/* ==========================================================================
   EKROM-SHOP - Comprehensive Mobile & Responsive Fixes
   ========================================================================== */

/* 1. Global Reset & Touch Behavior */
* {
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    box-sizing: border-box;
}

/* 2. Prevent iOS/Android Auto-Zoom on Input Focus */
@media screen and (max-width: 768px) {
    input, select, textarea, .swal2-input, .swal2-select, .swal2-textarea {
        font-size: 16px !important;
    }
}

/* 3. Universal Sticky Mobile Header with Safe-Area Insets (Client App) */
.app-mobile-nav {
    position: sticky !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    z-index: 50 !important;
    flex-shrink: 0 !important;
    background-color: #ffffff !important;
    border-bottom: 1px solid #f1f5f9 !important;
    /* Safe Area Top for iPhone Notch / Dynamic Island / Status Bar */
    padding-top: max(0.875rem, calc(env(safe-area-inset-top, 0px) + 0.625rem)) !important;
    padding-bottom: 0.75rem !important;
    padding-left: max(1rem, calc(env(safe-area-inset-left, 0px) + 0.75rem)) !important;
    padding-right: max(1rem, calc(env(safe-area-inset-right, 0px) + 0.75rem)) !important;
    box-shadow: 0 1px 3px 0 rgba(15, 23, 42, 0.05) !important;
    -webkit-backdrop-filter: blur(12px) !important;
    backdrop-filter: blur(12px) !important;
}

/* Admin Mobile Header */
.admin-mobile-nav {
    position: sticky !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    z-index: 50 !important;
    flex-shrink: 0 !important;
    background-color: #0f172a !important; /* slate-900 */
    border-bottom: 1px solid #1e293b !important;
    padding-top: max(0.875rem, calc(env(safe-area-inset-top, 0px) + 0.625rem)) !important;
    padding-bottom: 0.75rem !important;
    padding-left: max(1rem, calc(env(safe-area-inset-left, 0px) + 0.75rem)) !important;
    padding-right: max(1rem, calc(env(safe-area-inset-right, 0px) + 0.75rem)) !important;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.3) !important;
    -webkit-backdrop-filter: blur(12px) !important;
    backdrop-filter: blur(12px) !important;
}

/* Ensure desktop hides mobile nav completely */
@media (min-width: 1024px) {
    .app-mobile-nav.lg\:hidden {
        display: none !important;
    }
}
@media (min-width: 768px) {
    .admin-mobile-nav.md\:hidden {
        display: none !important;
    }
}

/* 4. Landing Page (index.php) Header */
.landing-header {
    position: sticky !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    z-index: 50 !important;
    background-color: rgba(255, 255, 255, 0.92) !important;
    -webkit-backdrop-filter: blur(12px) !important;
    backdrop-filter: blur(12px) !important;
    border-bottom: 1px solid #f1f5f9 !important;
    padding-top: max(0.625rem, calc(env(safe-area-inset-top, 0px) + 0.375rem)) !important;
    padding-bottom: 0.625rem !important;
    padding-left: max(1rem, env(safe-area-inset-left, 0px)) !important;
    padding-right: max(1rem, env(safe-area-inset-right, 0px)) !important;
}

/* 5. Mobile App Shell Viewport & Scroll Containment (Client: < 1024px) */
@media (max-width: 1024px) {
    html:has(body.app-shell) {
        height: 100% !important;
        overflow: hidden !important;
        overscroll-behavior: none !important;
    }
    
    body.app-shell {
        height: 100% !important;
        height: 100dvh !important;
        min-height: -webkit-fill-available !important;
        max-height: 100dvh !important;
        overflow: hidden !important;
        display: flex !important;
        flex-direction: column !important;
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
        overscroll-behavior: none !important;
    }
    
    body.app-shell > main {
        flex: 1 1 0% !important;
        min-height: 0 !important; /* CRITICAL: Enables flex child to shrink and scroll properly */
        height: auto !important;
        overflow-y: auto !important;
        overflow-x: hidden !important;
        -webkit-overflow-scrolling: touch !important;
        overscroll-behavior-y: contain !important;
        padding-top: 1.25rem !important;
        padding-bottom: calc(env(safe-area-inset-bottom, 24px) + 7rem) !important;
        padding-left: max(1rem, calc(env(safe-area-inset-left, 0px) + 0.5rem)) !important;
        padding-right: max(1rem, calc(env(safe-area-inset-right, 0px) + 0.5rem)) !important;
    }

    /* Modal dialogs responsiveness on mobile */
    #detailModal > div, #buyModal > div, #profileModal > div {
        max-height: 86dvh !important;
    }
    #detailModal .overflow-y-auto, #buyModal .overflow-y-auto, #profileModal .overflow-y-auto {
        padding-bottom: calc(env(safe-area-inset-bottom, 20px) + 4rem) !important;
        -webkit-overflow-scrolling: touch !important;
    }
}

