*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --navy: #0a0f1e;
  --navy2: #0d1528;
  --blue: #2563eb;
  --blue-light: #3b82f6;
  --white: #ffffff;
  --gray: #94a3b8;
  --card-bg: rgba(255,255,255,0.04);
  --border: rgba(255,255,255,0.08);
}
html { scroll-behavior: smooth; }
body { background: var(--navy); color: var(--white); font-family: 'Segoe UI', system-ui, sans-serif; line-height: 1.6; overflow-x: hidden; }

/* NAV */
.navbar { position: fixed; top: 0; width: 100%; z-index: 100; padding: 1rem 0; transition: background .3s; }
.navbar.scrolled { background: rgba(10,15,30,0.95); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.nav-container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; display: flex; align-items: center; justify-content: space-between; }
.logo { font-size: 1.5rem; font-weight: 800; color: var(--white); text-decoration: none; }
.logo span { color: var(--blue-light); }
.nav-links { display: flex; list-style: none; gap: 2rem; align-items: center; }
.nav-links a { color: var(--gray); text-decoration: none; font-size: .95rem; transition: color .2s; }
.nav-links a:hover { color: var(--white); }
.btn-nav { background: var(--blue); color: var(--white) !important; padding: .5rem 1.2rem; border-radius: 6px; font-weight: 600; }
.btn-nav:hover { background: var(--blue-light); }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--white); border-radius: 2px; transition: .3s; }

/* HERO */
.hero { min-height: 100vh; display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; text-align: center; padding: 6rem 2rem 4rem; }
.hero-bg { position: absolute; inset: 0; background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(37,99,235,0.18) 0%, transparent 70%), radial-gradient(ellipse 50% 40% at 80% 80%, rgba(37,99,235,0.1) 0%, transparent 60%); }
.particles { position: absolute; inset: 0; pointer-events: none; }
.particle { position: absolute; width: 2px; height: 2px; background: rgba(59,130,246,0.6); border-radius: 50%; animation: float linear infinite; }
@keyframes float { 0% { transform: translateY(100vh) scale(0); opacity: 0; } 10% { opacity: 1; } 90% { opacity: 1; } 100% { transform: translateY(-10vh) scale(1); opacity: 0; } }
.hero-content { position: relative; z-index: 1; max-width: 860px; }
.hero-badge { display: inline-block; background: rgba(37,99,235,0.15); border: 1px solid rgba(37,99,235,0.3); color: var(--blue-light); padding: .4rem 1rem; border-radius: 50px; font-size: .85rem; font-weight: 600; margin-bottom: 1.5rem; }
.hero-title { font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 900; line-height: 1.1; margin-bottom: 1.5rem; }
.gradient-text { background: linear-gradient(135deg, #2563eb, #60a5fa, #a78bfa); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-subtitle { font-size: 1.15rem; color: var(--gray); max-width: 600px; margin: 0 auto 2.5rem; }
.hero-cta { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-bottom: 4rem; }
.btn-primary { background: var(--blue); color: var(--white); padding: .85rem 2rem; border-radius: 8px; font-weight: 700; text-decoration: none; font-size: 1rem; border: none; cursor: pointer; transition: transform .2s, box-shadow .2s; display: inline-block; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(37,99,235,0.4); }
.btn-secondary { background: transparent; color: var(--white); padding: .85rem 2rem; border-radius: 8px; font-weight: 600; text-decoration: none; font-size: 1rem; border: 1px solid var(--border); transition: border-color .2s, background .2s; }
.btn-secondary:hover { border-color: var(--blue); background: rgba(37,99,235,0.1); }
.hero-stats { display: flex; gap: 3rem; justify-content: center; flex-wrap: wrap; }
.stat { text-align: center; }
.stat span { font-size: 2.5rem; font-weight: 800; color: var(--blue-light); }
.stat p { color: var(--gray); font-size: .85rem; margin-top: .2rem; }

/* SECTIONS */
.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.section-label { color: var(--blue-light); font-size: .8rem; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; margin-bottom: 1rem; }
.section-title { font-size: clamp(1.8rem, 3.5vw, 2.8rem); font-weight: 800; line-height: 1.2; margin-bottom: 1rem; }
.section-sub { color: var(--gray); max-width: 580px; font-size: 1.05rem; margin-bottom: 3.5rem; }

/* SERVICES */
.services { padding: 7rem 0; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }
.service-card { background: var(--card-bg); border: 1px solid var(--border); border-radius: 16px; padding: 2rem; transition: transform .3s, border-color .3s, box-shadow .3s; }
.service-card:hover { transform: translateY(-6px); border-color: rgba(37,99,235,0.4); box-shadow: 0 12px 40px rgba(37,99,235,0.12); }
.service-icon { font-size: 2.2rem; margin-bottom: 1rem; }
.service-card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: .6rem; }
.service-card p { color: var(--gray); font-size: .95rem; }

