/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: 'Inter', system-ui, sans-serif;
    font-weight: 300;
    font-size: 16px;
    line-height: 1.7;
    color: #0D1B2A;
    background: #FAFBFC;
    -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font: inherit; }

/* ── Focus ── */
:focus-visible { outline: 2px solid #34D399; outline-offset: 2px; }
.skip-link {
    position: absolute; left: -9999px; top: 0;
    background: #0D1B2A; color: #FAFBFC; padding: 8px 16px; z-index: 200;
}
.skip-link:focus { left: 0; }

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

/* ── Header ── */
.header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(250, 251, 252, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(13, 27, 42, 0.06);
    transition: box-shadow 0.3s;
}
.header.scrolled { box-shadow: 0 1px 0 rgba(13, 27, 42, 0.08); }
.header-inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 72px;
}
.logo {
    display: flex; align-items: center; gap: 10px;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 500; font-size: 1.05rem; color: #0D1B2A;
}
.logo svg { color: #34D399; }
.nav ul { display: flex; align-items: center; gap: 32px; }
.nav a {
    font-size: 0.875rem; font-weight: 400; color: #0D1B2A;
    letter-spacing: 0.01em; position: relative;
    transition: color 0.2s;
}
.nav a::after {
    content: ''; position: absolute; bottom: -4px; left: 0;
    width: 0; height: 1px; background: #34D399;
    transition: width 0.3s;
}
.nav a:hover { color: #0A8759; }
.nav a:hover::after { width: 100%; }

/* Nav toggle */
.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.nav-toggle-line {
    display: block; width: 22px; height: 1.5px;
    background: #0D1B2A; transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
}

/* ── Buttons ── */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 12px 28px; border-radius: 100px;
    font-size: 0.9rem; font-weight: 500;
    transition: background 0.25s, transform 0.2s, box-shadow 0.25s;
    white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
    background: #34D399; color: #0D1B2A;
    box-shadow: 0 2px 12px rgba(52, 211, 153, 0.3);
}
.btn-primary:hover {
    background: #2EC48D;
    box-shadow: 0 4px 20px rgba(52, 211, 153, 0.4);
}
.btn-ghost {
    background: rgba(255,255,255,0.1); color: #FAFBFC;
    border: 1px solid rgba(255,255,255,0.25);
}
.btn-ghost:hover { background: rgba(255,255,255,0.18); }
.btn-sm { padding: 9px 20px; font-size: 0.8rem; }
.btn-full { width: 100%; justify-content: center; }

/* ── Section shared ── */
.section-label {
    display: inline-block;
    font-size: 0.75rem; font-weight: 500; letter-spacing: 0.12em;
    text-transform: uppercase; color: #34D399; margin-bottom: 12px;
}
.section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 500; line-height: 1.2; color: #0D1B2A;
    margin-bottom: 16px;
}
.section-title.center { text-align: center; }
.section-desc {
    font-size: 1.05rem; color: #3A5A7C; max-width: 560px;
}
.section-desc.center { margin: 0 auto 56px; }

/* ── Hero ── */
.hero {
    position: relative; min-height: 100vh; min-height: 100dvh;
    display: flex; align-items: center; overflow: hidden;
}
.hero-bg {
    position: absolute; inset: 0; z-index: 0;
}
.hero-bg img {
    width: 100%; height: 100%; object-fit: cover;
}
.hero-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(13, 27, 42, 0.88) 0%, rgba(13, 27, 42, 0.72) 60%, rgba(13, 27, 42, 0.55) 100%);
}
.hero-content {
    position: relative; z-index: 1;
    max-width: 680px; padding-top: 72px;
}
.hero-tag {
    display: inline-block;
    font-size: 0.75rem; font-weight: 500; letter-spacing: 0.1em;
    text-transform: uppercase; color: #34D399;
    border: 1px solid rgba(52, 211, 153, 0.4); border-radius: 100px;
    padding: 6px 16px; margin-bottom: 28px;
}
.hero-headline {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2.25rem, 5.5vw, 3.75rem);
    font-weight: 600; line-height: 1.08;
    color: #FAFBFC; margin-bottom: 24px;
    letter-spacing: -0.02em;
}
.hero-sub {
    font-size: 1.1rem; line-height: 1.7;
    color: rgba(250, 251, 252, 0.78); margin-bottom: 40px;
    max-width: 520px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }
.hero-meta { display: flex; gap: 32px; flex-wrap: wrap; }
.hero-meta-item {
    display: flex; align-items: center; gap: 8px;
    font-size: 0.85rem; color: rgba(250, 251, 252, 0.6);
}
.hero-meta-item svg { color: #34D399; flex-shrink: 0; }
.hero-scroll {
    position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 6px;
    color: rgba(250, 251, 252, 0.4); font-size: 0.7rem; letter-spacing: 0.15em;
    text-transform: uppercase;
}
.hero-scroll svg { animation: bounce 2s infinite; }
@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(5px); }
}