/* 6. Admin App Shell Viewport & Scroll Containment (Admin: < 768px) */
@media (max-width: 767px) {
    html:has(body.admin-shell) {
        height: 100% !important;
        overflow: hidden !important;
        overscroll-behavior: none !important;
    }
    
    body.admin-shell {
        height: 100% !important;
        height: 100dvh !important;
        min-height: -webkit-fill-available !important;
        max-height: 100dvh !important;
        overflow: hidden !important;
        display: flex !important;
        flex-direction: column !important;
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
        overscroll-behavior: none !important;
    }
    
    body.admin-shell > main {
        flex: 1 1 0% !important;
        min-height: 0 !important;
        height: auto !important;
        overflow-y: auto !important;
        overflow-x: hidden !important;
        -webkit-overflow-scrolling: touch !important;
        overscroll-behavior-y: contain !important;
        padding-top: 1.25rem !important;
        padding-bottom: calc(env(safe-area-inset-bottom, 24px) + 7rem) !important;
        padding-left: max(1rem, calc(env(safe-area-inset-left, 0px) + 0.5rem)) !important;
        padding-right: max(1rem, calc(env(safe-area-inset-right, 0px) + 0.5rem)) !important;
    }

    /* Mobile Drawer Scrolling & Touch Behavior */
    #mobileMenu {
        overscroll-behavior: contain !important;
        touch-action: pan-y !important;
    }
}

/* ==========================================================================
   Universal Auto-Shrink Responsive Mobile Menu (Client & Admin)
   Optimized for Android Screens & Small Viewports - Generous & Beautiful Size
   ========================================================================== */
@media screen and (max-width: 1023px) {
    /* Mobile Top Navbars */
    .app-mobile-nav,
    .admin-mobile-nav {
        padding-top: max(clamp(0.55rem, 1.8vh, 0.85rem), calc(env(safe-area-inset-top, 0px) + 0.55rem)) !important;
        padding-bottom: clamp(0.55rem, 1.8vh, 0.85rem) !important;
        padding-left: max(clamp(0.85rem, 3.5vw, 1.35rem), calc(env(safe-area-inset-left, 0px) + 0.85rem)) !important;
        padding-right: max(clamp(0.85rem, 3.5vw, 1.35rem), calc(env(safe-area-inset-right, 0px) + 0.85rem)) !important;
    }
    .app-mobile-nav .brand-title,
    .app-mobile-nav > div:first-child span.font-bold,
    .admin-mobile-nav > div:first-child span.font-bold {
        font-size: clamp(0.95rem, 3.8vw, 1.15rem) !important;
    }

    /* Mobile Money Display Box - Compact, Clean, and Perfectly Sized */
    .app-mobile-nav [onclick*="topup.php"],
    .app-mobile-nav .balance-badge {
        padding: 0.2rem 0.45rem !important;
        border-radius: 0.55rem !important;
        gap: 0.25rem !important;
        box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04) !important;
    }
    .app-mobile-nav [onclick*="topup.php"] span,
    .app-mobile-nav .balance-badge span {
        font-size: 0.75rem !important; /* 12px neat font */
        line-height: 1.2 !important;
    }
    .app-mobile-nav [onclick*="topup.php"] span:last-child:is(.bg-emerald-500) {
        font-size: 0.625rem !important; /* 10px + badge */
        padding: 0.05rem 0.28rem !important;
        border-radius: 0.35rem !important;
        line-height: 1 !important;
    }

    /* Mobile Drawer Container - Wider & Prominent */
    #mobileDrawer {
        width: clamp(275px, 84vw, 335px) !important;
        max-width: 86vw !important;
        max-height: 100% !important;
        max-height: 100dvh !important;
        padding: clamp(1rem, 3.8vw, 1.5rem) !important;
        display: flex !important;
        flex-direction: column !important;
        overflow-y: auto !important;
        overscroll-behavior-y: contain !important;
        -webkit-overflow-scrolling: touch !important;
        box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.45) !important;
    }

    #mobileDrawer::-webkit-scrollbar {
        width: 4px !important;
    }
    #mobileDrawer::-webkit-scrollbar-thumb {
        background: rgba(148, 163, 184, 0.45) !important;
        border-radius: 9999px !important;
    }

    /* Drawer Header */
    #mobileDrawer .drawer-header,
    #mobileDrawer > div:first-child {
        margin-bottom: clamp(1.75rem, 5vh, 2.75rem) !important;
        flex-shrink: 0 !important;
    }
    #mobileDrawer .drawer-logo,
    #mobileDrawer > div:first-child .w-10,
    #mobileDrawer > div:first-child .w-8 {
        width: clamp(2.5rem, 8vw, 2.85rem) !important;
        height: clamp(2.5rem, 8vw, 2.85rem) !important;
        font-size: clamp(0.9rem, 3vw, 1.05rem) !important;
        border-radius: 0.85rem !important;
    }
    #mobileDrawer .drawer-title,
    #mobileDrawer > div:first-child span.font-bold {
        font-size: clamp(1.1rem, 4.2vw, 1.32rem) !important;
        font-weight: 800 !important;
    }
    #mobileDrawer .drawer-close-btn,
    #mobileDrawer > div:first-child button {
        width: clamp(2.25rem, 7.5vw, 2.6rem) !important;
        height: clamp(2.25rem, 7.5vw, 2.6rem) !important;
        font-size: clamp(0.95rem, 3vw, 1.15rem) !important;
    }

