:root {
    --primary: #0f4c81;       /* Strong professional blue */
    --primary-hover: #0a3561;
    --primary-light: #dbeafe;
    --accent: #f59e0b;        /* Warm amber */
    --dark: #0d1b2a;
    --dark-2: #1a2d42;
    --mid: #4a6080;
    --text-body: #5a6e82;
    --bg-light: #f8fafc;
    --bg-warm: #f5f7f9;
    --border: #dde3ea;

    --font: 'Plus Jakarta Sans', sans-serif;
    --radius: 10px;
    --radius-sm: 6px;
    --shadow-sm: 0 2px 6px rgba(0,0,0,0.06);
    --shadow-md: 0 8px 20px rgba(0,0,0,0.09);
    --shadow-lg: 0 20px 48px rgba(0,0,0,0.12);
    --transition: all 0.3s ease;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--text-body); background: #fff; line-height: 1.7; }
h1,h2,h3,h4 { color: var(--dark); line-height: 1.2; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
img { display: block; width: 100%; }
.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.text-center { text-align: center; }

/* Buttons */
.btn {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 13px 28px; border-radius: 50px;
    font-family: var(--font); font-weight: 700;
    font-size: 1rem; border: 2px solid transparent;
    cursor: pointer; transition: var(--transition);
}
.btn-xl { padding: 17px 38px; font-size: 1.15rem; }
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-hover); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(15,76,129,0.35); }
.btn-outline { background: transparent; border-color: white; color: white; backdrop-filter: blur(4px); }
.btn-outline:hover { background: white; color: var(--dark); }
.btn-ghost { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.5); color: white; backdrop-filter: blur(4px); }
.btn-ghost:hover { background: white; color: var(--dark); border-color: white; }
@keyframes pulse { 0%{box-shadow:0 0 0 0 rgba(15,76,129,0.6);} 70%{box-shadow:0 0 0 16px rgba(15,76,129,0);} 100%{box-shadow:0 0 0 0 rgba(15,76,129,0);} }
.btn-pulse { animation: pulse 2.2s infinite; }

/* Top Bar */
.top-bar { background: var(--dark); color: #7a9ab8; padding: 8px 0; font-size: 0.84rem; font-weight: 500; }
.top-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }
.top-left { display: flex; gap: 24px; flex-wrap: wrap; }
.top-left i { color: var(--accent); margin-right: 5px; }
.top-phone { color: var(--accent); font-weight: 700; font-size: 0.95rem; }
.top-phone:hover { color: white; }

/* Header */
header { background: white; padding: 18px 0; box-shadow: var(--shadow-sm); position: sticky; top: 0; z-index: 100; border-bottom: 1px solid var(--border); }
.header-row { display: flex; justify-content: space-between; align-items: center; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-icon { width: 44px; height: 44px; background: var(--primary); color: white; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 1.3rem; }
.brand-text { display: flex; flex-direction: column; }
.brand-name { font-size: 1.25rem; font-weight: 800; color: var(--dark); line-height: 1; }
.brand-sub { font-size: 0.72rem; font-weight: 600; color: var(--mid); text-transform: uppercase; letter-spacing: 1px; margin-top: 2px; }
.main-nav { display: flex; gap: 32px; }
.main-nav a { font-weight: 600; color: var(--mid); font-size: 0.9rem; }
.main-nav a:hover { color: var(--primary); }
.mobile-btn { display: none; background: none; border: none; font-size: 1.8rem; color: var(--dark); cursor: pointer; }

/* Hero */
.hero { position: relative; min-height: 90vh; display: flex; align-items: center; padding: 120px 0; }
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg img { height: 100%; object-fit: cover; object-position: center; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(105deg, rgba(13,27,42,0.96) 0%, rgba(13,27,42,0.78) 50%, rgba(13,27,42,0.25) 100%); }
.hero-content { position: relative; z-index: 1; }
.hero-box { max-width: 700px; color: white; }
.hero-eyebrow { font-size: 0.8rem; font-weight: 700; letter-spacing: 2.5px; text-transform: uppercase; color: var(--accent); margin-bottom: 20px; }
.hero h1 { color: white; font-size: 4rem; font-weight: 800; margin-bottom: 24px; line-height: 1.1; }
.hero h1 span { color: #93c5fd; }
.hero p { font-size: 1.15rem; color: #a0b8cc; margin-bottom: 36px; font-weight: 400; max-width: 540px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 32px; }
.hero-chips { display: flex; gap: 10px; flex-wrap: wrap; }
.hero-chips span { background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2); color: white; padding: 5px 14px; border-radius: 50px; font-size: 0.82rem; font-weight: 600; backdrop-filter: blur(4px); }

