/* =============================================
   Prima Management — Light Professional Theme
   ============================================= */

:root {
    --bg-primary: #f5f6fa;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --bg-card-hover: #f8f9fc;
    --bg-input: #f5f6fa;
    --border: #e2e5f1;
    --border-focus: #2c5aa0;
    --text-primary: #1a1f36;
    --text-secondary: #5a607f;
    --text-muted: #9ca0b8;
    --accent: #2c5aa0;
    --accent-hover: #1e4a8a;
    --accent-dim: rgba(44, 90, 160, 0.08);
    --accent-light: rgba(44, 90, 160, 0.12);
    --status-ok: #1a9a5c;
    --status-ok-bg: rgba(26, 154, 92, 0.08);
    --status-warning: #c47e15;
    --status-warning-bg: rgba(196, 126, 21, 0.08);
    --status-critical: #d63a3a;
    --status-critical-bg: rgba(214, 58, 58, 0.07);
    --status-expired: #d63a3a;
    --status-neutral: #9ca0b8;
    --status-neutral-bg: rgba(156, 160, 184, 0.1);
    --radius: 8px;
    --radius-lg: 12px;
    --sidebar-width: 260px;
    --font: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --shadow-sm: 0 1px 3px rgba(26, 31, 54, 0.06);
    --shadow-md: 0 4px 12px rgba(26, 31, 54, 0.08);
    --shadow-lg: 0 8px 30px rgba(26, 31, 54, 0.12);
}

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

body {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* LOGIN */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(ellipse at 30% 20%, rgba(44, 90, 160, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(44, 90, 160, 0.04) 0%, transparent 50%),
        var(--bg-primary);
}

.login-container { width: 100%; max-width: 420px; padding: 40px; }
.login-brand { text-align: center; margin-bottom: 32px; }
.login-logo { margin-bottom: 16px; display: inline-block; }
.login-brand h1 { font-size: 26px; font-weight: 700; letter-spacing: -0.5px; color: var(--text-primary); }
.login-subtitle { color: var(--text-secondary); font-size: 14px; margin-top: 4px; }
.login-form-wrap { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px; box-shadow: var(--shadow-md); }
.login-footer { text-align: center; margin-top: 24px; font-size: 12px; color: var(--text-muted); }

/* ALERTS */
.alert { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 16px; font-size: 14px; font-weight: 500; }
.alert-error { background: var(--status-critical-bg); color: var(--status-critical); border: 1px solid rgba(214,58,58,0.2); }
.alert-success { background: var(--status-ok-bg); color: var(--status-ok); border: 1px solid rgba(26,154,92,0.2); }
.alert-warning { background: var(--status-warning-bg); color: var(--status-warning); border: 1px solid rgba(196,126,21,0.2); }

/* FORMS */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 12px; font-weight: 600; color: var(--text-secondary); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.5px; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 10px 14px; font-family: var(--font); font-size: 14px; background: var(--bg-input); border: 1px solid var(--border); border-radius: var(--radius); color: var(--text-primary); transition: border-color 0.2s, box-shadow 0.2s; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--border-focus); box-shadow: 0 0 0 3px var(--accent-dim); background: #fff; }
.form-group input::placeholder { color: var(--text-muted); }
.form-group textarea { resize: vertical; min-height: 80px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.form-check { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.form-check input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--accent); }
.form-section-title { font-size: 12px; font-weight: 700; color: var(--accent); text-transform: uppercase; letter-spacing: 1px; margin: 24px 0 12px; padding-bottom: 8px; border-bottom: 1px solid var(--border); }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 20px; font-family: var(--font); font-size: 14px; font-weight: 600; border: 1px solid transparent; border-radius: var(--radius); cursor: pointer; transition: all 0.15s ease; text-decoration: none; white-space: nowrap; }
.btn-primary { background: var(--accent); color: #ffffff; border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-secondary { background: var(--bg-card); color: var(--text-primary); border-color: var(--border); }
.btn-secondary:hover { background: var(--bg-card-hover); border-color: #c8cce0; }
.btn-danger { background: transparent; color: var(--status-critical); border-color: rgba(214,58,58,0.25); }
.btn-danger:hover { background: var(--status-critical-bg); }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-full { width: 100%; justify-content: center; }
.btn-icon { padding: 8px; border-radius: var(--radius); background: transparent; border: none; color: var(--text-secondary); cursor: pointer; transition: all 0.15s; }
.btn-icon:hover { color: var(--accent); background: var(--accent-dim); }

