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

:root {
    --teal-50: #f0fdfa;
    --teal-100: #ccfbf1;
    --teal-200: #99f6e4;
    --teal-300: #5eead4;
    --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;
    
    --cream: #faf9f7;
    --warm-white: #fefdfb;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.08), 0 2px 6px rgba(15, 23, 42, 0.04);
    --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.12), 0 4px 12px rgba(15, 23, 42, 0.06);
    --shadow-xl: 0 24px 60px rgba(15, 23, 42, 0.14), 0 8px 20px rgba(15, 23, 42, 0.08);
    
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-body);
    color: var(--slate-700);
    background: var(--warm-white);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

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

/* ─── HEADER ─── */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(254, 253, 251, 0.88);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(148, 163, 184, 0.15);
    transition: var(--transition);
}

.site-header.scrolled {
    background: rgba(254, 253, 251, 0.96);
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
    gap: 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--slate-800);
    white-space: nowrap;
}

.logo-icon {
    color: var(--teal-600);
    flex-shrink: 0;
}

.nav ul {
    display: flex;
    gap: 8px;
}

.nav a {
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.938rem;
    color: var(--slate-600);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav a:hover {
    color: var(--teal-700);
    background: var(--teal-50);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.938rem;
    padding: 11px 24px;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--teal-600);
    color: #fff;
    box-shadow: 0 2px 8px rgba(13, 148, 136, 0.3);
}

.btn-primary:hover {
    background: var(--teal-700);
    box-shadow: 0 4px 16px rgba(13, 148, 136, 0.4);
    transform: translateY(-1px);
}

.btn-outline-light {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    border: 1.5px solid rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(8px);
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.8);
    transform: translateY(-1px);
}

.btn-large {
    padding: 15px 32px;
    font-size: 1rem;
    border-radius: var(--radius-md);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--slate-700);
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.mobile-menu-btn:hover {
    background: var(--slate-100);
}

/* ─── HERO ─── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

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

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(15, 23, 42, 0.78) 0%,
        rgba(15, 52, 72, 0.70) 50%,
        rgba(13, 148, 136, 0.55) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 720px;
    padding-top: 76px;
}

.hero-badge {
    display: inline-block;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.813rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--teal-200);
    background: rgba(45, 212, 191, 0.15);
    border: 1px solid rgba(45, 212, 191, 0.3);
    padding: 8px 18px;
    border-radius: 50px;
    margin-bottom: 24px;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 700;
    line-height: 1.15;
    color: #fff;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.hero p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.82);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 560px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

/* ─── SECTION COMMON ─── */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 60px;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.813rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--teal-600);
    margin-bottom: 12px;
}

.section-tag.light {
    color: var(--teal-300);
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--slate-800);
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-header.light h2 {
    color: #fff;
}

.section-header p {
    font-size: 1.063rem;
    color: var(--slate-500);
    line-height: 1.7;
}

.section-header.light p {
    color: rgba(255, 255, 255, 0.7);
}

/* ─── SERVICES ─── */
.services {
    background: var(--cream);
}

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

.service-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 36px 30px;
    border: 1px solid var(--slate-100);
    transition: var(--transition);
}

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

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--teal-50);
    border-radius: var(--radius-md);
    color: var(--teal-600);
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--teal-600);
    color: #fff;
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.188rem;
    font-weight: 600;
    color: var(--slate-800);
    margin-bottom: 10px;
}

.service-card p {
    font-size: 0.938rem;
    color: var(--slate-500);
    line-height: 1.7;
}

/* ─── ABOUT ─── */
.about {
    background: var(--warm-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-image {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-image img {
    width: 100%;
    height: 480px;
    object-fit: cover;
}

.about-content .section-tag {
    margin-bottom: 12px;
}

.about-content h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 3.5vw, 2.25rem);
    font-weight: 700;
    color: var(--slate-800);
    line-height: 1.2;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.about-content > p {
    font-size: 1rem;
    color: var(--slate-500);
    line-height: 1.75;
    margin-bottom: 14px;
}

.about-list {
    margin-top: 28px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.about-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.938rem;
    color: var(--slate-600);
}

.about-list li svg {
    color: var(--teal-500);
    flex-shrink: 0;
    margin-top: 2px;
}

/* ─── WHY US ─── */
.why-us {
    background: linear-gradient(135deg, var(--teal-800) 0%, var(--slate-800) 100%);
    position: relative;
    overflow: hidden;
}

.why-us::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(45, 212, 191, 0.12) 0%, transparent 70%);
    border-radius: 50%;
}

.why-us::after {
    content: '';
    position: absolute;
    bottom: -150px;
    left: -150px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(20, 184, 166, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
    position: relative;
    z-index: 1;
}

