/* =============================================
   Tito Dental Lab — Stylesheet
   Clean minimalist · Midnight blue + mint
   ============================================= */

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --midnight: #0a1628;
    --midnight-light: #132038;
    --midnight-mid: #1a2d4a;
    --mint: #5eead4;
    --mint-light: #99f6e4;
    --mint-dark: #2dd4bf;
    --mint-pale: #ccfbf1;
    --white: #ffffff;
    --off-white: #f8fafb;
    --gray-50: #f1f5f9;
    --gray-100: #e2e8f0;
    --gray-200: #cbd5e1;
    --gray-300: #94a3b8;
    --gray-400: #64748b;
    --gray-500: #475569;
    --gray-600: #334155;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --easeInOut: cubic-bezier(0.65, 0, 0.35, 1);
}

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

body {
    font-family: var(--font-body);
    font-weight: 300;
    color: var(--gray-600);
    background: var(--white);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

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

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

/* ---------- Typography ---------- */
h1, h2, h3 {
    font-family: var(--font-display);
    font-weight: 400;
    color: var(--midnight);
    line-height: 1.2;
}

/* ---------- Nav ---------- */
.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 transparent;
    transition: border-color 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
}

.nav.scrolled {
    border-color: var(--gray-100);
    box-shadow: 0 1px 20px rgba(10, 22, 40, 0.06);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 1.15rem;
    color: var(--midnight);
    font-weight: 500;
    letter-spacing: -0.01em;
}

.nav-logo-icon {
    color: var(--mint-dark);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
}

.nav-links a {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--gray-500);
    letter-spacing: 0.01em;
    transition: color 0.3s ease;
    position: relative;
}

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

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

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

.nav-cta {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8125rem !important;
    font-weight: 500 !important;
    color: var(--mint-dark) !important;
    border: 1px solid var(--mint);
    padding: 8px 16px;
    border-radius: 100px;
    transition: background 0.3s ease, color 0.3s ease !important;
}

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

.nav-cta:hover {
    background: var(--mint);
    color: var(--midnight) !important;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    width: 22px;
    height: 1.5px;
    background: var(--midnight);
    transition: transform 0.3s var(--ease-out), opacity 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 24px 80px;
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 60% at 50% 40%, rgba(94, 234, 212, 0.15) 0%, transparent 70%),
        radial-gradient(ellipse 60% 50% at 20% 80%, rgba(10, 22, 40, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse 60% 50% at 80% 20%, rgba(45, 212, 191, 0.1) 0%, transparent 60%),
        linear-gradient(180deg, var(--midnight) 0%, var(--midnight-light) 50%, var(--midnight-mid) 100%);
    z-index: 0;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(94, 234, 212, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(94, 234, 212, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-eyebrow {
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--mint);
    margin-bottom: 28px;
}

.hero-headline {
    font-size: clamp(2.25rem, 5vw, 4rem);
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 28px;
    font-weight: 400;
}

.hero-headline em {
    font-style: italic;
    color: var(--mint-light);
}

.hero-headline .hero-accent {
    color: var(--mint);
    font-family: var(--font-body);
    font-weight: 300;
    display: block;
    font-size: 0.85em;
    letter-spacing: 0.02em;
}

.hero-sub {
    font-size: 1.0625rem;
    color: var(--gray-200);
    max-width: 560px;
    margin: 0 auto 44px;
    line-height: 1.8;
    font-weight: 300;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 64px;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
}

.hero-stat {
    text-align: center;
}

.hero-stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 1.75rem;
    color: var(--white);
    font-weight: 400;
    margin-bottom: 4px;
}

.hero-stat-label {
    font-size: 0.75rem;
    color: var(--gray-300);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: 400;
}

.hero-stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(94, 234, 212, 0.2);
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--gray-400);
    font-size: 0.6875rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.hero-scroll svg {
    color: var(--mint);
    animation: float 2.5s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(6px); }
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    transition: all 0.3s var(--ease-out);
    cursor: pointer;
    border: none;
    font-family: var(--font-body);
}

.btn-primary {
    background: var(--mint);
    color: var(--midnight);
}

.btn-primary:hover {
    background: var(--mint-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(94, 234, 212, 0.3);
}

.btn-ghost {
    background: transparent;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn-ghost:hover {
    border-color: var(--mint);
    color: var(--mint);
}

.btn-light {
    background: var(--white);
    color: var(--midnight);
}

.btn-light:hover {
    background: var(--mint-pale);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.btn-outline-light {
    background: transparent;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.35);
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
}

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

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

.section-eyebrow {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--mint-dark);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(1.75rem, 3.5vw, 2.75rem);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.section-desc {
    font-size: 1.0625rem;
    color: var(--gray-400);
    line-height: 1.8;
}

/* ---------- Services ---------- */
.services {
    padding: 120px 0;
    background: var(--white);
}

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

.service-card {
    padding: 40px 32px;
    border: 1px solid var(--gray-100);
    border-radius: 16px;
    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: linear-gradient(90deg, var(--mint), var(--mint-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s var(--ease-out);
}

.service-card:hover {
    border-color: var(--mint-pale);
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(10, 22, 40, 0.08);
}

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

.service-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: var(--mint-pale);
    color: var(--midnight);
    margin-bottom: 24px;
}

.service-card h3 {
    font-family: var(--font-body);
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: 12px;
    color: var(--midnight);
    letter-spacing: -0.01em;
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--gray-400);
    line-height: 1.7;
}

/* ---------- About ---------- */
.about {
    padding: 120px 0;
    background: var(--off-white);
}

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

.about-image {
    position: relative;
}

.about-image img {
    border-radius: 16px;
    width: 100%;
    height: 700px;
    object-fit: cover;
}

