/* Responsive Design - Mobile First Approach */

/* Ensure all images are responsive */
img {
    max-width: 100%;
    height: auto;
}

/* Tablet Styles */
@media (max-width: 968px) {
    .hero-content h1 {
        font-size: 3rem;
    }

    .hero-tagline {
        font-size: 1.2rem;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

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

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

/* Mobile Styles */
@media (max-width: 768px) {
    :root {
        --spacing-xl: 3rem;
        --spacing-lg: 2rem;
        --spacing-md: 1.5rem;
    }

    /* Base typography */
    html {
        font-size: 16px;
    }

    body {
        font-size: 0.95rem;
        line-height: 1.6;
    }

    h1 {
        font-size: 2rem;
        line-height: 1.2;
    }

    h2 {
        font-size: 1.75rem;
        line-height: 1.3;
    }

    h3 {
        font-size: 1.5rem;
    }

    /* Container */
    .container {
        padding: 0 var(--spacing-sm);
        width: 100%;
        max-width: 100%;
    }

    /* Navigation */
    .nav-container {
        padding: 0 var(--spacing-sm);
    }

    .menu-toggle {
        display: flex;
        z-index: 1001;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-primary);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: var(--spacing-md) 0;
        gap: 0;
        z-index: 1000;
        max-height: calc(100vh - 70px);
        overflow-y: auto;
    }

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

    .nav-menu li {
        padding: var(--spacing-sm) 0;
        width: 100%;
    }

    .nav-menu a {
        display: block;
        padding: var(--spacing-sm) var(--spacing-md);
        width: 100%;
    }

    /* Hero Section */
    .hero {
        min-height: 400px;
        padding: var(--spacing-lg) var(--spacing-sm);
    }

    .hero-content {
        padding: 0 var(--spacing-sm);
    }

    .hero-content h1 {
        font-size: 2.5rem;
        margin-bottom: var(--spacing-sm);
    }

    .hero-tagline {
        font-size: 1rem;
        margin-bottom: var(--spacing-sm);
    }

    .hero-subtagline {
        font-size: 0.9rem;
    }

    /* Grids */
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .values-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    /* Portfolio Filters */
    .portfolio-filters {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: var(--spacing-xs);
        -webkit-overflow-scrolling: touch;
    }

    .filter-btn {
        white-space: nowrap;
        flex-shrink: 0;
    }

    /* Forms */
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .contact-form-wrapper {
        padding: var(--spacing-md);
    }

    input[type="text"],
    input[type="email"],
    input[type="tel"],
    textarea,
    select {
        width: 100%;
        font-size: 16px; /* Prevents zoom on iOS */
        padding: 12px;
    }

    /* Buttons */
    .btn {
        width: 100%;
        max-width: 100%;
        padding: 12px 24px;
        font-size: 1rem;
    }

    /* Sections */
    section {
        padding: var(--spacing-lg) 0;
    }

    .section-intro {
        font-size: 1rem;
        padding: 0 var(--spacing-sm);
    }

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

    .footer-section {
        margin-bottom: var(--spacing-md);
    }

    /* Lightbox */
    .lightbox-close {
        top: 10px;
        right: 20px;
        font-size: 2rem;
    }

    /* Tables */
    table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    /* Security Notice */
    .security-notice {
        padding: var(--spacing-md);
        margin: var(--spacing-md) 0;
    }

    /* Page Header */
    .page-header {
        padding: var(--spacing-lg) 0;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    /* Text alignment */
    .text-center-mobile {
        text-align: center;
    }
}

/* Small Mobile Styles */
@media (max-width: 480px) {
    :root {
        --spacing-xl: 2rem;
        --spacing-lg: 1.5rem;
        --spacing-md: 1rem;
    }

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

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

    .hero {
        min-height: 350px;
        padding: var(--spacing-md) var(--spacing-xs);
    }

    .hero-content h1 {
        font-size: 2rem;
        line-height: 1.2;
    }

    .hero-tagline {
        font-size: 0.95rem;
    }

    .hero-subtagline {
        font-size: 0.85rem;
    }

    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .contact-form-wrapper {
        padding: var(--spacing-sm);
    }

    .logo a {
        font-size: 1.2rem;
    }

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

/* Extra Small Mobile */
@media (max-width: 360px) {
    .hero-content h1 {
        font-size: 1.75rem;
    }

    .btn {
        padding: 10px 16px;
        font-size: 0.85rem;
    }
}