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

.sidebar { width: var(--sidebar-width); background: var(--bg-secondary); border-right: 1px solid var(--border); display: flex; flex-direction: column; position: fixed; top: 0; left: 0; bottom: 0; z-index: 100; transition: transform 0.3s; box-shadow: var(--shadow-sm); }
.sidebar-brand { display: flex; align-items: center; justify-content: center; padding: 18px 16px; border-bottom: 1px solid var(--border); }
.sidebar-brand img { max-width: 100%; }
.sidebar-nav { flex: 1; padding: 12px; overflow-y: auto; }
.nav-section-label { font-size: 11px; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1.2px; padding: 16px 12px 8px; }

.nav-item { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: var(--radius); color: var(--text-secondary); text-decoration: none; font-size: 14px; font-weight: 500; cursor: pointer; transition: all 0.15s; border: none; background: none; width: 100%; text-align: left; font-family: var(--font); }
.nav-item:hover { background: var(--bg-primary); color: var(--text-primary); }
.nav-item.active { background: var(--accent-light); color: var(--accent); font-weight: 600; }
.nav-item svg { flex-shrink: 0; opacity: 0.6; }
.nav-item.active svg { opacity: 1; }
.nav-badge { margin-left: auto; background: var(--status-critical); color: #fff; font-size: 11px; font-weight: 700; padding: 2px 7px; border-radius: 10px; }

.sidebar-user { padding: 16px 20px; border-top: 1px solid var(--border); display: flex; align-items: center; gap: 10px; }
.sidebar-user-avatar { width: 34px; height: 34px; border-radius: 50%; background: var(--accent-light); display: flex; align-items: center; justify-content: center; color: var(--accent); font-weight: 700; font-size: 14px; flex-shrink: 0; }
.sidebar-user-info { flex: 1; min-width: 0; }
.sidebar-user-name { font-size: 13px; font-weight: 600; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-user-role { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }

.main-content { flex: 1; margin-left: var(--sidebar-width); min-height: 100vh; }
.page-header { display: flex; align-items: center; justify-content: space-between; padding: 24px 32px; border-bottom: 1px solid var(--border); background: var(--bg-secondary); position: sticky; top: 0; z-index: 50; }
.page-header h1 { font-size: 22px; font-weight: 700; letter-spacing: -0.3px; }
.page-header-actions { display: flex; gap: 8px; align-items: center; }
.page-body { padding: 24px 32px; }

/* DASHBOARD */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 20px; transition: all 0.2s; box-shadow: var(--shadow-sm); }
.stat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.stat-label { font-size: 11px; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.8px; margin-bottom: 8px; }
.stat-value { font-size: 28px; font-weight: 700; color: var(--text-primary); letter-spacing: -0.5px; }
.stat-value small { font-size: 14px; color: var(--text-secondary); font-weight: 500; }
.stat-card.accent { border-color: var(--accent); background: linear-gradient(135deg, rgba(44,90,160,0.04), #fff); }

.alerts-section { margin-bottom: 24px; }
.section-title { font-size: 16px; font-weight: 700; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.alert-list { display: flex; flex-direction: column; gap: 8px; }
.alert-item { display: flex; align-items: center; gap: 12px; padding: 12px 16px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); font-size: 14px; transition: all 0.15s; box-shadow: var(--shadow-sm); }
.alert-item:hover { box-shadow: var(--shadow-md); }
.alert-item .alert-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.alert-item .alert-dot.expired { background: var(--status-expired); }
.alert-item .alert-dot.critical { background: var(--status-critical); }
.alert-item .alert-dot.warning { background: var(--status-warning); }
.alert-item .alert-dot.ok { background: var(--status-ok); }
.alert-item .alert-name { font-weight: 600; color: var(--text-primary); min-width: 200px; }
.alert-item .alert-detail { color: var(--text-secondary); flex: 1; }
.alert-item .alert-days { font-weight: 700; font-size: 13px; padding: 4px 10px; border-radius: 20px; white-space: nowrap; }
.days-expired { background: var(--status-critical-bg); color: var(--status-expired); }
.days-critical { background: var(--status-critical-bg); color: var(--status-critical); }
.days-warning { background: var(--status-warning-bg); color: var(--status-warning); }
.days-ok { background: var(--status-ok-bg); color: var(--status-ok); }