.about-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    border: 2px solid var(--mint);
    border-radius: 16px;
    z-index: -1;
    opacity: 0.4;
}

.about-content {
    max-width: 480px;
}

.about-text {
    font-size: 1.0625rem;
    color: var(--gray-500);
    line-height: 1.85;
    margin-bottom: 20px;
}

.about-values {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.about-value {
    display: flex;
    align-items: center;
    gap: 16px;
}

.about-value-line {
    width: 32px;
    height: 1px;
    background: var(--mint-dark);
    flex-shrink: 0;
}

.about-value span {
    font-size: 0.9375rem;
    color: var(--gray-600);
    font-weight: 400;
}

/* ---------- Process ---------- */
.process {
    padding: 120px 0;
    background: var(--white);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    position: relative;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 36px;
    left: 12.5%;
    right: 12.5%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gray-200), var(--gray-200), transparent);
}

.process-step {
    text-align: center;
    position: relative;
}

.process-step-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    color: var(--mint);
    font-weight: 400;
    margin-bottom: 20px;
    line-height: 1;
}

.process-step h3 {
    font-family: var(--font-body);
    font-size: 1.0625rem;
    font-weight: 500;
    margin-bottom: 12px;
    color: var(--midnight);
}

.process-step p {
    font-size: 0.875rem;
    color: var(--gray-400);
    line-height: 1.75;
    max-width: 240px;
    margin: 0 auto;
}

/* ---------- CTA Banner ---------- */
.cta-banner {
    padding: 100px 0;
    background: var(--midnight);
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 50% 80% at 80% 50%, rgba(94, 234, 212, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse 40% 60% at 10% 50%, rgba(45, 212, 191, 0.06) 0%, transparent 60%);
}

.cta-inner {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
}

.cta-eyebrow {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--mint);
    margin-bottom: 16px;
}

.cta-title {
    font-size: clamp(1.75rem, 3.5vw, 2.75rem);
    color: var(--white);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.cta-desc {
    font-size: 1.0625rem;
    color: var(--gray-300);
    line-height: 1.8;
    margin-bottom: 40px;
}

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

/* ---------- Contact ---------- */
.contact {
    padding: 120px 0;
    background: var(--off-white);
}

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

.contact-info {
    max-width: 440px;
}

.contact-desc {
    font-size: 1.0625rem;
    color: var(--gray-400);
    line-height: 1.8;
    margin-bottom: 48px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

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

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

.contact-detail-label {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-300);
    margin-bottom: 4px;
}

.contact-detail p,
.contact-detail a {
    font-size: 1rem;
    color: var(--gray-600);
    line-height: 1.6;
}

.contact-detail a:hover {
    color: var(--mint-dark);
}

/* ---------- Contact Form ---------- */
.contact-form-wrapper {
    background: var(--white);
    border-radius: 20px;
    padding: 48px;
    border: 1px solid var(--gray-100);
    box-shadow: 0 20px 60px rgba(10, 22, 40, 0.06);
}

.contact-form-title {
    font-family: var(--font-body);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--midnight);
    margin-bottom: 32px;
}

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

.form-group label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--gray-500);
    margin-bottom: 8px;
    letter-spacing: 0.02em;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--gray-100);
    border-radius: 10px;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--midnight);
    background: var(--off-white);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    outline: none;
}

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

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--mint-dark);
    box-shadow: 0 0 0 3px rgba(45, 212, 191, 0.1);
    background: var(--white);
}

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

.form-success {
    display: none;
    align-items: center;
    gap: 10px;
    margin-top: 16px;
    padding: 16px 20px;
    background: var(--mint-pale);
    border-radius: 10px;
    font-size: 0.875rem;
    color: var(--midnight);
    font-weight: 500;
}

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

/* ---------- Map ---------- */
.map-section {
    height: 400px;
    background: var(--gray-100);
}

.map-container {
    height: 100%;
    opacity: 0.9;
}

.map-container iframe {
    width: 100%;
    height: 100%;
}

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

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.5fr;
    gap: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: var(--white);
    font-weight: 500;
    margin-bottom: 16px;
}

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

.footer-tagline {
    font-size: 0.9375rem;
    color: var(--gray-400);
    line-height: 1.7;
    max-width: 280px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-links a {
    font-size: 0.9375rem;
    color: var(--gray-400);
    transition: color 0.3s ease;
}

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

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-contact a {
    font-size: 0.9375rem;
    color: var(--gray-400);
    transition: color 0.3s ease;
}

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

.footer-contact p {
    font-size: 0.9375rem;
    color: var(--gray-400);
    line-height: 1.6;
}

.footer-bottom {
    padding: 28px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: var(--gray-500);
}

/* ---------- Reveal Animation ---------- */
@media (prefers-reduced-motion: no-preference) {
    .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);
    }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .process-steps {
        grid-template-columns: repeat(2, 1fr);
        gap: 48px;
    }

    .process-steps::before {
        display: none;
    }

    .about-layout {
        gap: 48px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 32px 24px;
        gap: 24px;
        border-bottom: 1px solid var(--gray-100);
        transform: translateY(-120%);
        transition: transform 0.4s var(--ease-out);
    }

    .nav-links.open {
        transform: translateY(0);
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        min-height: 100svh;
        padding: 100px 24px 80px;
    }

    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }

    .hero-stat-divider {
        width: 40px;
        height: 1px;
    }

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

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

    .about-image img {
        height: 400px;
    }

    .about-image-accent {
        display: none;
    }

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

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

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

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

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

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

@media (max-width: 480px) {
    .hero-headline {
        font-size: 1.875rem;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

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

    .section-title {
        font-size: 1.625rem;
    }
}