    /* Drawer Navigation List */
    #mobileDrawer nav {
        display: flex !important;
        flex-direction: column !important;
        gap: clamp(0.3rem, 1vh, 0.55rem) !important;
        overflow-y: auto !important;
        overscroll-behavior-y: contain !important;
        -webkit-overflow-scrolling: touch !important;
        min-height: 0 !important;
        flex: 1 1 0% !important;
        padding-right: 2px !important;
    }
    #mobileDrawer nav::-webkit-scrollbar {
        width: 3px !important;
    }
    #mobileDrawer nav::-webkit-scrollbar-thumb {
        background: rgba(148, 163, 184, 0.35) !important;
        border-radius: 9999px !important;
    }

    /* Drawer Links (Buyer .sidebar-link and Admin nav a) */
    #mobileDrawer nav a,
    #mobileDrawer .sidebar-link {
        padding: clamp(0.55rem, 1.5vh, 0.78rem) clamp(0.75rem, 2.8vw, 1.1rem) !important;
        font-size: clamp(0.96rem, 3.2vw, 1.08rem) !important;
        font-weight: 600 !important;
        line-height: 1.45 !important;
        border-radius: 0.85rem !important;
    }
    #mobileDrawer nav a span:first-child,
    #mobileDrawer .sidebar-link span:first-child {
        font-size: clamp(1.15rem, 3.8vw, 1.35rem) !important;
    }

    /* Drawer Footer & Logout Button */
    #mobileDrawer .drawer-footer,
    #mobileDrawer > div:last-child {
        margin-top: auto !important;
        padding-top: clamp(0.6rem, 1.8vh, 1rem) !important;
        border-top: 1px solid rgba(241, 245, 249, 0.18) !important;
        flex-shrink: 0 !important;
    }
    #mobileDrawer.bg-white .drawer-footer,
    #mobileDrawer.bg-white > div:last-child {
        border-top-color: #f1f5f9 !important;
    }
    #mobileDrawer.bg-slate-900 .drawer-footer,
    #mobileDrawer.bg-slate-900 > div:last-child {
        border-top-color: #334155 !important;
    }
    #mobileDrawer .drawer-footer button,
    #mobileDrawer > div:last-child button {
        padding: clamp(0.55rem, 1.5vh, 0.78rem) clamp(0.75rem, 2.8vw, 1.1rem) !important;
        font-size: clamp(0.96rem, 3.2vw, 1.08rem) !important;
        font-weight: 600 !important;
        border-radius: 0.85rem !important;
    }
}

/* Extra Compact Breakpoint for Ultra-Small Android Screens or Landscape Mode (Height <= 660px or Width <= 360px) */
@media screen and (max-width: 360px), screen and (max-height: 660px) {
    #mobileDrawer {
        width: min(85vw, 280px) !important;
        padding: 0.8rem 0.65rem !important;
    }
    #mobileDrawer .drawer-header,
    #mobileDrawer > div:first-child {
        margin-bottom: 1.25rem !important;
    }
    #mobileDrawer nav {
        gap: 0.22rem !important;
    }
    #mobileDrawer nav a,
    #mobileDrawer .sidebar-link {
        padding: 0.42rem 0.6rem !important;
        font-size: 0.9rem !important;
    }
    #mobileDrawer nav a span:first-child,
    #mobileDrawer .sidebar-link span:first-child {
        font-size: 1.08rem !important;
    }
    #mobileDrawer .drawer-footer,
    #mobileDrawer > div:last-child {
        padding-top: 0.45rem !important;
    }
    #mobileDrawer .drawer-footer button,
    #mobileDrawer > div:last-child button {
        padding: 0.42rem 0.6rem !important;
        font-size: 0.9rem !important;
    }
}

/* 7. Landing & Login Page Normal Scrolling */
body.landing-page {
    height: auto !important;
    min-height: 100vh !important;
    overflow-y: auto !important;
    overflow-x: hidden !important;
    position: static !important;
}

body.login-page {
    height: auto !important;
    min-height: 100vh !important;
    min-height: 100dvh !important;
    overflow-y: auto !important;
    overflow-x: hidden !important;
    position: static !important;
    padding-top: max(1.5rem, calc(env(safe-area-inset-top, 0px) + 1rem)) !important;
    padding-bottom: max(1.5rem, calc(env(safe-area-inset-bottom, 0px) + 1rem)) !important;
}