/* ── Reset & Base ────────────────────────────────── */
*, *::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;
    --teal-950: #042f2e;

    --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;

    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    font-weight: 300;
    color: var(--slate-800);
    background: #ffffff;
    line-height: 1.6;
    font-size: 15px;
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ── Navigation ──────────────────────────────────── */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--slate-100);
    transition: box-shadow 0.4s var(--ease-out);
}

.nav.scrolled {
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
}

.nav-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-sans);
    font-weight: 500;
    font-size: 15px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--slate-900);
}

.nav-logo svg {
    color: var(--teal-700);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
    list-style: none;
}

.nav-links a {
    font-size: 13px;
    font-weight: 400;
    letter-spacing: 0.04em;
    color: var(--slate-600);
    transition: color 0.25s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--teal-600);
    transition: width 0.3s var(--ease-out);
}

.nav-links a:hover {
    color: var(--slate-900);
}

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

.nav-cta {
    background: var(--teal-700) !important;
    color: #ffffff !important;
    padding: 9px 20px;
    border-radius: 100px;
    font-weight: 500 !important;
    letter-spacing: 0.02em !important;
    transition: background 0.25s ease, transform 0.2s ease !important;
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background: var(--teal-800) !important;
    transform: translateY(-1px);
}

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

.nav-toggle span {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--slate-700);
    transition: all 0.3s var(--ease-out);
    transform-origin: center;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -5px);
}

/* ── Hero ────────────────────────────────────────── */
.hero {
    padding-top: 72px;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: stretch;
    background: #ffffff;
    overflow: hidden;
}

.hero-grid {
    max-width: 1280px;
    margin: 0 auto;
    padding: 60px 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    align-items: stretch;
    width: 100%;
}

.hero-content {
    padding-right: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: 40px;
    padding-bottom: 40px;
}

.hero-eyebrow {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--teal-600);
    margin-bottom: 28px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.hero-eyebrow::before {
    content: '';
    display: block;
    width: 32px;
    height: 1px;
    background: var(--teal-400);
}

.hero-title {
    font-family: var(--font-serif);
    font-weight: 300;
    font-size: clamp(36px, 4.5vw, 64px);
    line-height: 1.12;
    color: var(--slate-900);
    margin-bottom: 28px;
    letter-spacing: -0.01em;
}

.hero-title em {
    font-style: italic;
    color: var(--teal-700);
}

.hero-subtitle {
    font-size: 16px;
    line-height: 1.75;
    color: var(--slate-500);
    max-width: 460px;
    margin-bottom: 40px;
    font-weight: 300;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    transition: all 0.3s var(--ease-out);
    cursor: pointer;
    border: 1px solid transparent;
}

.btn-primary {
    background: var(--teal-700);
    color: #ffffff;
    border-color: var(--teal-700);
}

.btn-primary:hover {
    background: var(--teal-800);
    border-color: var(--teal-800);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(13, 148, 136, 0.25);
}

.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-full {
    width: 100%;
}

.hero-trust {
    display: flex;
    align-items: center;
    gap: 0;
}

.trust-item {
    flex: 1;
}

.trust-label {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--slate-400);
}

.trust-divider {
    width: 1px;
    height: 24px;
    background: var(--slate-200);
    margin: 0 20px;
}

.hero-image {
    position: relative;
    overflow: hidden;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-image-accent {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 40%;
    background: linear-gradient(to top, rgba(255,255,255,0.3), transparent);
    pointer-events: none;
}

/* ── Section shared ──────────────────────────────── */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 64px;
}

.section-label {
    display: inline-block;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--teal-600);
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-serif);
    font-weight: 400;
    font-size: clamp(28px, 3.5vw, 48px);
    line-height: 1.15;
    color: var(--slate-900);
    margin-bottom: 20px;
    letter-spacing: -0.01em;
}

.section-subtitle {
    font-size: 16px;
    line-height: 1.7;
    color: var(--slate-500);
    font-weight: 300;
}

section {
    padding: 120px 0;
}

/* ── Services ────────────────────────────────────── */
.services {
    background: var(--slate-50);
}

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

.service-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 40px 32px;
    border: 1px solid var(--slate-100);
    transition: all 0.4s var(--ease-out);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--teal-500);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s var(--ease-out);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.06);
    border-color: transparent;
}

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

.service-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--teal-50);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--teal-700);
}

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

.service-card h3 {
    font-family: var(--font-serif);
    font-weight: 500;
    font-size: 22px;
    color: var(--slate-900);
    margin-bottom: 12px;
    line-height: 1.3;
}

.service-card p {
    font-size: 14px;
    line-height: 1.75;
    color: var(--slate-500);
    font-weight: 300;
}

/* ── About ───────────────────────────────────────── */
.about {
    background: #ffffff;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image-col img {
    border-radius: 16px;
    width: 100%;
    height: 720px;
    object-fit: cover;
}

.about-content {
    padding-top: 20px;
}

.about-content .section-label {
    margin-bottom: 16px;
}

.about-content .section-title {
    text-align: left;
    margin-bottom: 28px;
}

.about-text {
    font-size: 15px;
    line-height: 1.8;
    color: var(--slate-500);
    font-weight: 300;
    margin-bottom: 20px;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
    padding-top: 40px;
    border-top: 1px solid var(--slate-100);
}

