:root {
    --midnight: #0A2342;
    --midnight-light: #132D4F;
    --midnight-dark: #061829;
    --mint: #40E0D0;
    --mint-light: #5EEAD4;
    --mint-dark: #2BC4B4;
    --surface: #F4F7FA;
    --surface-white: #FFFFFF;
    --text-primary: #0A2342;
    --text-secondary: #4A6274;
    --text-muted: #7A8F9E;
    --border: #D8E2EC;
    --shadow-sm: 0 1px 3px rgba(10, 35, 66, 0.06), 0 1px 2px rgba(10, 35, 66, 0.04);
    --shadow-md: 0 4px 16px rgba(10, 35, 66, 0.08), 0 2px 6px rgba(10, 35, 66, 0.04);
    --shadow-lg: 0 12px 40px rgba(10, 35, 66, 0.12), 0 4px 12px rgba(10, 35, 66, 0.06);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    color: var(--text-primary);
    background: var(--surface);
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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;
}

.skip-link {
    position: absolute;
    top: -100%;
    left: 16px;
    background: var(--midnight);
    color: #fff;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    z-index: 9999;
    font-size: 14px;
}

.skip-link:focus {
    top: 16px;
}

/* ─── HEADER ─── */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(244, 247, 250, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    transition: box-shadow 0.3s ease;
}

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

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 18px;
    color: var(--midnight);
}

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

.logo-text {
    letter-spacing: -0.02em;
}

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

.logo-light {
    color: #fff;
}

.logo-light .logo-accent {
    color: var(--mint);
}

.logo-light .logo-icon {
    color: #fff;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-list a {
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    transition: color 0.2s, background 0.2s;
}

.nav-list a:hover {
    color: var(--midnight);
    background: rgba(10, 35, 66, 0.05);
}

.btn-nav {
    background: var(--midnight) !important;
    color: #fff !important;
    border-radius: var(--radius-sm) !important;
    padding: 10px 20px !important;
    font-weight: 600 !important;
    transition: background 0.2s, transform 0.15s !important;
}

.btn-nav:hover {
    background: var(--midnight-light) !important;
    color: #fff !important;
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    width: 40px;
    height: 40px;
    position: relative;
}

.hamburger {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--midnight);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: transform 0.3s, top 0.3s, opacity 0.3s;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 2px;
    background: var(--midnight);
    left: 0;
    transition: transform 0.3s, top 0.3s;
}

.hamburger::before {
    top: -6px;
}

.hamburger::after {
    top: 6px;
}

.nav-toggle[aria-expanded="true"] .hamburger {
    transform: translate(-50%, -50%) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
    top: 0;
    transform: rotate(90deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
    top: 0;
    opacity: 0;
}

/* ─── HERO ─── */
.hero {
    padding-top: 72px;
    background: var(--surface);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(64, 224, 208, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 60px 0 120px;
}

.hero-eyebrow {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--mint-dark);
    margin-bottom: 24px;
}

.eyebrow-line {
    display: block;
    width: 32px;
    height: 2px;
    background: var(--mint);
    flex-shrink: 0;
}

.hero-headline {
    font-family: var(--font-serif);
    font-size: clamp(36px, 5vw, 64px);
    font-weight: 800;
    line-height: 1.1;
    color: var(--midnight);
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-desc {
    font-size: 18px;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 36px;
    max-width: 520px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: all 0.25s ease;
    font-family: var(--font-sans);
}

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

.btn-primary:hover {
    background: var(--midnight-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-ghost {
    background: transparent;
    color: var(--midnight);
    border: 2px solid var(--border);
}

.btn-ghost:hover {
    border-color: var(--midnight);
    background: rgba(10, 35, 66, 0.04);
}

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

.btn-light:hover {
    background: var(--surface);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-light {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

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

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

.hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 700;
    color: var(--midnight);
    line-height: 1;
}

.stat-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 4px;
}

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

/* Hero Visual */
.hero-visual {
    position: relative;
    height: 680px;
}

.hero-img-main {
    position: absolute;
    top: 0;
    right: 0;
    width: 85%;
    height: 85%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

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

.hero-img-accent {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 55%;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--surface);
}

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

.accent-badge {
    position: absolute;
    bottom: -20px;
    right: 20px;
    background: var(--midnight);
    color: #fff;
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    line-height: 0;
}

.hero-wave svg {
    width: 100%;
    height: 100px;
}

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

.section-header {
    margin-bottom: 60px;
}

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

.section-header .section-eyebrow {
    justify-content: center;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    color: var(--midnight);
    line-height: 1.15;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.accent {
    color: var(--mint-dark);
}

.section-desc {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 560px;
    line-height: 1.7;
}

.section-header--center .section-desc {
    margin: 0 auto;
}

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

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

.service-card {
    background: var(--surface-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 36px 28px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--mint);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

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

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

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(64, 224, 208, 0.1);
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    color: var(--mint-dark);
}

.service-card h3 {
    font-family: var(--font-serif);
    font-size: 20px;
    font-weight: 700;
    color: var(--midnight);
    margin-bottom: 10px;
}

.service-card p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

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

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

.about-visual {
    position: relative;
}

.about-img-stack {
    position: relative;
    height: 620px;
}

.about-img-1 {
    position: absolute;
    top: 0;
    left: 0;
    width: 75%;
    height: 80%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-img-1 img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-img-2 {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 55%;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--surface-white);
}

