: 0 0 440px;
    background: linear-gradient(160deg, #3b82f6 0%, #60a5fa 40%, #93c5fd 100%);
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    padding: 3rem; color: #fff; position: relative; overflow: hidden;
}
.login-brand::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(circle at 30% 20%, rgba(255,255,255,0.15) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(255,255,255,0.1) 0%, transparent 40%);
}
.login-brand::after {
    content: ''; position: absolute; inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0h60v60H0z' fill='none'/%3E%3Ccircle cx='30' cy='30' r='1' fill='rgba(255,255,255,0.08)'/%3E%3C/svg%3E");
}
.login-brand > * { position: relative; z-index: 1; }
.login-brand .brand-logo {
    width: 72px; height: 72px; border-radius: var(--radius-lg);
    background: rgba(255,255,255,0.2); backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.3);
    display: flex; align-items: center; justify-content: center;
    font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 800; font-size: 1.8rem; color: #fff;
    margin-bottom: 1.5rem;
    box-shadow: 0 8px 32px rgba(0,0,0,0.1);
}
.login-brand h1 {
    font-size: 1.5rem; font-weight: 800; letter-spacing: 1px; margin-bottom: 0.4rem;
}
.login-brand p { color: rgba(255,255,255,0.7); font-size: 0.82rem; letter-spacing: 3px; text-transform: uppercase; }
.login-brand .brand-line {
    width: 40px; height: 3px; background: rgba(255,255,255,0.4); border-radius: 2px; margin: 1.75rem 0;
}
.login-brand .brand-features { list-style: none; margin-top: 0.5rem; }
.login-brand .brand-features li {
    color: rgba(255,255,255,0.85); font-size: 0.82rem; padding: 0.4rem 0;
    display: flex; align-items: center; gap: 0.5rem;
}
.login-brand .brand-features li::before {
    content: '\2713'; color: #fff; margin-right: 0.25rem; font-weight: 700;
    width: 20px; height: 20px; border-radius: 50%; background: rgba(255,255,255,0.2);
    display: inline-flex; align-items: center; justify-content: center; font-size: 0.65rem;
}

.login-form-side {
    flex: 1; display: flex; align-items: center; justify-content: center; padding: 2rem;
    background: var(--white);
}
.login-card { width: 100%; max-width: 380px; }
.login-card h2 {
    font-size: 1.5rem; font-weight: 700; color: var(--text-bright); margin-bottom: 0.3rem;
}
.login-card .login-sub { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 2rem; }
.login-card .login-footer { text-align: center; margin-top: 2rem; color: var(--text-muted); font-size: 0.72rem; }

.password-wrap { position: relative; }
.password-toggle {
    position: absolute; right: 0.75rem; top: 50%; transform: translateY(-50%);
    background: none; border: none; color: var(--text-muted); cursor: pointer;
    font-size: 0.85rem; padding: 0.25rem;
}
.password-toggle:hover { color: var(--accent); }

@media (max-width: 860px) {
    .login-brand { display: none; }
    .login-form-side { padding: 1.5rem; }
}

/* ============================================
   LAYOUT
   ============================================ */
.app-layout { display: flex; min-height: 100vh; }

/* === SIDEBAR (白色清爽) === */
.sidebar {
    width: var(--sidebar-w); background: var(--white);
    display: flex; flex-direction: column;
    position: fixed; top: 0; left: 0; bottom: 0; z-index: 100;
    border-right: 1px solid var(--border);
    transition: transform 0.3s ease;
}
.sidebar-brand {
    padding: 1.25rem 1.25rem; display: flex; align-items: center; gap: 0.7rem;
    border-bottom: 1px solid var(--border-light);
}
.sidebar-brand .brand-icon {
    width: 36px; height: 36px; border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--blue-500), var(--blue-400));
    display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 0.85rem; color: #fff; flex-shrink: 0;
    box-shadow: var(--shadow-blue);
}
.sidebar-brand .brand-text h2 { font-size: 0.88rem; font-weight: 700; color: var(--text-bright); line-height: 1.2; }
.sidebar-brand .brand-text span { font-size: 0.62rem; color: var(--text-muted); letter-spacing: 1.5px; text-transform: uppercase; }