.feature-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    backdrop-filter: blur(8px);
    transition: var(--transition);
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(45, 212, 191, 0.3);
    transform: translateY(-3px);
}

.feature-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--teal-400);
    line-height: 1;
    margin-bottom: 16px;
    opacity: 0.7;
}

.feature-card h3 {
    font-family: var(--font-heading);
    font-size: 1.188rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 0.938rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.7;
}

/* ─── CTA SECTION ─── */
.cta-section {
    background: linear-gradient(135deg, var(--teal-600) 0%, var(--teal-700) 100%);
    padding: 80px 0;
    text-align: center;
}

.cta-inner h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 3.5vw, 2.25rem);
    font-weight: 700;
    color: #fff;
    margin-bottom: 14px;
    letter-spacing: -0.02em;
}

.cta-inner p {
    font-size: 1.063rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 36px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

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

/* ─── CONTACT ─── */
.contact {
    background: var(--cream);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-info .section-tag {
    margin-bottom: 12px;
}

.contact-info h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 3.5vw, 2.25rem);
    font-weight: 700;
    color: var(--slate-800);
    line-height: 1.2;
    margin-bottom: 14px;
    letter-spacing: -0.02em;
}

.contact-info > p {
    font-size: 1rem;
    color: var(--slate-500);
    line-height: 1.7;
    margin-bottom: 36px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

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

.contact-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--teal-50);
    border-radius: var(--radius-md);
    color: var(--teal-600);
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.938rem;
    color: var(--slate-800);
    margin-bottom: 4px;
}

.contact-item p {
    font-size: 0.938rem;
    color: var(--slate-500);
    line-height: 1.6;
}

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

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

.contact-form-wrapper {
    background: #fff;
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--slate-100);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

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

.form-group input,
.form-group textarea {
    font-family: var(--font-body);
    font-size: 0.938rem;
    color: var(--slate-800);
    background: var(--slate-50);
    border: 1.5px solid var(--slate-200);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    transition: var(--transition);
    outline: none;
    width: 100%;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--teal-400);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(45, 212, 191, 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: none;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--teal-50);
    border: 1px solid var(--teal-200);
    border-radius: var(--radius-sm);
    color: var(--teal-800);
    font-weight: 500;
    font-size: 0.938rem;
}

.form-success.show {
    display: flex;
}

.form-success svg {
    color: var(--teal-500);
    flex-shrink: 0;
}

/* ─── FOOTER ─── */
.site-footer {
    background: var(--slate-900);
    color: rgba(255, 255, 255, 0.6);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
}

.logo-light {
    color: #fff;
    margin-bottom: 16px;
}

.logo-light .logo-icon {
    color: var(--teal-400);
}

.footer-brand p {
    font-size: 0.938rem;
    line-height: 1.7;
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.938rem;
    color: #fff;
    margin-bottom: 18px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 0.938rem;
    color: rgba(255, 255, 255, 0.55);
    transition: var(--transition);
}

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

.footer-contact p {
    font-size: 0.938rem;
    line-height: 1.7;
    margin-bottom: 6px;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.55);
    transition: var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.813rem;
    color: rgba(255, 255, 255, 0.35);
}

/* ─── MOBILE NAV ─── */
.mobile-nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 999;
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(4px);
}

.mobile-nav-overlay.open {
    display: block;
}

.mobile-nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 300px;
    max-width: 85vw;
    height: 100vh;
    background: var(--warm-white);
    z-index: 1001;
    padding: 80px 32px 32px;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-xl);
}

.mobile-nav.open {
    transform: translateX(0);
}

.mobile-nav-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--slate-600);
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.mobile-nav-close:hover {
    background: var(--slate-100);
}

.mobile-nav ul {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mobile-nav a {
    display: block;
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 1.1rem;
    color: var(--slate-700);
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.mobile-nav a:hover {
    background: var(--teal-50);
    color: var(--teal-700);
}

.mobile-nav .btn {
    margin-top: 20px;
    width: 100%;
    justify-content: center;
}

/* ─── SCROLL REVEAL ─── */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-grid {
        gap: 40px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px;
    }
}

@media (max-width: 768px) {
    section {
        padding: 72px 0;
    }
    
    .nav,
    .header-inner > .btn {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .hero {
        min-height: 100svh;
    }
    
    .hero-content {
        padding-top: 100px;
    }
    
    .hero h1 {
        font-size: clamp(1.75rem, 7vw, 2.5rem);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        order: -1;
    }
    
    .about-image img {
        height: 300px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-form-wrapper {
        padding: 28px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 18px;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }
}