/* ====================================================================
   GUARDERÍA NÁUTICA LOS SOLARES - ESTILOS PERSONALIZADOS
   Tema Náutico Profesional - 100% Responsivo
   ==================================================================== */

:root {
    --nav-dark: #0c233c;
    --nav-light: #16365c;
    --marine-blue: #1e40af;
    --marine-light: #3b82f6;
    --marine-cyan: #0284c7;
    --bg-light: #f8fafc;
    --text-main: #1e293b;
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --card-shadow-hover: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.07);
}

body {
    background-color: var(--bg-light);
    color: var(--text-main);
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Barra de Navegación */
.navbar-custom {
    background: linear-gradient(135deg, var(--nav-dark) 0%, var(--nav-light) 100%);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: 0.5px;
    color: #ffffff !important;
}

.navbar-custom .nav-link {
    color: #cbd5e1 !important;
    font-weight: 500;
    padding: 0.6rem 1rem !important;
    border-radius: 6px;
    transition: all 0.2s ease-in-out;
}

.navbar-custom .nav-link:hover,
.navbar-custom .nav-link.active {
    color: #ffffff !important;
    background-color: rgba(255, 255, 255, 0.12);
}

/* Tarjetas y Contenedores */
.card {
    border: none;
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    box-shadow: var(--card-shadow-hover);
}

.card-header {
    background-color: #ffffff;
    border-bottom: 1px solid #edf2f7;
    border-top-left-radius: 12px !important;
    border-top-right-radius: 12px !important;
    padding: 1rem 1.25rem;
}

/* Botones y Accesos Grandes en Dashboard */
.dashboard-btn-card {
    border-radius: 14px;
    text-decoration: none;
    display: block;
    padding: 1.5rem;
    color: #ffffff;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    border: none;
    position: relative;
    overflow: hidden;
}

.dashboard-btn-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 20px -5px rgba(0, 0, 0, 0.25);
    color: #ffffff;
}

.btn-card-clientes {
    background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
}

.btn-card-embarcaciones {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
}

.btn-card-pagos {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
}

.btn-card-services {
    background: linear-gradient(135deg, #d97706 0%, #b45309 100%);
}

.dashboard-btn-card .icon-watermark {
    position: absolute;
    right: 15px;
    bottom: 5px;
    font-size: 5rem;
    opacity: 0.15;
    pointer-events: none;
}

/* Tarjetas de Estadísticas / KPIs */
.kpi-card {
    border-left: 5px solid;
    border-radius: 10px;
    background: #ffffff;
}

.kpi-card.kpi-blue { border-left-color: #2563eb; }
.kpi-card.kpi-cyan { border-left-color: #0284c7; }
.kpi-card.kpi-green { border-left-color: #10b981; }
.kpi-card.kpi-amber { border-left-color: #f59e0b; }
.kpi-card.kpi-red { border-left-color: #ef4444; }

.kpi-number {
    font-size: 1.75rem;
    font-weight: 700;
    line-height: 1.2;
}

/* Badges de Estado */
.badge-status {
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.4em 0.75em;
    border-radius: 20px;
}

.badge-pagada {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.badge-pendiente {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.badge-proximo {
    background-color: #fef3c7;
    color: #92400e;
    border: 1px solid #fde68a;
}

.badge-realizado {
    background-color: #e0f2fe;
    color: #0369a1;
    border: 1px solid #bae6fd;
}

/* Tablas Responsivas */
.table-responsive {
    border-radius: 8px;
    overflow-x: auto;
}

.table th {
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background-color: #f8fafc;
    color: #64748b;
    border-bottom: 2px solid #e2e8f0;
}

.table td {
    vertical-align: middle;
    font-size: 0.92rem;
}

/* Pie de página */
footer {
    margin-top: auto;
    background-color: #ffffff;
    border-top: 1px solid #e2e8f0;
    padding: 1.25rem 0;
    color: #64748b;
    font-size: 0.875rem;
}

/* Pantalla de Login */
.login-card {
    max-width: 420px;
    width: 100%;
    border-radius: 16px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
}

.login-header {
    background: linear-gradient(135deg, var(--nav-dark) 0%, var(--nav-light) 100%);
    color: #ffffff;
    padding: 2.2rem 1.5rem;
    text-align: center;
    border-top-left-radius: 16px;
    border-top-right-radius: 16px;
}

/* Optimizaciones para Celulares */
@media (max-width: 767.98px) {
    .navbar-brand {
        font-size: 1.05rem;
    }
    
    .dashboard-btn-card {
        padding: 1.1rem;
        margin-bottom: 0.75rem;
    }

    .dashboard-btn-card h3 {
        font-size: 1.25rem;
    }

    .kpi-number {
        font-size: 1.4rem;
    }

    .table td, .table th {
        padding: 0.5rem;
        font-size: 0.85rem;
    }
}