/* ========================================
   Mobile Optimization (iPhone/Android)
======================================== */
html, body {
    overflow-x: hidden !important;
    max-width: 100% !important;
    width: 100% !important;
    position: relative;
    margin: 0;
    padding: 0;
    -webkit-overflow-scrolling: touch;
}

@media (max-width: 991.98px) {
    /* Services Section Grid */
    .service-card {
        padding: 1.25rem !important;
        height: 100%;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }

    .service-card .service-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }

    .service-card h4 {
        font-size: 1.1rem;
        margin-bottom: 0.5rem;
        line-height: 1.4;
        min-height: 3.1em; /* Ensure uniform height for titles */
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .service-card p {
        font-size: 0.85rem;
        margin-bottom: 1rem;
        line-height: 1.5;
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .service-card .btn {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
        width: 100%;
    }

    /* Adjust container padding */
    .section-padding {
        padding: 3rem 0;
    }

    .section-title h2 {
        font-size: 1.75rem;
    }
    
    .section-title p {
        font-size: 1rem;
    }

    /* Ensure spacing between columns */
    .row.g-4 > [class*="col-"] {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
    
    .row.g-4 {
        margin-left: -0.75rem;
        margin-right: -0.75rem;
    }

    /* Navbar Mobile Optimization */
    .navbar {
        padding: 0.5rem 0;
        min-height: 80px;
        /* Ensure navbar doesn't shrink too much */
        flex-wrap: nowrap;
    }

    .navbar > .container {
        display: flex;
        flex-wrap: nowrap;
        justify-content: space-between;
        align-items: center;
        max-width: 100%;
        padding-left: 15px;
        padding-right: 15px;
    }

    .navbar-brand {
        margin-right: 0;
        padding-top: 0;
        padding-bottom: 0;
    }

    .navbar-brand img {
        height: var(--logo-height-mobile) !important;
        width: auto;
    }

    .navbar-toggler {
        border: none;
        padding: 0;
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 50%;
        background: rgba(26, 95, 122, 0.05);
        color: var(--primary-color);
        transition: all 0.3s ease;
        margin-left: 0; /* Align to edge */
    }
    
    .navbar-toggler:focus {
        box-shadow: none;
        background: rgba(26, 95, 122, 0.1);
    }

    /* Custom Hamburger Icon using FontAwesome */
    .navbar-toggler-icon {
        background-image: none !important;
        display: flex;
        align-items: center;
        justify-content: center;
        width: 100%;
        height: 100%;
    }

    .navbar-toggler-icon::before {
        font-family: "Font Awesome 6 Free";
        content: "\f0c9"; /* fa-bars */
        font-weight: 900;
        font-size: 1.4rem;
    }
    
    html.mobile-menu-open .navbar-toggler {
        opacity: 0;
        pointer-events: none;
    }

    /* Slide-in Sidebar Logic */
    .navbar-collapse {
        position: fixed;
        top: 0;
        right: -100%; /* Start off-screen */
        width: 280px;
        height: 100vh;
        background: var(--primary-color);
        padding: 2rem 1.5rem;
        box-shadow: -5px 0 30px rgba(0,0,0,0.1);
        transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1060;
        display: flex !important; /* Override bootstrap display:none */
        flex-direction: column;
        visibility: hidden;
        overflow-y: auto;
    }

    .navbar-collapse.show {
        right: 0; /* Slide in */
        visibility: visible;
    }

    /* Backdrop for mobile menu */
    .navbar-collapse.show::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background: rgba(0,0,0,0.4);
        z-index: -1;
        backdrop-filter: blur(4px);
        animation: fadeIn 0.3s ease;
    }

    @keyframes fadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }

    /* Mobile Menu Items */
    .navbar-nav {
        margin-top: 1rem;
        gap: 0.5rem;
        width: 100%;
    }

    .nav-item {
        width: 100%;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }

    .nav-link {
        padding: 1rem 0 !important;
        font-size: 1.1rem;
        display: flex;
        justify-content: space-between;
        align-items: center;
        color: rgba(255,255,255,0.9) !important;
    }
    
    .nav-link:hover, .nav-link.active {
        background: transparent;
        padding-right: 10px !important; /* Slide effect on hover */
        color: #ffffff !important;
    }

    /* Mobile Dropdown Styling */
    .navbar-collapse .dropdown-menu {
        position: static !important;
        float: none !important;
        background: rgba(255,255,255,0.05) !important;
        border: none !important;
        padding: 0 1rem !important;
        margin: 0 !important;
        box-shadow: none !important;
        width: 100%;
        transform: none !important;
        /* Smooth accordion effect with robust visibility */
        max-height: 0;
        opacity: 0;
        overflow: hidden;
        transition: max-height 0.25s ease, opacity 0.25s ease;
        display: block !important; /* keep layout flow, use max-height/opacity for visibility */
    }

    .navbar-collapse .dropdown-menu.show,
    .navbar-collapse .dropdown.show > .dropdown-menu,
    .navbar-collapse .dropdown-toggle.show + .dropdown-menu {
        max-height: 600px;
        opacity: 1;
        overflow: hidden;
    }

    .navbar-collapse .dropdown-item {
        color: rgba(255,255,255,0.8) !important;
        padding: 0.75rem 0 !important;
        border-bottom: 1px solid rgba(255,255,255,0.05);
        font-size: 0.95rem;
    }

    .navbar-collapse .dropdown-item:last-child {
        border-bottom: none;
    }

    .navbar-collapse .dropdown-item i {
        margin-left: 10px;
        width: 20px;
        text-align: center;
        opacity: 0.7;
    }

    .navbar-collapse .dropdown-toggle::after {
        display: inline-block;
        margin-right: 0.255em;
        vertical-align: 0.255em;
        content: "";
        border-top: 0.3em solid;
        border-right: 0.3em solid transparent;
        border-bottom: 0;
        border-left: 0.3em solid transparent;
        transition: transform 0.3s ease;
    }

    .navbar-collapse .dropdown-toggle.show::after {
        transform: rotate(180deg);
    }

    /* Mobile Action Buttons */
    /* Mobile header actions layout */
    .header-actions {
        width: 100%;
        margin-top: 1.5rem;
        padding-top: 1.5rem;
        border-top: 1px solid rgba(255,255,255,0.15);
        display: flex;
        flex-direction: column;
        gap: 0.75rem;
    }

    .header-actions .btn-whatsapp-header {
        width: 100%;
        justify-content: center;
        padding: 0.8rem 1rem;
        border-radius: 999px;
    }

    .header-actions .lang-switcher {
        width: 100%;
        justify-content: center;
        gap: 0.5rem;
    }

    .header-actions .theme-toggle {
        width: 100%;
        justify-content: center;
    }
    
    /* Close button for mobile menu */
    .navbar-toggler-close {
        position: absolute;
        top: 20px;
        left: 20px;
        background: none;
        border: none;
        font-size: 1.5rem;
        color: rgba(255,255,255,0.8);
        cursor: pointer;
        display: block; /* We'll need to add this via JS or HTML if possible, or reuse toggler */
        transition: color 0.3s ease;
    }
    
    .navbar-toggler-close:hover {
        color: #ffffff;
    }
}

/* Extra small devices adjustments */
@media (max-width: 375px) {
    .service-card {
        padding: 1rem !important;
    }
    
    .service-card h4 {
        font-size: 1rem;
    }
}