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

:root {
    --teal-50: #f0fdfa;
    --teal-100: #ccfbf1;
    --teal-200: #99f6e4;
    --teal-400: #2dd4bf;
    --teal-500: #14b8a6;
    --teal-600: #0d9488;
    --teal-700: #0f766e;
    --teal-800: #115e59;
    --teal-900: #134e4a;
    
    --slate-50: #f8fafc;
    --slate-100: #f1f5f9;
    --slate-200: #e2e8f0;
    --slate-300: #cbd5e1;
    --slate-400: #94a3b8;
    --slate-500: #64748b;
    --slate-600: #475569;
    --slate-700: #334155;
    --slate-800: #1e293b;
    --slate-900: #0f172a;
    --slate-950: #020617;
    
    --white: #ffffff;
    --black: #000000;
    
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    color: var(--slate-800);
    background-color: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--slate-200);
    transition: var(--transition);
}

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

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--teal-700);
}

.logo-icon {
    color: var(--teal-600);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--slate-600);
    position: relative;
    padding: 4px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--teal-600);
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--teal-700);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle-bar {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--slate-700);
    transition: var(--transition);
    border-radius: 2px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Hero */
.hero {
    padding: 140px 0 100px;
    background: linear-gradient(135deg, var(--slate-50) 0%, var(--white) 50%, var(--teal-50) 100%);
    overflow: hidden;
}

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

.hero-content {
    max-width: 560px;
}

.hero-badge {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--teal-700);
    background: var(--teal-100);
    padding: 8px 16px;
    border-radius: 100px;
    margin-bottom: 24px;
}

.hero h1 {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 5vw, 3.75rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--slate-900);
    margin-bottom: 24px;
}

.hero h1 span {
    color: var(--teal-600);
}

.hero p {
    font-size: 1.125rem;
    line-height: 1.75;
    color: var(--slate-600);
    margin-bottom: 36px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 56px;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-number {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 700;
    color: var(--teal-700);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--slate-500);
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: 700px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.hero-image-accent {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    background: var(--teal-200);
    border-radius: var(--radius-lg);
    z-index: -1;
    opacity: 0.6;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 0.9375rem;
    font-weight: 600;
    font-family: var(--font-sans);
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--teal-600);
    color: var(--white);
    border-color: var(--teal-600);
}

.btn-primary:hover {
    background: var(--teal-700);
    border-color: var(--teal-700);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    color: var(--slate-700);
    border-color: var(--slate-300);
}

.btn-outline:hover {
    border-color: var(--teal-600);
    color: var(--teal-700);
    transform: translateY(-2px);
}

.btn-white {
    background: var(--white);
    color: var(--teal-700);
    border-color: var(--white);
}

.btn-white:hover {
    background: var(--slate-50);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-ghost {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-ghost:hover {
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
}

/* Section Headers */
.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 60px;
}

.section-tag {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--teal-600);
    margin-bottom: 12px;
}

.section-header h2 {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    color: var(--slate-900);
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-header p {
    font-size: 1.0625rem;
    color: var(--slate-500);
    line-height: 1.7;
}

/* About */
.about {
    padding: 100px 0;
    background: var(--white);
}

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

.about-text p {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--slate-600);
    margin-bottom: 20px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.feature-card {
    background: var(--slate-50);
    padding: 28px;
    border-radius: var(--radius-md);
    border: 1px solid var(--slate-200);
    transition: var(--transition);
}

.feature-card:hover {
    border-color: var(--teal-200);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.feature-icon {
    color: var(--teal-600);
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--slate-800);
    margin-bottom: 8px;
}

.feature-card p {
    font-size: 0.875rem;
    color: var(--slate-500);
    line-height: 1.6;
}

/* Products */
.products {
    padding: 100px 0;
    background: var(--slate-50);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-bottom: 48px;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--slate-200);
    transition: var(--transition);
}

.product-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-6px);
    border-color: var(--teal-200);
}

.product-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-overlay {
    position: absolute;
    top: 16px;
    left: 16px;
}

.product-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--white);
    background: var(--teal-600);
    padding: 6px 12px;
    border-radius: 100px;
}

.product-info {
    padding: 28px;
}

.product-info h3 {
    font-family: var(--font-serif);
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--slate-900);
    margin-bottom: 12px;
}

.product-info p {
    font-size: 0.9375rem;
    color: var(--slate-500);
    line-height: 1.65;
    margin-bottom: 20px;
}

