:root {
    --navy: #0a192f;
    --green: #64ffda;
    --light-green: #64ffda;
    --lightest-slate: #ccd6f6;
    --slate: #8892b0;
    --dark-slate: #495670;
    --dark-navy: #020c1b;
    --red: #ff5555;
    --gold: #ffb86c;
    --christmas-red: #c41e3a;
    --christmas-green: #228b22;
    --snow-white: #f8f9fa;
    --gold: #ffd700;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: linear-gradient(rgba(10, 25, 47, 0.9), rgba(10, 25, 47, 0.9)), 
                url('https://images.unsplash.com/photo-1544551763-46a013bb70d5?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2070&q=80');
    background-size: cover;
    background-attachment: fixed;
    color: var(--lightest-slate);
    min-height: 100vh;
    position: relative;
}

/* Efectos navideños */
.snowflake {
    position: fixed;
    top: -10px;
    color: white;
    font-size: 1em;
    animation: fall linear forwards;
    z-index: 9999;
    pointer-events: none;
}

@keyframes fall {
    to {
        transform: translateY(100vh);
    }
}

.christmas-lights {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 20px;
    background: repeating-linear-gradient(
        90deg,
        var(--christmas-red),
        var(--christmas-red) 20px,
        var(--christmas-green) 20px,
        var(--christmas-green) 40px,
        var(--gold) 40px,
        var(--gold) 60px,
        var(--snow-white) 60px,
        var(--snow-white) 80px
    );
    z-index: 1000;
    animation: lights 2s linear infinite;
}

@keyframes lights {
    0% { filter: brightness(1); }
    50% { filter: brightness(1.5); }
    100% { filter: brightness(1); }
}

/* Header y navegación */
header {
    background-color: rgba(2, 12, 27, 0.9);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--christmas-green);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--light-green);
    text-shadow: 0 0 10px rgba(100, 255, 218, 0.5);
}

.logo span {
    color: var(--christmas-red);
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 2rem;
}

nav ul li a {
    color: var(--lightest-slate);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    padding: 0.5rem 1rem;
    border-radius: 4px;
}

nav ul li a:hover {
    color: var(--light-green);
    background-color: rgba(100, 255, 218, 0.1);
}

.user-actions {
    display: flex;
    align-items: center;
}

.user-actions button {
    background-color: var(--christmas-red);
    color: white;
    border: none;
    padding: 0.5rem 1.5rem;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.3s;
    margin-left: 1rem;
}

.user-actions button:hover {
    background-color: #a01830;
}

.login-btn {
    background-color: transparent !important;
    border: 1px solid var(--light-green) !important;
}

.login-btn:hover {
    background-color: rgba(100, 255, 218, 0.1) !important;
}

/* Sección principal */
.main-container {
    display: flex;
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
    gap: 2rem;
}

.sidebar {
    flex: 1;
    background-color: rgba(2, 12, 27, 0.8);
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--dark-slate);
}

.sidebar h2 {
    color: var(--light-green);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    border-bottom: 1px solid var(--dark-slate);
    padding-bottom: 0.5rem;
}

.sidebar ul {
    list-style: none;
}

.sidebar ul li {
    margin-bottom: 1rem;
}

.sidebar ul li a {
    color: var(--slate);
    text-decoration: none;
    display: flex;
    align-items: center;
    transition: color 0.3s;
    padding: 0.5rem;
    border-radius: 4px;
}

.sidebar ul li a:hover {
    color: var(--light-green);
    background-color: rgba(100, 255, 218, 0.1);
}

.sidebar ul li a i {
    margin-right: 0.5rem;
    font-size: 1.2rem;
}

.discord-info {
    background-color: rgba(88, 101, 242, 0.1);
    border-radius: 8px;
    padding: 1rem;
    margin-top: 2rem;
    border: 1px solid rgba(88, 101, 242, 0.3);
}

.discord-info p {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
}

.discord-info i {
    margin-right: 0.5rem;
    font-size: 1rem;
}

.discord-btn {
    display: block;
    width: 100%;
    background-color: #5865F2;
    color: white;
    text-align: center;
    padding: 0.7rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    margin-top: 1rem;
    transition: background-color 0.3s;
}

.discord-btn:hover {
    background-color: #4752c4;
}

.content {
    flex: 3;
}

.section-title {
    color: var(--light-green);
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
    display: flex;
    align-items: center;
}

.section-title i {
    margin-right: 0.5rem;
}

/* Productos */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
}

.product-card {
    background-color: rgba(2, 12, 27, 0.8);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid var(--dark-slate);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
    border-color: var(--light-green);
}

.product-image {
    height: 150px;
    background-color: var(--dark-navy);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--gold);
}

.product-info {
    padding: 1.5rem;
}

.product-title {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--lightest-slate);
}

.product-description {
    color: var(--slate);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    min-height: 40px;
}

.product-price {
    font-size: 1.5rem;
    color: var(--light-green);
    margin-bottom: 1rem;
    font-weight: 600;
}

.add-to-cart {
    width: 100%;
    background-color: var(--christmas-red);
    color: white;
    border: none;
    padding: 0.7rem;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.3s;
}

.add-to-cart:hover {
    background-color: #a01830;
}

/* Carrito */
.cart-container {
    background-color: rgba(2, 12, 27, 0.8);
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--dark-slate);
}

.cart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--dark-slate);
    padding-bottom: 1rem;
}

.cart-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1.5rem;
}

.cart-table th {
    text-align: left;
    padding: 1rem;
    border-bottom: 1px solid var(--dark-slate);
    color: var(--light-green);
}

