@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Sans:wght@300;400;500;600&display=swap');

:root {
    --bg-primary:    #0a0a0f;
    --bg-secondary:  #111118;
    --bg-card:       #16161f;
    --bg-hover:      #1e1e2a;
    --border:        #2a2a3a;
    --border-light:  #333345;

    --text-primary:  #f0f0ff;
    --text-secondary:#9090b0;
    --text-muted:    #5a5a78;

    --accent:        #6c63ff;
    --accent-hover:  #7c74ff;
    --accent-soft:   rgba(108,99,255,0.12);
    --accent-glow:   rgba(108,99,255,0.25);

    --success:       #22c55e;
    --success-soft:  rgba(34,197,94,0.12);
    --warning:       #f59e0b;
    --warning-soft:  rgba(245,158,11,0.12);
    --danger:        #ef4444;
    --danger-soft:   rgba(239,68,68,0.12);
    --info:          #38bdf8;
    --info-soft:     rgba(56,189,248,0.12);

    --sidebar-width: 260px;
    --radius:        12px;
    --radius-sm:     8px;
    --shadow:        0 4px 24px rgba(0,0,0,0.4);
    --shadow-lg:     0 8px 40px rgba(0,0,0,0.6);

    --font-display: 'Syne', sans-serif;
    --font-body:    'DM Sans', sans-serif;
}

:root.light-mode {
    --bg-primary:    #f8fafc;
    --bg-secondary:  #ffffff;
    --bg-card:       #ffffff;
    --bg-hover:      #f1f5f9;
    --border:        #e2e8f0;
    --border-light:  #cbd5e1;

    --text-primary:  #0f172a;
    --text-secondary:#334155;
    --text-muted:    #64748b;

    /* Maintain same accent/status colors since they usually work on light mode too */
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

/* ─── SIDEBAR ─────────────────────────────── */
.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 ease;
}

.sidebar-logo {
    padding: 28px 24px 20px;
    border-bottom: 1px solid var(--border);
}

.sidebar-logo h1 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.sidebar-logo span {
    color: var(--accent);
}

.sidebar-logo p {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 2px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 12px;
    overflow-y: auto;
}

.nav-section-title {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 12px 12px 6px;
    margin-top: 8px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 500;
    transition: all 0.2s ease;
    margin-bottom: 2px;
}

.nav-item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.nav-item.active {
    background: var(--accent-soft);
    color: var(--accent);
}

.nav-item .icon {
    width: 18px;
    height: 18px;
    opacity: 0.8;
    flex-shrink: 0;
}

.nav-item.active .icon { opacity: 1; }

.nav-badge {
    margin-left: auto;
    background: var(--danger);
    color: white;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 20px;
    min-width: 20px;
    text-align: center;
}

.sidebar-footer {
    padding: 16px 12px;
    border-top: 1px solid var(--border);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background 0.2s;
}

.user-info:hover { background: var(--bg-hover); }

.avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--accent-soft);
    border: 2px solid var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--accent);
    flex-shrink: 0;
}

.user-details { flex: 1; min-width: 0; }
.user-details .name {
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.user-details .role {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ─── MAIN CONTENT ────────────────────────── */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.topbar {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 0 32px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.page-content {
    padding: 32px;
    flex: 1;
}

/* ─── CARDS ───────────────────────────────── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.card-title {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.card-subtitle {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* ─── KPI CARDS ───────────────────────────── */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.kpi-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    position: relative;
    overflow: hidden;
    transition: border-color 0.2s, transform 0.2s;
}

.kpi-card:hover {
    border-color: var(--border-light);
    transform: translateY(-2px);
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--accent);
    border-radius: var(--radius) var(--radius) 0 0;
}

.kpi-card.success::before { background: var(--success); }
.kpi-card.warning::before { background: var(--warning); }
.kpi-card.danger::before  { background: var(--danger); }
.kpi-card.info::before    { background: var(--info); }

.kpi-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    background: var(--accent-soft);
    color: var(--accent);
}

.kpi-card.success .kpi-icon { background: var(--success-soft); color: var(--success); }
.kpi-card.warning .kpi-icon { background: var(--warning-soft); color: var(--warning); }
.kpi-card.danger  .kpi-icon { background: var(--danger-soft);  color: var(--danger); }
.kpi-card.info    .kpi-icon { background: var(--info-soft);    color: var(--info); }

.kpi-value {
    /*font-family: var(--font-display);*/
    font-size: 2rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 4px;
}

.kpi-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* ─── BOTONES ─────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent);
    color: white;
}
.btn-primary:hover {
    background: var(--accent-hover);
    box-shadow: 0 0 20px var(--accent-glow);
}

.btn-secondary {
    background: var(--bg-hover);
    color: var(--text-primary);
    border: 1px solid var(--border);
}
.btn-secondary:hover { border-color: var(--border-light); background: var(--border); }

.btn-danger  { background: var(--danger-soft);  color: var(--danger);  border: 1px solid rgba(239,68,68,0.3); }
.btn-success { background: var(--success-soft); color: var(--success); border: 1px solid rgba(34,197,94,0.3); }
.btn-sm { padding: 6px 12px; font-size: 0.8rem; }