.product-link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--teal-600);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.product-link:hover {
    color: var(--teal-700);
    gap: 10px;
}

.products-cta {
    display: flex;
    justify-content: center;
    gap: 16px;
}

/* Services */
.services {
    padding: 100px 0;
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.service-card {
    padding: 36px 28px;
    background: var(--slate-50);
    border-radius: var(--radius-lg);
    border: 1px solid var(--slate-200);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--teal-600);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    border-color: var(--teal-200);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.service-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 700;
    color: var(--teal-200);
    line-height: 1;
    margin-bottom: 16px;
}

.service-card h3 {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--slate-800);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--slate-500);
    line-height: 1.65;
}

/* Testimonials */
.testimonials {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--teal-900) 0%, var(--slate-900) 100%);
}

.testimonials .section-tag {
    color: var(--teal-400);
}

.testimonials .section-header h2 {
    color: var(--white);
}

.testimonials .section-header p {
    color: var(--slate-400);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 36px;
    transition: var(--transition);
}

.testimonial-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
}

.testimonial-quote {
    color: var(--teal-400);
    margin-bottom: 20px;
}

.testimonial-text {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--slate-300);
    margin-bottom: 24px;
    font-style: italic;
}

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

.author-avatar {
    flex-shrink: 0;
}

.author-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.author-name {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--white);
}

.author-location {
    font-size: 0.8125rem;
    color: var(--slate-400);
}

/* CTA */
.cta {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--teal-700) 0%, var(--teal-900) 100%);
    text-align: center;
}

.cta-content {
    max-width: 640px;
    margin: 0 auto;
}

.cta h2 {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
    line-height: 1.2;
}

.cta p {
    font-size: 1.125rem;
    color: var(--teal-200);
    margin-bottom: 36px;
    line-height: 1.7;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
}

/* Contact */
.contact {
    padding: 100px 0;
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 32px;
}

.contact-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--teal-50);
    color: var(--teal-600);
    border-radius: var(--radius-md);
    border: 1px solid var(--teal-100);
}

.contact-item h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--slate-800);
    margin-bottom: 6px;
}

.contact-item p {
    font-size: 0.9375rem;
    color: var(--slate-500);
    line-height: 1.6;
}

.contact-item a {
    color: var(--teal-600);
}

.contact-item a:hover {
    color: var(--teal-700);
    text-decoration: underline;
}

.contact-form-wrapper {
    background: var(--slate-50);
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--slate-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 16px;
    font-size: 0.9375rem;
    font-family: var(--font-sans);
    color: var(--slate-800);
    background: var(--white);
    border: 1px solid var(--slate-300);
    border-radius: var(--radius-sm);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--teal-500);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--slate-400);
}

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

.form-success {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 40px;
    text-align: center;
}

.form-success svg {
    color: var(--teal-600);
}

.form-success p {
    font-size: 1rem;
    color: var(--slate-600);
    line-height: 1.6;
}

/* Footer */
.footer {
    background: var(--slate-950);
    color: var(--slate-400);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 48px;
    padding-bottom: 60px;
    border-bottom: 1px solid var(--slate-800);
}

.footer-brand .logo {
    color: var(--white);
    margin-bottom: 16px;
}

.footer-brand .logo-icon {
    color: var(--teal-500);
}

.footer-brand p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--slate-400);
}

.footer-links h4,
.footer-contact h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.9375rem;
    color: var(--slate-400);
}

.footer-links a:hover {
    color: var(--teal-400);
}

.footer-contact address {
    font-style: normal;
    font-size: 0.9375rem;
    line-height: 1.7;
}

.footer-contact a {
    color: var(--teal-400);
}

.footer-contact a:hover {
    color: var(--teal-300);
    text-decoration: underline;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    font-size: 0.875rem;
    color: var(--slate-500);
}

.footer-bottom a {
    color: var(--teal-400);
}

.footer-bottom a:hover {
    color: var(--teal-300);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .hero-image {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .hero-image img {
        height: 500px;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        padding: 80px 32px 32px;
        gap: 24px;
        box-shadow: var(--shadow-xl);
        transition: right 0.3s ease;
        z-index: 999;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .hero {
        padding: 120px 0 80px;
    }
    
    .hero h1 {
        font-size: 2.25rem;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero h1 {
        font-size: 1.875rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        padding: 24px;
    }
}

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

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}