@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700;800&family=Lato:wght@300;400;700&display=swap');

:root {
    --primary-dark: #0A0A0A;
    --white: #FFFFFF;
    --accent-blue: #007BFF;
    --accent-blue-hover: #0056b3;
    --light-gray: #F8F8F8;
    --dark-gray: #333333;
    --medium-gray: #666666;
    --border-gray: #E0E0E0;
    
    --font-primary: 'Montserrat', sans-serif;
    --font-fallback: 'Lato', sans-serif;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
    
    --max-width: 1200px;
    --header-height: 80px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-fallback);
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary-dark);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

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

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    height: 50px;
    width: auto;
}

.logo-text {
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--primary-dark);
}

.logo-text span {
    display: block;
    font-weight: 400;
    font-size: 0.75rem;
    color: var(--medium-gray);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.nav-desktop {
    display: none;
    align-items: center;
    gap: 40px;
}

.nav-link {
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--dark-gray);
    position: relative;
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--accent-blue);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    transform: scaleX(1);
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-blue);
}

.header-actions {
    display: none;
    align-items: center;
    gap: 20px;
}

.header-phone {
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--primary-dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-phone:hover {
    color: var(--accent-blue);
}

/* Mobile Menu */
.hamburger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--primary-dark);
    transition: transform var(--transition-normal), opacity var(--transition-fast);
}

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

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

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

.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--white);
    z-index: 999;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 32px;
    transition: right var(--transition-normal);
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu .nav-link {
    font-size: 1.5rem;
}

.mobile-menu .cta-btn {
    margin-top: 20px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 14px 28px;
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--accent-blue);
    color: var(--white);
    border-color: var(--accent-blue);
}

.btn-primary:hover {
    background-color: var(--accent-blue-hover);
    border-color: var(--accent-blue-hover);
    transform: scale(1.02);
}

.btn-secondary {
    background-color: transparent;
    color: var(--accent-blue);
    border-color: var(--accent-blue);
}

.btn-secondary:hover {
    background-color: var(--accent-blue);
    color: var(--white);
}

.btn-light {
    background-color: var(--white);
    color: var(--primary-dark);
    border-color: var(--white);
}

.btn-light:hover {
    background-color: var(--light-gray);
    border-color: var(--light-gray);
    transform: scale(1.02);
}

.hero-desktop {
    display: none;
}

.hero-mobile {
    display: block;
}

@media (min-width: 768px) {
    .hero-desktop {
        display: block;
    }
    
    .hero-mobile {
        display: none;
    }
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: var(--header-height);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.7));
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--white);
    max-width: 800px;
    padding: 40px 20px;
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content h1 {
    color: var(--white);
    font-size: 2.5rem;
    margin-bottom: 16px;
    font-weight: 800;
}

.hero-content h2 {
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 24px;
    opacity: 0.9;
}

.hero-awards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
    margin-bottom: 32px;
    font-size: 0.9rem;
    opacity: 0.85;
}

.hero-awards span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.hero-cta {
    margin-top: 24px;
}

/* Intro Section */
.intro {
    background-color: var(--white);
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
    align-items: center;
}

.intro-content h2 {
    margin-bottom: 24px;
}

.intro-content p {
    margin-bottom: 20px;
    color: var(--medium-gray);
    font-size: 1.05rem;
}

.intro-cta {
    margin-top: 30px;
}

.intro-image {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.intro-image img {
    width: 100%;
    height: auto;
}

/* Tabs Section */
.tabs-section {
    background-color: var(--light-gray);
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    margin-bottom: 16px;
}

.section-header p {
    color: var(--medium-gray);
    max-width: 600px;
    margin: 0 auto;
}

.tabs-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
}

.tab-btn {
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 14px 28px;
    background-color: var(--white);
    border: 2px solid var(--border-gray);
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--dark-gray);
}

.tab-btn:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}

.tab-btn.active {
    background-color: var(--accent-blue);
    border-color: var(--accent-blue);
    color: var(--white);
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s ease-in-out;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.tab-panel {
    background-color: var(--white);
    border-radius: 12px;
    padding: 40px;
    box-shadow: var(--shadow-md);
}

.tab-panel h3 {
    margin-bottom: 20px;
    font-size: 1.75rem;
}

.tab-panel p {
    color: var(--medium-gray);
    margin-bottom: 24px;
    line-height: 1.8;
}

