/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

/* Tablet and below */
@media (max-width: 1024px) {
    :root {
        --header-height: 70px;
        --font-size-5xl: 2.5rem;
        --font-size-4xl: 2rem;
        --spacing-4xl: 4rem;
    }

    .container {
        padding: 0 var(--spacing-md);
    }

    .section {
        padding: var(--spacing-3xl) 0;
    }

    .hero {
        min-height: 500px;
    }

    .grid-3,
    .grid-4 {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --header-height: 60px;
        --font-size-5xl: 2rem;
        --font-size-4xl: 1.75rem;
        --font-size-3xl: 1.5rem;
        --spacing-3xl: 2.5rem;
        --spacing-4xl: 3rem;
    }

    /* Navigation */
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-surface);
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

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

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

    /* Hero */
    .hero {
        min-height: 400px;
    }

    .hero-logo {
        max-width: 150px;
    }

    .hero h1 {
        font-size: 1.75rem;
    }

    .hero-slogan {
        font-size: var(--font-size-lg);
    }

    /* Grid layouts */
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    /* Two column */
    .two-column {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    /* Cards */
    .card {
        padding: var(--spacing-lg);
    }

    /* Buttons */
    .btn {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-size-sm);
    }

    /* Section spacing */
    .section {
        padding: var(--spacing-2xl) 0;
    }

    .section-title {
        margin-bottom: var(--spacing-xl);
    }

    /* Contact */
    .contact-info {
        grid-template-columns: 1fr;
    }

    .map-container {
        height: 300px;
    }

    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }

    .footer-logo {
        margin: 0 auto var(--spacing-md);
    }

    .footer-links {
        align-items: center;
    }
}

/* Small mobile */
@media (max-width: 480px) {
    :root {
        --font-size-5xl: 1.75rem;
        --font-size-4xl: 1.5rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .hero-content {
        padding: var(--spacing-md);
    }

    .section-subtitle {
        font-size: var(--font-size-base);
    }
}

/* Large desktop */
@media (min-width: 1400px) {
    :root {
        --container-max-width: 1400px;
    }
}

/* Print styles */
@media print {

    .header,
    .nav,
    .btn,
    .footer,
    .social-links {
        display: none;
    }

    body {
        background: white;
        color: black;
    }

    .section {
        page-break-inside: avoid;
    }
}

/* Reduced motion for accessibility */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}