/* 
 * MOBILE DESIGN SYSTEM - Kotobly
 * Professional Responsive Version - v2.0
 */

/* Hide mobile elements on desktop by default */
.mobile-burger-btn,
.mobile-side-menu,
.mobile-overlay,
.mobile-bottom-nav {
    display: none !important;
}

:root {
    --primary: #1A7F7C;
    --primary-light: #E0F2F1;
    --text-main: #1E293B;
    --text-muted: #64748B;
    --bg-card: #ffffff;
    --radius-md: 12px;
    --radius-lg: 16px;
}

/* --- 1. CLEANUP & RESET --- */
@media (max-width: 1024px) {
    html {
        font-size: 15px;
    }
}

/* --- 2. BURGER MENU & OVERLAY --- */
@media (max-width: 1024px) {

    /* Burger Button - Fixed Visibility */
    .mobile-burger-btn {
        display: flex !important;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        width: 40px;
        height: 40px;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 0;
        z-index: 5001;
        gap: 5px;
    }

    .mobile-burger-btn span {
        width: 24px;
        height: 2.5px;
        background: var(--primary);
        border-radius: 4px;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        display: block;
    }

    .mobile-burger-btn.active span:nth-child(1) {
        transform: translateY(7.5px) rotate(45deg);
    }

    .mobile-burger-btn.active span:nth-child(2) {
        opacity: 0;
        transform: translateX(10px);
    }

    .mobile-burger-btn.active span:nth-child(3) {
        transform: translateY(-7.5px) rotate(-45deg);
    }

    /* Professional Overlay */
    .mobile-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(15, 23, 42, 0.5);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        z-index: 4999;
        opacity: 0;
        visibility: hidden;
        transition: all 0.4s ease;
        display: block !important;
    }

    .mobile-overlay.active {
        opacity: 1;
        visibility: visible;
    }

    /* Professional Side Menu - Refined Spacing */
    .mobile-side-menu {
        position: fixed;
        top: 0;
        right: -100%;
        /* Default to right for RTL consistency */
        width: 85%;
        max-width: 320px;
        height: 100vh;
        background: var(--bg-card);
        z-index: 5000;
        transition: all 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.15);
        display: flex !important;
        flex-direction: column;
        padding: 0;
        overflow-y: auto;
    }

    body:not(.rtl) .mobile-side-menu {
        right: auto;
        left: -100%;
    }

    .mobile-side-menu.active {
        right: 0;
    }

    body:not(.rtl) .mobile-side-menu.active {
        left: 0;
    }

    /* Professional Menu Header */
    .mobile-menu-header {
        padding: 24px 20px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        border-bottom: 1px solid rgba(0, 0, 0, 0.04);
        margin-bottom: 10px;
    }

    /* modern close button */
    .mobile-side-menu .close-btn-modern {
        width: 36px;
        height: 36px;
        border-radius: 50%;
        background: #F1F5F9;
        border: none;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--text-main);
        cursor: pointer;
        transition: all 0.2s;
    }

    .mobile-side-menu .close-btn-modern:active {
        transform: scale(0.9);
        background: #E2E8F0;
    }

    /* Professional Menu Links - Reduced space, better hierarchy */
    .mobile-menu-nav {
        list-style: none;
        padding: 10px;
        margin: 0;
    }

    .mobile-menu-item {
        margin-bottom: 4px;
        opacity: 0;
        transform: translateY(10px);
        transition: all 0.4s ease;
    }

    .mobile-side-menu.active .mobile-menu-item {
        opacity: 1;
        transform: translateY(0);
    }

    .mobile-menu-link {
        display: flex;
        align-items: center;
        gap: 14px;
        padding: 12px 16px;
        border-radius: 12px;
        color: var(--text-main);
        text-decoration: none;
        font-weight: 600;
        font-size: 1rem;
        transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .mobile-menu-link i {
        font-size: 1.1rem;
        width: 20px;
        text-align: center;
        color: var(--text-muted);
    }

    .mobile-menu-link:active {
        background: var(--primary-light);
        color: var(--primary);
    }

    .mobile-menu-link:active i {
        color: var(--primary);
    }

    /* Actions - Clean Grid */
    .mobile-menu-actions {
        padding: 20px;
        display: grid;
        gap: 12px;
        margin-top: auto;
        border-top: 1px solid rgba(0, 0, 0, 0.04);
    }

