/* ══════════════════════════════════════════
   OMNiA — Header / Sidebar Navigation
   ══════════════════════════════════════════ */

/* ── Sidebar ── */
.omnia-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: rgba(10, 10, 26, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-right: 1px solid rgba(255, 255, 255, 0.04);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-xl) 0;
    z-index: var(--z-sidebar);
    transition: var(--transition);
}

/* ── Logo ── */
.omnia-sidebar__logo {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 95%;
    padding-top: var(--space-md);
    position: relative;
}

.omnia-sidebar__logo a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: var(--color-text);
    text-decoration: none;
}

/* Make custom logo centered and fit the box */
.omnia-sidebar__logo img.custom-logo {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
    object-fit: contain;
}

.omnia-sidebar__logo img.custom-logo:hover {
    transform: scale(1.05);
}

.omnia-sidebar__logo-icon {
    width: 95%;
    aspect-ratio: 1;
    max-width: 68px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-cyan), var(--color-magenta));
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: var(--fw-black);
    color: var(--bg-primary);
    letter-spacing: -0.05em;
    transition: var(--transition);
    box-shadow: 0 0 20px rgba(0, 229, 204, 0.25), 0 0 40px rgba(0, 229, 204, 0.1);
}

.omnia-sidebar__logo:hover .omnia-sidebar__logo-icon {
    transform: scale(1.08);
    box-shadow: 0 0 30px rgba(0, 229, 204, 0.5), 0 0 60px rgba(255, 109, 0, 0.2);
}

/* ── Nav Dots ── */
.omnia-sidebar__nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
}

.omnia-sidebar__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.omnia-sidebar__dot::after {
    content: attr(data-label);
    position: absolute;
    left: calc(100% + 16px);
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--font-heading);
    font-size: var(--fs-xs);
    font-weight: var(--fw-medium);
    text-transform: uppercase;
    letter-spacing: var(--ls-wide);
    color: var(--color-text);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
    transform: translateY(-50%) translateX(-5px);
}

.omnia-sidebar__dot:hover::after {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}

.omnia-sidebar__dot:hover,
.omnia-sidebar__dot.is-active {
    background: var(--color-cyan);
    box-shadow: 0 0 10px rgba(0, 229, 255, 0.5);
    transform: scale(1.3);
}

.omnia-sidebar__dot.is-active {
    width: 10px;
    height: 24px;
    border-radius: 5px;
}

/* ── Bottom Section ── */
.omnia-sidebar__bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xl);
}

/* ── Social Links ── */
.omnia-sidebar__social {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.omnia-sidebar__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    color: var(--color-text-muted);
    transition: var(--transition-fast);
}

.omnia-sidebar__social-link svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.omnia-sidebar__social-link:hover {
    color: var(--color-cyan);
    transform: translateY(-2px);
}

/* ── Hamburger ── */
.omnia-sidebar__hamburger {
    display: flex;
    width: 44px;
    height: 44px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    z-index: calc(var(--z-sidebar) + 10);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    padding: 0;
    margin-top: var(--space-md);
}

.omnia-sidebar__hamburger:hover {
    background: rgba(255, 255, 255, 0.05);
}

.omnia-sidebar__hamburger span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--color-text);
    border-radius: 1px;
    transition: var(--transition-fast);
}

.omnia-sidebar__hamburger.is-active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.omnia-sidebar__hamburger.is-active span:nth-child(2) {
    opacity: 0;
}

.omnia-sidebar__hamburger.is-active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ── Top Navigation Bar (inner pages) ── */
.omnia-topbar {
    position: fixed;
    top: 0;
    left: var(--sidebar-width);
    right: 0;
    height: 70px;
    background: rgba(10, 10, 26, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-2xl);
    z-index: calc(var(--z-sidebar) - 1);
    transform: translateY(-100%);
    transition: transform 0.4s var(--ease-out-expo);
}

.omnia-topbar.is-visible {
    transform: translateY(0);
}

.omnia-topbar__menu {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    list-style: none;
    margin: 0;
    padding: 0;
}

.omnia-topbar__menu li a {
    font-family: var(--font-heading);
    font-size: var(--fs-small);
    font-weight: var(--fw-medium);
    text-transform: uppercase;
    letter-spacing: var(--ls-wider);
    color: var(--color-text-muted);
    transition: var(--transition-fast);
    position: relative;
    padding: var(--space-xs) 0;
}

.omnia-topbar__menu li a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-cyan);
    transition: width 0.3s var(--ease-out-expo);
}

.omnia-topbar__menu li a:hover,
.omnia-topbar__menu li.current-menu-item a,
.omnia-topbar__menu li.current_page_item a {
    color: var(--color-text);
}

.omnia-topbar__menu li a:hover::after,
.omnia-topbar__menu li.current-menu-item a::after,
.omnia-topbar__menu li.current_page_item a::after {
    width: 100%;
}

.omnia-topbar__cta {
    display: flex;
    align-items: center;
}

/* ── Menu Backdrop ── */
.omnia-menu-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(10, 10, 26, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: calc(var(--z-sidebar) + 4);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.omnia-menu-backdrop.is-open {
    opacity: 1;
    visibility: visible;
}

/* ── Mobile/Drawer Menu ── */
.omnia-mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    max-width: 33vw;
    height: 100vh;
    background: rgba(10, 10, 26, 0.95);
    border-right: 1px solid rgba(255, 255, 255, 0.05);
    z-index: calc(var(--z-sidebar) + 5);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: var(--space-4xl) var(--space-2xl);
    transform: translateX(-100%);
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.omnia-mobile-menu.is-open {
    transform: translateX(0);
}

.omnia-mobile-menu__close {
    position: absolute;
    top: var(--space-xl);
    right: var(--space-xl);
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    color: var(--color-text);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.omnia-mobile-menu__close:hover {
    color: var(--color-cyan);
    transform: rotate(90deg);
}

.omnia-mobile-menu__nav {
    list-style: none;
    text-align: left;
    padding: 0;
    margin: 0;
    width: 100%;
}

.omnia-mobile-menu__nav li {
    margin-bottom: var(--space-lg);
}

.omnia-mobile-menu__nav li a {
    font-family: var(--font-heading);
    font-size: var(--fs-body);
    font-weight: var(--fw-bold);
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: var(--ls-wide);
    transition: var(--transition-fast);
    display: block;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
    .omnia-sidebar {
        flex-direction: row;
        width: 100%;
        height: 70px;
        padding: 0 var(--space-lg);
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        background: rgba(10, 10, 26, 0.95);
    }

    .omnia-sidebar__logo {
        width: auto;
        padding-top: 0;
    }
    
    .omnia-sidebar__logo img.custom-logo {
        height: 40px;
        width: auto;
    }

    .omnia-sidebar__nav {
        display: none;
    }

    .omnia-sidebar__bottom {
        flex-direction: row;
        gap: var(--space-md);
    }
    
    .omnia-sidebar__social {
        display: none; /* Hide social icons on mobile header */
    }

    .omnia-sidebar__hamburger {
        margin-top: 0;
    }

    .omnia-mobile-menu {
        max-width: 85vw; /* Wider drawer on mobile */
    }

    .omnia-topbar {
        left: 0;
        top: 70px; /* Below the sticky sidebar */
        padding: 0 var(--space-lg);
    }
}