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

: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;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Playfair Display', Georgia, 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;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    font-weight: 300;
    color: var(--slate-800);
    background: #ffffff;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    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;
}

/* ===== Typography ===== */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.2;
    color: var(--slate-900);
}

/* ===== Navigation ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.0);
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
    border-bottom: 1px solid transparent;
    transition: all 0.5s var(--ease-out);
}

.nav.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--slate-200);
}

.nav-inner {
    max-width: 1200px;
    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-serif);
    font-size: 1.1rem;
    color: var(--slate-900);
    transition: color 0.3s;
}

.nav.scrolled .nav-logo {
    color: var(--slate-900);
}

.hero .nav-logo {
    color: #ffffff;
}

.nav.scrolled .hero .nav-logo {
    color: var(--slate-900);
}

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

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

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

.nav-links a {
    font-size: 0.8125rem;
    font-weight: 400;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--slate-600);
    transition: color 0.3s;
    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(--teal-600);
}

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

.nav.scrolled .nav-links a {
    color: var(--slate-600);
}

.nav.scrolled .nav-links a:hover {
    color: var(--teal-600);
}

.hero .nav-links a {
    color: rgba(255, 255, 255, 0.8);
}

.hero .nav-links a:hover {
    color: #ffffff;
}

.nav-cta {
    background: var(--teal-600) !important;
    color: #ffffff !important;
    padding: 10px 22px;
    border-radius: 100px;
    font-size: 0.8125rem !important;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    transition: background 0.3s, transform 0.2s !important;
}

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

.nav-cta:hover {
    background: var(--teal-700) !important;
    transform: translateY(-1px);
}

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

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

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

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

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

/* ===== Mobile Menu ===== */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 999;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s var(--ease-out);
}

.mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

.mobile-menu-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 28px;
}

.mobile-menu-link {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    color: var(--slate-800);
    transition: color 0.3s;
}

.mobile-menu-link:hover {
    color: var(--teal-600);
}

.mobile-menu-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--teal-600);
    color: #ffffff;
    padding: 14px 32px;
    border-radius: 100px;
    font-size: 0.9375rem;
    font-weight: 500;
    margin-top: 8px;
    transition: background 0.3s;
}

.mobile-menu-cta:hover {
    background: var(--teal-700);
}

/* ===== Hero ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--slate-900);
}

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

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.45;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(2, 6, 23, 0.88) 0%,
        rgba(15, 23, 42, 0.82) 40%,
        rgba(13, 148, 136, 0.35) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 120px 24px 80px;
    width: 100%;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--teal-400);
    margin-bottom: 32px;
}

.hero-tag-line {
    width: 32px;
    height: 1px;
    background: var(--teal-400);
}

.hero-headline {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 400;
    color: #ffffff;
    line-height: 1.1;
    margin-bottom: 28px;
    max-width: 700px;
}

.hero-accent {
    color: var(--teal-400);
    font-style: italic;
}

.hero-sub {
    font-size: 1.0625rem;
    color: rgba(255, 255, 255, 0.7);
    max-width: 520px;
    line-height: 1.8;
    margin-bottom: 40px;
    font-weight: 300;
}

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

.hero-indicators {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
}

.hero-indicator {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.6);
    font-weight: 400;
}

.hero-indicator svg {
    color: var(--teal-400);
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.5);
    transition: color 0.3s, transform 0.3s;
    animation: scrollBounce 2s ease-in-out infinite;
}

.hero-scroll:hover {
    color: var(--teal-400);
    transform: translateX(-50%) translateY(4px);
}

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

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 100px;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    border: 1.5px solid transparent;
    cursor: pointer;
    transition: all 0.3s var(--ease-out);
    white-space: nowrap;
}

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

.btn-primary:hover {
    background: var(--teal-700);
    border-color: var(--teal-700);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(13, 148, 136, 0.3);
}

.btn-outline-light {
    background: transparent;
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline-light:hover {
    border-color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.btn-dark {
    background: var(--slate-900);
    color: #ffffff;
    border-color: var(--slate-900);
}

.btn-dark:hover {
    background: var(--slate-800);
    border-color: var(--slate-800);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.3);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 0.9375rem;
}

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

/* ===== Sections ===== */
.section {
    padding: 120px 0;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 72px;
}

.section-tag {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--teal-600);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    margin-bottom: 20px;
    color: var(--slate-900);
}

.section-desc {
    font-size: 1rem;
    color: var(--slate-500);
    line-height: 1.8;
}

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

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

.service-card {
    background: #ffffff;
    border: 1px solid var(--slate-200);
    border-radius: 12px;
    padding: 40px 32px;
    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-600);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s var(--ease-out);
}

.service-card:hover {
    border-color: var(--teal-200);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(13, 148, 136, 0.08);
}

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

.service-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: var(--teal-50);
    color: var(--teal-600);
    margin-bottom: 24px;
    transition: all 0.3s;
}

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

.service-name {
    font-family: var(--font-sans);
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--slate-900);
    margin-bottom: 12px;
}

.service-desc {
    font-size: 0.9375rem;
    color: var(--slate-500);
    line-height: 1.7;
}

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

.about-image {
    position: relative;
}

.about-image-wrapper {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    aspect-ratio: 4/5;
}

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

.about-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    border: 2px solid var(--teal-200);
    border-radius: 12px;
    z-index: -1;
}

