/* ==========================================================================
   RESPONSIVE MOBILE NAVBAR OVERHAUL (max-width: 1024px)
   BKK Banda Aceh - Modern, Touch-Friendly Drawer & Accordion
   ========================================================================== */

/* === Header Height & Body Padding Synchronization (Eliminates Gap) === */
:root {
    --header-height: 72px;
}

@media (max-width: 1380px) {
    :root {
        --header-height: 68px;
    }
}

@media (max-width: 1024px) {
    :root {
        --header-height: 64px;
    }
}

body {
    padding-top: calc(var(--top-bar-height) + var(--header-height)) !important;
}

.main-header {
    height: var(--header-height) !important;
}

.main-content {
    margin-top: 0 !important;
    padding-top: 0 !important;
}

.hero-slider {
    margin-top: 0 !important;
}

/* 1. Backdrop Overlay (Desktop hidden, mobile fade) */
.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    background: rgba(15, 23, 42, 0.65);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 10008;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

/* 2. Lock body scroll when mobile menu is active */
body.mobile-nav-open {
    overflow: hidden !important;
    touch-action: none !important;
}

/* 3. Hide mobile elements on desktop */
.mobile-nav-header {
    display: none;
}

/* ==========================================================================
   MOBILE VIEWPORT RULES (max-width: 1024px)
   ========================================================================== */
@media (max-width: 1024px) {
    /* Header layout adjustments */
    .header-content {
        position: relative;
    }

    .header-brand .logo {
        height: 38px !important;
    }

    /* Mobile hamburger toggle */
    .nav-toggle {
        display: flex !important;
        align-items: center;
        justify-content: center;
        width: 42px;
        height: 42px;
        padding: 0;
        background: #f8fafc;
        border: 1px solid #cbd5e1;
        border-radius: 10px;
        cursor: pointer;
        z-index: 10005;
        transition: all 0.2s ease;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    }

    .nav-toggle:hover,
    .nav-toggle:active {
        background: #f1f5f9;
        border-color: #94a3b8;
    }

    .nav-toggle span {
        display: block;
        width: 20px;
        height: 2px;
        background: #0f172a;
        border-radius: 2px;
        transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .nav-toggle.active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
        transform: scale(0.5);
    }

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

    /* 4. Main Navigation Drawer */
    .main-nav {
        position: fixed !important;
        top: 0 !important;
        right: -100% !important;
        left: auto !important;
        width: 330px !important;
        max-width: 86vw !important;
        height: 100vh !important;
        height: 100dvh !important;
        background: #ffffff !important;
        box-shadow: -8px 0 32px rgba(0, 0, 0, 0.22) !important;
        border-left: 1px solid #e2e8f0 !important;
        z-index: 10010 !important;
        display: flex !important;
        flex-direction: column !important;
        padding: 0 !important;
        margin: 0 !important;
        overflow: hidden !important;
        transition: right 0.35s cubic-bezier(0.16, 1, 0.3, 1) !important;
    }

    .main-nav.open {
        right: 0 !important;
    }

    /* Drawer Header */
    .mobile-nav-header {
        display: flex !important;
        align-items: center;
        justify-content: space-between;
        padding: 16px 18px;
        background: #f8fafc;
        border-bottom: 1px solid #e2e8f0;
        flex-shrink: 0;
    }

    .mobile-nav-brand {
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .mobile-nav-logo {
        height: 34px;
        width: auto;
    }

    .mobile-nav-info {
        display: flex;
        flex-direction: column;
    }

    .mobile-nav-title {
        font-size: 0.925rem;
        font-weight: 800;
        color: #0f172a;
        line-height: 1.2;
    }

    .mobile-nav-subtitle {
        font-size: 0.725rem;
        font-weight: 600;
        color: #00a7a0;
        letter-spacing: 0.02em;
    }

    .mobile-nav-close {
        width: 36px;
        height: 36px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: #ffffff;
        border: 1px solid #e2e8f0;
        border-radius: 8px;
        color: #64748b;
        font-size: 1rem;
        cursor: pointer;
        transition: all 0.2s ease;
    }

    .mobile-nav-close:hover,
    .mobile-nav-close:active {
        background: #fee2e2;
        border-color: #fca5a5;
        color: #dc2626;
    }

