/* ============================================================
   HEADER STYLES — PT. JANNATA GROUP INDONESIA
   ============================================================ */

/* Base Header Layout */
.site-header {
    z-index: 1000;
    height: 80px;
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    max-width: var(--max-container-desktop, 1360px);
    margin: 0 auto;
    padding: 0 var(--gutter-desktop, 48px);
}

/* Logo Brand Crest */
.header-logo a {
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo-crest {
    width: 48px;
    height: 48px;
    object-fit: contain;
}

/* Nav Menu Links Base */
.header-nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

@media (min-width: 1024px) and (max-width: 1366px) {
    .header-inner {
        padding: 0 24px;
    }
    .header-nav {
        gap: 18px;
    }
    .header-nav a {
        font-size: 14.5px;
    }
    .btn-wa-header {
        width: 132px;
        height: 42px;
        font-size: 14px;
        padding: 8px 12px;
    }
}

.header-nav a {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    font-weight: 400;
    text-decoration: none;
    transition: all 0.2s ease;
    padding-bottom: 4px;
    display: inline-flex;
    align-items: center;
}

/* ============================================================
   HEADER THEMES
   ============================================================ */

/* 1. DARK HERO THEME (Beranda, Tentang Kami, Karir) */
.site-header.header-theme-dark {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(50px);
    -webkit-backdrop-filter: blur(50px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.site-header.header-theme-dark .header-nav a {
    color: #FFFFFF;
}

.site-header.header-theme-dark .header-nav a:hover {
    color: #FFFFFF;
    opacity: 0.85;
}

.site-header.header-theme-dark .header-nav a.active {
    color: #FFFFFF;
    font-weight: 600;
    border-bottom: 1px solid #FFFFFF;
}

.site-header.header-theme-dark .dropdown-arrow path {
    stroke: #FFFFFF;
}

/* 2. LIGHT THEME (Fasilitas Pusdiklat, Katalog, Artikel, Kontak Kami) */
.site-header.header-theme-light {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 1000;
    background: #FFFFFF;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
    border-bottom: 1px solid #E2E8F0;
}

.site-header.header-theme-light .header-nav a {
    color: #333333;
}

.site-header.header-theme-light .header-nav a:hover {
    color: #0A3995;
}

.site-header.header-theme-light .header-nav a.active {
    color: #0A3995;
    font-weight: 600;
    border-bottom: 1px solid #0A3995;
}

.site-header.header-theme-light .dropdown-arrow path {
    stroke: #333333;
}

/* ============================================================
   3. SCROLLED STATE (BG WHITE & NAV MENU HITAM)
   ============================================================ */
.site-header.header-scrolled {
    background: #FFFFFF !important;
    backdrop-filter: blur(20px) !important;
    -webkit-backdrop-filter: blur(20px) !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08) !important;
    border-bottom: 1px solid #E2E8F0 !important;
    transition: background 0.3s ease, box-shadow 0.3s ease, color 0.3s ease;
}

.site-header.header-scrolled .header-nav a {
    color: #1A1A1A !important;
}

.site-header.header-scrolled .header-nav a:hover {
    color: #0A3995 !important;
    opacity: 1 !important;
}

.site-header.header-scrolled .header-nav a.active {
    color: #0A3995 !important;
    font-weight: 600 !important;
    border-bottom: 2px solid #0A3995 !important;
}

.site-header.header-scrolled .dropdown-arrow path {
    stroke: #1A1A1A !important;
}

.site-header.header-scrolled .header-toggle span {
    background: #1A1A1A !important;
}

/* Dropdown Navigation Container */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

/* ============================================================
   LAYANAN 2-COLUMN MEGA MENU DROPDOWN
   ============================================================ */
.nav-mega-menu {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.25s ease;
    z-index: 1000;
}

.nav-dropdown:hover .nav-mega-menu,
.nav-dropdown.open .nav-mega-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Column 1: Main Categories */
.mega-col-categories {
    background: #000E4B;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 14px;
    padding: 12px;
    min-width: 300px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    box-shadow: 0 16px 36px rgba(0, 14, 75, 0.4);
}

.mega-cat-item {
    padding: 8px 10px;
    border-radius: 8px;
    transition: background 0.2s ease;
}

.mega-cat-item:hover,
.mega-cat-item.active {
    background: rgba(255, 255, 255, 0.12);
}

