/* ==========================================================================
   AIExcel Quantum - Cipher-Inspired Header System
   Adapted from Cipher template (index-4.html) header with premium dark theme
   ========================================================================== */

/* ---- Base Header Wrapper ---- */
.aq-header-area {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 99999;
    transition: all 0.35s ease;
}

.aq-header-area .menu-area {
    background: rgba(8, 8, 15, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 242, 255, 0.15);
    transition: all 0.35s ease;
    padding: 0 60px;
}

.aq-header-area .menu-area.sticky {
    background: rgba(6, 6, 12, 0.98) !important;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    border-bottom-color: rgba(0, 242, 255, 0.3);
}

/* ---- Logo ---- */
.aq-header-area .logo {
    padding: 12px 0;
}

.aq-header-area .logo a {
    display: inline-flex;
    align-items: center;
    transition: all 0.3s ease;
}

.aq-header-area .logo a:hover {
    box-shadow: 0 4px 20px rgba(0, 242, 255, 0.4);
    transform: translateY(-1px);
}

.aq-header-area .logo a img {
    max-height: 68px;
    width: auto;
}

/* ---- Desktop Navigation ---- */
.aq-header-area .main-menu {
    display: flex;
    justify-content: flex-end;
}

.aq-header-area .main-menu ul.nav {
    list-style: none;
    display: flex;
    align-items: center;
    margin: 0;
    padding: 0;
    flex-wrap: nowrap;
}

.aq-header-area .main-menu ul.nav>li>a {
    display: block;
    padding: 30px 18px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 15px;
    font-weight: 500;
    font-family: 'Clash Display', 'Inter', sans-serif;
    letter-spacing: 0.02em;
    text-decoration: none;
    transition: color 0.3s ease;
    position: relative;
    white-space: nowrap;
}

.aq-header-area .main-menu ul.nav>li>a::after {
    content: '';
    position: absolute;
    bottom: 20px;
    left: 18px;
    right: 18px;
    height: 2px;
    background: var(--accent-cyan, #00F2FF);
    transform: scaleX(0);
    transition: transform 0.3s ease;
    border-radius: 2px;
}

.aq-header-area .main-menu ul.nav>li>a:hover,
.aq-header-area .main-menu ul.nav>li.active>a {
    color: var(--accent-cyan, #00F2FF);
}

.aq-header-area .main-menu ul.nav>li>a:hover::after,
.aq-header-area .main-menu ul.nav>li.active>a::after {
    transform: scaleX(1);
}

/* ---- Dropdown Sub-menus ---- */
.aq-header-area .main-menu ul.nav>li {
    position: relative;
}

.aq-header-area .main-menu ul.nav>li .sub-menu {
    position: absolute;
    top: 110%;
    left: 0;
    width: 220px;
    background: rgba(8, 8, 20, 0.98);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 242, 255, 0.15);
    border-radius: 10px;
    padding: 12px 0;
    list-style: none;
    margin: 0;
    opacity: 0;
    visibility: hidden;
    transform: scaleY(0);
    transform-origin: top center;
    transition: all 0.3s ease;
    z-index: 10;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.aq-header-area .main-menu ul.nav>li:hover>.sub-menu {
    opacity: 1;
    visibility: visible;
    transform: scaleY(1);
    top: 100%;
}

.aq-header-area .main-menu ul.nav>li .sub-menu li a {
    display: block;
    padding: 10px 20px;
    color: rgba(255, 255, 255, 0.75);
    font-size: 14px;
    font-weight: 400;
    text-decoration: none;
    transition: all 0.25s ease;
}

.aq-header-area .main-menu ul.nav>li .sub-menu li a:hover {
    color: var(--accent-cyan, #00F2FF);
    background: rgba(0, 242, 255, 0.06);
    padding-left: 28px;
}

/* ---- Header Right CTA Button ---- */
.aq-header-area .aq-header-right {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    height: 100%;
    padding: 0;
}

.aq-header-area .aq-header-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 24px;
    background: transparent;
    color: #fff !important;
    border: 1px solid var(--accent-cyan, #00F2FF);
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    font-family: 'Clash Display', 'Inter', sans-serif;
    letter-spacing: 0.04em;
    text-decoration: none;
    white-space: nowrap;
    transition: all 0.3s ease;
    text-transform: uppercase;
}

.aq-header-area .aq-header-btn:hover {
    background: var(--accent-cyan, #00F2FF);
    color: #000 !important;
    box-shadow: 0 0 20px rgba(0, 242, 255, 0.4);
    transform: translateY(-1px);
}

/* ==========================================================================
   MOBILE HEADER (max-width: 991px)
   Uses meanmenu plugin - clean and reliable
   ========================================================================== */

@media (max-width: 991px) {

    /* Push page content down — header is fixed */
    body {
        padding-top: 72px !important;
    }

    .aq-header-area .menu-area {
        padding: 0 20px;
        height: 72px;
        display: flex;
        align-items: center;
    }

    .aq-header-area .second-menu>.row {
        height: 72px;
        align-items: center;
    }

    .aq-header-area .logo {
        padding: 10px 0;
    }

    .aq-header-area .logo a {
        padding: 5px 10px;
    }

    .aq-header-area .logo a img {
        max-height: 28px;
    }

    /* Hide desktop nav on mobile */
    .aq-header-area .main-menu {
        display: none;
    }