    /* Menu List */
    .nav-menu {
        flex: 1 1 auto !important;
        overflow-y: auto !important;
        overflow-x: hidden !important;
        -webkit-overflow-scrolling: touch !important;
        padding: 12px 14px 40px !important;
        display: flex !important;
        flex-direction: column !important;
        gap: 4px !important;
        margin: 0 !important;
        list-style: none !important;
    }

    /* Menu Items */
    .nav-item {
        position: relative !important;
        display: flex !important;
        flex-direction: column !important;
        width: 100% !important;
        height: auto !important;
        border-radius: 10px;
        border-bottom: 1px solid #f1f5f9;
        transition: background 0.2s ease;
    }

    .nav-item::after {
        display: none !important;
    }

    /* Top-level Nav Links */
    .nav-link {
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
        width: 100% !important;
        height: auto !important;
        padding: 12px 14px !important;
        font-size: 0.925rem !important;
        font-weight: 700 !important;
        color: #334155 !important;
        text-decoration: none !important;
        border-radius: 10px !important;
        transition: all 0.2s ease !important;
        background: transparent !important;
        white-space: normal !important;
    }

    .nav-link::after {
        display: none !important;
    }

    .nav-link:hover,
    .nav-link:active {
        background: #f8fafc !important;
        color: #0f172a !important;
    }

    .nav-item.active > .nav-link {
        color: #00a7a0 !important;
        background: #f0fdfa !important;
    }

    .nav-link .dropdown-icon {
        font-size: 0.8rem !important;
        color: #94a3b8 !important;
        transition: transform 0.25s ease, color 0.25s ease !important;
        margin-left: auto !important;
        opacity: 1 !important;
    }

    .nav-item.mobile-open > .nav-link {
        background: #f0fdfa !important;
        color: #00877a !important;
    }

    .nav-item.mobile-open > .nav-link .dropdown-icon {
        transform: rotate(180deg) !important;
        color: #00877a !important;
    }

    /* ==========================================================================
       5. DROPDOWN COLLAPSE & ACCORDION (Critical override for all dropdowns)
       ========================================================================== */
    .dropdown-menu,
    .mega-dropdown,
    .ppid-dropdown,
    .single-column-dropdown,
    .profile-single-column,
    .ppid-single-column {
        display: none !important;
        position: static !important;
        top: auto !important;
        left: auto !important;
        right: auto !important;
        transform: none !important;
        box-shadow: none !important;
        border: none !important;
        border-left: 3px solid #00a7a0 !important;
        background: #f8fafc !important;
        border-radius: 0 10px 10px 0 !important;
        min-width: 100% !important;
        max-width: 100% !important;
        width: 100% !important;
        max-height: none !important;
        height: auto !important;
        overflow: visible !important;
        padding: 6px 6px 10px 8px !important;
        margin: 4px 0 8px 8px !important;
        opacity: 1 !important;
        visibility: visible !important;
        pointer-events: auto !important;
    }

    /* When mobile-open is present on parent, SHOW the dropdown */
    .nav-item.mobile-open > .dropdown-menu,
    .nav-item.mobile-open > .mega-dropdown,
    .nav-item.mobile-open > .ppid-dropdown,
    .nav-item.mobile-open > .single-column-dropdown,
    .nav-item.mobile-open > .profile-single-column,
    .nav-item.mobile-open > .ppid-single-column {
        display: block !important;
        animation: mobileDropdownFade 0.22s ease-out;
    }

    @keyframes mobileDropdownFade {
        from {
            opacity: 0;
            transform: translateY(-6px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    /* Hide redundant desktop headers inside mobile accordion */
    .dropdown-menu .dropdown-header,
    .single-column-dropdown .dropdown-header,
    .profile-single-column .dropdown-header,
    .ppid-single-column .dropdown-header {
        display: none !important;
    }

    /* Category section headings inside Profile & PPID */
    .dropdown-category,
    .ppid-category h4 {
        font-size: 0.725rem !important;
        font-weight: 800 !important;
        color: #00877a !important;
        text-transform: uppercase !important;
        letter-spacing: 0.06em !important;
        padding: 8px 10px 4px !important;
        margin: 6px 0 2px !important;
        border-bottom: 1px dashed #cbd5e1 !important;
        display: flex !important;
        align-items: center !important;
        gap: 6px !important;
        border-top: none !important;
    }