.mega-cat-link,
.site-header .nav-mega-menu .mega-cat-link,
.site-header.header-theme-light .nav-mega-menu .mega-cat-link,
.site-header.header-scrolled .nav-mega-menu .mega-cat-link {
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    color: #FFFFFF !important;
    font-size: 16px !important;
    font-weight: 500 !important;
    text-decoration: none !important;
    border-bottom: none !important;
    padding: 0 !important;
    opacity: 1 !important;
}

@media (min-width: 1280px) {
    .mega-cat-item.active .mega-cat-link span {
        font-weight: 600;
        color: #E5F8FF !important;
        border-bottom: 2px solid #E5F8FF;
        padding-bottom: 2px;
    }
}

.mega-arrow {
    stroke: #FFFFFF;
    transition: transform 0.2s ease;
}

.mega-cat-item:hover .mega-arrow {
    transform: translateX(3px);
}

/* Column 2: Sub-categories Panel */
.mega-col-subcategories {
    background: #000E4B;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 14px;
    padding: 12px;
    min-width: 280px;
    box-shadow: 0 16px 36px rgba(0, 14, 75, 0.4);
    display: none;
}

.mega-col-subcategories.show {
    display: block;
    animation: fadeInSubPanel 0.2s ease;
}

.mobile-sub-panel {
    display: none !important;
}

.mega-sub-panel {
    display: none;
    flex-direction: column;
    gap: 6px;
}

.mega-sub-panel.active {
    display: flex;
    animation: fadeInSubPanel 0.2s ease;
}

@keyframes fadeInSubPanel {
    from { opacity: 0; transform: translateX(6px); }
    to { opacity: 1; transform: translateX(0); }
}

.mega-sub-link,
.site-header .nav-mega-menu .mega-sub-link,
.site-header.header-theme-light .nav-mega-menu .mega-sub-link,
.site-header.header-scrolled .nav-mega-menu .mega-sub-link {
    color: #FFFFFF !important;
    font-size: 15px !important;
    font-weight: 400 !important;
    text-decoration: none !important;
    padding: 8px 10px !important;
    border-radius: 6px !important;
    border-bottom: none !important;
    transition: all 0.2s ease;
    opacity: 1 !important;
}

.mega-sub-link:hover,
.mega-sub-link.active,
.site-header .nav-mega-menu .mega-sub-link:hover,
.site-header .nav-mega-menu .mega-sub-link.active,
.site-header.header-theme-light .nav-mega-menu .mega-sub-link:hover,
.site-header.header-theme-light .nav-mega-menu .mega-sub-link.active,
.site-header.header-theme-dark .nav-mega-menu .mega-sub-link:hover,
.site-header.header-theme-dark .nav-mega-menu .mega-sub-link.active,
.site-header.header-scrolled .nav-mega-menu .mega-sub-link:hover,
.site-header.header-scrolled .nav-mega-menu .mega-sub-link.active {
    background: rgba(255, 255, 255, 0.18) !important;
    color: #FFFFFF !important;
    opacity: 1 !important;
}

.mega-sub-link.active,
.site-header .nav-mega-menu .mega-sub-link.active,
.site-header.header-scrolled .nav-mega-menu .mega-sub-link.active {
    font-weight: 600 !important;
    color: #FFFFFF !important;
    border-bottom: none !important;
    display: block !important;
    width: 100% !important;
    box-sizing: border-box !important;
}

/* WhatsApp Pill Button (Figma Specifications: #138744 Green, 143x48, 24px radius) */
.btn-wa-header,
.btn-wa-red,
.btn-wa-header span,
.btn-wa-red span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 143px;
    height: 48px;
    padding: 12px 16px;
    border-radius: 24px;
    background: #138744;
    color: #FFFFFF !important;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    font-weight: 500;
    line-height: 24px;
    letter-spacing: -0.008em;
    text-decoration: none;
    box-shadow: 0 4px 14px rgba(19, 135, 68, 0.3);
    transition: all 0.25s ease;
    box-sizing: border-box;
    flex: none;
}

.btn-wa-header span,
.btn-wa-red span {
    width: auto;
    height: auto;
    padding: 0;
    background: transparent;
    box-shadow: none;
}