.stat-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 500;
    color: var(--teal-700);
    line-height: 1.2;
    margin-bottom: 6px;
}

.stat-label {
    font-size: 12px;
    color: var(--slate-400);
    letter-spacing: 0.04em;
    line-height: 1.5;
}

/* ── Models ──────────────────────────────────────── */
.models {
    background: var(--slate-900);
}

.models .section-label {
    color: var(--teal-400);
}

.models .section-title {
    color: #ffffff;
}

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

.model-card {
    border-radius: 16px;
    overflow: hidden;
    background: var(--slate-800);
    border: 1px solid var(--slate-700);
    transition: all 0.4s var(--ease-out);
}

.model-card:hover {
    transform: translateY(-4px);
    border-color: var(--teal-600);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.model-card img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    transition: transform 0.6s var(--ease-out);
}

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

.model-card h3 {
    font-family: var(--font-serif);
    font-weight: 500;
    font-size: 22px;
    color: #ffffff;
    padding: 20px 24px 0;
}

.model-card p {
    font-size: 13px;
    line-height: 1.7;
    color: var(--slate-400);
    font-weight: 300;
    padding: 8px 24px 24px;
}

/* ── Contact ─────────────────────────────────────── */
.contact {
    background: var(--slate-50);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-info .section-label {
    margin-bottom: 16px;
}

.contact-info .section-title {
    text-align: left;
    margin-bottom: 20px;
}

.contact-text {
    font-size: 15px;
    line-height: 1.8;
    color: var(--slate-500);
    font-weight: 300;
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

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

.contact-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--teal-50);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--teal-700);
}

.contact-icon svg {
    width: 20px;
    height: 20px;
}

.contact-label {
    display: block;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--slate-400);
    margin-bottom: 4px;
}

.contact-item a {
    color: var(--teal-700);
    font-weight: 400;
    transition: color 0.2s ease;
}

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

.contact-item span:not(.contact-label) {
    color: var(--slate-700);
    font-size: 15px;
    line-height: 1.6;
}

/* ── Form ────────────────────────────────────────── */
.contact-form {
    background: #ffffff;
    border-radius: 20px;
    padding: 48px;
    border: 1px solid var(--slate-100);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.04);
}

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

.form-group label {
    display: block;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--slate-600);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--slate-200);
    border-radius: 10px;
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 300;
    color: var(--slate-800);
    background: var(--slate-50);
    transition: all 0.25s ease;
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--slate-300);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--teal-500);
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.08);
}

.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: 10px;
    margin-top: 16px;
    color: var(--teal-800);
    font-size: 14px;
    font-weight: 400;
}

.form-success svg {
    width: 20px;
    height: 20px;
    color: var(--teal-600);
    flex-shrink: 0;
}

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

/* ── Footer ──────────────────────────────────────── */
.footer {
    background: var(--slate-900);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 60px;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--slate-400);
    font-weight: 300;
    margin-top: 16px;
    max-width: 280px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    font-size: 15px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #ffffff;
}

.footer-logo svg {
    color: var(--teal-400);
}

.footer h4 {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--slate-400);
    margin-bottom: 20px;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
    color: var(--slate-300);
    font-weight: 300;
    transition: color 0.2s ease;
}

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

.footer-contact p {
    font-size: 14px;
    color: var(--slate-400);
    font-weight: 300;
    line-height: 1.7;
    margin-bottom: 4px;
}

.footer-contact a {
    color: var(--teal-400);
    transition: color 0.2s ease;
}

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

.footer-bottom {
    border-top: 1px solid var(--slate-800);
    padding: 24px 0;
}

.footer-bottom p {
    font-size: 13px;
    color: var(--slate-500);
    font-weight: 300;
}

/* ── Scroll Reveal ───────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

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

/* ── Mobile Menu Overlay ─────────────────────────── */
.mobile-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(20px);
    z-index: 999;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
}

.mobile-overlay.open {
    display: flex;
}

.mobile-overlay a {
    font-family: var(--font-serif);
    font-size: 32px;
    font-weight: 400;
    color: var(--slate-800);
    transition: color 0.2s ease;
}

.mobile-overlay a:hover {
    color: var(--teal-600);
}

/* ── Responsive ──────────────────────────────────── */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-content {
        padding-right: 0;
        padding-top: 30px;
    }

    .hero-image {
        max-height: 500px;
    }

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

    .about-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .about-image-col img {
        height: 480px;
    }

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

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    section {
        padding: 80px 0;
    }

    .hero {
        min-height: auto;
        padding-top: 72px;
    }

    .hero-content {
        padding-top: 20px;
    }

    .hero-title {
        font-size: clamp(32px, 8vw, 48px);
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn {
        text-align: center;
    }

    .hero-trust {
        flex-wrap: wrap;
        gap: 12px;
    }

    .trust-divider {
        display: none;
    }

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

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

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

    .contact-form {
        padding: 32px 24px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .footer-bottom {
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .nav-inner {
        padding: 0 16px;
    }

    .hero-grid {
        padding: 40px 16px;
    }
}

/* ── Reduced motion ──────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    html { scroll-behavior: auto; }
    .reveal { opacity: 1; transform: none; }
}