/* Estilos personalizados para el sistema de rifas */

/* Variables */
:root {
    --primary: #4361ee;
    --secondary: #3a0ca3;
    --success: #4cc9f0;
    --info: #7209b7;
    --warning: #f72585;
    --light: #f8f9fa;
    --dark: #212529;
}

/* Estilos generales */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #333;
    background-color: #f8f9fa;
}

/* Navbar personalizada */
.navbar {
    padding: 1rem 0;
    background: white !important;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
}

/* Hero section */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
}

.hero h1 {
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

/* Cards */
.card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: none;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15) !important;
}

/* Botones */
.btn {
    border-radius: 8px;
    padding: 0.5rem 1.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(67, 97, 238, 0.3);
}

/* Footer */
footer {
    background: var(--dark) !important;
}

/* Alertas personalizadas */
.alert {
    border-radius: 10px;
    border: none;
}

/* ESTILOS ESPECÍFICOS PARA FORMULARIOS DE LOGIN */
/* Estos estilos NO interfieren porque el login.php tiene sus propios estilos inline */

/* Sidebar */
.sidebar {
    min-height: calc(100vh - 56px);
}

.sidebar .nav-link.active {
    background-color: var(--primary);
    color: white;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
}

/* Loading spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}