.btn-wa-header:hover,
.btn-wa-red:hover {
    background: #0E6B35;
    color: #FFFFFF !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(19, 135, 68, 0.45);
}

.btn-wa-header img,
.btn-wa-red img {
    width: 24px;
    height: 24px;
    display: block;
    flex-shrink: 0;
}

/* Mobile Toggle */
.header-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.site-header.header-theme-dark .header-toggle span {
    background: #FFFFFF;
}

.site-header.header-theme-light .header-toggle span {
    background: #0B1B4F;
}

.site-header.header-scrolled .header-toggle span {
    background: #0B1B4F !important;
}

.header-toggle span {
    width: 24px;
    height: 2px;
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Animated Hamburger to Cross (X) */
.header-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.header-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(-8px);
}

.header-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.site-header.header-theme-dark:not(.header-scrolled) .header-toggle.active span {
    background: #FFFFFF !important;
}

.site-header.header-theme-light .header-toggle.active span,
.site-header.header-scrolled .header-toggle.active span {
    background: #0B1B4F !important;
}

/* Mobile Nav Footer WA Button */
.mobile-nav-footer {
    display: none;
}

/* Mobile Responsive Drawer (< 1280px) */
@media (max-width: 1279px) {
    .header-inner {
        padding: 0 var(--gutter-tablet, 24px);
    }

    .header-nav {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        padding: 20px 24px 32px 24px;
        background: #FFFFFF;
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
        border-bottom: 1px solid #E2E8F0;
        transform: translateY(-120%);
        opacity: 0;
        visibility: hidden;
        transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease, visibility 0.3s ease;
        max-height: calc(100vh - 80px);
        overflow-y: hidden;
        z-index: 999;
    }

    .header-nav.show {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
        overflow-y: auto;
    }

    /* Links inside header-nav on mobile (Clean White Theme) */
    .header-nav a:not(.btn-wa-header),
    .header-nav > a:not(.btn-wa-header),
    .nav-dropdown,
    .nav-dropdown-toggle,
    .site-header.header-theme-light .header-nav a:not(.btn-wa-header),
    .site-header.header-theme-dark .header-nav a:not(.btn-wa-header),
    .site-header.header-scrolled .header-nav a:not(.btn-wa-header),
    .site-header.header-theme-light .header-nav .nav-dropdown-toggle,
    .site-header.header-scrolled .header-nav .nav-dropdown-toggle {
        color: #1C252E !important;
        width: 100%;
        padding: 16px 0;
        border-bottom: 1px solid #F1F5F9;
        background: transparent !important;
        border-radius: 0 !important;
        box-sizing: border-box;
        font-size: 16px;
        font-weight: 500;
        opacity: 1 !important;
    }

    .header-nav a:not(.btn-wa-header):hover,
    .header-nav a:not(.btn-wa-header).active,
    .site-header.header-theme-dark .header-nav a:not(.btn-wa-header).active,
    .site-header.header-theme-light .header-nav a:not(.btn-wa-header).active,
    .site-header.header-scrolled .header-nav a:not(.btn-wa-header).active {
        color: #0A3995 !important;
        font-weight: 600 !important;
    }

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

    .dropdown-arrow path,
    .site-header.header-theme-light .dropdown-arrow path,
    .site-header.header-scrolled .dropdown-arrow path {
        stroke: #1C252E !important;
    }

    .dropdown-arrow {
        transition: transform 0.25s ease;
    }

    .nav-dropdown.open .dropdown-arrow {
        transform: rotate(180deg);
    }

    .nav-mega-menu {
        position: static;
        flex-direction: column;
        display: none;
        opacity: 0;
        visibility: hidden;
        transform: none;
        box-shadow: none;
        width: 100%;
        padding-top: 10px;
        transition: all 0.25s ease;
    }

    .nav-dropdown.open .nav-mega-menu {
        display: flex;
        opacity: 1;
        visibility: visible;
    }

    .mega-col-subcategories {
        display: none !important;
    }

    .mega-col-categories {
        min-width: 100%;
        box-shadow: none;
        background: #FFFFFF;
        border: 1px solid #E2E8F0;
        border-radius: 16px;
        padding: 6px 16px;
        margin-top: 8px;
    }

    .mega-cat-item {
        border-bottom: 1px solid #F1F5F9;
        padding: 2px 0;
    }

