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

:root {
    --midnight: #0A1628;
    --midnight-light: #132238;
    --midnight-mid: #1A2D47;
    --mint: #7ECDC1;
    --mint-light: #A8DDD3;
    --mint-pale: #E8F5F2;
    --white: #FFFFFF;
    --off-white: #F8FAFA;
    --gray-50: #F5F7F8;
    --gray-100: #EEF1F3;
    --gray-200: #D8DDE2;
    --gray-300: #B0B8C1;
    --gray-400: #8A95A0;
    --gray-500: #6B7884;
    --gray-600: #4A5560;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --transition: 0.4s var(--ease-out);
}

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

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

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

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

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

.skip-link {
    position: absolute;
    top: -100%;
    left: 16px;
    background: var(--midnight);
    color: var(--white);
    padding: 8px 16px;
    border-radius: 4px;
    z-index: 200;
    font-size: 0.875rem;
}
.skip-link:focus {
    top: 16px;
}

/* ─── HEADER ─── */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-100);
    transition: box-shadow var(--transition);
}
.site-header.scrolled {
    box-shadow: 0 1px 20px rgba(10, 22, 40, 0.06);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--midnight);
    font-family: var(--font-serif);
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: -0.01em;
    line-height: 1.2;
}
.logo svg {
    color: var(--midnight);
    flex-shrink: 0;
}

/* ─── NAV ─── */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: var(--midnight);
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}
.nav-list a {
    font-size: 0.8125rem;
    font-weight: 400;
    letter-spacing: 0.02em;
    color: var(--gray-500);
    transition: color 0.2s;
    position: relative;
}
.nav-list a:hover {
    color: var(--midnight);
}
.nav-list a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--mint);
    transition: width 0.3s var(--ease-out);
}
.nav-list a:hover::after {
    width: 100%;
}

.btn-nav {
    background: var(--midnight) !important;
    color: var(--white) !important;
    padding: 10px 20px !important;
    border-radius: 6px;
    font-size: 0.8125rem !important;
    letter-spacing: 0.02em !important;
    transition: background 0.2s, transform 0.2s !important;
}
.btn-nav::after { display: none !important; }
.btn-nav:hover {
    background: var(--midnight-light) !important;
    color: var(--white) !important;
    transform: translateY(-1px);
}

/* ─── HERO ─── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--midnight);
    overflow: hidden;
    padding: 120px 24px 80px;
}

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

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(126, 205, 193, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(126, 205, 193, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
}

.hero-pattern::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -10%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(126, 205, 193, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-pattern::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: -5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(126, 205, 193, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-inner {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
}

.hero-eyebrow {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--mint);
    margin-bottom: 24px;
}

.hero-title {
    font-family: var(--font-serif);
    font-weight: 500;
    font-size: clamp(3rem, 8vw, 5.5rem);
    line-height: 1.05;
    color: var(--white);
    margin-bottom: 28px;
    letter-spacing: -0.02em;
}

.hero-line {
    display: block;
}
.hero-line:nth-child(2) {
    color: var(--mint);
}

.hero-sub {
    font-size: 1.0625rem;
    color: var(--gray-300);
    max-width: 480px;
    margin: 0 auto 40px;
    line-height: 1.8;
    font-weight: 300;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    transition: all 0.25s var(--ease-out);
    cursor: pointer;
    border: none;
    font-family: var(--font-sans);
}

.btn-primary {
    background: var(--mint);
    color: var(--midnight);
}
.btn-primary:hover {
    background: var(--mint-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(126, 205, 193, 0.3);
}

.btn-ghost {
    background: transparent;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.2);
}
.btn-ghost:hover {
    border-color: var(--mint);
    color: var(--mint);
    transform: translateY(-2px);
}

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

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--gray-400);
    animation: float 2.5s ease-in-out infinite;
}

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

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

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--mint);
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-serif);
    font-weight: 500;
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--midnight);
    line-height: 1.15;
    letter-spacing: -0.02em;
}

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

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

.service-card {
    background: var(--white);
    border: 1px solid var(--gray-100);
    border-radius: 12px;
    padding: 36px 28px;
    transition: all 0.35s var(--ease-out);
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--mint);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s var(--ease-out);
}
.service-card:hover {
    border-color: transparent;
    box-shadow: 0 12px 40px rgba(10, 22, 40, 0.08);
    transform: translateY(-4px);
}
.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: var(--mint-pale);
    color: var(--midnight);
    margin-bottom: 20px;
}

.service-card h3 {
    font-family: var(--font-serif);
    font-weight: 500;
    font-size: 1.1875rem;
    color: var(--midnight);
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--gray-500);
    line-height: 1.7;
    font-weight: 300;
}

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

.about-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-image {
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 5/6;
}
.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--ease-out);
}
.about-image:hover img {
    transform: scale(1.03);
}

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

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

.about-content > p {
    font-size: 1rem;
    color: var(--gray-500);
    line-height: 1.8;
    margin-bottom: 16px;
    font-weight: 300;
}

.about-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 36px;
    padding-top: 36px;
    border-top: 1px solid var(--gray-100);
}

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

.value-label {
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gray-300);
}

.value-text {
    font-size: 0.9375rem;
    color: var(--midnight);
    font-weight: 400;
}