.cart-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--dark-slate);
}

.remove-btn {
    color: var(--red);
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
    transition: color 0.3s;
}

.remove-btn:hover {
    color: #ff0000;
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.2rem;
    font-weight: 600;
    padding-top: 1rem;
    border-top: 1px solid var(--dark-slate);
}

.checkout-btn {
    background-color: var(--christmas-green);
    color: white;
    border: none;
    padding: 0.8rem 2rem;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
    font-size: 1.1rem;
    transition: background-color 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.checkout-btn:hover {
    background-color: #1e7e34;
}

/* Formularios */
.form-container {
    background-color: rgba(2, 12, 27, 0.8);
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--dark-slate);
    max-width: 500px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--lightest-slate);
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 0.8rem;
    background-color: rgba(10, 25, 47, 0.7);
    border: 1px solid var(--dark-slate);
    border-radius: 4px;
    color: var(--lightest-slate);
    font-size: 1rem;
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--light-green);
}

.form-title {
    color: var(--light-green);
    margin-bottom: 1.5rem;
    text-align: center;
    font-size: 1.8rem;
}

.submit-btn {
    width: 100%;
    background-color: var(--christmas-red);
    color: white;
    border: none;
    padding: 0.8rem;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
    font-size: 1.1rem;
    transition: background-color 0.3s;
}

.submit-btn:hover {
    background-color: #a01830;
}

/* Footer */
footer {
    background-color: rgba(2, 12, 27, 0.9);
    padding: 2rem;
    text-align: center;
    margin-top: 3rem;
    border-top: 2px solid var(--christmas-green);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-links {
    display: flex;
    justify-content: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--slate);
    text-decoration: none;
    margin: 0 1rem;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--light-green);
}

.copyright {
    color: var(--slate);
    font-size: 0.9rem;
}

/* Sistema de navegación */
.section {
    display: none;
}

.section.active {
    display: block;
}

.welcome-message {
    background: rgba(2, 12, 27, 0.8);
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 2rem;
    border: 1px solid var(--christmas-green);
    text-align: center;
}

.welcome-message p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

/* Contador del carrito */
#cart-count {
    background: var(--christmas-red);
    color: white;
    border-radius: 50%;
    padding: 2px 6px;
    font-size: 0.8rem;
    margin-left: 5px;
}

/* Estados de usuario */
.user-logged-in .login-btn {
    background-color: var(--christmas-green) !important;
}

.user-logged-in .login-btn::before {
    content: "👤 ";
}

/* Categorías activas */
.category-active {
    color: var(--light-green) !important;
    background-color: rgba(100, 255, 218, 0.1) !important;
}

/* Enlaces del formulario */
.form-container a {
    color: var(--light-green);
    text-decoration: none;
}

.form-container a:hover {
    text-decoration: underline;
}

/* Estilos para PayPal Checkout */
#paypal-checkout {
    background: linear-gradient(135deg, #0070ba 0%, #1546a0 100%) !important;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

#paypal-checkout:hover {
    background: linear-gradient(135deg, #005ea6 0%, #0d3a8a 100%) !important;
    transform: translateY(-2px);
}

#guest-message {
    border: 1px solid var(--christmas-red);
    background: rgba(196, 30, 58, 0.1);
}

#guest-message a {
    color: var(--light-green);
    text-decoration: none;
    font-weight: bold;
}

#guest-message a:hover {
    text-decoration: underline;
}

/* Estado del carrito vacío */
.cart-empty {
    opacity: 0.7;
}

.cart-empty .checkout-btn {
    background-color: var(--slate) !important;
    cursor: not-allowed;
}

/* Estilos para el sistema de autenticación */
.error-message {
    color: #ff5555;
    font-size: 0.8rem;
    margin-top: 0.5rem;
    padding: 0.5rem;
    background: rgba(255, 85, 85, 0.1);
    border-radius: 4px;
    border-left: 3px solid #ff5555;
}

.form-group input.error {
    border-color: #ff5555 !important;
    background: rgba(255, 85, 85, 0.05) !important;
}

.form-group input:focus.error {
    border-color: #ff5555 !important;
}

.success-message {
    color: var(--christmas-green);
    font-size: 0.8rem;
    margin-top: 0.5rem;
    padding: 0.5rem;
    background: rgba(34, 139, 34, 0.1);
    border-radius: 4px;
    border-left: 3px solid var(--christmas-green);
}

/* Indicador de usuario logueado */
.user-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--light-green);
}

.user-status i {
    font-size: 1rem;
}

/* Responsive */
@media (max-width: 768px) {
    .main-container {
        flex-direction: column;
    }
    
    nav ul {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
    
    .user-actions button {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
    
    .cart-total {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .discord-info p {
        font-size: 0.9rem;
    }
    
    .form-container {
        padding: 1.5rem;
        margin: 0 1rem;
    }
    
    header {
        padding: 1rem;
    }
    
    .logo {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
}

/* Mejoras para móviles muy pequeños */
@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .user-actions {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .user-actions button {
        margin-left: 0;
        width: 100%;
    }
    
    .cart-table {
        font-size: 0.9rem;
    }
    
    .cart-table th,
    .cart-table td {
        padding: 0.5rem;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .footer-links a {
        margin: 0.25rem 0;
    }
}

/* Animaciones suaves */
.product-card,
.cart-container,
.form-container,
.sidebar {
    transition: all 0.3s ease;
}

/* Mejoras de accesibilidad */
button:focus,
a:focus,
input:focus,
textarea:focus {
    outline: 2px solid var(--light-green);
    outline-offset: 2px;
}

/* Scroll suave */
html {
    scroll-behavior: smooth;
}

/* Loading states */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--light-green);
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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