    .mega-cat-item:last-child {
        border-bottom: none;
    }

    .mega-cat-link,
    .site-header .nav-mega-menu .mega-cat-link,
    .site-header.header-theme-light .nav-mega-menu .mega-cat-link,
    .site-header.header-scrolled .nav-mega-menu .mega-cat-link {
        color: #1C252E !important;
        font-size: 15.5px !important;
        font-weight: 500 !important;
        padding: 12px 0 !important;
        border-bottom: none !important;
    }

    .mega-cat-item.active .mega-cat-link,
    .mega-cat-item.active .mega-cat-link span,
    .site-header .nav-mega-menu .mega-cat-item.active .mega-cat-link span,
    .site-header.header-theme-light .nav-mega-menu .mega-cat-item.active .mega-cat-link span,
    .site-header.header-scrolled .nav-mega-menu .mega-cat-item.active .mega-cat-link span {
        color: #0A3995 !important;
        font-weight: 600 !important;
        border-bottom: none !important;
        padding-bottom: 0 !important;
    }

    .mega-cat-item.active .mega-arrow {
        transform: rotate(90deg);
        stroke: #0A3995 !important;
    }

    .mega-cat-item.active .mobile-sub-panel {
        display: flex !important;
        animation: fadeInSubPanel 0.2s ease;
        flex-direction: column;
        gap: 0;
        padding: 2px 0 8px 12px;
        margin-top: 0;
        margin-bottom: 6px;
        background: transparent !important;
        border: none !important;
        border-left: 2px solid #E2E8F0 !important;
        border-radius: 0 !important;
        box-shadow: none !important;
    }

    .mega-sub-link,
    .site-header .nav-mega-menu .mega-sub-link,
    .site-header.header-theme-light .nav-mega-menu .mega-sub-link,
    .site-header.header-scrolled .nav-mega-menu .mega-sub-link {
        color: #475569 !important;
        font-size: 14.5px !important;
        font-weight: 400 !important;
        padding: 7px 0 7px 10px !important;
        border-bottom: none !important;
        transition: color 0.2s ease;
    }

    .mega-sub-link:hover,
    .site-header .nav-mega-menu .mega-sub-link:hover {
        color: #0A3995 !important;
    }

    .mega-sub-link-all,
    .site-header .nav-mega-menu .mega-sub-link-all,
    .site-header.header-theme-light .nav-mega-menu .mega-sub-link-all,
    .site-header.header-scrolled .nav-mega-menu .mega-sub-link-all {
        color: #0A3995 !important;
        font-weight: 600 !important;
        border-bottom: none !important;
        margin-bottom: 2px;
        padding: 6px 0 6px 10px !important;
        display: flex !important;
        align-items: center;
        justify-content: space-between;
    }

    .mega-arrow {
        stroke: #334155 !important;
        transition: transform 0.2s ease;
    }

    .header-toggle {
        display: flex;
    }

    .header-whatsapp {
        display: none;
    }

    .mobile-nav-footer {
        display: block;
        width: 100%;
        margin-top: 20px;
        padding-top: 16px;
        padding-bottom: 12px;
        border-top: 1px solid #F1F5F9;
    }

    .mobile-nav-footer .btn-wa-header,
    .mobile-nav-footer .btn-wa-header span {
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        gap: 8px !important;
        width: 100% !important;
        height: 48px !important;
        padding: 12px 16px !important;
        border-radius: 24px !important;
        background: #138744 !important;
        color: #FFFFFF !important;
        font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif !important;
        font-size: 16px !important;
        font-weight: 500 !important;
        line-height: 24px !important;
        letter-spacing: -0.008em !important;
        text-decoration: none !important;
        box-shadow: 0 4px 14px rgba(19, 135, 68, 0.3) !important;
        border: none !important;
        border-bottom: none !important;
        box-sizing: border-box !important;
        opacity: 1 !important;
    }

    .mobile-nav-footer .btn-wa-header span {
        width: auto !important;
        height: auto !important;
        padding: 0 !important;
        background: transparent !important;
        box-shadow: none !important;
    }

    .mobile-nav-footer .btn-wa-header:hover,
    .mobile-nav-footer .btn-wa-header:hover span {
        background: #0E6B35 !important;
        color: #FFFFFF !important;
        box-shadow: 0 6px 18px rgba(19, 135, 68, 0.45) !important;
    }
}