/* ─── PROJECTS ─── */
.projects {
    background: var(--off-white);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.project-item {
    border-radius: 12px;
    overflow: hidden;
    background: var(--white);
    border: 1px solid var(--gray-100);
    transition: all 0.35s var(--ease-out);
}
.project-item:hover {
    box-shadow: 0 12px 40px rgba(10, 22, 40, 0.08);
    transform: translateY(-4px);
}

.project-image {
    overflow: hidden;
    aspect-ratio: 4/3;
}
.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--ease-out);
}
.project-item:hover .project-image img {
    transform: scale(1.05);
}

.project-info {
    padding: 20px 24px;
}

.project-category {
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--mint);
    display: block;
    margin-bottom: 6px;
}

.project-info h3 {
    font-family: var(--font-serif);
    font-weight: 500;
    font-size: 1.125rem;
    color: var(--midnight);
    letter-spacing: -0.01em;
}

/* ─── TRUST ─── */
.trust {
    background: var(--midnight);
    padding: 80px 0;
}

.trust-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.trust-title {
    font-family: var(--font-serif);
    font-weight: 500;
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    color: var(--white);
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.trust-desc {
    font-size: 1rem;
    color: var(--gray-300);
    line-height: 1.8;
    font-weight: 300;
}

.trust-stats {
    display: flex;
    gap: 40px;
}

.stat {
    text-align: left;
}

.stat-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 500;
    color: var(--mint);
    line-height: 1;
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--gray-400);
    font-weight: 400;
    letter-spacing: 0.02em;
}

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

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-info .section-tag {
    text-align: left;
}

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

.contact-desc {
    font-size: 1rem;
    color: var(--gray-500);
    line-height: 1.8;
    margin-bottom: 36px;
    font-weight: 300;
}

.contact-details {
    font-style: normal;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.contact-icon {
    color: var(--mint);
    flex-shrink: 0;
    margin-top: 3px;
}

.contact-item .contact-label {
    display: block;
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gray-300);
    margin-bottom: 2px;
}

.contact-item span,
.contact-item a {
    font-size: 0.9375rem;
    color: var(--midnight);
    font-weight: 400;
}
.contact-item a:hover {
    color: var(--mint);
}

/* ─── FORM ─── */
.contact-form-wrap {
    background: var(--gray-50);
    border: 1px solid var(--gray-100);
    border-radius: 16px;
    padding: 40px;
}

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

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

.form-group label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-500);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 300;
    color: var(--midnight);
    background: var(--white);
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--mint);
    box-shadow: 0 0 0 3px rgba(126, 205, 193, 0.15);
}

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

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

.form-note {
    text-align: center;
    font-size: 0.8125rem;
    color: var(--gray-400);
    margin-top: 12px;
}

.form-success {
    text-align: center;
    padding: 48px 24px;
}
.form-success svg {
    color: var(--mint);
    margin-bottom: 16px;
}
.form-success h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--midnight);
    margin-bottom: 8px;
}
.form-success p {
    color: var(--gray-500);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* ─── FOOTER ─── */
.site-footer {
    background: var(--midnight);
    color: var(--white);
    padding: 64px 0 0;
}

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

.logo-footer {
    color: var(--white);
    margin-bottom: 16px;
}
.logo-footer svg {
    color: var(--white);
}

.footer-desc {
    font-size: 0.9375rem;
    color: var(--gray-400);
    line-height: 1.7;
    max-width: 280px;
    font-weight: 300;
}

.footer-links {
    display: flex;
    gap: 48px;
}

.footer-col h4 {
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--mint);
    margin-bottom: 16px;
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-col a {
    font-size: 0.875rem;
    color: var(--gray-300);
    font-weight: 300;
    transition: color 0.2s;
}
.footer-col a:hover {
    color: var(--white);
}

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

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: var(--gray-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.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ─── MOBILE NAV ─── */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .nav-list {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        align-items: stretch;
        padding: 24px;
        gap: 0;
        border-bottom: 1px solid var(--gray-100);
        box-shadow: 0 12px 32px rgba(10, 22, 40, 0.1);
        transform: translateY(-110%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.35s var(--ease-out);
    }
    .nav-list.open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    .nav-list li {
        width: 100%;
    }
    .nav-list a {
        display: block;
        padding: 14px 0;
        border-bottom: 1px solid var(--gray-100);
        font-size: 0.9375rem;
    }
    .nav-list a::after { display: none; }
    .nav-list li:last-child a {
        border-bottom: none;
        padding-top: 20px;
    }
    .btn-nav {
        text-align: center;
        margin-top: 8px;
    }
}

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

@media (max-width: 768px) {
    section {
        padding: 72px 0;
    }

    .hero {
        padding: 100px 24px 60px;
    }

    .hero-title {
        font-size: clamp(2.5rem, 10vw, 3.5rem);
    }

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

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

    .about-layout,
    .contact-layout,
    .trust-inner {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-image {
        aspect-ratio: 4/3;
    }

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

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

    .trust-stats {
        flex-direction: column;
        gap: 24px;
    }

    .contact-form-wrap {
        padding: 24px;
    }
    .contact-form .form-row {
        grid-template-columns: 1fr;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .footer-links {
        flex-direction: column;
        gap: 32px;
    }
    .footer-bottom-inner {
        flex-direction: column;
        text-align: center;
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 20px;
    }

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

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

@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;
    }
}