    /* Hide CTA button on mobile — burger takes its column */
    .aq-header-area .aq-header-right {
        display: none;
    }

    /* Meanmenu Mobile Container */
    .aq-header-area .mean-container .mean-bar {
        background: transparent !important;
        padding: 0 !important;
        min-height: 0 !important;
        position: static !important;
        width: auto !important;
        float: none !important;
        border: none !important;
    }

    /* Remove meanmenu text "MENU" overlay */
    .aq-header-area .mean-container .mean-bar::before,
    .aq-header-area .mean-container .mean-bar::after {
        content: none !important;
        display: none !important;
    }

    /* Hamburger toggle button */
    .aq-header-area .mean-container a.meanmenu-reveal {
        background: rgba(0, 242, 255, 0.12) !important;
        border: 1px solid rgba(0, 242, 255, 0.4) !important;
        border-radius: 8px !important;
        width: 44px !important;
        height: 44px !important;
        position: absolute !important;
        top: 14px !important;
        right: 15px !important;
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        justify-content: center !important;
        text-indent: 0 !important;
        padding: 0 !important;
        transition: all 0.3s ease !important;
        color: var(--accent-cyan, #00F2FF) !important;
    }

    .aq-header-area .mean-container a.meanmenu-reveal:hover,
    .aq-header-area .mean-container a.meanmenu-reveal.meanclose {
        background: var(--accent-cyan, #00F2FF) !important;
        box-shadow: 0 0 16px rgba(0, 242, 255, 0.4) !important;
        color: #000 !important;
    }

    .aq-header-area .mean-container a.meanmenu-reveal span {
        display: block !important;
        background: var(--accent-cyan, #00F2FF) !important;
        height: 2px !important;
        width: 22px !important;
        margin: 2.5px 0 !important;
        transition: all 0.3s ease !important;
        border-radius: 2px;
    }

    .aq-header-area .mean-container a.meanmenu-reveal.meanclose span {
        background: #000 !important;
    }

    /* ---- Mobile Nav Drawer ---- */
    .aq-header-area .mean-container .mean-nav {
        background: rgba(8, 8, 20, 0.98) !important;
        backdrop-filter: blur(30px) !important;
        -webkit-backdrop-filter: blur(30px) !important;
        width: 100% !important;
        position: fixed !important;
        top: 72px !important;
        left: 0 !important;
        right: 0 !important;
        max-height: calc(100dvh - 72px) !important;
        overflow-y: auto !important;
        z-index: 99998 !important;
        border-top: 1px solid rgba(0, 242, 255, 0.2);
        float: none !important;
        padding-bottom: 40px;
    }

    body.mobile-menu-open .aq-header-area .mean-container .mean-nav {}


    .aq-header-area .mean-container .mean-nav>ul {
        margin: 0 !important;
        padding: 0 !important;
    }

    .aq-header-area .mean-container .mean-nav ul li {
        background: transparent !important;
        border-top: 1px solid rgba(255, 255, 255, 0.05) !important;
        float: none !important;
        width: 100% !important;
    }

    .aq-header-area .mean-container .mean-nav ul li a {
        background: transparent !important;
        color: rgba(255, 255, 255, 0.9) !important;
        font-size: 18px !important;
        font-weight: 600 !important;
        font-family: 'Clash Display', 'Inter', sans-serif !important;
        padding: 16px 25px !important;
        width: auto !important;
        display: block !important;
        border: none !important;
        text-decoration: none !important;
        transition: all 0.25s ease !important;
        text-transform: capitalize !important;
        letter-spacing: 0.02em;
    }

    .aq-header-area .mean-container .mean-nav ul li a:hover {
        color: var(--accent-cyan, #00F2FF) !important;
        background: rgba(0, 242, 255, 0.05) !important;
        padding-left: 35px !important;
    }

    /* Submenu toggle button */
    .aq-header-area .mean-container .mean-nav ul li a.mean-expand {
        background: rgba(255, 255, 255, 0.05) !important;
        color: #fff !important;
        border: none !important;
        border-radius: 6px !important;
        width: 36px !important;
        height: 36px !important;
        line-height: 36px !important;
        padding: 0 !important;
        text-align: center !important;
        font-size: 16px !important;
        top: 10px !important;
        right: 15px !important;
    }

    /* Sub-menu links */
    .aq-header-area .mean-container .mean-nav ul li li a {
        font-size: 15px !important;
        padding-left: 45px !important;
        opacity: 0.7;
    }

    .aq-header-area .mean-container .mean-nav ul li li a:hover {
        padding-left: 55px !important;
        opacity: 1;
        color: var(--accent-cyan, #00F2FF) !important;
    }
}

@media (max-width: 575px) {
    .aq-header-area .menu-area {
        padding: 0 15px;
    }
}

@media (max-width: 1200px) {
    .aq-header-area .menu-area {
        padding: 0 30px;
    }

    .aq-header-area .main-menu ul.nav>li>a {
        padding: 30px 12px;
        font-size: 14px;
    }

    .aq-header-area .aq-header-btn {
        padding: 8px 16px;
        font-size: 12px;
    }
}

/* ==========================================================================
   BODY OFFSET — prevents content hiding under fixed header
   ========================================================================== */
@media (min-width: 992px) {
    body {
        padding-top: 88px !important;
    }
}