/* =====================================================
   MegWa Labs - Complete Styling
   Production-Ready CSS
   ===================================================== */

/* =====================================================
   1. CSS VARIABLES & ROOT
   ===================================================== */

:root {
    /* Colors - Primary Palette */
    --color-navy: #001f3f;
    --color-navy-light: #003d66;
    --color-navy-darker: #000f1f;
    --color-blue: #0074D9;
    --color-blue-dark: #0059A8;
    --color-blue-darkest: #004080;
    
    /* Colors - Neutral */
    --color-white: #FFFFFF;
    --color-gray-light: #F8F9FA;
    --color-gray-border: #E8EAED;
    --color-gray-dark: #666666;
    --color-text-dark: #1A1A1A;
    
    /* Status Badge Colors */
    --color-badge-prototype: #FF6B6B;
    --color-badge-mvp: #4ECDC4;
    --color-badge-concept: #95E1D3;
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Font Sizes */
    --font-size-h1: 3.5rem;
    --font-size-h2: 2.5rem;
    --font-size-h3: 1.75rem;
    --font-size-h4: 1.375rem;
    --font-size-body: 1rem;
    --font-size-small: 0.875rem;
    --font-size-xs: 0.75rem;
    
    /* Line Heights */
    --line-height-heading: 1.2;
    --line-height-body: 1.6;
    --line-height-compact: 1.4;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    --spacing-xxxl: 5rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 12px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 600ms ease;
    
    /* Shadows */
    --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-card-hover: 0 8px 24px rgba(0, 116, 217, 0.12);
    --shadow-button: 0 8px 24px rgba(0, 116, 217, 0.3);
    
    /* Container Widths */
    --container-max-width: 1200px;
    --container-padding: 2rem;
    
    /* Z-Index */
    --z-navigation: 1000;
    --z-modal: 2000;
}

/* =====================================================
   2. RESET & BASE STYLES
   ===================================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-body);
    line-height: var(--line-height-body);
    color: var(--color-text-dark);
    background-color: var(--color-white);
    font-weight: var(--font-weight-regular);
}

/* Images */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Links */
a {
    color: var(--color-blue);
    text-decoration: none;
    transition: color var(--transition-normal);
}

a:hover,
a:focus {
    color: var(--color-blue-dark);
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-heading);
    color: var(--color-navy);
}

h1 {
    font-size: var(--font-size-h1);
}

h2 {
    font-size: var(--font-size-h2);
}

h3 {
    font-size: var(--font-size-h3);
}

h4 {
    font-size: var(--font-size-h4);
}

/* Paragraphs */
p {
    margin-bottom: var(--spacing-sm);
}

p:last-child {
    margin-bottom: 0;
}

/* Lists */
ul, ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

li {
    margin-bottom: var(--spacing-xs);
}

/* Blockquotes */
blockquote {
    border-left: 4px solid var(--color-blue);
    padding-left: var(--spacing-lg);
    margin-left: 0;
    margin-bottom: var(--spacing-lg);
    font-style: italic;
    color: var(--color-gray-dark);
}

/* =====================================================
   3. ACCESSIBILITY UTILITIES
   ===================================================== */

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background-color: var(--color-navy);
    color: white;
    padding: var(--spacing-sm);
    z-index: var(--z-modal);
}

.skip-link:focus {
    top: 0;
}

/* Focus visible for keyboard navigation */
*:focus {
    outline: 2px solid var(--color-blue);
    outline-offset: 2px;
}

*:focus:not(:focus-visible) {
    outline: none;
}

/* =====================================================
   4. HEADER & NAVIGATION
   ===================================================== */

.header {
    position: sticky;
    top: 0;
    z-index: var(--z-navigation);
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-gray-border);
    transition: all var(--transition-normal);
}

.navbar {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: var(--spacing-md) var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.logo {
    font-size: var(--font-size-h4);
    font-weight: var(--font-weight-bold);
    color: var(--color-navy);
    display: flex;
    align-items: center;
    transition: color var(--transition-normal);
}

.logo:hover,
.logo:focus {
    color: var(--color-blue);
}

.logo-text {
    background: linear-gradient(135deg, var(--color-navy), var(--color-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Navigation Menu */
.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    margin: 0;
    padding: 0;
}

.nav-link {
    color: var(--color-text-dark);
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-normal);
    padding: var(--spacing-xs) 0;
    border-bottom: 2px solid transparent;
}