.sidebar-nav { flex: 1; padding: 0.75rem 0; overflow-y: auto; }

.nav-section { margin-bottom: 0.25rem; }
.nav-section-title {
    padding: 0.75rem 1.25rem 0.35rem; font-size: 0.65rem; font-weight: 600;
    color: var(--text-muted); text-transform: uppercase; letter-spacing: 1.5px;
}

.nav-link {
    display: flex; align-items: center; gap: 0.6rem;
    padding: 0.55rem 1.25rem; margin: 2px 0.6rem; border-radius: var(--radius-sm);
    color: var(--text-sidebar); font-size: 0.85rem; font-weight: 500;
    transition: all var(--transition);
    position: relative;
}
.nav-link:hover { color: var(--accent); background: var(--accent-light); }
.nav-link.active {
    color: var(--accent); background: var(--accent-light); font-weight: 600;
}
.nav-link.active::before {
    content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
    width: 3px; height: 20px; background: var(--accent); border-radius: 0 3px 3px 0;
}
.nav-link .nav-icon { width: 20px; text-align: center; font-size: 0.9rem; flex-shrink: 0; opacity: 0.6; }
.nav-link:hover .nav-icon, .nav-link.active .nav-icon { opacity: 1; }
.nav-link .nav-badge {
    margin-left: auto; background: var(--accent); color: #fff;
    font-size: 0.6rem; padding: 0.1rem 0.4rem; border-radius: var(--radius-full); font-weight: 600;
}

.sidebar-footer {
    padding: 0.75rem 1.25rem; border-top: 1px solid var(--border-light);
}
.sidebar-user {
    display: flex; align-items: center; gap: 0.6rem;
    padding: 0.5rem; border-radius: var(--radius-sm);
}
.sidebar-user:hover { background: var(--bg-hover); }
.user-avatar {
    width: 34px; height: 34px; border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--blue-400), var(--blue-500));
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 0.78rem; color: #fff; flex-shrink: 0;
}
.user-info .user-name { font-size: 0.82rem; font-weight: 600; color: var(--text-bright); }
.user-info .user-role { font-size: 0.68rem; color: var(--text-muted); }

/* === MAIN === */
.main-content {
    flex: 1; margin-left: var(--sidebar-w); min-height: 100vh;
    display: flex; flex-direction: column;
    background: var(--bg-base);
}

.top-header {
    height: var(--header-h); background: rgba(255,255,255,0.8); backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-light); display: flex; align-items: center;
    justify-content: space-between; padding: 0 1.75rem; position: sticky; top: 0; z-index: 50;
}
.header-left { display: flex; align-items: center; gap: 0.75rem; }
.header-left h1 { font-size: 1.05rem; font-weight: 700; color: var(--text-bright); }
.header-right { display: flex; align-items: center; gap: 1rem; }
.header-time { font-family: 'JetBrains Mono', monospace; font-size: 0.75rem; color: var(--text-muted); }

.page-content { flex: 1; padding: 1.5rem 1.75rem; }

/* ============================================
   STAT CARDS
   ============================================ */
.stats-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(175px, 1fr));
    gap: 1rem; margin-bottom: 1.5rem;
}
.stat-card {
    background: var(--white); border: 1px solid var(--border-light); border-radius: var(--radius-md);
    padding: 1.15rem 1.25rem; position: relative; overflow: hidden;
    transition: all var(--transition); box-shadow: var(--shadow-xs);
}
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--border); }
.stat-card.purple { border-left: 3px solid var(--blue-500); }
.stat-card.cyan { border-left: 3px solid var(--cyan); }
.stat-card.green { border-left: 3px solid var(--green); }
.stat-card.orange { border-left: 3px solid var(--orange); }
.stat-card.red { border-left: 3px solid var(--red); }
.stat-card.pink { border-left: 3px solid var(--purple); }

