/**
 * KondoHotel PMS - Estilos principales
 * Línea gráfica del logo: Azul #1a2a6c + Gris #6b7280
 */

:root {
    --primary: #1a2a6c;
    --primary-dark: #0f1a4a;
    --primary-light: #2a3a8c;
    --secondary: #6b7280;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    --light: #f8fafc;
    --dark: #1e293b;
    --sidebar-width: 260px;
    --topbar-height: 60px;
    --border-radius: 10px;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: #f1f5f9;
    color: #334155;
    margin: 0;
}

/* ========== SIDEBAR ========== */
.sidebar {
    width: var(--sidebar-width);
    min-height: 100vh;
    background: linear-gradient(180deg, var(--primary-dark) 0%, var(--primary) 100%);
    color: #fff;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    transition: transform 0.3s ease;
    overflow-y: auto;
}

.sidebar-header {
    padding: 1.25rem 1.25rem 1rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-brand {
    color: #fff;
    text-decoration: none;
    font-size: 1.25rem;
    font-weight: 700;
    display: flex;
    align-items: center;
}

.sidebar-brand:hover {
    color: #fff;
}

.sidebar-hotel {
    font-size: 0.75rem;
    opacity: 0.7;
    margin-top: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-nav {
    list-style: none;
    padding: 0.75rem 0;
    margin: 0;
}

.sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.7rem 1.25rem;
    color: rgba(255,255,255,0.75);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.15s;
    border-left: 3px solid transparent;
}

.sidebar-nav .nav-link:hover,
.sidebar-nav .nav-link.active {
    color: #fff;
    background: rgba(255,255,255,0.1);
    border-left-color: #fff;
}

.sidebar-nav .nav-link i {
    font-size: 1.1rem;
    width: 22px;
    text-align: center;
}

.nav-divider {
    height: 1px;
    background: rgba(255,255,255,0.1);
    margin: 0.75rem 1.25rem;
}

/* ========== TOPBAR ========== */
.topbar {
    height: var(--topbar-height);
    background: #fff;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.25rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.topbar-title {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--dark);
    margin-left: 0.5rem;
}

.sidebar-toggle {
    color: var(--secondary);
    padding: 0.25rem;
    text-decoration: none;
}

.avatar-sm {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 600;
}

/* ========== MAIN CONTENT ========== */
#page-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: margin-left 0.3s ease;
}

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

.app-footer {
    padding: 0.75rem 1.5rem;
    border-top: 1px solid #e2e8f0;
    background: #fff;
    text-align: center;
}

/* ========== CARDS ========== */
.stat-card {
    background: #fff;
    border-radius: var(--border-radius);
    padding: 1.25rem;
    border: 1px solid #e2e8f0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
    transition: box-shadow 0.2s;
}

.stat-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.stat-card .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
}

.stat-card .stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--dark);
    line-height: 1.2;
}

.stat-card .stat-label {
    font-size: 0.85rem;
    color: var(--secondary);
}

.card-kondo {
    background: #fff;
    border-radius: var(--border-radius);
    border: 1px solid #e2e8f0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.card-kondo .card-header {
    background: transparent;
    border-bottom: 1px solid #e2e8f0;
    padding: 1rem 1.25rem;
    font-weight: 600;
}

/* ========== BUTTONS ========== */
.btn-primary {
    background-color: var(--primary);
    border-color: var(--primary);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
}

.btn-outline-primary {
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline-primary:hover {
    background-color: var(--primary);
    border-color: var(--primary);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.show {
        transform: translateX(0);
    }
    #page-content {
        margin-left: 0;
    }
    .sidebar-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.4);
        z-index: 999;
    }
    .sidebar-overlay.show {
        display: block;
    }
}

/* ========== UTILITIES ========== */
.text-primary { color: var(--primary) !important; }
.bg-primary { background-color: var(--primary) !important; }
.bg-primary-soft { background-color: rgba(26,42,108,0.1); }
.bg-success-soft { background-color: rgba(16,185,129,0.1); }
.bg-warning-soft { background-color: rgba(245,158,11,0.1); }
.bg-danger-soft { background-color: rgba(239,68,68,0.1); }
.bg-info-soft { background-color: rgba(59,130,246,0.1); }