/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Inter', sans-serif; color: #1a1a2e; background: #fff; line-height: 1.6; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ── Typography ── */
h1, h2, h3 { font-family: 'Barlow Condensed', sans-serif; line-height: 1.15; }
h1 { font-size: clamp(48px, 7vw, 80px); font-weight: 800; text-transform: uppercase; letter-spacing: -1px; }
h2 { font-size: clamp(32px, 5vw, 48px); font-weight: 700; }
h3 { font-size: 22px; font-weight: 600; }

/* ── Buttons ── */
.btn { display: inline-block; padding: 14px 28px; border-radius: 4px; font-weight: 600; font-size: 15px; cursor: pointer; transition: all 0.2s; border: 2px solid transparent; }
.btn-primary { background: #e63946; color: white; border-color: #e63946; }
.btn-primary:hover { background: #c1121f; border-color: #c1121f; }
.btn-outline { background: transparent; color: white; border-color: white; }
.btn-outline:hover { background: white; color: #1a1a2e; }
.btn-full { width: 100%; text-align: center; }
.btn-nav { background: #e63946; color: white; padding: 10px 22px; border-radius: 4px; font-size: 14px; font-weight: 600; }
.btn-nav:hover { background: #c1121f; }

/* ── Section Shared ── */
section { padding: 96px 0; }
.section-header { text-align: center; margin-bottom: 56px; }
.section-header.light { color: white; }
.section-header p { font-size: 18px; color: #555; max-width: 600px; margin: 12px auto 0; }
.section-header.light p { color: rgba(255,255,255,0.8); }
.section-tag { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: #e63946; margin-bottom: 12px; }
.section-header.light .section-tag { color: #ffa0a8; }

/* ── Navbar ── */
.navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 100; padding: 16px 0; transition: all 0.3s; }
.navbar.scrolled { background: #1a1a2e; box-shadow: 0 2px 20px rgba(0,0,0,0.3); padding: 12px 0; }
.navbar .container { display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: center; gap: 10px; color: white; font-family: 'Barlow Condensed', sans-serif; font-size: 22px; font-weight: 700; letter-spacing: 0.04em; }
.nav-logo img { height: 72px; width: auto; }
.nav-links { display: flex; list-style: none; gap: 32px; align-items: center; }
.nav-links a { color: rgba(255,255,255,0.9); font-size: 14px; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: white; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: white; border-radius: 2px; transition: all 0.3s; }

/* ── Hero ── */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; }
.hero-img { width: 100%; height: 100%; object-fit: cover; }
.hero-no-img { background: linear-gradient(135deg, #1a1a2e 0%, #2d3561 50%, #1a237e 100%); }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(to right, rgba(10,10,30,0.85) 40%, rgba(10,10,30,0.4) 100%); }
.hero-content { position: relative; z-index: 1; color: white; padding: 120px 24px 80px; max-width: 720px; }
.hero-badge { display: inline-block; background: #e63946; color: white; font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; padding: 6px 14px; border-radius: 2px; margin-bottom: 20px; }
.hero-content h1 { color: white; margin-bottom: 20px; }
.hero-content p { font-size: 18px; color: rgba(255,255,255,0.85); margin-bottom: 32px; max-width: 520px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }
.hero-stats { display: flex; gap: 40px; flex-wrap: wrap; padding-top: 32px; border-top: 1px solid rgba(255,255,255,0.2); }
.stat-num { display: block; font-family: 'Barlow Condensed', sans-serif; font-size: 40px; font-weight: 800; color: #e63946; line-height: 1; }
.stat-label { font-size: 12px; color: rgba(255,255,255,0.7); font-weight: 500; letter-spacing: 0.05em; margin-top: 4px; display: block; }

/* ── Services ── */
.services { background: #f8f9fa; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; }
.service-card { background: white; padding: 32px; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.06); transition: transform 0.2s, box-shadow 0.2s; border-top: 3px solid transparent; }
.service-card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,0.1); border-top-color: #e63946; }
.service-icon { font-size: 36px; margin-bottom: 16px; }
.service-card h3 { margin-bottom: 10px; color: #1a1a2e; }
.service-card p { color: #555; font-size: 15px; }

/* ── Why Us ── */
.why-us { background: white; }
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.why-text .section-tag { display: block; }
.why-text h2 { margin-bottom: 28px; }
.why-list { list-style: none; display: flex; flex-direction: column; gap: 20px; margin-bottom: 32px; }
.why-list li { display: flex; gap: 16px; align-items: flex-start; }
.why-icon { flex-shrink: 0; width: 28px; height: 28px; background: #e63946; color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 14px; margin-top: 2px; }
.why-list strong { display: block; font-size: 16px; margin-bottom: 4px; }
.why-list p { color: #555; font-size: 14px; margin: 0; }
.why-image img { width: 100%; height: 520px; object-fit: cover; border-radius: 8px; box-shadow: 0 16px 48px rgba(0,0,0,0.15); }

/* ── Projects ── */
.projects { background: #f8f9fa; }
.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.project-card { border-radius: 8px; overflow: hidden; background: white; box-shadow: 0 2px 8px rgba(0,0,0,0.08); transition: transform 0.2s, box-shadow 0.2s; }
.project-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.12); }
.project-card img { width: 100%; height: 240px; object-fit: cover; }
.project-info { padding: 16px 20px; }
.project-info h3 { font-size: 18px; margin-bottom: 4px; }
.project-info p { font-size: 13px; color: #666; margin-bottom: 8px; }
.project-year { display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: 0.08em; color: #e63946; text-transform: uppercase; }

/* ── About ── */
.about { background: white; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.about-image img { width: 100%; height: 540px; object-fit: cover; border-radius: 8px; box-shadow: 0 16px 48px rgba(0,0,0,0.12); }
.about-text .section-tag { display: block; }
.about-text h2 { margin-bottom: 20px; }
.about-text p { color: #555; margin-bottom: 16px; font-size: 16px; }
.about-credentials { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.credential { background: #f0f2f5; color: #1a1a2e; padding: 6px 16px; border-radius: 20px; font-size: 13px; font-weight: 600; }

/* ── Contact ── */
.contact { background: #1a1a2e; color: white; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 64px; }
.contact-info { display: flex; flex-direction: column; gap: 28px; padding-top: 8px; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-icon { font-size: 24px; flex-shrink: 0; margin-top: 2px; }
.contact-item strong { display: block; font-size: 13px; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 4px; }
.contact-item a, .contact-item span { font-size: 16px; color: white; }
.contact-item a:hover { color: #e63946; }
.contact-form { background: white; padding: 36px; border-radius: 8px; color: #1a1a2e; }
.contact-form .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form .form-group { margin-bottom: 16px; }
.contact-form label { display: block; font-size: 13px; font-weight: 600; color: #555; margin-bottom: 6px; }
.contact-form input, .contact-form select, .contact-form textarea { width: 100%; padding: 11px 14px; border: 1px solid #ddd; border-radius: 4px; font-size: 14px; font-family: 'Inter', sans-serif; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { outline: none; border-color: #1a237e; box-shadow: 0 0 0 3px rgba(26,35,126,0.08); }
.contact-form textarea { resize: vertical; }
.form-note { text-align: center; font-size: 12px; color: #888; margin-top: 12px; }

/* ── Footer ── */
.footer { background: #0d0d1a; color: rgba(255,255,255,0.7); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; padding-bottom: 48px; }
.footer-brand img { height: 40px; width: auto; margin-bottom: 12px; }
.footer-brand p { font-size: 14px; line-height: 1.6; }
.footer-links h4, .footer-contact h4 { color: white; font-size: 14px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 16px; }
.footer-links ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 14px; transition: color 0.2s; }
.footer-links a:hover { color: white; }
.footer-contact p { font-size: 14px; margin-bottom: 8px; }
.footer-contact a:hover { color: #e63946; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 20px 0; display: flex; justify-content: space-between; font-size: 12px; color: rgba(255,255,255,0.4); flex-wrap: wrap; gap: 8px; }

/* ── Mobile ── */
@media (max-width: 900px) {
    .projects-grid { grid-template-columns: 1fr 1fr; }
    .why-grid, .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .why-image, .about-image { order: -1; }
    .why-image img, .about-image img { height: 320px; }
    .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
    section { padding: 64px 0; }
    .projects-grid { grid-template-columns: 1fr; }
    .hero-stats { gap: 24px; }
    .nav-links { display: none; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: #1a1a2e; padding: 16px 24px; gap: 4px; }
    .nav-links.open { display: flex; }
    .nav-toggle { display: flex; }
    .footer-grid { grid-template-columns: 1fr; }
    .contact-form { padding: 24px; }
    .contact-form .form-row { grid-template-columns: 1fr; }
}