/* ── Services ── */
.services { padding: 120px 0; }
.services .section-desc { margin-bottom: 56px; }
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1px;
    background: rgba(13, 27, 42, 0.06);
    border: 1px solid rgba(13, 27, 42, 0.06);
    border-radius: 16px;
    overflow: hidden;
}
.service-card {
    background: #FAFBFC; padding: 40px 32px;
    transition: background 0.3s, box-shadow 0.3s;
}
.service-card:hover { background: #F0F7F4; box-shadow: inset 0 0 0 1px rgba(52, 211, 153, 0.2); }
.service-icon {
    width: 48px; height: 48px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 12px; background: rgba(52, 211, 153, 0.1);
    color: #0A8759; margin-bottom: 20px;
}
.service-card h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.15rem; font-weight: 500; color: #0D1B2A;
    margin-bottom: 10px;
}
.service-card p {
    font-size: 0.925rem; color: #3A5A7C; line-height: 1.65;
}

/* ── About ── */
.about { padding: 120px 0; background: #0D1B2A; }
.about-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 80px; align-items: center;
}
.about-image { border-radius: 16px; overflow: hidden; }
.about-image img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 6/7; }
.about-content .section-label { color: #34D399; }
.about-content .section-title { color: #FAFBFC; }
.about-content p {
    font-size: 1rem; color: rgba(250, 251, 252, 0.7);
    margin-bottom: 20px; line-height: 1.75;
}
.about-stats {
    display: flex; gap: 40px; margin-top: 48px;
    padding-top: 40px; border-top: 1px solid rgba(250, 251, 252, 0.08);
}
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem; font-weight: 600; color: #34D399;
}
.stat-label { font-size: 0.85rem; color: rgba(250, 251, 252, 0.5); }

/* ── Why Us ── */
.why-us { padding: 120px 0; }
.why-grid {
    display: grid; grid-template-columns: repeat(2, 1fr);
    gap: 48px;
}
.why-item { position: relative; padding-left: 56px; }
.why-num {
    position: absolute; left: 0; top: 0;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem; font-weight: 600; color: rgba(52, 211, 153, 0.2);
    line-height: 1;
}
.why-item h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.2rem; font-weight: 500; color: #0D1B2A;
    margin-bottom: 8px;
}
.why-item p { font-size: 0.95rem; color: #3A5A7C; line-height: 1.7; }

/* ── Reviews ── */
.reviews { padding: 120px 0; background: #F0F7F4; }
.reviews-grid {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.review-card {
    background: #FAFBFC; border-radius: 16px; padding: 36px 32px;
    border: 1px solid rgba(13, 27, 42, 0.05);
    transition: box-shadow 0.3s, transform 0.3s;
}
.review-card:hover { box-shadow: 0 8px 32px rgba(13, 27, 42, 0.08); transform: translateY(-2px); }
.review-quote { color: rgba(52, 211, 153, 0.35); margin-bottom: 20px; }
.review-card p {
    font-size: 0.975rem; color: #0D1B2A; line-height: 1.7;
    margin-bottom: 24px; font-style: italic;
}
.review-author { display: flex; flex-direction: column; gap: 4px; }
.review-author span:first-child {
    font-size: 0.8rem; font-weight: 500; color: #0D1B2A;
}
.review-tag {
    display: inline-block; font-size: 0.75rem; color: #0A8759;
    background: rgba(52, 211, 153, 0.1); border-radius: 100px;
    padding: 3px 12px; align-self: flex-start;
}

