/* ===================================
   RESPONSIVE STYLES
   Mobile-First Approach
   ================================== */

/* ===================================
   TABLET - 768px and below
   ================================== */

@media (max-width: 768px) {
    /* Typography adjustments */
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
    
    /* Layout */
    section {
        padding: 60px 0;
    }
    
    .container {
        padding: 0 20px;
    }
    
    /* Header */
    .header-content {
        height: 64px;
    }
    
    .nav {
        position: fixed;
        top: 64px;
        left: 0;
        width: 100%;
        background-color: #ffffff;
        border-bottom: 1px solid #e5e7eb;
        padding: 24px;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    }
    
    .nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 16px;
    }
    
    .nav-link {
        font-size: 1rem;
    }
    
    .nav-link.active::after {
        display: none;
    }
    
    .header-actions {
        display: none;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    /* Hero Section */
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-stats {
        gap: 32px;
    }
    
    /* Section Headers */
    .section-header {
        margin-bottom: 48px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    /* Features */
    .features-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    /* How It Works */
    .steps {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    /* Testimonials */
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    /* Pricing */
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    /* CTA */
    .cta-title {
        font-size: 2rem;
    }
    
    .cta-subtitle {
        font-size: 1rem;
    }
    
    .cta-actions {
        flex-direction: column;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    /* Page Header */
    .page-header {
        padding: 120px 0 60px;
    }
    
    .page-title {
        font-size: 2.5rem;
    }
    
    .page-subtitle {
        font-size: 1.125rem;
    }
    
    /* About Page */
    .about-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .mv-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
    
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    /* Pricing Page */
    .comparison-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .comparison-cell {
        padding: 12px 16px;
    }
    
    .comparison-header .comparison-cell:first-child {
        display: block;
    }
    
    .comparison-header .comparison-cell:not(:first-child) {
        display: none;
    }
    
    .comparison-category {
        padding: 12px 16px;
    }
    
    /* Contact Page */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .contact-form-wrapper {
        padding: 32px 24px;
    }
    
    /* Back to Top */
    .back-to-top {
        bottom: 24px;
        right: 24px;
        width: 44px;
        height: 44px;
    }
}

/* ===================================
   LARGE TABLET - 992px and below
   ================================== */

@media (max-width: 992px) and (min-width: 769px) {
    /* Features */
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Testimonials */
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    /* Pricing */
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Team */
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Stats */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ===================================
   MOBILE - 480px and below
   ================================== */

@media (max-width: 480px) {
    /* Typography */
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    /* Hero */
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 24px;
        align-items: flex-start;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    /* Buttons */
    .btn {
        padding: 12px 20px;
        font-size: 0.875rem;
    }
    
    .btn-lg {
        padding: 14px 24px;
        font-size: 0.9375rem;
    }
    
    /* Section Headers */
    .section-title {
        font-size: 1.75rem;
    }
    
    .section-subtitle {
        font-size: 0.9375rem;
    }
    
    /* Pricing */
    .pricing-price .amount {
        font-size: 2.5rem;
    }
    
    .pricing-card {
        padding: 32px 24px;
    }
    
    /* CTA */
    .cta-title {
        font-size: 1.75rem;
    }
    
    /* Footer */
    .social-links {
        flex-wrap: wrap;
    }
    
    /* Page Header */
    .page-title {
        font-size: 2rem;
    }
    
    .page-subtitle {
        font-size: 1rem;
    }
    
    /* Stats */
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-box {
        padding: 24px;
    }
    
    /* Team */
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    /* Contact */
    .contact-form-wrapper {
        padding: 24px 16px;
    }
    
    .contact-title {
        font-size: 1.75rem;
    }
    
    .contact-description {
        font-size: 1rem;
    }
    
    /* Form */
    .form-group input,
    .form-group textarea,
    .form-group select {
        padding: 10px 14px;
        font-size: 0.875rem;
    }
}

/* ===================================
   LARGE DESKTOP - 1400px and above
   ================================== */

@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
}

/* ===================================
   PRINT STYLES
   ================================== */

@media print {
    .header,
    .footer,
    .back-to-top,
    .mobile-toggle,
    .cta {
        display: none;
    }
    
    body {
        font-size: 12pt;
    }
    
    section {
        page-break-inside: avoid;
    }
}