.nav-link:hover,
.nav-link:focus {
    color: var(--color-blue);
    border-bottom-color: var(--color-blue);
}

/* Contact CTA in Nav */
.nav-cta {
    margin-left: var(--spacing-lg);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
    gap: var(--spacing-xs);
}

.hamburger {
    width: 24px;
    height: 2px;
    background-color: var(--color-navy);
    transition: all var(--transition-normal);
}

.menu-toggle[aria-expanded="true"] .hamburger:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.menu-toggle[aria-expanded="true"] .hamburger:nth-child(2) {
    opacity: 0;
}

.menu-toggle[aria-expanded="true"] .hamburger:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* =====================================================
   5. BUTTONS
   ===================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-size: var(--font-size-body);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    border: none;
    transition: all var(--transition-normal);
    white-space: nowrap;
    min-height: 48px;
    text-align: center;
}

/* Primary Button */
.btn-primary {
    background-color: var(--color-blue);
    color: var(--color-white);
    border: none;
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--color-blue-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-button);
}

.btn-primary:active {
    background-color: var(--color-blue-darkest);
    transform: translateY(0);
    box-shadow: 0 4px 12px rgba(0, 116, 217, 0.2);
}

.btn-primary:disabled {
    background-color: var(--color-gray-border);
    color: var(--color-gray-dark);
    cursor: not-allowed;
    opacity: 0.6;
    transform: none;
}

/* Secondary Button */
.btn-secondary {
    background-color: transparent;
    color: var(--color-blue);
    border: 2px solid var(--color-blue);
}

.btn-secondary:hover,
.btn-secondary:focus {
    background-color: var(--color-gray-light);
    color: var(--color-blue-dark);
    border-color: var(--color-blue-dark);
    transform: translateY(-2px);
}

.btn-secondary:active {
    background-color: var(--color-white);
    transform: translateY(0);
}

/* Link-style Button */
.card-link {
    color: var(--color-blue);
    font-weight: var(--font-weight-semibold);
    border-bottom: 1px solid var(--color-blue);
    padding-bottom: 2px;
    display: inline-flex;
    align-items: center;
}

.card-link:hover,
.card-link:focus {
    color: var(--color-blue-dark);
    border-bottom-color: var(--color-blue-dark);
}

/* Email Link */
.email-link {
    display: inline-block;
    font-size: var(--font-size-h4);
    font-weight: var(--font-weight-semibold);
    margin-top: var(--spacing-md);
}

/* =====================================================
   6. HERO SECTION
   ===================================================== */

.hero {
    min-height: 70vh;
    max-height: 90vh;
    background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 116, 217, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 116, 217, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--container-padding);
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-headline {
    font-size: var(--font-size-h1);
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
    line-height: 1.1;
}

.hero-subheadline {
    font-size: 1.5rem;
    line-height: 1.5;
    margin-bottom: var(--spacing-xxl);
    color: rgba(255, 255, 255, 0.9);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-ctas {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

.hero-ctas .btn {
    min-height: 56px;
    padding: 1rem 2.5rem;
    font-size: 1rem;
}

/* =====================================================
   7. CONTAINERS & SECTIONS
   ===================================================== */

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

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

.section:nth-child(even) {
    background-color: var(--color-gray-light);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xxxl);
}

.section-header h2 {
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-dark);
    max-width: 600px;
    margin: 0 auto;
}

/* =====================================================
   8. SERVICES SECTION
   ===================================================== */

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    grid-template-columns: repeat(2, 1fr);
}

.service-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-4px);
    border-color: var(--color-blue);
}

.service-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    flex-shrink: 0;
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-card h3 {
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-h4);
}

.service-card p {
    color: var(--color-gray-dark);
    margin-bottom: var(--spacing-lg);
    flex-grow: 1;
}

.service-card .card-link {
    margin-top: auto;
}

/* =====================================================
   9. PROJECTS SECTION
   ===================================================== */

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    grid-template-columns: repeat(3, 1fr);
}

.project-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-4px);
    border-color: var(--color-blue);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.project-card h3 {
    font-size: var(--font-size-h4);
    margin: 0;
    flex: 1;
    min-width: 200px;
}

.project-description {
    color: var(--color-gray-dark);
    margin-bottom: var(--spacing-md);
}