/* Who We Serve */
.serve-section { padding: 100px 0; background: var(--bg-light); }
.section-eyebrow { font-size: 0.75rem; font-weight: 700; letter-spacing: 3px; text-transform: uppercase; color: var(--primary); margin-bottom: 12px; }
.section-title { font-size: 2.6rem; font-weight: 800; margin-bottom: 16px; }
.section-sub { font-size: 1.05rem; margin-bottom: 60px; max-width: 560px; margin-left: auto; margin-right: auto; }
.serve-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }
.serve-card { background: white; border: 1px solid var(--border); border-radius: var(--radius); padding: 40px 28px; text-align: center; transition: var(--transition); }
.serve-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--primary); }
.serve-featured { background: var(--primary); border-color: var(--primary); }
.serve-featured h3, .serve-featured p { color: white; }
.serve-featured .serve-icon { background: rgba(255,255,255,0.15); color: white; }
.serve-icon { width: 64px; height: 64px; background: var(--primary-light); color: var(--primary); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.6rem; margin: 0 auto 20px; }
.serve-card h3 { font-size: 1.4rem; font-weight: 700; margin-bottom: 12px; }

/* Services */
.services { padding: 100px 0; background: white; }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.svc-item { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); transition: var(--transition); }
.svc-item:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.svc-item img { height: 220px; object-fit: cover; transition: transform 0.5s ease; }
.svc-item:hover img { transform: scale(1.05); }
.svc-body { padding: 24px; }
.svc-body h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 10px; }
.svc-body p { font-size: 0.92rem; line-height: 1.7; }

/* Gallery */
.gallery-section { padding: 100px 0; background: var(--bg-warm); }
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); grid-template-rows: 280px 280px; gap: 14px; margin-top: 48px; }
.gal-item { border-radius: var(--radius); overflow: hidden; position: relative; }
.gal-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.gal-item:hover img { transform: scale(1.06); }
.gal-item span { position: absolute; bottom: 0; left: 0; right: 0; background: linear-gradient(0deg, rgba(13,27,42,0.85) 0%, transparent 100%); color: white; padding: 20px 14px 12px; font-size: 0.85rem; font-weight: 700; letter-spacing: 0.5px; }
.gal-tall { grid-row: span 2; }
.gal-wide { grid-column: span 2; }

/* Why Section */
.why-section { padding: 100px 0; background: white; }
.split-layout { display: flex; align-items: center; gap: 70px; }
.split-text { flex: 1; }
.split-text h2 { font-size: 2.8rem; font-weight: 800; margin-bottom: 20px; line-height: 1.15; }
.split-text > p { font-size: 1.05rem; margin-bottom: 36px; }
.split-img { flex: 1; border-radius: var(--radius); overflow: hidden; height: 500px; box-shadow: var(--shadow-lg); }
.split-img img { height: 100%; object-fit: cover; }
.why-list { display: flex; flex-direction: column; gap: 24px; }
.why-item { display: flex; gap: 16px; align-items: flex-start; }
.why-item > i { font-size: 1.4rem; color: var(--primary); margin-top: 2px; flex-shrink: 0; }
.why-item h4 { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.why-item p { font-size: 0.92rem; }

/* Final CTA */
.final-cta { padding: 100px 0; background: var(--primary); color: white; }
.final-cta h2 { color: white; font-size: 3rem; font-weight: 800; margin-bottom: 16px; }
.final-cta > .container > p { color: #a0c0e0; font-size: 1.1rem; margin-bottom: 40px; }
.cta-group { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.section-eyebrow.light { color: #93c5fd; }

/* Footer */
footer { background: var(--dark); color: #5a7a94; padding: 60px 0 0; }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 40px; padding-bottom: 40px; }
.f-logo { font-size: 1.3rem; font-weight: 800; color: white; margin-bottom: 16px; }
.f-logo i { color: var(--accent); margin-right: 8px; }
.footer-brand p { max-width: 340px; font-size: 0.9rem; }
.footer-contact h4 { color: white; font-size: 1.1rem; font-weight: 700; margin-bottom: 20px; }
.footer-contact ul { list-style: none; }
.footer-contact li { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; font-size: 0.9rem; }
.footer-contact i { color: var(--accent); width: 18px; flex-shrink: 0; }
.footer-contact a:hover { color: white; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.07); padding: 20px 0; font-size: 0.82rem; }

/* Responsive */
@media (max-width: 1024px) {
    .services-grid { grid-template-columns: 1fr 1fr; }
    .serve-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .top-left { gap: 12px; }
    .main-nav, .nav-btn { display: none; }
    .mobile-btn { display: block; }
    .hero { padding: 80px 0; }
    .hero h1 { font-size: 2.8rem; }
    .hero-box { text-align: center; margin: 0 auto; }
    .hero-overlay { background: rgba(13,27,42,0.9); }
    .hero-actions, .hero-chips { justify-content: center; }
    .split-layout { flex-direction: column; }
    .split-img { width: 100%; height: 360px; }
    .services-grid { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: 1fr 1fr; grid-template-rows: auto; }
    .gal-tall { grid-row: span 1; }
    .gal-wide { grid-column: span 2; }
    .gal-item { height: 240px; }
    .section-title { font-size: 2rem; }
    .final-cta h2 { font-size: 2.5rem; }
}