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

:root {
    --midnight:    #0a1628;
    --midnight-lt: #132240;
    --navy:        #1a3a5c;
    --mint:        #3ecfb2;
    --mint-lt:     #b8f0e4;
    --mint-pale:   #e8faf5;
    --white:       #ffffff;
    --off-white:   #f4f7fa;
    --gray-100:    #e8ecf1;
    --gray-200:    #c9d1db;
    --gray-400:    #8a96a8;
    --gray-600:    #4a5568;
    --gray-800:    #1a202c;
    --radius:      12px;
    --radius-sm:   8px;
    --shadow:      0 4px 24px rgba(10, 22, 40, 0.08);
    --shadow-lg:   0 12px 48px rgba(10, 22, 40, 0.12);
    --transition:  0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', system-ui, sans-serif;
    color: var(--gray-800);
    background: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ── Typography ───────────────────────────────────── */
h1, h2, h3 { font-family: 'Playfair Display', Georgia, serif; font-weight: 700; line-height: 1.2; }

/* ── Nav ──────────────────────────────────────────── */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(10, 22, 40, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(62, 207, 178, 0.15);
    transition: background var(--transition);
}
.nav__inner {
    display: flex; align-items: center;
    height: 72px;
}
.nav__logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.15rem; font-weight: 700;
    color: var(--white);
    display: flex; align-items: center; gap: 10px;
}
.nav__logo-icon { color: var(--mint); }
.nav__menu {
    display: flex; align-items: center; gap: 32px;
    margin-left: auto;
}
.nav__link {
    color: rgba(255,255,255,0.75);
    font-size: 0.9rem; font-weight: 500;
    transition: color var(--transition);
    position: relative;
}
.nav__link::after {
    content: ''; position: absolute; bottom: -4px; left: 0;
    width: 0; height: 2px; background: var(--mint);
    transition: width var(--transition);
}
.nav__link:hover { color: var(--white); }
.nav__link:hover::after { width: 100%; }

.nav__cta {
    display: flex; align-items: center; gap: 8px;
    background: var(--mint);
    color: var(--midnight);
    font-size: 0.85rem; font-weight: 600;
    padding: 10px 20px; border-radius: 100px;
    transition: background var(--transition), transform var(--transition);
}
.nav__cta:hover { background: var(--mint-lt); transform: translateY(-1px); }

/* Mobile toggle */
.nav__toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; margin-left: auto; }
.nav__toggle-bar { width: 24px; height: 2px; background: var(--white); border-radius: 2px; transition: var(--transition); }
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Hero ─────────────────────────────────────────── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex; align-items: center;
    overflow: hidden;
    background: var(--midnight);
}
.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; z-index: 1;
    background: linear-gradient(135deg, rgba(10, 22, 40, 0.92) 0%, rgba(10, 22, 40, 0.70) 50%, rgba(10, 22, 40, 0.50) 100%);
}
.hero__content {
    position: relative; z-index: 2;
    max-width: 720px;
    padding: 120px 24px 80px;
}
.hero__tag {
    display: inline-flex; align-items: center; gap: 8px;
    color: var(--mint);
    font-size: 0.85rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.12em;
    margin-bottom: 24px;
}
.hero__tag::before {
    content: ''; width: 32px; height: 2px; background: var(--mint);
}
.hero__headline {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    color: var(--white);
    margin-bottom: 24px;
    line-height: 1.15;
}
.hero__headline em {
    font-style: normal;
    color: var(--mint);
}
.hero__sub {
    color: rgba(255,255,255,0.78);
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 560px;
}
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* Buttons */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 0.95rem; font-weight: 600;
    padding: 14px 32px; border-radius: 100px;
    transition: all var(--transition);
}
.btn--primary {
    background: var(--mint);
    color: var(--midnight);
}
.btn--primary:hover { background: var(--mint-lt); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(62, 207, 178, 0.3); }
.btn--ghost {
    background: rgba(255,255,255,0.1);
    color: var(--white);
    border: 1px solid rgba(255,255,255,0.25);
}
.btn--ghost:hover { background: rgba(255,255,255,0.18); transform: translateY(-2px); }
.btn--full { width: 100%; justify-content: center; }