.stat-card .stat-icon {
    width: 38px; height: 38px; border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    font-size: 1rem; margin-bottom: 0.75rem;
}
.stat-card.purple .stat-icon { background: var(--blue-50); color: var(--blue-500); }
.stat-card.cyan .stat-icon { background: var(--cyan-bg); color: var(--cyan); }
.stat-card.green .stat-icon { background: var(--green-bg); color: var(--green); }
.stat-card.orange .stat-icon { background: var(--orange-bg); color: var(--orange); }
.stat-card.red .stat-icon { background: var(--red-bg); color: var(--red); }
.stat-card.pink .stat-icon { background: var(--purple-bg); color: var(--purple); }

.stat-card .stat-value {
    font-family: 'Plus Jakarta Sans', sans-serif; font-size: 1.5rem; font-weight: 800;
    color: var(--text-bright); line-height: 1; margin-bottom: 0.25rem;
}
.stat-card .stat-label { font-size: 0.75rem; color: var(--text-secondary); font-weight: 500; }

/* ============================================
   DATA CARD
   ============================================ */
.data-card {
    background: var(--white); border: 1px solid var(--border-light); border-radius: var(--radius-md);
    overflow: hidden; margin-bottom: 1.25rem; box-shadow: var(--shadow-xs);
}
.data-card-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 1rem 1.25rem; border-bottom: 1px solid var(--border-light);
}
.data-card-header h3 { font-size: 0.92rem; font-weight: 700; color: var(--text-bright); }
.data-card-body { padding: 1.25rem; }

/* ============================================
   TABLES
   ============================================ */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
    padding: 0.7rem 1rem; text-align: left; font-size: 0.72rem; font-weight: 600;
    color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.8px;
    border-bottom: 1px solid var(--border); background: var(--bg-base);
}
.data-table td {
    padding: 0.7rem 1rem; font-size: 0.82rem; color: var(--text-primary);
    border-bottom: 1px solid var(--border-light); vertical-align: middle;
}
.data-table tbody tr {
    transition: all var(--transition);
}
.data-table tbody tr:hover { background: var(--accent-light); }
.data-table tbody tr:last-child td { border-bottom: none; }

/* ============================================
   FORMS
   ============================================ */
.form-group { margin-bottom: 1.1rem; }
.form-label {
    display: block; font-size: 0.8rem; font-weight: 600;
    color: var(--text-secondary); margin-bottom: 0.35rem;
}
.form-input, .form-select, .form-textarea {
    width: 100%; padding: 0.65rem 0.9rem; background: var(--bg-input);
    border: 1.5px solid var(--border); border-radius: var(--radius-sm);
    color: var(--text-primary); font-size: 0.85rem; font-family: inherit;
    transition: all var(--transition); outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
    border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow);
    background: var(--white);
}
.form-input::placeholder { color: var(--text-muted); }
.form-select {
    cursor: pointer; appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 0.8rem center; padding-right: 2.2rem;
}
.form-select option { background: var(--white); }
.form-textarea { resize: vertical; min-height: 80px; }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; }
.form-hint { font-size: 0.72rem; color: var(--text-muted); margin-top: 0.25rem; }

