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

:root {
    --teal-900: #0a3d4a;
    --teal-800: #0f4c5c;
    --teal-700: #146174;
    --teal-600: #1a7a91;
    --teal-500: #2196a8;
    --slate-950: #0b1115;
    --slate-900: #131d24;
    --slate-800: #1e2d36;
    --slate-700: #2a3f4a;
    --slate-600: #3d525e;
    --slate-500: #5a717e;
    --slate-400: #8a9ba8;
    --slate-300: #b0bec5;
    --slate-200: #d0dce4;
    --slate-100: #e8eef2;
    --slate-50: #f4f7f9;
    --white: #ffffff;
    --cream: #fafbfc;

    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    --space-4xl: 8rem;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    --shadow-sm: 0 1px 3px rgba(11, 17, 21, 0.08);
    --shadow-md: 0 4px 16px rgba(11, 17, 21, 0.1);
    --shadow-lg: 0 8px 32px rgba(11, 17, 21, 0.12);
    --shadow-xl: 0 16px 48px rgba(11, 17, 21, 0.15);
}

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

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ========== TYPOGRAPHY ========== */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 700;
    line-height: 1.15;
    color: var(--slate-900);
}

.section-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--teal-600);
    margin-bottom: var(--space-sm);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--space-md);
    color: var(--slate-900);
}

.lead {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--slate-600);
    max-width: 560px;
}

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

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.9375rem;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.25s ease;
    white-space: nowrap;
}

.btn-sm {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
}

.btn-full {
    width: 100%;
}

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

.btn-primary:hover {
    background-color: var(--teal-800);
    border-color: var(--teal-800);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--teal-800);
    border-color: var(--white);
}

.btn-secondary:hover {
    background-color: var(--slate-100);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline-light {
    background-color: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-outline-light:hover {
    background-color: var(--white);
    color: var(--teal-800);
    border-color: var(--white);
}

/* ========== NAVBAR ========== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--slate-100);
    transition: box-shadow 0.3s ease;
}

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

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.logo-mark {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--white);
    background-color: var(--teal-700);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
}

.logo-text {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--slate-900);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-links a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--slate-600);
    transition: color 0.2s ease;
}

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

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.mobile-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--slate-700);
    transition: all 0.3s ease;
}

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

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

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.55;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(11, 17, 21, 0.4) 0%,
        rgba(10, 61, 74, 0.6) 50%,
        rgba(11, 17, 21, 0.8) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    padding-top: var(--space-4xl);
    padding-bottom: var(--space-3xl);
    max-width: 720px;
}

.hero-eyebrow {
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--slate-300);
    margin-bottom: var(--space-md);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    color: var(--white);
    margin-bottom: var(--space-md);
    line-height: 1.05;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--slate-300);
    line-height: 1.7;
    margin-bottom: var(--space-xl);
    max-width: 540px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.hero-scroll {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.hero-scroll span {
    display: block;
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: 12px;
    position: relative;
}

.hero-scroll span::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 8px;
    background-color: rgba(255, 255, 255, 0.6);
    border-radius: 2px;
    animation: scrollDot 1.8s ease-in-out infinite;
}

@keyframes scrollDot {
    0%, 100% { top: 6px; opacity: 1; }
    50% { top: 18px; opacity: 0.3; }
}

/* ========== INTRO / ABOUT ========== */
.intro {
    padding: var(--space-4xl) 0;
    background-color: var(--white);
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.intro-image-wrap {
    position: relative;
}

.intro-image-wrap img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.intro-image-wrap::after {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    right: -20px;
    bottom: -20px;
    border: 2px solid var(--teal-500);
    border-radius: var(--radius-lg);
    z-index: -1;
}

.intro-content {
    padding: var(--space-lg) 0;
}

.intro-content .section-title {
    margin-bottom: var(--space-lg);
}

.intro-content p {
    color: var(--slate-600);
    line-height: 1.8;
    margin-bottom: var(--space-md);
}

.intro-stats {
    display: flex;
    gap: var(--space-xl);
    margin-top: var(--space-xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--slate-200);
}

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

.stat-number {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--teal-700);
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--slate-500);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ========== SERVICES ========== */
.services {
    padding: var(--space-4xl) 0;
    background-color: var(--slate-50);
}

.services .section-header {
    margin-bottom: var(--space-3xl);
}

.services .section-title {
    margin-bottom: var(--space-sm);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.service-card {
    background-color: var(--white);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--slate-100);
    transition: all 0.3s ease;
}

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

.service-icon {
    width: 56px;
    height: 56px;
    background-color: var(--teal-50);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--teal-700);
    margin-bottom: var(--space-md);
}

.service-title {
    font-size: 1.375rem;
    margin-bottom: var(--space-sm);
}

.service-card p {
    color: var(--slate-600);
    line-height: 1.7;
}

/* ========== AREAS ========== */
.areas {
    padding: var(--space-4xl) 0;
    background-color: var(--white);
}

.areas-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.areas-content {
    padding: var(--space-lg) 0;
}