.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: rgba(255,255,255,0.5);
    font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.15em;
    animation: float 2.4s ease-in-out infinite;
}
@keyframes float { 0%,100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(6px); } }

/* ── Section Shared ───────────────────────────────── */
.section-header { text-align: center; max-width: 640px; margin: 0 auto 64px; }
.section-tag {
    display: inline-block;
    color: var(--mint);
    font-size: 0.8rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.14em;
    margin-bottom: 12px;
}
.section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    color: var(--midnight);
    margin-bottom: 16px;
}
.section-sub { color: var(--gray-600); font-size: 1.05rem; line-height: 1.7; }

/* ── Services ─────────────────────────────────────── */
.services { padding: 100px 0; background: var(--off-white); }
.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 36px 28px;
    border: 1px solid var(--gray-100);
    transition: all var(--transition);
}
.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--mint);
}
.card__icon {
    width: 56px; height: 56px;
    display: flex; align-items: center; justify-content: center;
    background: var(--mint-pale);
    border-radius: var(--radius-sm);
    color: var(--mint);
    margin-bottom: 20px;
    transition: all var(--transition);
}
.card:hover .card__icon { background: var(--mint); color: var(--midnight); }
.card__title {
    font-family: 'Inter', sans-serif;
    font-size: 1.1rem; font-weight: 600;
    color: var(--midnight);
    margin-bottom: 10px;
}
.card__desc { color: var(--gray-600); font-size: 0.92rem; line-height: 1.65; }

/* ── About ────────────────────────────────────────── */
.about { padding: 100px 0; background: var(--white); }
.about__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}
.about__image-wrap {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.about__image-wrap img { width: 100%; height: 700px; object-fit: cover; }
.about__badge {
    position: absolute; bottom: 24px; left: 24px;
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--midnight);
    color: var(--mint);
    font-size: 0.85rem; font-weight: 600;
    padding: 10px 18px; border-radius: 100px;
}
.about__text { max-width: 480px; }
.about__p { color: var(--gray-600); font-size: 1rem; line-height: 1.75; margin-bottom: 16px; }
.about__stats {
    display: flex; gap: 40px;
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid var(--gray-100);
}
.stat__number {
    display: block;
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem; font-weight: 700;
    color: var(--midnight);
    line-height: 1;
}
.stat__label { color: var(--gray-400); font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.1em; margin-top: 6px; }

/* ── Gallery ──────────────────────────────────────── */
.gallery { padding: 100px 0; background: var(--off-white); }
.gallery__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.gallery__item {
    border-radius: var(--radius-sm);
    overflow: hidden;
    position: relative;
}
.gallery__item img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.gallery__item:hover img { transform: scale(1.05); }
.gallery__item:nth-child(1) { grid-row: span 2; }
.gallery__item:nth-child(1) img { height: 100%; }

/* ── Contact ──────────────────────────────────────── */
.contact { padding: 100px 0; background: var(--midnight); }
.contact__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}
.contact .section-title { color: var(--white); }
.contact .section-sub { color: rgba(255,255,255,0.6); }
.contact__p { color: rgba(255,255,255,0.7); font-size: 1rem; line-height: 1.75; margin-bottom: 40px; }
.contact__details { display: flex; flex-direction: column; gap: 28px; }
.contact__item {
    display: flex; align-items: flex-start; gap: 16px;
}
.contact__item-icon {
    width: 48px; height: 48px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    background: var(--midnight-lt);
    border-radius: var(--radius-sm);
    color: var(--mint);
    border: 1px solid rgba(62, 207, 178, 0.2);
}
.contact__label {
    display: block;
    color: rgba(255,255,255,0.5);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 4px;
}
.contact__value {
    color: var(--white);
    font-size: 1rem;
    line-height: 1.6;
}
.contact__link { transition: color var(--transition); }
.contact__link:hover { color: var(--mint); }