    .mobile-menu-actions .btn {
        width: 100% !important;
        margin: 0 !important;
    }

    /* Language Grid */
    .mobile-lang-section {
        padding: 20px;
        background: #F8FAFC;
    }

    .lang-grid-modern {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }

    .lang-item-modern {
        padding: 10px;
        background: white;
        border: 1.5px solid #E2E8F0;
        border-radius: 10px;
        text-align: center;
        font-size: 0.85rem;
        font-weight: 600;
        color: var(--text-main);
        text-decoration: none;
    }

    .lang-item-modern.active {
        border-color: var(--primary);
        color: var(--primary);
        background: var(--primary-light);
    }
}

/* --- 3. RESPONSIVE ELEMENTS --- */
@media (max-width: 1024px) {
    .dashboard-container {
        grid-template-columns: 1fr !important;
    }

    .main-content {
        padding: 16px !important;
        padding-bottom: 90px !important;
    }

    .right-sidebar {
        display: none !important;
    }
}

/* --- 4. HERO SECTION MOBILE --- */
@media (max-width: 768px) {
    .hero {
        min-height: auto !important;
        padding: 80px 20px 40px !important;
        text-align: center;
        display: block !important;
        background-attachment: scroll !important;
    }

    .hero::before {
        background: linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.85) 100%) !important;
        opacity: 1 !important;
    }

    .hero-content {
        max-width: 100% !important;
        z-index: 10 !important;
        display: flex;
        flex-direction: column;
        align-items: center;
        padding: 0 10px;
        animation: fadeInUp 0.8s cubic-bezier(0.165, 0.84, 0.44, 1);
    }

    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(30px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .hero-badge {
        background: #FFF8E1 !important;
        color: #B45309 !important;
        font-size: 0.85rem !important;
        padding: 10px 20px !important;
        border-radius: 99px !important;
        margin-bottom: 24px !important;
        border: 1.5px solid rgba(180, 83, 9, 0.1) !important;
        box-shadow: 0 4px 15px rgba(180, 83, 9, 0.05) !important;
    }

    .hero h1 {
        font-size: 2.6rem !important;
        line-height: 1.15 !important;
        margin-bottom: 24px !important;
        color: #0F172A !important;
        font-weight: 800 !important;
        letter-spacing: -0.02em !important;
    }

    .hero p {
        font-size: 1.1rem !important;
        color: #1E293B !important;
        /* Extremely high contrast slate */
        line-height: 1.7 !important;
        margin-bottom: 40px !important;
        font-weight: 600 !important;
        opacity: 1 !important;
        max-width: 90% !important;
    }

    .hero-btns {
        flex-direction: column !important;
        gap: 14px !important;
        width: 100% !important;
    }

    .hero-btns .btn {
        width: 100% !important;
        padding: 18px 24px !important;
        border-radius: 18px !important;
        font-size: 1.1rem !important;
        font-weight: 800 !important;
        justify-content: center !important;
        display: flex !important;
        margin: 0 !important;
        box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1) !important;
    }

    /* Stats Grid on Mobile */
    .hero-stats {
        margin-top: 60px !important;
        display: grid !important;
        grid-template-columns: 1fr !important;
        gap: 16px !important;
        width: 100% !important;
    }

    .stat-item {
        background: rgba(255, 255, 255, 0.95) !important;
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        border-radius: 24px !important;
        padding: 20px !important;
        border: 1px solid rgba(0, 0, 0, 0.05) !important;
        box-shadow: 0 8px 30px rgba(0, 0, 0, 0.04) !important;
        width: 100% !important;
        justify-content: flex-start !important;
        display: flex !important;
    }

    .stat-num {
        font-size: 1.6rem !important;
        font-weight: 900 !important;
    }
}

@media (max-width: 768px) {
    .books-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 12px !important;
    }

    .card {
        border-radius: 16px !important;
        padding: 1.25rem !important;
    }
}

/* Helpers */
.no-scroll {
    overflow: hidden !important;
    height: 100vh;
}

.mobile-only {
    display: none !important;
}

@media (max-width: 1024px) {
    .mobile-only {
        display: block !important;
    }

    .desktop-only {
        display: none !important;
    }
}

body {
    overflow-x: hidden !important;
}