/*==============================================================================
HEADER PREMIUM
ANSIER 3.0
==============================================================================*/

/*==========================
HEADER BASE
==========================*/

.header{
    position:fixed;
    top:0;
    left:0;
    width:100%;
    z-index:9999;
    padding:22px 0;
    transition:background var(--transition), padding var(--transition), box-shadow var(--transition), backdrop-filter var(--transition);
    background:transparent;
}

/* Estado transparente inicial: leve degradado para legibilidad sobre el hero */

.header::before{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(180deg, rgba(22,36,74,.35), transparent);
    opacity:1;
    transition:opacity var(--transition);
    z-index:-1;
}

/* Header con efecto glassmorphism al hacer scroll */

.header.scrolled{
    padding:14px 0;
    background:rgba(22,36,74,.72);
    backdrop-filter:blur(18px) saturate(160%);
    -webkit-backdrop-filter:blur(18px) saturate(160%);
    box-shadow:0 12px 40px rgba(0,0,0,.18);
    border-bottom:1px solid rgba(255,255,255,.08);
}

.header.scrolled::before{
    opacity:0;
}

/*==========================
CONTENEDOR
==========================*/

.header__container{
    width:min(92%, var(--container));
    margin-inline:auto;
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:32px;
}

/*==========================
LOGO
==========================*/

.header__logo{
    display:inline-flex;
    align-items:center;
    transition:transform var(--transition), opacity var(--transition);
    flex-shrink:0;
}

.header__logo img{
    height:26px;
    width:auto;
    display:block;
}

.header__logo:hover{
    transform:translateY(-2px);
}

/*==========================
NAVEGACIÓN
==========================*/

.header__nav{
    display:flex;
}

.header__list{
    display:flex;
    align-items:center;
    gap:8px;
}

.header__item{
    position:relative;
}

.header__link{
    display:inline-flex;
    align-items:center;
    gap:6px;
    padding:10px 16px;
    color:rgba(255,255,255,.92);
    font-size:.95rem;
    font-weight:600;
    font-family:inherit;
    border-radius:var(--radius-pill);
    transition:color var(--transition), background var(--transition);
    position:relative;
}

.header__link:hover{
    color:#fff;
    background:rgba(255,255,255,.08);
}

.header__link.is-active{
    color:var(--color-secondary);
}

.header__link.is-active::after{
    content:"";
    position:absolute;
    left:16px;
    right:16px;
    bottom:2px;
    height:2px;
    border-radius:2px;
    background:var(--gradient-secondary);
}

.header__chevron{
    font-size:.7rem;
    transition:transform var(--transition);
}

/*==========================
MEGA MENÚ (PRODUCTOS)
==========================*/

.header__item--mega .header__link--mega{
    cursor:pointer;
}

.header__item--mega.is-open .header__chevron{
    transform:rotate(180deg);
}

.header__mega{
    position:absolute;
    top:calc(100% + 14px);
    left:50%;
    transform:translateX(-50%) translateY(10px);
    width:620px;
    max-width:80vw;
    background:#fff;
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-lg);
    padding:24px;
    opacity:0;
    visibility:hidden;
    pointer-events:none;
    transition:opacity var(--transition), transform var(--transition), visibility var(--transition);
    z-index:10;
}

.header__item--mega.is-open .header__mega{
    opacity:1;
    visibility:visible;
    pointer-events:auto;
    transform:translateX(-50%) translateY(0);
}

.header__mega-grid{
    display:grid;
    grid-template-columns:repeat(2, 1fr);
    gap:8px;
}

.header__mega-item{
    display:flex;
    align-items:flex-start;
    gap:14px;
    padding:14px;
    border-radius:var(--radius-md);
    transition:background var(--transition), transform var(--transition);
}

.header__mega-item:hover{
    background:var(--background-light);
    transform:translateY(-2px);
}

.header__mega-icon{
    flex-shrink:0;
    width:44px;
    height:44px;
    display:flex;
    align-items:center;
    justify-content:center;
    border-radius:var(--radius-sm);
    background:var(--gradient-secondary);
    color:#fff;
    font-size:1.05rem;
}

.header__mega-text{
    display:flex;
    flex-direction:column;
    gap:2px;
}

.header__mega-text strong{
    font-size:.95rem;
    color:var(--text-primary);
}

.header__mega-text small{
    font-size:.82rem;
    color:var(--text-secondary);
}