/* ── Contact ── */
.contact { padding: 120px 0; }
.contact-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 80px; align-items: start;
}
.contact-desc { font-size: 1.05rem; color: #3A5A7C; margin-bottom: 40px; max-width: 440px; }
.contact-details { display: flex; flex-direction: column; gap: 32px; margin-bottom: 40px; }
.contact-item { display: flex; gap: 16px; }
.contact-icon {
    flex-shrink: 0; width: 44px; height: 44px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 10px; background: rgba(52, 211, 153, 0.1);
    color: #0A8759;
}
.contact-item strong {
    display: block; font-size: 0.75rem; font-weight: 500;
    letter-spacing: 0.08em; text-transform: uppercase; color: #0D1B2A;
    margin-bottom: 4px;
}
.contact-item span, .contact-item a {
    font-size: 0.95rem; color: #3A5A7C; line-height: 1.6;
}
.contact-item a:hover { color: #0A8759; }

/* Form */
.contact-form-wrap {
    background: #FAFBFC; border: 1px solid rgba(13, 27, 42, 0.06);
    border-radius: 16px; padding: 40px;
}
.contact-form h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.35rem; font-weight: 500; color: #0D1B2A;
    margin-bottom: 6px;
}
.form-hint { font-size: 0.875rem; color: #3A5A7C; margin-bottom: 32px; }
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block; font-size: 0.8rem; font-weight: 500;
    letter-spacing: 0.06em; text-transform: uppercase; color: #0D1B2A;
    margin-bottom: 8px;
}
.form-group input, .form-group select, .form-group textarea {
    width: 100%; padding: 12px 16px;
    border: 1px solid rgba(13, 27, 42, 0.12);
    border-radius: 10px; background: #fff;
    color: #0D1B2A; font-size: 0.95rem;
    transition: border-color 0.2s, box-shadow 0.2s;
    appearance: none;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: #9AB0C4; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none; border-color: #34D399;
    box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.12);
}
.form-group textarea { resize: vertical; min-height: 100px; }
.form-success {
    display: flex; align-items: center; gap: 10px;
    margin-top: 16px; padding: 14px 18px;
    background: rgba(52, 211, 153, 0.08); border-radius: 10px;
    font-size: 0.9rem; color: #0A8759;
}
.form-success svg { flex-shrink: 0; }

/* ── Footer ── */
.footer {
    background: #0D1B2A; padding: 56px 0 32px;
}
.footer-inner {
    display: flex; flex-direction: column; align-items: center;
    gap: 24px; text-align: center;
}
.footer-brand .logo { color: #FAFBFC; margin-bottom: 8px; }
.footer-brand p { font-size: 0.875rem; color: rgba(250, 251, 252, 0.45); }
.footer-links {
    display: flex; gap: 32px; flex-wrap: wrap; justify-content: center;
}
.footer-links a {
    font-size: 0.875rem; color: rgba(250, 251, 252, 0.6);
    transition: color 0.2s;
}
.footer-links a:hover { color: #34D399; }
.footer-copy { font-size: 0.8rem; color: rgba(250, 251, 252, 0.3); }

/* ── Scroll reveal ── */
.reveal {
    opacity: 0; transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── Responsive ── */
@media (max-width: 1024px) {
    .about-grid, .contact-grid { gap: 48px; }
    .reviews-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-toggle { display: flex; }
    .nav {
        position: fixed; top: 72px; left: 0; right: 0;
        background: rgba(250, 251, 252, 0.98);
        backdrop-filter: blur(12px);
        border-bottom: 1px solid rgba(13, 27, 42, 0.06);
        padding: 24px;
        transform: translateY(-110%); opacity: 0;
        transition: transform 0.35s ease, opacity 0.35s ease;
        pointer-events: none;
    }
    .nav.open { transform: translateY(0); opacity: 1; pointer-events: all; }
    .nav ul { flex-direction: column; gap: 20px; align-items: flex-start; }
    .nav a { font-size: 1rem; }
    
    .hero-content { padding-top: 96px; }
    .hero-meta { flex-direction: column; gap: 12px; }
    
    .services-grid { grid-template-columns: 1fr; }
    .about-grid { grid-template-columns: 1fr; }
    .about-image { order: -1; }
    .about-stats { gap: 24px; }
    .why-grid { grid-template-columns: 1fr; gap: 40px; }
    .reviews-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; gap: 48px; }
    .contact-form-wrap { padding: 28px; }
}

@media (max-width: 480px) {
    .container { padding: 0 18px; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; justify-content: center; }
    .about-stats { flex-direction: column; gap: 20px; }
}