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.35rem;
    padding: 0.55rem 1.1rem; border: 1.5px solid transparent; border-radius: var(--radius-sm);
    font-size: 0.82rem; font-weight: 600; font-family: inherit; cursor: pointer;
    transition: all var(--transition); outline: none; text-decoration: none; white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
    background: linear-gradient(135deg, var(--blue-500), var(--blue-600));
    color: #fff; box-shadow: var(--shadow-blue);
}
.btn-primary:hover { background: linear-gradient(135deg, var(--blue-600), var(--blue-700)); color: #fff; box-shadow: 0 6px 20px rgba(59,130,246,0.25); }
.btn-cyan { background: var(--cyan); color: #fff; }
.btn-cyan:hover { background: #0891b2; color: #fff; }
.btn-green { background: var(--green); color: #fff; }
.btn-green:hover { background: #059669; color: #fff; }
.btn-orange { background: var(--orange); color: #fff; }
.btn-red { background: var(--red); color: #fff; }
.btn-red:hover { background: #dc2626; color: #fff; }
.btn-ghost {
    background: var(--white); border: 1.5px solid var(--border); color: var(--text-secondary);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }

.btn-sm { padding: 0.35rem 0.7rem; font-size: 0.74rem; border-radius: 6px; }
.btn-lg { padding: 0.75rem 1.6rem; font-size: 0.9rem; }
.btn-block { width: 100%; }
.btn-group { display: flex; gap: 0.4rem; flex-wrap: wrap; }

.btn.loading { opacity: 0.7; pointer-events: none; }
.btn.loading::after {
    content: ''; width: 14px; height: 14px; border: 2px solid currentColor;
    border-top-color: transparent; border-radius: 50%;
    animation: spin 0.6s linear infinite; margin-left: 0.3rem;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================
   BADGES
   ============================================ */
.badge {
    display: inline-flex; align-items: center; padding: 0.2rem 0.6rem;
    border-radius: var(--radius-full); font-size: 0.68rem; font-weight: 600; letter-spacing: 0.3px;
}
.badge-unused { background: var(--blue-50); color: var(--blue-600); }
.badge-active { background: var(--green-bg); color: #059669; }
.badge-expired { background: var(--orange-bg); color: #d97706; }
.badge-banned { background: var(--red-bg); color: var(--red); }
.badge-frozen { background: var(--cyan-bg); color: var(--cyan); }
.badge-success { background: var(--green-bg); color: #059669; }
.badge-failed { background: var(--red-bg); color: var(--red); }
.badge-admin { background: var(--purple-bg); color: var(--purple); }
.badge-agent { background: var(--cyan-bg); color: var(--cyan); }
.badge-user { background: var(--blue-50); color: var(--blue-600); }
.badge-hwid_mismatch { background: var(--orange-bg); color: #d97706; }

/* ============================================
   ALERTS
   ============================================ */
.alert {
    padding: 0.75rem 1.1rem; border-radius: var(--radius-sm); margin-bottom: 1rem;
    font-size: 0.82rem; font-weight: 500; border-left: 3px solid; display: flex; align-items: center; gap: 0.4rem;
    animation: alertIn 0.3s ease;
}
@keyframes alertIn { from { opacity:0; transform:translateY(-8px); } to { opacity:1; transform:translateY(0); } }

.alert-success { background: var(--green-bg); border-color: var(--green); color: #065f46; }
.alert-error { background: var(--red-bg); border-color: var(--red); color: #991b1b; }
.alert-warning { background: var(--orange-bg); border-color: var(--orange); color: #92400e; }
.alert-info { background: var(--blue-50); border-color: var(--accent); color: var(--blue-700); }

/* ============================================
   PAGINATION
   ============================================ */
.pagination {
    display: flex; align-items: center; justify-content: center; gap: 0.3rem; padding: 1rem;
}
.pagination a, .pagination span {
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 34px; height: 34px; padding: 0 0.45rem; border-radius: var(--radius-sm);
    font-size: 0.78rem; font-weight: 600; border: 1.5px solid var(--border);
    color: var(--text-secondary); background: var(--white); transition: all var(--transition);
}
.pagination a:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }
.pagination .active { background: var(--accent); border-color: var(--accent); color: #fff; }
.pagination .disabled { opacity: 0.3; pointer-events: none; }

/* ============================================
   TOOLBAR
   ============================================ */
.toolbar {
    display: flex; align-items: center; justify-content: space-between;
    gap: 0.75rem; margin-bottom: 1.25rem; flex-wrap: wrap;
}
.toolbar-left, .toolbar-right { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }

.search-box {
    display: flex; align-items: center; background: var(--white); border: 1.5px solid var(--border);
    border-radius: var(--radius-sm); padding: 0 0.75rem; transition: all var(--transition);
}
.search-box:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.search-box input {
    border: none; background: transparent; color: var(--text-primary);
    padding: 0.55rem 0.35rem; outline: none; font-size: 0.82rem; width: 190px; font-family: inherit;
}
.search-box input::placeholder { color: var(--text-muted); }
.search-box .search-icon { color: var(--text-muted); font-size: 0.85rem; }

.filter-select {
    padding: 0.55rem 1.8rem 0.55rem 0.7rem; background: var(--white); border: 1.5px solid var(--border);
    border-radius: var(--radius-sm); color: var(--text-primary); font-size: 0.82rem;
    cursor: pointer; outline: none; appearance: none; font-family: inherit;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 0.5rem center;
}

/* ============================================
   KEY CODE
   ============================================ */
.key-code {
    font-family: 'JetBrains Mono', monospace; font-size: 0.75rem;
    background: var(--blue-50); padding: 0.2rem 0.5rem; border-radius: 5px;
    color: var(--blue-600); letter-spacing: 0.3px; word-break: break-all;
    cursor: pointer; transition: all var(--transition);
}
.key-code:hover { background: var(--blue-100); }

.hwid-code {
    font-family: 'JetBrains Mono', monospace; font-size: 0.68rem; color: var(--text-muted);
    max-width: 120px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: block;
}

/* ============================================
   EMPTY STATE
   ============================================ */
.empty-state { text-align: center; padding: 2.5rem; color: var(--text-muted); }
.empty-state .empty-icon { font-size: 2.5rem; margin-bottom: 0.5rem; opacity: 0.3; }
.empty-state p { font-size: 0.85rem; }

/* ============================================
   CONFIRM DIALOG
   ============================================ */
.confirm-overlay {
    position: fixed; inset: 0; background: rgba(15,23,42,0.3); backdrop-filter: blur(6px);
    display: flex; align-items: center; justify-content: center; z-index: 1000;
    animation: fadeIn 0.15s ease;
}
@keyframes fadeIn { from { opacity:0; } to { opacity:1; } }
.confirm-dialog {
    background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg);
    padding: 1.75rem; max-width: 400px; width: 90%; box-shadow: var(--shadow-lg);
}
.confirm-dialog h4 { color: var(--text-bright); margin-bottom: 0.5rem; font-size: 1.05rem; }
.confirm-dialog p { color: var(--text-secondary); font-size: 0.85rem; margin-bottom: 1.5rem; line-height: 1.6; }
.confirm-dialog .btn-group { justify-content: flex-end; }

/* ============================================
   TOAST
   ============================================ */
.toast-container { position: fixed; top: 16px; right: 16px; z-index: 9999; display: flex; flex-direction: column; gap: 0.5rem; }

/* ============================================
   UTILITIES
   ============================================ */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-green { color: var(--green); }
.text-red { color: var(--red); }
.text-cyan { color: var(--cyan); }
.text-orange { color: var(--orange); }
.text-purple { color: var(--purple); }
.text-sm { font-size: 0.78rem; }
.text-xs { font-size: 0.68rem; }
.text-mono { font-family: 'JetBrains Mono', monospace; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.inline-form { display: inline; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) { .grid-2 { grid-template-columns: 1fr; } }
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); box-shadow: none; }
    .sidebar.open { transform: translateX(0); box-shadow: var(--shadow-lg); }
    .main-content { margin-left: 0; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .toolbar { flex-direction: column; align-items: stretch; }
    #menu-toggle { display: inline-flex !important; }
}

/* Scrollbar */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-hover); }

::selection { background: var(--accent); color: #fff; }