.header__mega-cta{
    display:flex;
    align-items:center;
    justify-content:center;
    gap:10px;
    margin-top:16px;
    padding:14px;
    border-top:1px solid var(--border);
    color:var(--color-primary);
    font-weight:700;
    font-size:.92rem;
    transition:gap var(--transition), color var(--transition);
}

.header__mega-cta:hover{
    gap:16px;
    color:var(--color-dark);
}

/*==========================
ACCIONES (CTA + TOGGLE)
==========================*/

.header__actions{
    display:flex;
    align-items:center;
    gap:18px;
    flex-shrink:0;
}

.header__cta{
    display:inline-flex;
    align-items:center;
    gap:10px;
    padding:12px 24px;
    border-radius:var(--radius-pill);
    background:var(--gradient-secondary);
    color:var(--color-primary);
    font-weight:700;
    font-size:.92rem;
    box-shadow:var(--shadow-sm);
    transition:transform var(--transition), box-shadow var(--transition);
    white-space:nowrap;
}

.header__cta i{
    transition:transform var(--transition);
}

.header__cta:hover{
    transform:translateY(-3px);
    box-shadow:var(--shadow-md);
}

.header__cta:hover i{
    transform:translateX(4px);
}

/*==========================
BOTÓN MENÚ MÓVIL
==========================*/

.header__toggle{
    width:44px;
    height:44px;
    display:none;
    flex-direction:column;
    justify-content:center;
    align-items:center;
    gap:6px;
    flex-shrink:0;
}

.header__toggle-bar{
    width:24px;
    height:2px;
    background:#fff;
    border-radius:10px;
    transition:transform var(--transition), opacity var(--transition);
}

.header__toggle.active .header__toggle-bar:nth-child(1){
    transform:translateY(8px) rotate(45deg);
}

.header__toggle.active .header__toggle-bar:nth-child(2){
    opacity:0;
}

.header__toggle.active .header__toggle-bar:nth-child(3){
    transform:translateY(-8px) rotate(-45deg);
}

/*==============================================================================
RESPONSIVE
==============================================================================*/

@media(max-width:992px){

    .header__cta{
        display:none;
    }

    .header__toggle{
        display:flex;
    }

    .header__nav{
        position:fixed;
        top:0;
        right:-100%;
        width:min(360px, 86%);
        height:100vh;
        background:var(--color-primary);
        transition:right var(--transition);
        padding:110px 32px 40px;
        overflow-y:auto;
        box-shadow:-20px 0 60px rgba(0,0,0,.25);
    }

    .header__nav.active{
        right:0;
    }

    .header__list{
        flex-direction:column;
        align-items:stretch;
        gap:6px;
    }

    .header__link{
        width:100%;
        padding:14px 16px;
        font-size:1.02rem;
        justify-content:space-between;
    }

    .header__link.is-active::after{
        display:none;
    }

    .header__link.is-active{
        background:rgba(92,225,230,.12);
    }

    /* Mega menú en móvil: acordeón dentro del panel */

    .header__mega{
        position:static;
        width:100%;
        max-width:none;
        transform:none;
        box-shadow:none;
        border-radius:var(--radius-md);
        margin-top:6px;
        padding:12px;
        background:rgba(255,255,255,.06);
        max-height:0;
        padding-top:0;
        padding-bottom:0;
        overflow:hidden;
        opacity:1;
        visibility:visible;
        pointer-events:none;
        transition:max-height var(--transition), padding var(--transition);
    }

    .header__item--mega.is-open .header__mega{
        max-height:900px;
        padding:12px;
        pointer-events:auto;
        transform:none;
    }

    .header__mega-grid{
        grid-template-columns:1fr;
    }

    .header__mega-item:hover{
        background:rgba(255,255,255,.06);
    }

    .header__mega-text strong{
        color:#fff;
    }

    .header__mega-text small{
        color:rgba(255,255,255,.65);
    }

    .header__mega-cta{
        color:var(--color-secondary);
        border-top-color:rgba(255,255,255,.12);
    }

    .header__mega-cta:hover{
        color:var(--color-accent);
    }
}

@media(max-width:576px){

    .header{
        padding:16px 0;
    }

    .header.scrolled{
        padding:12px 0;
    }

    .header__logo img{
        height:22px;
    }

    .header__nav{
        width:100%;
    }
}