/*
    DigiMora 2026 - Premium Header System v4: Polished Pod
    File: /assets/css/header-premium.css
    Author: Gemini AI
*/

:root {
    --header-transition: 0.5s cubic-bezier(0.25, 1, 0.5, 1); /* Faster, smoother */
    --link-transition: 0.4s cubic-bezier(0.2, 1, 0.4, 1);
    --header-bg: linear-gradient(180deg, rgba(30, 30, 45, 0.7), rgba(18, 18, 28, 0.8));
    --header-border-color: rgba(255, 255, 255, 0.1);
    --header-blur: 12px;
}

/* 1. Site Logo Container */
.site-logo-container {
    position: fixed;
    top: 24px;
    left: 3vw;
    z-index: 1000;
}

.site-logo-container .brand-logo {
    display: block;
    transition: transform 0.4s ease;
}

.site-logo-container .brand-logo:hover {
    transform: scale(1.08);
}

.site-logo-container .brand-logo img {
    height: 68px;
}


/* 2. Core Pod Structure */
.header-premium {
    position: fixed;
    top: 24px;
    right: 3vw;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 0;
    padding: 8px;
    border-radius: 99px;
    background: var(--header-bg);
    backdrop-filter: blur(var(--header-blur));
    -webkit-backdrop-filter: blur(var(--header-blur));
    border: 1px solid var(--header-border-color);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
    transition: all var(--header-transition);
    overflow: hidden;
}




.header-premium.is-open {
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), 0 0 40px var(--royal-purple-glow);
}

/* 3. Horizontal Navigation (Hidden by default) - Light Stream Edition */
.header-premium-nav {
    display: flex;
    align-items: center;
    width: 0;
    opacity: 0;
    pointer-events: none;
    transition: width var(--header-transition), opacity var(--link-transition);
    overflow: hidden;
    white-space: nowrap;
    padding-left: 0;
}

.header-premium.is-open .header-premium-nav {
    width: 380px; /* Adjust as needed */
    opacity: 1;
    pointer-events: auto;
    transition: width var(--header-transition), opacity 0.5s ease 0.2s, padding-left 0.5s ease;
    padding-left: 12px;
}

.header-premium-nav a {
    position: relative;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--text-200);
    padding: 8px 20px;
    border-radius: 99px;
    opacity: 0;
    transform: translateY(5px);
    text-shadow: 0 0 8px rgba(255, 255, 255, 0);
    transition: color 0.3s ease, opacity 0.4s ease 0.1s, transform 0.4s ease 0.1s, text-shadow 0.4s ease;
}

.header-premium-nav a::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 99px;
    background: rgba(255, 255, 255, 0.1);
    transform: scale(0.5);
    opacity: 0;
    transition: all var(--link-transition);
}

.header-premium-nav a:hover::before,
.header-premium-nav a.is-current::before {
    transform: scale(1);
    opacity: 1;
}

.header-premium-nav a:hover {
    color: var(--text-100);
}
.header-premium-nav a.is-current {
    color: #fff;
}


.header-premium.is-open .header-premium-nav a {
    opacity: 1;
    transform: translateY(0);
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.5);
    transition: color 0.3s ease, opacity 0.4s ease, transform 0.4s ease, text-shadow 0.8s ease;
}

/* Staggered link animation */
.header-premium.is-open .header-premium-nav a:nth-child(1) { transition-delay: 0.2s; }
.header-premium.is-open .header-premium-nav a:nth-child(2) { transition-delay: 0.25s; }
.header-premium.is-open .header-premium-nav a:nth-child(3) { transition-delay: 0.3s; }
.header-premium.is-open .header-premium-nav a:nth-child(4) { transition-delay: 0.35s; }


/* 4. Navigation Toggle - Light Stream Edition */
.header-premium-toggle {
    display: flex;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: rgba(255, 255, 255, 0.05);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    z-index: 1001;
    transition: background-color var(--link-transition);
    order: 2; /* Ensure toggle is last */
}

.header-premium-toggle:hover {
    background: rgba(255, 255, 255, 0.15);
}

.toggle-icon {
    position: relative;
    width: 20px;
    height: 12px; /* Adjusted height for centering */
}

.toggle-icon::before,
.toggle-icon::after {
    content: '';
    position: absolute;
    left: 0;
    width: 100%;
    height: 1.5px;
    background-color: #fff;
    border-radius: 2px;
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.4s cubic-bezier(0.22, 1, 0.36, 1);
    opacity: 0;
}

.toggle-icon::before {
    top: 5px;
    transform: rotate(0deg) scaleX(0.5);
}

.toggle-icon::after {
    bottom: 5px;
    transform: rotate(0deg) scaleX(0.5);
}

.header-premium.is-open .toggle-icon::before {
    opacity: 1;
    transform: rotate(45deg) scaleX(1);
}

.header-premium.is-open .toggle-icon::after {
    opacity: 1;
    transform: rotate(-45deg) scaleX(1);
}

.toggle-icon span {
    position: absolute;
    left: 0;
    width: 100%;
    height: 1.5px;
    background-color: #fff;
    border-radius: 2px;
    transition: opacity 0.3s ease, transform 0.4s ease;
}

.toggle-icon span:first-child {
    top: 0;
}

.toggle-icon span:last-child {
    bottom: 0;
}

.header-premium.is-open .toggle-icon span {
    opacity: 0;
    transform: scaleX(0.5);
}


/* On scroll, the pod can slightly change */
.header-premium.is-scrolled {
    background: rgba(18, 18, 28, 0.85);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

.header-premium-overlay {
    display: none;
}

/* Hide on mobile, as per original intent for this specific design */
@media (max-width: 767px) {
    .header-premium-nav {
        display: none;
    }
    .header-premium.is-open .header-premium-nav {
        display: none;
    }

    /* On mobile, the toggle opens the overlay */
    .header-premium-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(5, 5, 10, 0.8);
        backdrop-filter: blur(30px) saturate(1.5);
        z-index: 999;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        opacity: 0;
        pointer-events: none;
        clip-path: circle(25px at calc(100% - 3vw - 32px) 48px);
        transition: opacity 0.6s ease, clip-path 0.8s ease;
    }

    .header-premium-overlay.is-open {
        opacity: 1;
        pointer-events: auto;
        clip-path: circle(150% at calc(100% - 3vw - 32px) 48px);
    }
    
    .header-premium-overlay nav {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }
    
    .header-premium-overlay a {
        font-family: var(--font-display);
        font-size: clamp(2rem, 8vw, 3rem);
        font-weight: 700;
        color: var(--text-200);
        text-decoration: none;
        opacity: 0;
        transform: translateY(20px);
        transition: color 0.3s ease, opacity 0.5s ease, transform 0.5s ease;
    }

    .header-premium-overlay.is-open a {
        opacity: 1;
        transform: translateY(0);
    }

    .header-premium-overlay a:hover,
    .header-premium-overlay a.is-current {
        color: #fff;
    }
    
    .header-premium-overlay.is-open nav a:nth-child(1) { transition-delay: 0.2s; }
    .header-premium-overlay.is-open nav a:nth-child(2) { transition-delay: 0.25s; }
    .header-premium-overlay.is-open nav a:nth-child(3) { transition-delay: 0.3s; }
    .header-premium-overlay.is-open nav a:nth-child(4) { transition-delay: 0.35s; }
}

body.menu-open {
    overflow: hidden;
}