/* Testimonial Section */
.testimonial {
    position: relative;
    padding: 100px 0;
    background-color: var(--light-gray);
    overflow: hidden;
}

.testimonial-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.testimonial-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.15;
}

.testimonial-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.quote-icon {
    font-size: 4rem;
    color: var(--accent-blue);
    opacity: 0.3;
    margin-bottom: 20px;
    line-height: 1;
}

.testimonial blockquote {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 500;
    font-style: italic;
    color: var(--primary-dark);
    line-height: 1.6;
    margin-bottom: 24px;
}

.testimonial cite {
    font-style: normal;
    font-size: 1rem;
    font-weight: 600;
    color: var(--accent-blue);
}

/* CTA Section */
.cta-section {
    background-color: var(--accent-blue);
    padding: 80px 0;
    text-align: center;
}

.cta-section h2 {
    color: var(--white);
    font-size: 2rem;
    margin-bottom: 16px;
}

.cta-section p {
    color: var(--white);
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto 30px;
    font-size: 1.1rem;
}

.cta-section .btn-light {
    padding: 16px 36px;
    font-size: 1rem;
}

.cta-section .btn-light:hover {
    background-color: var(--light-gray);
    border-color: var(--light-gray);
}

/* Footer */
.footer {
    background-color: var(--primary-dark);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-brand .logo-text {
    color: var(--white);
}

.footer-brand .logo-text span {
    color: rgba(255, 255, 255, 0.7);
}

.footer-tagline {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 20px;
}

.footer-contact h4,
.footer-links h4 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.footer-contact p {
    margin-bottom: 12px;
    color: rgba(255, 255, 255, 0.8);
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.8);
}

.footer-contact a:hover {
    color: var(--accent-blue);
}

.footer-links ul {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent-blue);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-legal {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
}

.footer-legal a:hover {
    color: var(--white);
}

.footer-copyright {
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer-disclaimer {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.6;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

/* Service Cards */
.service-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.service-card {
    background-color: var(--white);
    border-radius: 12px;
    padding: 40px 30px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-gray);
    transition: all var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-blue);
}

.service-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--light-gray);
    border-radius: 12px;
    margin-bottom: 24px;
}

.service-icon svg {
    width: 32px;
    height: 32px;
    color: var(--accent-blue);
}

.service-card h3 {
    margin-bottom: 16px;
    font-size: 1.35rem;
}

.service-card p {
    color: var(--medium-gray);
    margin-bottom: 24px;
    line-height: 1.7;
}

/* Process Timeline */
.process-timeline {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.process-step {
    display: flex;
    gap: 24px;
    align-items: flex-start;
}

.process-icon {
    flex-shrink: 0;
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--accent-blue);
    border-radius: 50%;
    color: var(--white);
}

.process-icon svg {
    width: 32px;
    height: 32px;
}

.process-content h4 {
    margin-bottom: 8px;
    font-size: 1.25rem;
}

.process-content p {
    color: var(--medium-gray);
}

/* Contact Page */
.contact-hero {
    background-color: var(--primary-dark);
    padding: 150px 0 80px;
    text-align: center;
    color: var(--white);
}

.contact-hero h1 {
    color: var(--white);
    margin-bottom: 16px;
}

.contact-hero p {
    opacity: 0.85;
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.1rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
    margin-top: -40px;
    position: relative;
    z-index: 1;
}

.contact-form-wrapper {
    background-color: var(--white);
    border-radius: 12px;
    padding: 40px;
    box-shadow: var(--shadow-lg);
}

.contact-form-wrapper h2 {
    margin-bottom: 8px;
    font-size: 1.75rem;
}

.contact-form-wrapper .form-subtitle {
    color: var(--medium-gray);
    margin-bottom: 30px;
    font-size: 1.05rem;
    line-height: 1.6;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 8px;
    color: var(--dark-gray);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    font-family: var(--font-fallback);
    font-size: 1rem;
    border: 2px solid var(--border-gray);
    border-radius: 6px;
    transition: all var(--transition-fast);
    background-color: var(--white);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.15);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.contact-form .btn {
    width: 100%;
    padding: 16px;
    font-size: 1rem;
}

.contact-info-wrapper h3 {
    margin-bottom: 24px;
    font-size: 1.5rem;
}

.contact-details {
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
    align-items: flex-start;
}

.contact-item-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--light-gray);
    border-radius: 8px;
    color: var(--accent-blue);
}

