/* David Grial - Estilos Personalizados */

:root {
    --gold: #d4af37;
    --gold-light: #f4d03f;
    --black: #000000;
    --dark: #1a1a1a;
    --darker: #0a0a0a;
    --gray: #2d2d2d;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: var(--black);
    color: #ffffff;
    line-height: 1.6;
}

/* Gradientes dorados */
.bg-gold-gradient {
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%);
}

.text-gold {
    color: var(--gold);
}

.border-gold {
    border-color: var(--gold);
}

/* Botones */
.btn-gold {
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%);
    color: var(--black);
    padding: 12px 32px;
    border-radius: 50px;
    font-weight: 700;
    text-decoration: none;
    display: inline-block;
    transition: transform 0.2s, box-shadow 0.2s;
    border: none;
    cursor: pointer;
}

.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(212, 175, 55, 0.3);
}

.btn-outline-gold {
    background: transparent;
    color: var(--gold);
    border: 2px solid var(--gold);
    padding: 10px 30px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all 0.2s;
}

.btn-outline-gold:hover {
    background: var(--gold);
    color: var(--black);
}

/* Cards */
.card {
    background: var(--gray);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 12px;
    padding: 24px;
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(212, 175, 55, 0.15);
}

/* Navbar */
.navbar {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(212, 175, 55, 0.2);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar a {
    color: #ffffff;
    text-decoration: none;
    padding: 12px 20px;
    display: inline-block;
    transition: color 0.2s;
}

.navbar a:hover {
    color: var(--gold);
}

/* Footer */
.footer {
    background: var(--darker);
    border-top: 1px solid rgba(212, 175, 55, 0.2);
    padding: 40px 0;
    margin-top: 80px;
}

/* WhatsApp Button */
.whatsapp-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.4);
    transition: transform 0.2s;
    z-index: 999;
}

.whatsapp-button:hover {
    transform: scale(1.1);
}

/* Forms */
input, textarea, select {
    width: 100%;
    padding: 12px 16px;
    background: var(--gray);
    border: 2px solid rgba(212, 175, 55, 0.2);
    border-radius: 8px;
    color: #ffffff;
    font-size: 16px;
    transition: border-color 0.2s;
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--gold);
}

label {
    display: block;
    margin-bottom: 8px;
    color: var(--gold);
    font-weight: 600;
}

/* Tablas */
table {
    width: 100%;
    border-collapse: collapse;
}

table th {
    background: var(--gray);
    padding: 12px;
    text-align: left;
    color: var(--gold);
    font-weight: 600;
}

table td {
    padding: 12px;
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
}

table tr:hover {
    background: rgba(212, 175, 55, 0.05);
}

/* Alerts */
.alert {
    padding: 16px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.alert-success {
    background: rgba(76, 175, 80, 0.2);
    border: 1px solid rgba(76, 175, 80, 0.5);
    color: #4caf50;
}

.alert-error {
    background: rgba(244, 67, 54, 0.2);
    border: 1px solid rgba(244, 67, 54, 0.5);
    color: #f44336;
}

.alert-info {
    background: rgba(33, 150, 243, 0.2);
    border: 1px solid rgba(33, 150, 243, 0.5);
    color: #2196f3;
}

/* Loader */
.loader {
    border: 4px solid rgba(212, 175, 55, 0.2);
    border-top: 4px solid var(--gold);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

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

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        padding: 10px;
    }
    
    .card {
        padding: 16px;
    }
    
    .whatsapp-button {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
    }
}

/* Audio Player */
audio {
    width: 100%;
    margin: 20px 0;
}

/* PDF Viewer */
.pdf-link {
    display: inline-block;
    padding: 10px 20px;
    background: var(--gray);
    border: 1px solid var(--gold);
    border-radius: 8px;
    color: var(--gold);
    text-decoration: none;
    margin: 5px;
    transition: all 0.2s;
}

.pdf-link:hover {
    background: var(--gold);
    color: var(--black);
}