/* ============================================
   NAVEGACIÓN UNIFICADA PARA TODAS LAS PÁGINAS
   ============================================ */

/* Variables de navegación */
:root {
    --nav-height: 90px;
    --nav-bg: rgba(15, 23, 42, 0.95);
    --nav-bg-scrolled: rgba(15, 23, 42, 0.98);
}

/* Navbar Base */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(212, 175, 55, 0.2);
    z-index: 1000;
    padding: 1.2rem 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar.scrolled {
    background: var(--nav-bg-scrolled);
    padding: 0.8rem 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(212, 175, 55, 0.3);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

/* Logo */
.nav-logo a {
    display: inline-block;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
}

.nav-logo a:hover {
    transform: scale(1.05);
}

.nav-logo .logo-image {
    height: 55px;
    width: auto;
    max-width: 140px;
    object-fit: contain;
    filter: brightness(1.1);
    transition: filter 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-logo a:hover .logo-image {
    filter: brightness(1.2);
}

.nav-logo a:active {
    transform: scale(0.98);
}

/* Menú Desktop */
.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
    margin: 0;
    padding: 0;
}

.nav-item {
    margin: 0;
    padding: 0;
}

.nav-link {
    color: var(--text-cream);
    text-decoration: none;
    font-weight: 500;
    font-family: var(--font-body);
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    padding: 0.8rem 0;
    display: block;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-gold);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-gold), var(--primary-warm-gold));
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Botón Hamburguesa */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
    z-index: 1001;
    padding: 0.5rem;
    background: transparent;
    border: none;
    transition: all 0.3s ease;
}

.hamburger span {
    width: 28px;
    height: 3px;
    background: var(--text-white);
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* Animación del Hamburger */
.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(-20px);
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

/* Animación de entrada de items */
@keyframes slideInFromLeft {
    0% {
        opacity: 0;
        transform: translateX(-30px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ============================================
   RESPONSIVE - MENÚ MÓVIL UNIFICADO
   ============================================ */
@media (max-width: 768px) {
    .nav-container {
        padding: 0 1.5rem;
    }

    .hamburger {
        display: flex;
    }

    /* Menú móvil desplegable */
    .nav-menu {
        position: fixed;
        left: -100%;
        top: var(--nav-height);
        flex-direction: column;
        background-color: rgba(15, 23, 42, 0.98);
        backdrop-filter: blur(20px);
        width: 100%;
        text-align: center;
        transition: left 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        padding: 2rem 0;
        gap: 0;
        z-index: 999;
        border-top: 1px solid rgba(212, 175, 55, 0.3);
        height: calc(100vh - var(--nav-height));
        overflow-y: auto;
        box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
    }

    /* Estado activo del menú */
    .nav-menu.active {
        left: 0;
        right: 0;
    }

    /* Items del menú móvil */
    .nav-item {
        width: 100%;
        max-width: 100%;
        opacity: 0;
        transform: translateX(-30px);
        margin: 0;
        padding: 0;
    }

    /* Animación de items cuando el menú está activo */
    .nav-menu.active .nav-item {
        animation: slideInFromLeft 0.4s ease-out forwards;
    }

    .nav-menu.active .nav-item:nth-child(1) { animation-delay: 0.1s; }
    .nav-menu.active .nav-item:nth-child(2) { animation-delay: 0.15s; }
    .nav-menu.active .nav-item:nth-child(3) { animation-delay: 0.2s; }
    .nav-menu.active .nav-item:nth-child(4) { animation-delay: 0.25s; }
    .nav-menu.active .nav-item:nth-child(5) { animation-delay: 0.3s; }
    .nav-menu.active .nav-item:nth-child(6) { animation-delay: 0.35s; }

    /* Enlaces en móvil */
    .nav-link {
        padding: 1.2rem 2rem;
        font-size: 1.1rem;
        font-weight: 500;
        display: block;
        width: 100%;
        max-width: 100%;
        color: var(--text-cream);
        border-radius: 0;
        margin: 0;
        transition: all 0.3s ease;
        border-bottom: 1px solid rgba(212, 175, 55, 0.1);
        box-sizing: border-box;
    }

    .nav-link:hover,
    .nav-link.active {
        background-color: rgba(212, 175, 55, 0.15);
        color: var(--primary-gold);
        transform: translateX(10px);
        padding-left: 2.5rem;
    }

    /* Remover el efecto underline en móvil */
    .nav-link::after {
        display: none;
    }

    /* Último item sin borde */
    .nav-item:last-child .nav-link {
        border-bottom: none;
    }

    /* Logo más pequeño en móvil */
    .nav-logo .logo-image {
        height: 45px;
        max-width: 120px;
    }
}

/* Tablet y móvil pequeño */
@media (max-width: 480px) {
    .nav-container {
        padding: 0 1rem;
    }

    .nav-link {
        padding: 1rem 1.5rem;
        font-size: 1rem;
    }

    .nav-link:hover,
    .nav-link.active {
        padding-left: 2rem;
    }

    .nav-logo .logo-image {
        height: 40px;
        max-width: 100px;
    }

    .hamburger span {
        width: 24px;
        height: 2.5px;
    }
}

/* Prevenir scroll del body cuando el menú está abierto */
body.menu-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
    height: 100%;
}

/* Overlay para cerrar el menú al hacer click fuera */
.nav-overlay {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    width: 100vw;
    height: calc(100vh - var(--nav-height));
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.nav-overlay.active {
    display: block;
    opacity: 1;
}

/* Fix para evitar que el contenido salte cuando se abre el menú */
@media (max-width: 768px) {
    /* IMPORTANTE: NO agregar padding-top aquí */
    /* Las páginas individuales deben manejarlo */
    
    body {
        padding-top: 0;
    }
}