    .ppid-category {
        margin: 0 !important;
        padding: 0 !important;
    }

    .ppid-submenu,
    .submenu-items {
        margin-left: 6px !important;
        padding-left: 4px !important;
        border-left: 1px solid #e2e8f0 !important;
    }

    .ppid-sub-category {
        margin: 4px 0 4px 8px !important;
        padding-left: 6px !important;
        border-left: 2px solid #cbd5e1 !important;
    }

    .ppid-sub-label {
        font-size: 0.7rem !important;
        font-weight: 700 !important;
        color: #64748b !important;
        padding: 4px 6px 2px !important;
        text-transform: uppercase !important;
    }

    /* Dropdown item styling in mobile */
    .dropdown-content,
    .ppid-menu-list {
        padding: 0 !important;
    }

    .dropdown-item,
    .ppid-menu-item,
    .ppid-submenu-item,
    .submenu-header {
        display: flex !important;
        align-items: center !important;
        gap: 10px !important;
        padding: 9px 12px !important;
        margin: 2px 0 !important;
        font-size: 0.85rem !important;
        font-weight: 500 !important;
        color: #334155 !important;
        text-decoration: none !important;
        border-radius: 8px !important;
        transition: all 0.15s ease !important;
        background: transparent !important;
        min-height: 40px !important;
        line-height: 1.3 !important;
        white-space: normal !important;
    }

    .dropdown-item i,
    .ppid-menu-item i,
    .ppid-submenu-item i {
        font-size: 0.85rem !important;
        width: 18px !important;
        text-align: center !important;
        color: #00a7a0 !important;
        flex-shrink: 0 !important;
    }

    .dropdown-item:hover,
    .dropdown-item:active,
    .ppid-menu-item:hover,
    .ppid-menu-item:active,
    .ppid-submenu-item:hover,
    .ppid-submenu-item:active {
        background: #ffffff !important;
        color: #00877a !important;
        padding-left: 16px !important;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05) !important;
    }

    .ppid-submenu-item.indent {
        padding-left: 16px !important;
    }
}

/* ==========================================================================
   DESKTOP RESPONSIVE NAVBAR (min-width: 1025px)
   Specialized for 1366x768, 1280x800, and standard laptop viewports
   ========================================================================== */
@media (min-width: 1025px) {
    /* 1. Header & Container Breathing Room */
    .main-header {
        height: var(--header-height);
    }

    .main-header .container {
        max-width: 1420px !important;
        width: 100% !important;
        padding: 0 20px !important;
    }

    .header-content {
        gap: 12px;
    }

    .logo-group {
        gap: 8px;
    }

    .header-brand .logo {
        height: 42px;
        width: auto;
    }

    /* 2. Responsive Navigation Items Sizing */
    .nav-menu {
        gap: 2px;
    }

    .nav-item {
        position: relative;
    }

    .nav-link {
        padding: 8px 10px;
        font-size: 0.835rem; /* ~13.4px */
        letter-spacing: -0.01em;
        gap: 4px;
        white-space: nowrap;
    }

    .dropdown-icon {
        font-size: 0.55rem;
    }

    /* Optimization for standard 1366x768 and 1280px laptops */
    @media (max-width: 1380px) {
        .main-header {
            height: var(--header-height);
        }

        .header-brand .logo {
            height: 38px;
        }

        .nav-link {
            padding: 6px 7px;
            font-size: 0.8rem; /* ~12.8px */
            gap: 3px;
        }

        .dropdown-icon {
            font-size: 0.52rem;
        }
    }

    /* 3. Universal Dropdown Viewport Bounds (Critical for 768px height) */
    .dropdown-menu,
    .mega-dropdown,
    .ppid-dropdown,
    .single-column-dropdown,
    .profile-single-column,
    .ppid-single-column {
        max-height: calc(100vh - 120px) !important;
        max-height: calc(100dvh - 120px) !important;
        overflow-y: auto !important;
        overflow-x: hidden !important;
        border-radius: 14px !important;
        box-shadow: 0 12px 36px -6px rgba(0, 0, 0, 0.18), 0 0 0 1px rgba(0, 0, 0, 0.06) !important;
        padding: 8px 10px !important;
    }

