/* Global Styles */
* { box-sizing: border-box; margin: 0; padding: 0; font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; }
body { background-color: #f8fafc; color: #1e293b; line-height: 1.6; padding-bottom: 60px; }
a { color: inherit; text-decoration: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Header */
.header { background: #ffffff; box-shadow: 0 2px 10px rgba(0,0,0,0.05); position: sticky; top: 0; z-index: 1000; }
.header-container { display: flex; justify-content: space-between; align-items: center; padding: 15px 20px; }
.logo { font-size: 1.4rem; font-weight: 800; color: #0284c7; letter-spacing: 0.5px; }
.nav { display: flex; gap: 20px; font-weight: 600; font-size: 0.95rem; }
.nav a:hover { color: #0284c7; }
.header-ctas { display: flex; gap: 10px; }

/* Buttons */
.btn { padding: 10px 18px; border-radius: 6px; font-weight: 700; font-size: 0.9rem; cursor: pointer; display: inline-block; text-align: center; border: none; transition: background 0.2s; }
.btn-primary { background: #0284c7; color: #fff; }
.btn-primary:hover { background: #0369a1; }
.btn-phone { background: #0f172a; color: #fff; }
.btn-whatsapp { background: #25d366; color: #fff; }

/* Hero Section */
.hero { background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%); color: #fff; padding: 80px 0; text-align: center; }
.hero h1 { font-size: 2.5rem; margin-bottom: 20px; color: #f8fafc; }
.hero p { font-size: 1.15rem; max-width: 800px; margin: 0 auto 30px; color: #94a3b8; }
.hero-ctas { display: flex; justify-content: center; gap: 15px; flex-wrap: wrap; margin-bottom: 30px; }
.trust-points { display: flex; justify-content: center; gap: 25px; flex-wrap: wrap; margin-top: 40px; }
.trust-item { background: rgba(255,255,255,0.08); padding: 12px 20px; border-radius: 30px; font-size: 0.9rem; border: 1px solid rgba(255,255,255,0.1); }

/* Section Layouts */
.section { padding: 60px 0; }
.section-title { font-size: 2rem; text-align: center; margin-bottom: 40px; color: #0f172a; }

/* Grid Cards */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 25px; }
.card { background: #fff; border: 1px solid #e2e8f0; border-radius: 8px; padding: 25px; box-shadow: 0 4px 6px rgba(0,0,0,0.02); transition: transform 0.2s; }
.card:hover { transform: translateY(-4px); }
.card h3 { font-size: 1.25rem; margin-bottom: 12px; color: #0284c7; }
.card p { color: #64748b; font-size: 0.95rem; margin-bottom: 15px; }

/* Quote Form */
.form-section { background: #ffffff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 35px; max-width: 600px; margin: 0 auto; box-shadow: 0 10px 25px rgba(0,0,0,0.05); }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; margin-bottom: 6px; font-weight: 600; color: #334155; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 12px; border: 1px solid #cbd5e1; border-radius: 6px; font-size: 1rem; }
.form-group textarea { resize: vertical; height: 100px; }

/* Projects Placeholder */
.project-img { width: 100%; height: 200px; background: #cbd5e1; border-radius: 6px; display: flex; align-items: center; justify-content: center; color: #475569; font-weight: 600; margin-bottom: 15px; }

/* Content / Detail Pages */
.landing-content { background: #fff; padding: 40px; border-radius: 8px; border: 1px solid #e2e8f0; margin-top: 30px; }
.landing-content h2 { margin: 25px 0 12px; color: #0f172a; }
.landing-content ul { margin-left: 20px; margin-bottom: 20px; }
.landing-content li { margin-bottom: 8px; }

/* FAQ */
.faq-item { margin-bottom: 20px; padding-bottom: 15px; border-bottom: 1px solid #e2e8f0; }
.faq-item h4 { font-size: 1.1rem; color: #0f172a; margin-bottom: 5px; }

/* Footer */
.footer { background: #0f172a; color: #94a3b8; padding: 50px 0 20px; margin-top: 60px; font-size: 0.9rem; }
.footer-content { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 30px; margin-bottom: 30px; }
.footer-col h3, .footer-col h4 { color: #f8fafc; margin-bottom: 15px; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 8px; }
.footer-bottom { text-align: center; border-top: 1px solid #334155; padding-top: 20px; }

/* Mobile Sticky Bar */
.mobile-sticky-bar { display: none; position: fixed; bottom: 0; left: 0; right: 0; background: #0f172a; z-index: 2000; padding: 8px 10px; grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
.sticky-btn { padding: 10px 0; text-align: center; border-radius: 4px; font-size: 0.8rem; font-weight: 700; color: #fff; }
.sticky-call { background: #0284c7; }
.sticky-wa { background: #25d366; }
.sticky-quote { background: #0f172a; border: 1px solid #38bdf8; }

/* Responsive */
@media (max-width: 768px) {
    .nav { display: none; }
    .header-ctas { display: none; }
    .hero h1 { font-size: 1.8rem; }
    .mobile-sticky-bar { display: grid; }
}