header {
    padding: 30px 0;
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(26, 42, 58, 0.3);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transform: translateY(0);
    transition: transform 0.32s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.32s ease;
    will-change: transform;
}

/* Smart / auto-hide: se oculta al bajar, reaparece al subir el scroll */
header.header--scroll-hidden {
    transform: translateY(-100%);
    pointer-events: none;
    box-shadow: none;
}

@media (prefers-reduced-motion: reduce) {
    header {
        transition-duration: 0.01ms;
    }
}

header .nav-brand {
    max-width: 100px;
}

header .nav-brand.logotype {
    max-width: 50px;
}

header .nav-brand img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

header .nav-header {
    display: flex;
    gap: 20px;
    justify-content: space-between;
    align-items: center;
    position: relative;
    border-radius: 20px;
}

header .nav-brand {
    order: 1;
    flex-shrink: 0;
}

header .nav-header ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 20px;
    flex: 1;
    margin: 0;
    padding: 0;
    order: 3;
}

header .nav-header ul  h2 {
    display: none;
}

header .nav-header ul li {
    display: inline-block;
    line-height: normal;
}

header .nav-header ul li:nth-last-child(2) {
    margin-left: auto;
}

/* Submenu Styles - Desktop */
.nav-item-with-submenu {
    position: relative;
}

.nav-item-parent {
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-item-parent i {
    font-size: 10px;
    transition: transform 0.3s ease;
}

.nav-item-parent i.rotated {
    transform: rotate(180deg);
}

.nav-submenu {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 8px;
    background: rgba(26, 42, 58, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
    list-style: none;
    padding: 8px 0;
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1001;
    pointer-events: none;
}

.nav-submenu.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.nav-submenu li {
    display: block;
    margin: 0;
    padding: 0;
}

.nav-submenu li a {
    display: block;
    padding: 10px 20px;
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border-radius: 0;
    border: none;
    background: transparent;
}

.nav-submenu li a:hover {
    background: rgba(74, 144, 226, 0.2);
    color: var(--blue-accent-light);
    border-color: transparent;
}

.nav-submenu li a.active {
    background: rgba(74, 144, 226, 0.25);
    color: var(--blue-accent-light);
    font-weight: 600;
}

header .nav-header ul li a {
    text-decoration: none;
    line-height: normal;
    color: var(--white);
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 8px 16px;
    border: 1px solid transparent;
    border-radius: 12px;
    background: transparent;
}

header .nav-header ul li a:hover {
    border-color: rgba(74, 144, 226, 0.2);
}

/* Active state for desktop */
header .nav-header ul li a.active {
    color: var(--blue-accent-light);
    background: #4a90e21a;
    font-weight: 600;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

header .nav-header ul li a.active:hover {
    background: rgba(74, 144, 226, 0.3);
}

header ul li a.btn-cta {
    background: #eb5408;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--white);
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 20px;
    border-radius: 50px;
    transition: all 0.3s ease;
    font-weight: 600;
}

/* Aplicar efecto de brillo animado en loop al botón Book Now en desktop */
@media (min-width: 769px) {
    header ul li a.btn-cta {
        position: relative;
        overflow: hidden;
    }
    
    header ul li a.btn-cta.btn-shine-effect::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
        animation: shineLoop 3s infinite;
        pointer-events: none;
    }
}

header ul li a.btn-cta:hover {
    background: var(--gradient-blue-4);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    color: var(--white) !important;
    transform: translateY(-2px);
}

/* Mobile Menu Toggle Button */
.mobile-menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    cursor: pointer;
    padding: 0;
    z-index: 1003;
    position: relative;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.4rem;
    transition: all 0.3s ease;
    flex-shrink: 0;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    outline: none;
}

.mobile-menu-toggle:focus-visible {
    outline: 2px solid var(--blue-accent);
    outline-offset: 2px;
}

.mobile-menu-toggle:hover {
    color: var(--blue-accent-light);
    background: rgba(74, 144, 226, 0.2);
    border-color: rgba(74, 144, 226, 0.5);
}

.mobile-menu-toggle:focus {
    outline: none;
    outline-offset: 0;
}


.mobile-menu-toggle i {
    transition: transform 0.3s ease;
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    pointer-events: none;
}

.mobile-menu-overlay.active {
    pointer-events: auto;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Mobile and Tablet Styles - Menu Drawer from 1024px */
@media (max-width: 1024px) {
    header {
        padding: 20px 0;
    }

    header .nav-header {
        gap: 15px;
    }

    header .nav-header ul h2 {
        display: block;
    }

    .mobile-menu-toggle {
        display: flex !important;
        order: 2;
        z-index: 1004;
        position: relative;
    }
    