.areas-content .section-title {
    margin-bottom: var(--space-md);
}

.areas-content .lead {
    margin-bottom: var(--space-lg);
}

.areas-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.areas-list li {
    position: relative;
    padding-left: var(--space-lg);
    font-size: 0.9375rem;
    color: var(--slate-700);
}

.areas-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    background-color: var(--teal-600);
    border-radius: 50%;
}

.areas-image-stack {
    position: relative;
    height: 560px;
}

.area-img {
    position: absolute;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

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

.area-img-1 {
    width: 300px;
    height: 360px;
    top: 0;
    right: 0;
}

.area-img-2 {
    width: 280px;
    height: 240px;
    bottom: 0;
    left: 0;
}

/* ========== CTA BANNER ========== */
.cta-banner {
    padding: var(--space-4xl) 0;
    background-color: var(--teal-800);
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-banner .container {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xl);
    flex-wrap: wrap;
}

.cta-content {
    flex: 1;
    min-width: 280px;
}

.cta-title {
    font-size: clamp(1.75rem, 3.5vw, 2.75rem);
    color: var(--white);
    margin-bottom: var(--space-sm);
}

.cta-text {
    font-size: 1.0625rem;
    color: var(--slate-300);
    line-height: 1.7;
    max-width: 480px;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

/* ========== CONTACT ========== */
.contact {
    padding: var(--space-4xl) 0;
    background-color: var(--slate-50);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.contact-info {
    padding: var(--space-lg) 0;
}

.contact-info .section-title {
    margin-bottom: var(--space-md);
}

.contact-info > p {
    color: var(--slate-600);
    line-height: 1.7;
    margin-bottom: var(--space-xl);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact-item {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.contact-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    background-color: var(--teal-50);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--teal-700);
}

.contact-item strong {
    display: block;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--slate-900);
    margin-bottom: 4px;
}

.contact-item p {
    color: var(--slate-600);
    line-height: 1.6;
}

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

.contact-item a:hover {
    color: var(--teal-800);
    text-decoration: underline;
}

/* ========== FORM ========== */
.contact-form-wrap {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--slate-100);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--slate-700);
}

.form-group input,
.form-group textarea {
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    padding: 0.75rem 1rem;
    border: 1.5px solid var(--slate-200);
    border-radius: var(--radius-sm);
    color: var(--slate-800);
    background-color: var(--slate-50);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--teal-500);
    box-shadow: 0 0 0 3px rgba(33, 150, 168, 0.1);
    background-color: var(--white);
}

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

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

.form-success {
    text-align: center;
    padding: var(--space-2xl) var(--space-lg);
}

.success-icon {
    width: 64px;
    height: 64px;
    background-color: var(--teal-50);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
    color: var(--teal-700);
}

.form-success h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
    color: var(--slate-900);
}

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

/* ========== FOOTER ========== */
.footer {
    background-color: var(--slate-900);
    padding: var(--space-3xl) 0 var(--space-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: var(--space-2xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid var(--slate-800);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-brand .logo-mark {
    width: 44px;
    height: 44px;
    font-size: 1.25rem;
}

.footer-brand .logo-text {
    color: var(--white);
    font-size: 1.25rem;
}

.footer-brand p {
    color: var(--slate-400);
    font-size: 0.9375rem;
    line-height: 1.6;
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--slate-400);
    margin-bottom: var(--space-md);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links a {
    color: var(--slate-300);
    font-size: 0.9375rem;
    transition: color 0.2s ease;
}

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

.footer-contact p {
    color: var(--slate-400);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: 4px;
}

.footer-contact a {
    color: var(--slate-300);
    transition: color 0.2s ease;
}

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

.footer-bottom {
    padding-top: var(--space-lg);
    text-align: center;
}

.footer-bottom p {
    color: var(--slate-600);
    font-size: 0.8125rem;
}

/* ========== SCROLL REVEAL (progressive enhancement) ========== */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.revealed {
    opacity: 1;
    transform: none;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .intro-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .intro-image-wrap {
        max-width: 500px;
    }

    .areas-layout {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .areas-image-stack {
        height: 400px;
        max-width: 400px;
    }

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

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

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background-color: var(--white);
        flex-direction: column;
        padding: var(--space-lg);
        gap: var(--space-md);
        border-bottom: 1px solid var(--slate-100);
        box-shadow: var(--shadow-lg);
        transform: translateY(-120%);
        transition: transform 0.3s ease;
        z-index: 999;
    }

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

    .mobile-toggle {
        display: flex;
    }

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

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

    .hero-content {
        padding-top: var(--space-3xl);
    }

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

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

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

    .areas-list {
        grid-template-columns: 1fr;
    }

    .areas-image-stack {
        display: none;
    }

    .cta-banner .container {
        flex-direction: column;
        text-align: center;
    }

    .cta-actions {
        justify-content: center;
    }

    .intro-image-wrap::after {
        display: none;
    }

    .intro-stats {
        flex-direction: column;
        gap: var(--space-md);
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .footer-bottom {
        padding-top: var(--space-lg);
    }
}

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

    .hero-title {
        font-size: 2.25rem;
    }

    .section-title {
        font-size: 1.75rem;
    }
}

/* ========== REDUCED MOTION ========== */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }

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