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

.about-content .section-tag {
    text-align: left;
}

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

.about-text {
    font-size: 0.9375rem;
    color: var(--slate-600);
    line-height: 1.85;
    margin-bottom: 20px;
}

.about-stats {
    display: flex;
    align-items: center;
    gap: 24px;
    margin: 36px 0;
    padding: 28px 0;
    border-top: 1px solid var(--slate-200);
    border-bottom: 1px solid var(--slate-200);
}

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

.stat-number {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--teal-600);
    font-weight: 500;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--slate-500);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.about-stat-divider {
    width: 1px;
    height: 40px;
    background: var(--slate-200);
    flex-shrink: 0;
}

.about-content .btn {
    margin-top: 8px;
}

/* ===== Why ===== */
.why {
    background: #ffffff;
}

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

.why-item {
    display: grid;
    grid-template-columns: 56px 1fr;
    gap: 24px;
}

.why-number {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--teal-200);
    font-weight: 400;
    line-height: 1;
    padding-top: 4px;
}

.why-title {
    font-family: var(--font-sans);
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--slate-900);
    margin-bottom: 8px;
}

.why-desc {
    font-size: 0.9375rem;
    color: var(--slate-500);
    line-height: 1.75;
}

/* ===== CTA Banner ===== */
.cta-banner {
    position: relative;
    padding: 100px 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
}

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

.cta-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(19, 78, 74, 0.92) 0%,
        rgba(15, 23, 42, 0.88) 100%
    );
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 680px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    color: #ffffff;
    margin-bottom: 20px;
}

.cta-text {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 36px;
}

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

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

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

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

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

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: var(--teal-50);
    color: var(--teal-600);
    flex-shrink: 0;
}

.contact-label {
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--slate-400);
    margin-bottom: 6px;
}

.contact-value {
    font-size: 0.9375rem;
    color: var(--slate-700);
    line-height: 1.7;
}

.contact-value a {
    color: var(--teal-600);
    transition: color 0.3s;
}

.contact-value a:hover {
    color: var(--teal-700);
}

.contact-map {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

/* ===== Contact Form ===== */
.contact-form-wrapper {
    background: #ffffff;
    border: 1px solid var(--slate-200);
    border-radius: 16px;
    padding: 48px;
}

.form-title {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.form-sub {
    font-size: 0.875rem;
    color: var(--slate-500);
    margin-bottom: 32px;
    line-height: 1.7;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--slate-600);
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--slate-200);
    border-radius: 8px;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 300;
    color: var(--slate-800);
    background: var(--slate-50);
    transition: all 0.3s;
    outline: none;
}

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

.form-input:focus {
    border-color: var(--teal-400);
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
    cursor: pointer;
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.form-success {
    display: none;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--teal-50);
    border: 1px solid var(--teal-200);
    border-radius: 8px;
    color: var(--teal-800);
    font-size: 0.9375rem;
    margin-top: 16px;
}

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

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

/* ===== Footer ===== */
.footer {
    background: var(--slate-950);
    color: rgba(255, 255, 255, 0.6);
    padding: 72px 0 32px;
}

.footer-top {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 48px;
    align-items: start;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-serif);
    font-size: 1.0625rem;
    color: #ffffff;
    margin-bottom: 12px;
}

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

.footer-tagline {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.4);
    max-width: 240px;
    line-height: 1.7;
}

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

.footer-links a {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
    transition: color 0.3s;
}

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

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 8px;
    text-align: right;
}

.footer-contact a {
    color: var(--teal-400);
    transition: color 0.3s;
}

.footer-contact a:hover {
    color: var(--teal-200);
}

.footer-contact p {
    font-size: 0.875rem;
}

.footer-bottom {
    padding-top: 32px;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.3);
}

/* ===== Reveal Animations ===== */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal[data-reveal] {
    opacity: 0;
    transform: translateY(24px);
}

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

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

    .about-grid {
        gap: 48px;
    }

    .contact-grid {
        gap: 48px;
    }

    .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

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

    .nav-toggle {
        display: flex;
    }

    .hero-headline {
        font-size: clamp(2rem, 8vw, 3rem);
    }

    .hero-sub {
        font-size: 0.9375rem;
    }

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

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

    .hero-indicators {
        flex-direction: column;
        gap: 12px;
    }

    .section {
        padding: 80px 0;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .service-card {
        padding: 28px 24px;
    }

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

    .about-image {
        max-width: 400px;
    }

    .about-content .section-tag,
    .about-content .section-title {
        text-align: center;
    }

    .about-content .section-desc {
        text-align: center;
    }

    .about-stats {
        justify-content: center;
    }

    .about-content .btn {
        margin: 8px auto 0;
    }

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

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

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

    .cta-banner {
        padding: 72px 0;
    }

    .cta-actions {
        flex-direction: column;
        align-items: center;
    }

    .footer-top {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

    .footer-links {
        align-items: center;
    }
}

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

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

    .hero-content {
        padding: 100px 16px 60px;
    }

    .section-header {
        margin-bottom: 48px;
    }

    .about-stats {
        flex-direction: column;
        gap: 16px;
        align-items: center;
    }

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

/* ===== Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    .reveal[data-reveal] {
        opacity: 1;
        transform: none;
    }

    .hero-scroll {
        animation: none;
    }
}