/* ================================================
   EduVia - Responsive Styles
   Mobile-First Responsive Design
   ================================================ */

/* Tablet Devices (max-width: 1024px) */
@media (max-width: 1024px) {
    .container {
        padding: 0 30px;
    }

    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.75rem; }

    .hero-title {
        font-size: 2.8rem;
        white-space: normal;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }


    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

/* Mobile Devices (max-width: 768px) */
@media (max-width: 768px) {
    /* Typography */
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    h4 { font-size: 1.25rem; }

    /* Top Bar */
    .top-bar {
        padding: 8px 0;
    }

    .top-bar-content {
        flex-direction: row;
        gap: 15px;
        text-align: left;
        flex-wrap: wrap;
    }

    .top-bar-left {
        flex-direction: row;
        gap: 15px;
        flex: 1;
    }

    .top-bar-right {
        gap: 10px;
    }

    /* Navigation */
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 135px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 135px);
        background-color: var(--color-white);
        flex-direction: column;
        align-items: stretch;
        padding: 20px;
        box-shadow: var(--shadow-lg);
        transition: left 0.3s ease;
        overflow-y: auto;
        z-index: 999;
    }

    /* Ensure mobile menu starts below the header */
    .main-header {
        position: relative;
        z-index: 1000;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-item {
        width: 100%;
    }

    .nav-link {
        padding: 15px;
        border-bottom: 1px solid var(--color-light-gray);
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border-radius: 0;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        min-width: 100%;
        background-color: rgba(139, 0, 0, 0.05);
        margin-top: 5px;
        border-left: 3px solid var(--color-crimson);
    }

    .dropdown.active .dropdown-menu {
        max-height: 500px;
        padding: 10px 0;
    }

    .dropdown-toggle {
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    .dropdown-toggle i {
        transition: transform 0.3s ease;
    }

    .dropdown.active .dropdown-toggle i {
        transform: rotate(180deg);
    }

    .dropdown-menu li {
        list-style: none;
    }

    .dropdown-menu li a {
        padding: 12px 20px;
        display: flex;
        align-items: center;
        gap: 10px;
        color: var(--color-navy);
        transition: var(--transition);
        border-bottom: 1px solid rgba(139, 0, 0, 0.1);
        text-decoration: none;
        font-size: 14px;
    }

    .dropdown-menu li:last-child a {
        border-bottom: none;
    }

    .dropdown-menu li a:hover {
        background-color: rgba(139, 0, 0, 0.1);
        color: var(--color-crimson);
        padding-left: 25px;
    }

    .dropdown-menu li a i {
        width: 16px;
        text-align: center;
    }

    .nav-cta {
        margin-left: 0;
        margin-top: 15px;
    }

    .nav-cta .btn {
        width: 100%;
        display: block;
    }

    /* Hero Section */
    .hero-section {
        padding: 60px 0;
    }

    .hero-content {
        max-width: 550px;
        margin-left: auto;
        margin-right: 0;
    }

    .hero-title {
        font-size: 2.2rem;
        white-space: normal;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }


    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .hero-buttons .btn {
        width: 100%;
        text-align: center;
    }

    /* Sections */
    .section {
        padding: 50px 0;
    }

    .section-title {
        font-size: 2rem;
    }

    /* Grids */
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .stat-number {
        font-size: 2.5rem;
    }

    /* Cards */
    .card-content {
        padding: 20px;
    }

    /* Icon Boxes */
    .icon-box {
        padding: 30px 20px;
    }

    .icon-box-icon {
        width: 70px;
        height: 70px;
        font-size: 1.75rem;
    }

    /* Partners */
    .partners-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }

    .partner-logo-box {
        padding: 10px;
        height: 100px;
    }

    /* CTA Section */
    .cta-section {
        padding: 50px 0;
    }

    .cta-title {
        font-size: 2rem;
    }

    .cta-text {
        font-size: 1.1rem;
    }

    /* Footer */
    .footer-top {
        padding: 40px 0 30px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer-logo img {
        height: 70px;
    }

    .footer-bottom-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .footer-bottom-links {
        flex-wrap: wrap;
        justify-content: center;
    }

    .partners-logos {
        gap: 15px;
    }

    /* Forms */
    .form-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    /* Back to Top */
    .back-to-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
    }
}

/* Small Mobile Devices (max-width: 480px) */
@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    /* Typography */
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.35rem; }

    /* Buttons */
    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }

    .btn-large {
        padding: 12px 25px;
        font-size: 16px;
    }

    /* Logo */
    .logo img {
        height: 45px;
    }

    /* Partners */
    .partners-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    /* Adjust mobile menu positioning for smaller screens */
    .nav-menu {
        top: 115px;
        height: calc(100vh - 115px);
    }

    /* Hero */
    .hero-title {
        font-size: 1.9rem;
        white-space: normal;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }

    .hero-content {
        max-width: 450px;
        margin-left: auto;
        margin-right: 0;
    }


    .hero-subtitle {
        font-size: 1rem;
    }

    /* Section */
    .section-title {
        font-size: 1.75rem;
    }

    .section-description {
        font-size: 1rem;
    }

    /* Stats */
    .stat-number {
        font-size: 2.2rem;
    }

    .stat-label {
        font-size: 1rem;
    }

    /* Cards */
    .card-content {
        padding: 18px;
    }

    .card-title {
        font-size: 1.3rem;
    }

    /* Testimonials */
    .testimonial-card {
        padding: 25px;
    }

    .testimonial-quote {
        font-size: 2.5rem;
    }

    /* Partners */
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    /* Footer */
    .footer-social {
        justify-content: center;
    }

    .footer-logo img {
        height: 60px;
    }

    .partners-logos {
        flex-direction: column;
    }
}

/* Landscape Orientation Fix */
@media (max-height: 500px) and (orientation: landscape) {
    .nav-menu {
        height: auto;
        max-height: 400px;
    }

    .hero-section {
        padding: 40px 0;
    }
}

/* Print Styles */
@media print {
    .top-bar,
    .main-header,
    .mobile-menu-toggle,
    .back-to-top,
    .cta-section,
    .main-footer {
        display: none;
    }

    body {
        font-size: 12pt;
    }

    .section {
        padding: 20px 0;
    }
}