    /* Dropdown Headers - Compact & Clean */
    .dropdown-header {
        padding: 8px 12px 10px !important;
        margin-bottom: 6px !important;
        border-bottom: 1px solid #e2e8f0 !important;
    }

    .dropdown-header h3 {
        font-size: 0.9rem !important;
        font-weight: 700 !important;
        margin: 0 0 2px 0 !important;
    }

    .dropdown-header p {
        font-size: 0.725rem !important;
        color: #64748b !important;
        margin: 0 !important;
    }

    /* Dropdown Items - Comfortable Touch/Click Targets */
    .dropdown-item,
    .ppid-menu-item,
    .ppid-submenu-item,
    .submenu-header {
        padding: 7px 12px !important;
        font-size: 0.85rem !important;
        border-radius: 8px !important;
        transition: all 0.15s ease !important;
    }

    .dropdown-item i,
    .ppid-menu-item i,
    .ppid-submenu-item i,
    .submenu-header i {
        font-size: 0.85rem !important;
        width: 18px !important;
    }

    /* Dropdown Category Dividers inside Profile & PPID */
    .dropdown-category,
    .ppid-category h4 {
        font-size: 0.7rem !important;
        font-weight: 800 !important;
        letter-spacing: 0.06em !important;
        padding: 6px 12px 2px !important;
        margin: 6px 0 2px !important;
    }

    .ppid-category {
        margin: 4px 0 !important;
    }

    /* 4. Dropdown Alignment to Prevent Horizontal Screen Overflow */
    /* Items on the right side of navbar (PPID, App BKK, Hubungi Kami) align to the right edge */
    .nav-item:nth-last-child(-n+4) > .dropdown-menu,
    .nav-item:nth-last-child(-n+4) > .single-column-dropdown,
    .nav-item:nth-last-child(-n+4) > .ppid-single-column {
        left: auto !important;
        right: 0 !important;
        transform: translateY(8px) !important;
    }

    .nav-item:nth-last-child(-n+4):hover > .dropdown-menu,
    .nav-item:nth-last-child(-n+4):hover > .single-column-dropdown,
    .nav-item:nth-last-child(-n+4):hover > .ppid-single-column {
        transform: translateY(0) !important;
    }

    /* Home Dropdown Positioning */
    .nav-item:first-child > .dropdown-menu {
        left: 0 !important;
        right: auto !important;
        transform: translateY(8px) !important;
    }

    .nav-item:first-child:hover > .dropdown-menu {
        transform: translateY(0) !important;
    }

    /* Profile Dropdown Positioning */
    .nav-item:nth-child(2) > .profile-single-column {
        left: 0 !important;
        transform: translateY(8px) !important;
    }

    .nav-item:nth-child(2):hover > .profile-single-column {
        transform: translateY(0) !important;
    }

    /* 5. Custom Sleek Scrollbar for Desktop Dropdowns */
    .dropdown-menu::-webkit-scrollbar,
    .profile-single-column::-webkit-scrollbar,
    .single-column-dropdown::-webkit-scrollbar,
    .ppid-single-column::-webkit-scrollbar {
        width: 5px !important;
    }

    .dropdown-menu::-webkit-scrollbar-track,
    .profile-single-column::-webkit-scrollbar-track,
    .single-column-dropdown::-webkit-scrollbar-track,
    .ppid-single-column::-webkit-scrollbar-track {
        background: #f1f5f9 !important;
        border-radius: 999px !important;
    }

    .dropdown-menu::-webkit-scrollbar-thumb,
    .profile-single-column::-webkit-scrollbar-thumb,
    .single-column-dropdown::-webkit-scrollbar-thumb,
    .ppid-single-column::-webkit-scrollbar-thumb {
        background: #94a3b8 !important;
        border-radius: 999px !important;
    }

    .dropdown-menu::-webkit-scrollbar-thumb:hover,
    .profile-single-column::-webkit-scrollbar-thumb:hover,
    .single-column-dropdown::-webkit-scrollbar-thumb:hover,
    .ppid-single-column::-webkit-scrollbar-thumb:hover {
        background: #00a7a0 !important;
    }
}