.project-highlights {
    background-color: var(--color-gray-light);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    flex-grow: 1;
}

.project-highlights strong {
    color: var(--color-navy);
    display: block;
    margin-bottom: var(--spacing-sm);
}

.project-highlights ul {
    margin-left: var(--spacing-lg);
    margin-bottom: 0;
}

.project-highlights li {
    font-size: var(--font-size-small);
    color: var(--color-text-dark);
}

/* Status Badges */
.status-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 20px;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
    color: var(--color-white);
}

.badge-prototype {
    background-color: var(--color-badge-prototype);
}

.badge-mvp {
    background-color: var(--color-badge-mvp);
    color: var(--color-text-dark);
}

.badge-concept {
    background-color: var(--color-badge-concept);
    color: var(--color-text-dark);
}

/* =====================================================
   10. TEAM SECTION
   ===================================================== */

.team-member {
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xxxl);
    max-width: 800px;
    margin: 0 auto;
}

.member-info h3 {
    font-size: var(--font-size-h3);
    margin-bottom: var(--spacing-sm);
}

.member-title {
    font-size: var(--font-size-h4);
    color: var(--color-blue);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-lg);
}

.member-bio {
    margin-bottom: var(--spacing-lg);
}

.member-bio p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    color: var(--color-gray-dark);
}

.member-expertise {
    background-color: var(--color-gray-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.member-expertise strong {
    display: block;
    margin-bottom: var(--spacing-sm);
    color: var(--color-navy);
}

.member-expertise ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.member-expertise li {
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-dark);
    position: relative;
}

.member-expertise li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-blue);
    font-weight: bold;
}

.member-quote {
    border-left: 4px solid var(--color-blue);
    padding-left: var(--spacing-lg);
    margin: var(--spacing-xxl) 0 0 0;
    font-size: 1.125rem;
    font-style: italic;
    color: var(--color-navy);
    line-height: 1.8;
}

/* =====================================================
   11. CONTACT SECTION
   ===================================================== */

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxxl);
    margin-top: var(--spacing-xxxl);
}

.contact-form-wrapper {
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xxl);
}

.contact-form h3 {
    font-size: var(--font-size-h3);
    margin-bottom: var(--spacing-xxl);
}

/* Form Groups */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    color: var(--color-navy);
}

.form-input {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--color-gray-border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-body);
    font-family: inherit;
    transition: all var(--transition-normal);
}

.form-input:focus {
    border-color: var(--color-blue);
    background-color: #F0F7FF;
    outline: none;
}

.form-input.error {
    border-color: #DC3545;
    background-color: #FFF5F5;
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-error {
    display: block;
    color: #DC3545;
    font-size: var(--font-size-small);
    margin-top: 4px;
}

.form-error:empty {
    display: none;
}

/* Submit Button */
.btn-submit {
    width: 100%;
    margin-top: var(--spacing-lg);
}

/* Form Privacy Note */
.form-privacy {
    text-align: center;
    font-size: var(--font-size-small);
    color: var(--color-gray-dark);
    margin-top: var(--spacing-md);
}

.privacy-link {
    color: var(--color-blue);
}

/* Form Message */
.form-message {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    display: none;
}

.form-message.success {
    display: block;
    background-color: #D4EDDA;
    color: #155724;
    border: 1px solid #C3E6CB;
}

.form-message.error {
    display: block;
    background-color: #F8D7DA;
    color: #721C24;
    border: 1px solid #F5C6CB;
}

/* Alternative Contact */
.contact-alternative {
    background-color: var(--color-gray-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xxl);
    display: flex;
    flex-direction: column;
}

.contact-alternative h3 {
    font-size: var(--font-size-h3);
    margin-bottom: var(--spacing-md);
}

.contact-alternative p {
    color: var(--color-gray-dark);
    margin-bottom: var(--spacing-lg);
}

/* Contact Methods Grid */
.contact-methods {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.contact-method {
    display: flex;
    flex-direction: column;
}

.contact-method h4 {
    font-size: var(--font-size-h4);
    margin-bottom: var(--spacing-md);
    color: var(--color-navy);
}

.contact-link {
    display: inline-block;
    font-weight: var(--font-weight-semibold);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    text-align: center;
}

.email-link {
    color: var(--color-blue);
    border: 2px solid var(--color-gray-border);
}