/* Form */
.contact__form-wrap {
    background: var(--white);
    border-radius: var(--radius);
    padding: 40px;
}
.contact__form-title {
    font-size: 1.4rem;
    color: var(--midnight);
    margin-bottom: 28px;
}
.form-group { margin-bottom: 20px; }
.form-label {
    display: block;
    color: var(--gray-800);
    font-size: 0.85rem; font-weight: 600;
    margin-bottom: 8px;
}
.form-input, .form-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--gray-800);
    background: var(--off-white);
    transition: border-color var(--transition), box-shadow var(--transition);
    outline: none;
}
.form-input:focus, .form-textarea:focus {
    border-color: var(--mint);
    box-shadow: 0 0 0 3px rgba(62, 207, 178, 0.15);
    background: var(--white);
}
.form-textarea { resize: vertical; }
.form-success {
    display: flex; align-items: center; gap: 10px;
    margin-top: 16px;
    padding: 14px 18px;
    background: var(--mint-pale);
    border: 1px solid var(--mint);
    border-radius: var(--radius-sm);
    color: var(--midnight);
    font-size: 0.9rem; font-weight: 500;
}
.form-success svg { color: var(--mint); flex-shrink: 0; }

/* ── Map Strip ────────────────────────────────────── */
.map-strip { background: var(--midnight); }
.map-strip iframe { width: 100%; height: 280px; filter: saturate(0.7) contrast(1.1); }

/* ── Footer ───────────────────────────────────────── */
.footer { background: var(--gray-800); padding: 64px 0 0; }
.footer__inner {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
}
.footer__logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.2rem; font-weight: 700;
    color: var(--white);
    display: inline-block;
    margin-bottom: 12px;
}
.footer__p { color: var(--gray-400); font-size: 0.9rem; line-height: 1.7; }
.footer__links { display: flex; flex-direction: column; gap: 12px; }
.footer__links a {
    color: var(--gray-400);
    font-size: 0.9rem;
    transition: color var(--transition);
}
.footer__links a:hover { color: var(--mint); }
.footer__contact { display: flex; flex-direction: column; gap: 10px; }
.footer__phone, .footer__email {
    color: var(--mint);
    font-size: 0.9rem; font-weight: 500;
    transition: color var(--transition);
}
.footer__phone:hover, .footer__email:hover { color: var(--mint-lt); }
.footer__addr { color: var(--gray-400); font-size: 0.85rem; line-height: 1.6; }

.footer__bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 24px 0;
}
.footer__bottom-inner { text-align: center; }
.footer__bottom p { color: var(--gray-400); font-size: 0.82rem; }

/* ── Scroll Reveal (progressive enhancement) ─────── */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Responsive ───────────────────────────────────── */
@media (max-width: 1024px) {
    .services__grid { grid-template-columns: repeat(2, 1fr); }
    .about__inner { gap: 40px; }
    .contact__inner { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .nav__toggle { display: flex; }
    .nav__menu {
        position: fixed;
        top: 72px; left: 0; right: 0;
        background: rgba(10, 22, 40, 0.97);
        backdrop-filter: blur(12px);
        flex-direction: column;
        align-items: stretch;
        padding: 24px;
        gap: 0;
        transform: translateY(-120%);
        transition: transform var(--transition);
    }
    .nav__menu.open { transform: translateY(0); }
    .nav__link { padding: 14px 0; color: rgba(255,255,255,0.85); border-bottom: 1px solid rgba(255,255,255,0.06); }
    .nav__link::after { display: none; }
    .nav__cta { margin-top: 16px; justify-content: center; }

    .hero__content { padding: 100px 24px 60px; }
    .hero__headline { font-size: clamp(1.8rem, 7vw, 2.6rem); }

    .services__grid { grid-template-columns: 1fr; }
    .about__inner { grid-template-columns: 1fr; }
    .about__image-wrap img { height: 400px; }
    .gallery__grid { grid-template-columns: repeat(2, 1fr); }
    .gallery__item:nth-child(1) { grid-row: span 1; }
    .gallery__item:nth-child(1) img { height: 280px; }
    .footer__inner { grid-template-columns: 1fr; gap: 32px; }
    .contact__form-wrap { padding: 28px; }
}

@media (max-width: 480px) {
    .gallery__grid { grid-template-columns: 1fr; }
    .hero__actions { flex-direction: column; }
    .hero__actions .btn { width: 100%; justify-content: center; }
    .about__stats { flex-direction: column; gap: 20px; }
}