    .mobile-menu-overlay {
        display: block;
    }
    
    header .nav-header {
        position: relative;
    }
    
    /* Ocultar menú normal en móvil/tablet - Drawer siempre presente pero oculto */
    header .nav-header ul.nav-menu {
        display: flex !important;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        max-width: 380px;
        height: 100dvh;
        background: rgba(26, 42, 58, 0.98);
        backdrop-filter: blur(40px);
        -webkit-backdrop-filter: blur(40px);
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        padding: 50px 30px 30px;
        gap: 0;
        border-top-right-radius: 0;
        border-bottom-right-radius: 0;
        border-right: 1px solid rgba(255, 255, 255, 0.1);
        box-shadow: 4px 0 30px rgba(0, 0, 0, 0.5);
        z-index: 1002;
        overflow-y: auto;
        margin: 0;
        pointer-events: none;
        transform: translateX(-100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), 
                    visibility 0.3s ease, 
                    opacity 0.3s ease,
                    pointer-events 0s 0.3s;
        visibility: hidden;
        opacity: 0;
    }
    
    /* Menu Drawer - Se desliza desde la izquierda cuando está abierto */
    header .nav-header ul.nav-menu.mobile-open {
        transform: translateX(0) !important;
        pointer-events: auto !important;
        visibility: visible !important;
        opacity: 1 !important;
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), 
                    visibility 0s,
                    opacity 0.3s ease,
                    pointer-events 0s;
    }
    
    header .nav-menu li {
        width: 100%;
        padding: 0;
        list-style: none;
        margin: 0;
    }
    
    header .nav-menu li:last-child {
        border-bottom: none;
        margin-top: auto;
        padding-top: 20px;
    }
    
    header .nav-menu li a {
        width: 100%;
        display: block;
        padding: 16px 20px;
        font-size: 1.05rem;
        border: 0;
        border-radius: 12px;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        color: var(--white);
        margin-bottom: 8px;
        position: relative;
    }
    
    header .nav-menu li a::before {
        content: '';
        position: absolute;
        left: 0;
        top: 50%;
        transform: translateY(-50%);
        width: 3px;
        height: 0;
        background: var(--blue-accent);
        border-radius: 0 3px 3px 0;
        transition: height 0.3s ease;
    }
    
    header .nav-menu li a:hover {
        background-color: rgba(74, 144, 226, 0.15);
        color: var(--blue-accent-light);
        transform: translateX(8px);
        padding-left: 28px;
    }
    
    header .nav-menu li a:hover::before {
        height: 60%;
    }
    
    /* Mobile Submenu Styles */
    .nav-item-with-submenu {
        width: 100%;
    }

    .nav-item-parent {
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    .nav-item-parent i {
        font-size: 12px;
        transition: transform 0.3s ease;
    }

    .nav-submenu {
        position: static;
        width: 100%;
        margin-top: 0;
        margin-left: 0;
        background: rgba(74, 144, 226, 0.05);
        border: none;
        border-radius: 8px;
        box-shadow: none;
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        visibility: hidden;
        transform: none;
        transition: max-height 0.3s ease, opacity 0.3s ease, visibility 0.3s ease, padding 0.3s ease;
        padding: 0;
        pointer-events: none;
    }

    .nav-submenu.open {
        max-height: 500px;
        opacity: 1;
        visibility: visible;
        padding: 8px 0;
        pointer-events: auto;
    }

    .nav-submenu li {
        width: 100%;
        padding-left: 20px;
    }

    .nav-submenu li a {
        padding: 12px 20px;
        font-size: 0.95rem;
        margin-bottom: 4px;
    }

    header .nav-menu li a.active {
        background-color: rgba(74, 144, 226, 0.25);
        color: var(--blue-accent-light);
        font-weight: 600;
        padding-left: 28px;
    }
    
    header .nav-menu li a.active::before {
        height: 60%;
    }
    
    header .nav-menu li:nth-last-child(2) {
        margin-left: 0;
    }
    
    header ul li a.btn-cta {
        width: 100%;
        margin-top: 20px;
        background: var(--gradient-blue-4);
        color: var(--white);
        border-radius: 12px;
        box-shadow: 0 4px 15px rgba(74, 144, 226, 0.3);
        padding: 16px 24px;
        font-size: 1.05rem;
        font-weight: 600;
        text-align: center;
    }
    
    header ul li a.btn-cta:hover {
        background: var(--gradient-blue-4);
        opacity: 1;
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(74, 144, 226, 0.5);
    }

    header .nav-brand.logotype {
        max-width: 45px;
    }
}

@media (max-width: 768px) {
    .nav-submenu.open {
        display: flex;
        flex-direction: column;
        gap: 0;
        padding: 0;
    }

    header .nav-menu li:last-child {
        padding-top: 0;
    }
}

/* Small Mobile Styles */
@media (max-width: 480px) {
    header {
        padding: 12px 0;
    }

    header .nav-header {
        gap: 12px;
    }
    
    header .nav-menu.mobile-open {
        width: 90%;
        max-width: none;
        padding: 30px 20px;
    }
    
    header .nav-brand.logotype {
        max-width: 40px;
    }
    
    header .nav-menu.mobile-open li a {
        padding: 14px 18px;
        font-size: 1rem;
        margin-bottom: 6px;
    }
    
    .mobile-menu-toggle {
        width: 40px;
        height: 40px;
        font-size: 1.3rem;
    }

    header ul li a.btn-cta {
        padding: 12px 18px;
        font-size: 1rem;
    }
}