/* TABLES */
.data-table-wrap { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); }
.data-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.data-table th { text-align: left; padding: 12px 16px; font-size: 11px; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.8px; background: var(--bg-primary); border-bottom: 1px solid var(--border); position: sticky; top: 0; }
.data-table td { padding: 12px 16px; border-bottom: 1px solid var(--border); color: var(--text-secondary); vertical-align: middle; }
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: var(--bg-card-hover); }
.data-table td.name-cell { color: var(--text-primary); font-weight: 600; }

.badge { display: inline-flex; align-items: center; gap: 4px; padding: 3px 10px; border-radius: 20px; font-size: 12px; font-weight: 600; white-space: nowrap; }
.badge-ok { background: var(--status-ok-bg); color: var(--status-ok); }
.badge-warning { background: var(--status-warning-bg); color: var(--status-warning); }
.badge-critical { background: var(--status-critical-bg); color: var(--status-critical); }
.badge-expired { background: var(--status-critical-bg); color: var(--status-expired); }
.badge-neutral { background: var(--status-neutral-bg); color: var(--text-secondary); }
.table-actions { display: flex; gap: 4px; }

/* MODAL */
.modal-overlay { position: fixed; inset: 0; background: rgba(26,31,54,0.4); backdrop-filter: blur(4px); display: flex; align-items: center; justify-content: center; z-index: 1000; opacity: 0; visibility: hidden; transition: all 0.2s; }
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); width: 100%; max-width: 640px; max-height: 90vh; display: flex; flex-direction: column; box-shadow: var(--shadow-lg); transform: translateY(20px); transition: transform 0.2s; }
.modal-overlay.active .modal { transform: translateY(0); }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px; border-bottom: 1px solid var(--border); }
.modal-header h2 { font-size: 18px; font-weight: 700; }
.modal-body { padding: 24px; overflow-y: auto; flex: 1; }
.modal-footer { padding: 16px 24px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 8px; }

/* EMPTY & SPINNER */
.empty-state { text-align: center; padding: 60px 20px; color: var(--text-muted); }
.empty-state h3 { font-size: 16px; color: var(--text-secondary); margin-bottom: 8px; }
.empty-state p { font-size: 14px; }
.spinner { width: 32px; height: 32px; border: 3px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.7s linear infinite; margin: 40px auto; }
@keyframes spin { to { transform: rotate(360deg); } }

/* TOASTS */
.toast-container { position: fixed; top: 20px; right: 20px; z-index: 2000; display: flex; flex-direction: column; gap: 8px; }
.toast { padding: 12px 20px; border-radius: var(--radius); font-size: 14px; font-weight: 500; box-shadow: var(--shadow-lg); animation: toastIn 0.3s ease; max-width: 400px; }
.toast-success { background: #edf7f0; color: var(--status-ok); border: 1px solid rgba(26,154,92,0.2); }
.toast-error { background: #fdf0f0; color: var(--status-critical); border: 1px solid rgba(214,58,58,0.2); }
.toast-info { background: var(--bg-card); color: var(--text-primary); border: 1px solid var(--border); }
@keyframes toastIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* MOBILE */
.mobile-menu-btn { display: none; position: fixed; top: 16px; left: 16px; z-index: 200; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 10px; color: var(--text-primary); cursor: pointer; box-shadow: var(--shadow-sm); }
.sidebar-overlay { display: none; position: fixed; inset: 0; background: rgba(26,31,54,0.3); z-index: 90; }

.permissions-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.permission-item { display: flex; align-items: center; gap: 8px; padding: 8px 12px; background: var(--bg-input); border: 1px solid var(--border); border-radius: var(--radius); cursor: pointer; transition: border-color 0.15s; }
.permission-item:hover { border-color: var(--accent); background: var(--accent-dim); }
.permission-item input:checked + span { color: var(--accent); font-weight: 600; }

@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; }
    .mobile-menu-btn { display: block; }
    .sidebar-overlay.active { display: block; }
    .page-header { padding: 16px; padding-left: 56px; }
    .page-body { padding: 16px; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .form-row, .form-row-3 { grid-template-columns: 1fr; }
    .modal { margin: 16px; max-height: calc(100vh - 32px); }
    .data-table-wrap { overflow-x: auto; }
}
@media (max-width: 480px) { .stats-grid { grid-template-columns: 1fr; } }

/* SCHEDULE GRID */
.data-table td[onclick] { transition: background 0.1s; }
.data-table td[onclick]:hover { background: var(--accent-dim) !important; }