.contact-item-icon svg {
    width: 24px;
    height: 24px;
}

.contact-item h4 {
    font-size: 1rem;
    margin-bottom: 4px;
    font-weight: 600;
}

.contact-item p,
.contact-item a {
    color: var(--medium-gray);
    font-size: 0.95rem;
}

.contact-item a:hover {
    color: var(--accent-blue);
}

.map-wrapper {
    border-radius: 12px;
    overflow: hidden;
    height: 250px;
    background-color: var(--light-gray);
}

.map-wrapper iframe {
    width: 100%;
    height: 100%;
    border: 0;
}

/* About Page */
.about-hero {
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: var(--header-height);
    overflow: hidden;
}

.about-hero .hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.about-hero .hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-hero .hero-overlay {
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.6));
}

.about-hero .hero-content {
    animation: fadeInUp 0.8s ease-out;
}

.philosophy-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
    align-items: center;
}

.philosophy-content h2 {
    margin-bottom: 24px;
}

.philosophy-content p {
    color: var(--medium-gray);
    margin-bottom: 20px;
    line-height: 1.8;
}

.philosophy-list {
    margin-top: 30px;
}

.philosophy-list li {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 20px;
}

.philosophy-list .check-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--accent-blue);
    border-radius: 50%;
    color: var(--white);
    margin-top: 2px;
}

.philosophy-list .check-icon svg {
    width: 14px;
    height: 14px;
}

.philosophy-list h4 {
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.philosophy-list p {
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* Awards Section */
.awards-section {
    background-color: var(--light-gray);
}

.awards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.award-item {
    background-color: var(--white);
    border-radius: 8px;
    padding: 24px;
    text-align: center;
    border: 1px solid var(--border-gray);
    transition: all var(--transition-normal);
}

.award-item:hover {
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-md);
}

.award-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.award-item h4 {
    font-size: 1rem;
    margin-bottom: 8px;
}

.award-item p {
    font-size: 0.85rem;
    color: var(--medium-gray);
}

/* Bio Section */
.bio-section {
    background-color: var(--white);
}

.bio-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 50px;
    align-items: start;
}

.bio-image {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.bio-image img {
    width: 100%;
    height: auto;
}

.bio-content h2 {
    margin-bottom: 8px;
}

.bio-content .bio-title {
    color: var(--accent-blue);
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 24px;
    display: block;
}

.bio-content p {
    color: var(--medium-gray);
    margin-bottom: 20px;
    line-height: 1.8;
}

.bio-qualifications {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid var(--border-gray);
}

.bio-qualifications h4 {
    margin-bottom: 16px;
    font-size: 1.1rem;
}

.bio-qualifications li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    color: var(--medium-gray);
}

.bio-qualifications li svg {
    width: 20px;
    height: 20px;
    color: var(--accent-blue);
    flex-shrink: 0;
}

/* Page Header */
.page-header {
    background-color: var(--primary-dark);
    padding: 150px 0 80px;
    text-align: center;
    color: var(--white);
}

.page-header h1 {
    color: var(--white);
    margin-bottom: 16px;
}

.page-header p {
    opacity: 0.85;
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.1rem;
}

/* Scroll Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-in-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Reduced Motion */
@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;
    }
    
    .reveal {
        opacity: 1;
        transform: none;
    }
}

/* Focus States */
:focus-visible {
    outline: 2px solid var(--accent-blue);
    outline-offset: 2px;
}

/* Responsive - Tablet and Desktop */
@media (min-width: 768px) {
    h1 { font-size: 3.5rem; }
    h2 { font-size: 2.5rem; }
    
    .hero-content h1 {
        font-size: 3rem;
    }
    
    .hero-content h2 {
        font-size: 1.75rem;
    }
    
    .service-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1.5fr 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr;
    }
    
    .process-timeline {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: space-between;
    }
    
    .process-step {
        flex: 1;
        min-width: 250px;
        max-width: 45%;
    }
}

@media (min-width: 1024px) {
    .nav-desktop,
    .header-actions {
        display: flex;
    }
    
    .hamburger {
        display: none;
    }
    
    h1 { font-size: 4rem; }
    
    .hero-content h1 {
        font-size: 3.5rem;
    }
    
    .intro-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .service-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .bio-grid {
        grid-template-columns: 350px 1fr;
    }
    
    .process-step {
        max-width: 22%;
    }
    
    .tabs-nav {
        gap: 16px;
    }
    
    .tab-btn {
        padding: 16px 32px;
    }
}