.email-link:hover,
.email-link:focus {
    color: var(--color-white);
    background-color: var(--color-blue);
    border-color: var(--color-blue);
}

.whatsapp-link {
    color: var(--color-white);
    background-color: #25D366;
    border: 2px solid #25D366;
}

.whatsapp-link:hover,
.whatsapp-link:focus {
    background-color: #1fbb5a;
    border-color: #1fbb5a;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

/* =====================================================
   12. FOOTER
   ===================================================== */

.footer {
    background-color: var(--color-navy);
    color: var(--color-white);
    padding: var(--spacing-xxxl) 0 var(--spacing-xxl) 0;
}

.footer-content {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: 1fr 3fr;
    gap: var(--spacing-xxxl);
    margin-bottom: var(--spacing-xxxl);
}

.footer-section {
    display: flex;
    flex-direction: column;
}

.footer-section h4,
.footer-section h5 {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
}

.footer-tagline {
    font-size: var(--font-size-h4);
    color: var(--color-blue);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
}

.footer-description {
    font-size: var(--font-size-small);
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-md);
}

.footer-nav {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.footer-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-nav li {
    margin-bottom: var(--spacing-sm);
}

.footer-nav a {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-small);
    transition: color var(--transition-normal);
}

.footer-nav a:hover,
.footer-nav a:focus {
    color: var(--color-blue);
}

.footer-bottom {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
}

.footer-subtitle {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-small);
    margin-bottom: var(--spacing-sm);
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-xs);
}

/* =====================================================
   13. RESPONSIVE DESIGN
   ===================================================== */

/* Tablet (768px - 1024px) */
@media (max-width: 1024px) {
    :root {
        --font-size-h1: 2.75rem;
        --font-size-h2: 2rem;
        --font-size-h3: 1.5rem;
        --spacing-xxxl: 3.5rem;
    }

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

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

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

    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xxl);
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

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

    .hero-ctas {
        gap: var(--spacing-md);
    }
}

/* Mobile (< 768px) */
@media (max-width: 768px) {
    :root {
        --font-size-h1: 2rem;
        --font-size-h2: 1.75rem;
        --font-size-h3: 1.375rem;
        --font-size-h4: 1.125rem;
        --spacing-xxxl: 3rem;
        --spacing-xxl: 2.5rem;
        --container-padding: 1rem;
    }

    /* Header Mobile */
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: var(--color-white);
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
        border-bottom: 1px solid var(--color-gray-border);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-link {
        padding: var(--spacing-md);
    }

    .menu-toggle {
        display: flex;
    }

    .nav-cta {
        display: none;
    }

    /* Hero Mobile */
    .hero {
        min-height: 60vh;
    }

    .hero-subheadline {
        font-size: 1.125rem;
        margin-bottom: var(--spacing-xl);
    }

    .hero-ctas {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .hero-ctas .btn {
        width: 100%;
    }

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

    .section-header {
        margin-bottom: var(--spacing-xxl);
    }

    /* Grid Mobile */
    .services-grid,
    .projects-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    /* Team Mobile */
    .team-member {
        padding: var(--spacing-xxl);
    }

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

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

    .contact-alternative {
        padding: var(--spacing-lg);
    }

    /* Contact Methods Mobile */
    .contact-methods {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .contact-link {
        padding: var(--spacing-md);
        font-size: var(--font-size-h4);
        min-height: 48px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    /* Footer Mobile */
    .footer-content {
        grid-template-columns: 1fr;
    }

    .footer-nav {
        grid-template-columns: 1fr;
    }

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

    /* Buttons Mobile */
    .btn {
        padding: 0.875rem 1.5rem;
        min-height: 44px;
    }

    /* Form Mobile */
    .form-input,
    .form-textarea {
        font-size: 16px; /* Prevents zoom on iOS */
    }
}

/* Large Screens (> 1200px) */
@media (min-width: 1440px) {
    :root {
        --container-max-width: 1320px;
    }

    .hero {
        max-height: 100vh;
    }
}

/* =====================================================
   14. PRINT STYLES
   ===================================================== */

@media print {
    .header,
    .footer,
    .contact-form-wrapper,
    .hero-ctas,
    .menu-toggle {
        display: none;
    }

    body {
        background: white;
        color: black;
    }

    a {
        color: black;
        text-decoration: underline;
    }

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

/* =====================================================
   15. UTILITY CLASSES
   ===================================================== */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}