/* ─── TABLAS ──────────────────────────────── */
.table-wrap {
    overflow-x: auto;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

thead th {
    background: var(--bg-secondary);
    padding: 14px 16px;
    text-align: left;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

tbody tr {
    border-bottom: 1px solid var(--border);
    transition: background 0.15s;
}

tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: var(--bg-hover); }

tbody td {
    padding: 14px 16px;
    color: var(--text-secondary);
    vertical-align: middle;
}

/* ─── BADGES ──────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 600;
    white-space: nowrap;
}

.badge-success { background: var(--success-soft); color: var(--success); }
.badge-warning { background: var(--warning-soft); color: var(--warning); }
.badge-danger  { background: var(--danger-soft);  color: var(--danger); }
.badge-info    { background: var(--info-soft);    color: var(--info); }
.badge-purple  { background: var(--accent-soft);  color: var(--accent); }
.badge-muted   { background: var(--bg-hover);     color: var(--text-muted); }

/* ─── FORMULARIOS ─────────────────────────── */
.form-group { margin-bottom: 20px; }

.form-label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-control {
    width: 100%;
    padding: 11px 14px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}

.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

.form-control::placeholder { color: var(--text-muted); }

select.form-control { cursor: pointer; }

textarea.form-control { resize: vertical; min-height: 100px; }

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

/* ─── ALERTS ──────────────────────────────── */
.alert {
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success { background: var(--success-soft); color: var(--success); border: 1px solid rgba(34,197,94,0.3); }
.alert-danger  { background: var(--danger-soft);  color: var(--danger);  border: 1px solid rgba(239,68,68,0.3); }
.alert-warning { background: var(--warning-soft); color: var(--warning); border: 1px solid rgba(245,158,11,0.3); }

/* ─── MODAL ───────────────────────────────── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.75);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s;
}

.modal-overlay.open { opacity: 1; visibility: visible; }

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.95);
    transition: transform 0.2s;
}

.modal-overlay.open .modal { transform: scale(1); }

.modal-header {
    padding: 24px 24px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1.4rem;
    line-height: 1;
    padding: 4px;
    transition: color 0.2s;
}

.modal-close:hover { color: var(--text-primary); }

.modal-body { padding: 24px; }

.modal-footer {
    padding: 0 24px 24px;
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

/* ─── ESTADOS VACÍOS ──────────────────────── */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state svg {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    opacity: 0.4;
}

.empty-state h3 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.empty-state p { font-size: 0.875rem; }

/* ─── PÁGINA DE LOGIN ─────────────────────── */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.login-page::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    top: -200px;
    right: -200px;
    pointer-events: none;
}

.login-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 48px;
    width: 100%;
    max-width: 440px;
    position: relative;
    z-index: 1;
    box-shadow: var(--shadow-lg);
}

.login-logo {
    text-align: center;
    margin-bottom: 36px;
}

.login-logo h1 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -1px;
}

.login-logo h1 span { color: var(--accent); }
.login-logo p { color: var(--text-muted); font-size: 0.85rem; margin-top: 6px; }

/* ─── UTILIDADES ──────────────────────────── */
.flex         { display: flex; }
.flex-center  { display: flex; align-items: center; justify-content: center; }
.gap-2        { gap: 8px; }
.gap-3        { gap: 12px; }
.gap-4        { gap: 16px; }
.mt-4         { margin-top: 16px; }
.mt-6         { margin-top: 24px; }
.mb-6         { margin-bottom: 24px; }
.text-right   { text-align: right; }
.text-muted   { color: var(--text-muted); }
.text-sm      { font-size: 0.8rem; }
.font-bold    { font-weight: 700; }
.w-full       { width: 100%; }

/* ─── RESPONSIVE ──────────────────────────── */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open {
        transform: translateX(0);
        box-shadow: 4px 0 40px rgba(0,0,0,0.5);
    }
    .main-content {
        margin-left: 0;
    }
    .page-content {
        padding: 20px 16px;
    }
    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    .topbar {
        padding: 0 16px;
    }
    /* Fix inline 2-column grids */
    [style*="grid-template-columns:1fr 1fr"],
    [style*="grid-template-columns: 1fr 1fr"],
    [style*="grid-template-columns:1fr 300px"],
    [style*="grid-template-columns: 1fr 300px"] {
        grid-template-columns: 1fr !important;
    }
    /* Tables scroll */
    .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
    /* Modal full width */
    .modal { max-width: 95vw; }
    /* Login box padding */
    .login-box { padding: 32px 24px; margin: 16px; }
}

/* Sidebar mobile overlay backdrop */
.sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 99;
}
.sidebar-backdrop.active { display: block; }

@media (max-width: 480px) {
    .kpi-grid {
        grid-template-columns: 1fr !important;
    }
    .topbar { flex-wrap: wrap; gap: 8px; height: auto; padding: 12px 16px; }
    .card { padding: 16px; }
    .card-header { flex-direction: column; gap: 12px; }
}

/* ─── SCROLLBAR ───────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }