/* Mobile First Responsive Design */

/* Extra Small Devices (phones, 480px and down) */
@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }
    
    .nav-container {
        padding: 0 10px;
    }
    
    .hero-title {
        font-size: 1.5rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 1.3rem;
        line-height: 1.2;
    }
    
    .hero-description {
        font-size: 0.9rem;
        padding: 0 10px;
    }
    
    .section-title {
        font-size: 1.6rem;
        margin-bottom: 2rem;
    }
    
    .btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }
    
    .btn-large {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }
    
    .feature-card,
    .advantage-item {
        padding: 1rem;
    }
    
    .step {
        padding: 1rem;
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .step-number {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }
    
    .faq-question {
        padding: 1rem;
        font-size: 1rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .cta-content h2 {
        font-size: 1.8rem;
    }
    
    .cta-content p {
        font-size: 1rem;
    }
}

/* Small Devices (landscape phones, 576px and up) */
@media (min-width: 481px) and (max-width: 576px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .intro-content,
    .process-content {
        grid-template-columns: 1fr;
    }
}

/* Medium Devices (tablets, 768px and up) */
@media (min-width: 577px) and (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        width: 100%;
        background: #1a1a1a;
        flex-direction: column;
        padding: 2rem;
        transform: translateY(-100%);
        transition: transform 0.3s ease;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
    }

    .nav-menu.active {
        transform: translateY(0);
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .nav-actions {
        display: none;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.8rem;
    }
    
    .intro-content,
    .process-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Large Devices (desktops, 992px and up) */
@media (min-width: 769px) and (max-width: 992px) {
    .nav-menu {
        display: flex;
        position: static;
        transform: none;
        background: none;
        box-shadow: none;
        padding: 0;
    }

    .mobile-menu-toggle {
        display: none;
    }

    .nav-actions {
        display: flex;
    }
    
    .intro-content,
    .process-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Extra Large Devices (large desktops, 1200px and up) */
@media (min-width: 993px) {
    .nav-menu {
        display: flex;
        position: static;
        transform: none;
        background: none;
        box-shadow: none;
        padding: 0;
    }

    .mobile-menu-toggle {
        display: none;
    }

    .nav-actions {
        display: flex;
    }
    
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .advantages-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Mobile Menu Animation */
@media (max-width: 768px) {
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }

    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    .btn {
        min-height: 44px;
        min-width: 44px;
    }
    
    .nav-link {
        padding: 0.5rem;
    }
    
    .faq-question {
        min-height: 44px;
    }
    
    .back-to-top {
        width: 60px;
        height: 60px;
    }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .hero-bg-image,
    .intro-img,
    .feature-img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* Page-specific responsive styles */
@media (max-width: 768px) {
    .page-title {
        font-size: 2rem;
    }
    
    .page-subtitle {
        font-size: 1.2rem;
    }
    
    .story-content,
    .team-content,
    .process-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .error-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .error-title {
        font-size: 4rem;
    }
    
    .error-subtitle {
        font-size: 1.8rem;
    }
    
    .search-form {
        flex-direction: column;
    }
    
    .search-input {
        margin-bottom: 1rem;
    }
    
    .policy-text h2 {
        font-size: 1.5rem;
    }
    
    .policy-text h3 {
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .page-title {
        font-size: 1.8rem;
    }
    
    .error-title {
        font-size: 3rem;
    }
    
    .error-subtitle {
        font-size: 1.5rem;
    }
    
    .policy-text {
        padding: 0 1rem;
    }
    
    .value-card,
    .support-card,
    .contact-item,
    .link-card {
        padding: 1.5rem;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .back-to-top,
    .hero-navigation,
    .cta {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .hero {
        height: auto;
        padding: 2rem 0;
    }
    
    .hero-background {
        display: none;
    }
    
    .hero-content {
        position: static;
        color: black;
    }
    
    .main-content {
        background: white;
    }
    
    .section-title {
        color: black;
    }
    
    .feature-card,
    .advantage-item {
        background: white;
        border: 1px solid #ccc;
        color: black;
    }
}