.about-img-2 img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-experience {
    position: absolute;
    top: 50%;
    right: 10%;
    transform: translateY(-50%);
    background: var(--midnight);
    color: #fff;
    padding: 20px 28px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 2;
}

.about-experience .exp-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 32px;
    font-weight: 700;
    line-height: 1;
    color: var(--mint);
}

.about-experience .exp-label {
    display: block;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 4px;
    opacity: 0.8;
}

.about-content .section-title {
    margin-bottom: 24px;
}

.about-text {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
}

.value-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.value-item svg {
    color: var(--mint-dark);
    flex-shrink: 0;
}

/* ─── WHY ─── */
.why {
    background: var(--surface);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.why-card {
    background: var(--surface-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 40px 28px;
    position: relative;
    transition: all 0.3s ease;
}

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

.why-number {
    font-family: var(--font-serif);
    font-size: 64px;
    font-weight: 800;
    color: rgba(64, 224, 208, 0.15);
    line-height: 1;
    margin-bottom: 16px;
}

.why-card h3 {
    font-family: var(--font-serif);
    font-size: 20px;
    font-weight: 700;
    color: var(--midnight);
    margin-bottom: 12px;
}

.why-card p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ─── CTA STRIP ─── */
.cta-strip {
    padding: 0;
    background: var(--midnight);
}

.cta-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    padding: 80px 0;
}

.cta-text {
    flex: 1;
}

.cta-headline {
    font-family: var(--font-serif);
    font-size: clamp(28px, 3.5vw, 44px);
    font-weight: 700;
    color: #fff;
    line-height: 1.2;
    margin-bottom: 16px;
}

.cta-text p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.cta-actions {
    display: flex;
    gap: 16px;
    flex-shrink: 0;
}

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

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

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

.contact-desc {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 36px;
}

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

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

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(64, 224, 208, 0.1);
    border-radius: var(--radius-sm);
    color: var(--mint-dark);
    flex-shrink: 0;
}

.contact-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    margin-bottom: 2px;
}

.contact-item p {
    font-size: 15px;
    color: var(--text-primary);
    line-height: 1.6;
}

.contact-item a {
    color: var(--midnight);
    font-weight: 500;
    transition: color 0.2s;
}

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

.contact-form-wrap {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 8px;
}

.contact-form-inner {
    background: var(--surface-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 40px;
}

.contact-form-inner h3 {
    font-family: var(--font-serif);
    font-size: 24px;
    font-weight: 700;
    color: var(--midnight);
    margin-bottom: 6px;
}

.form-note {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 28px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-family: var(--font-sans);
    color: var(--text-primary);
    background: var(--surface);
    transition: border-color 0.2s, box-shadow 0.2s;
    appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--mint-dark);
    box-shadow: 0 0 0 3px rgba(64, 224, 208, 0.15);
    background: #fff;
}

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

.form-success {
    display: none;
    align-items: center;
    gap: 16px;
    padding: 24px;
    background: rgba(64, 224, 208, 0.08);
    border: 1px solid rgba(64, 224, 208, 0.2);
    border-radius: var(--radius-sm);
    margin-top: 16px;
}

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

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

.form-success strong {
    display: block;
    color: var(--midnight);
    margin-bottom: 2px;
}

.form-success p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ─── FOOTER ─── */
.footer {
    background: var(--midnight-dark);
    color: rgba(255, 255, 255, 0.7);
    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;
    margin-top: 16px;
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-serif);
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 20px;
}

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

.footer-links a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    transition: color 0.2s;
}

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

.footer-contact p {
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 4px;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.6);
    transition: color 0.2s;
}

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

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

.footer-bottom-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.4);
    transition: color 0.2s;
}

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

/* ─── MOBILE NAV OVERLAY ─── */
.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(10, 35, 66, 0.5);
    backdrop-filter: blur(4px);
    z-index: 998;
    opacity: 0;
    transition: opacity 0.3s;
}

.nav-overlay.active {
    opacity: 1;
}

/* ─── ANIMATIONS ─── */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
    .hero-grid {
        gap: 40px;
    }

    .hero-visual {
        height: 560px;
    }

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

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

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

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
        z-index: 1001;
    }

    .nav-list {
        position: fixed;
        top: 0;
        right: 0;
        width: 300px;
        height: 100vh;
        background: var(--surface-white);
        flex-direction: column;
        align-items: stretch;
        padding: 88px 32px 32px;
        gap: 4px;
        box-shadow: var(--shadow-lg);
        transform: translateX(100%);
        transition: transform 0.3s ease;
        z-index: 999;
    }

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

    .nav-list a {
        padding: 14px 16px;
        font-size: 16px;
    }

    .btn-nav {
        text-align: center;
        margin-top: 8px;
    }

    .nav-overlay {
        display: block;
        pointer-events: none;
    }

    .nav-overlay.active {
        pointer-events: all;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        padding: 40px 0 100px;
    }

    .hero-visual {
        display: none;
    }

    .hero-stats {
        gap: 20px;
    }

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

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

    .about-visual {
        order: -1;
    }

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

    .about-values {
        grid-template-columns: 1fr;
    }

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

    .cta-inner {
        flex-direction: column;
        text-align: center;
        padding: 60px 0;
    }

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

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

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

    .contact-form-inner {
        padding: 28px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

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

    .footer-bottom-inner {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}

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

    section {
        padding: 64px 0;
    }

    .hero-headline {
        font-size: 32px;
    }

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

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

    .stat-number {
        font-size: 22px;
    }
}