/* WORK */
.work { padding: 7rem 0; background: var(--navy2); }
.work-grid { display: grid; grid-template-columns: repeat(3, 1fr); grid-template-rows: auto auto; gap: 1.5rem; margin-bottom: 2rem; }
.work-card { border-radius: 16px; overflow: hidden; border: 1px solid var(--border); background: var(--card-bg); transition: transform .3s; }
.work-card:hover { transform: translateY(-4px); }
.work-card--large { grid-column: span 2; }
.work-card--wide { grid-column: span 2; }
.work-img { height: 180px; background: linear-gradient(135deg, rgba(37,99,235,0.3), rgba(167,139,250,0.2)); }
.wi1 { background: linear-gradient(135deg, #1e3a5f, #2563eb44); }
.wi2 { background: linear-gradient(135deg, #1a2f1a, #22c55e44); }
.wi3 { background: linear-gradient(135deg, #2d1b4e, #a78bfa44); }
.wi4 { background: linear-gradient(135deg, #3b1f1f, #f9731644); }
.wi5 { background: linear-gradient(135deg, #1a2535, #38bdf844); }
.work-info { padding: 1.2rem; }
.work-tag { background: rgba(37,99,235,0.15); color: var(--blue-light); font-size: .75rem; font-weight: 700; padding: .25rem .7rem; border-radius: 50px; letter-spacing: .05em; }
.work-info h4 { font-size: 1.1rem; font-weight: 700; margin: .6rem 0 .3rem; }
.work-info p { color: var(--gray); font-size: .9rem; }
.work-cta { text-align: center; color: var(--gray); }
.work-cta a { color: var(--blue-light); text-decoration: none; font-weight: 600; }

/* PROCESS */
.process { padding: 7rem 0; }
.process-steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; }
.process-step { display: flex; gap: 1.2rem; align-items: flex-start; }
.step-num { font-size: 2.5rem; font-weight: 900; color: rgba(37,99,235,0.25); line-height: 1; flex-shrink: 0; width: 60px; }
.step-content h3 { font-size: 1.1rem; font-weight: 700; color: var(--blue-light); }
.step-content h4 { font-size: .95rem; font-weight: 600; margin: .2rem 0 .5rem; }
.step-content p { color: var(--gray); font-size: .9rem; }

/* CTA BANNER */
.cta-banner { padding: 6rem 2rem; text-align: center; background: radial-gradient(ellipse 80% 100% at 50% 50%, rgba(37,99,235,0.15) 0%, transparent 70%); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.cta-banner h2 { font-size: clamp(1.8rem, 3vw, 2.8rem); font-weight: 800; margin-bottom: 1rem; }
.cta-banner p { color: var(--gray); max-width: 520px; margin: 0 auto 2rem; font-size: 1.05rem; }

/* FAQ */
.faq { padding: 7rem 0; background: var(--navy2); }
.faq-list { max-width: 760px; display: flex; flex-direction: column; gap: .75rem; }
.faq-item { border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
.faq-q { width: 100%; background: var(--card-bg); border: none; color: var(--white); padding: 1.2rem 1.5rem; text-align: left; font-size: 1rem; font-weight: 600; cursor: pointer; display: flex; justify-content: space-between; align-items: center; transition: background .2s; }
.faq-q:hover { background: rgba(255,255,255,0.06); }
.faq-q span { font-size: 1.4rem; color: var(--blue-light); transition: transform .3s; }
.faq-q.open span { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.faq-a.open { max-height: 200px; }
.faq-a p { padding: 1rem 1.5rem 1.2rem; color: var(--gray); font-size: .95rem; }

/* CONTACT */
.contact { padding: 7rem 0; }
.contact-layout { display: grid; grid-template-columns: 1fr 1.4fr; gap: 4rem; align-items: start; }
.contact-person { display: flex; align-items: center; gap: 1rem; margin-bottom: 2rem; }
.avatar { width: 52px; height: 52px; border-radius: 50%; background: linear-gradient(135deg, var(--blue), #7c3aed); display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: .95rem; flex-shrink: 0; }
.contact-person strong { display: block; font-weight: 700; }
.contact-person span { color: var(--gray); font-size: .9rem; }
.contact-steps { display: flex; flex-direction: column; gap: .8rem; margin-bottom: 2rem; }
.contact-step { color: var(--gray); font-size: .95rem; }
.contact-direct a { color: var(--blue-light); text-decoration: none; font-weight: 600; }
.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.form-group input, .form-group select, .form-group textarea { width: 100%; background: var(--card-bg); border: 1px solid var(--border); color: var(--white); padding: .85rem 1rem; border-radius: 8px; font-size: .95rem; font-family: inherit; outline: none; transition: border-color .2s; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--blue); }
.form-group select option { background: var(--navy2); }
.form-group textarea { resize: vertical; }

/* FOOTER */
.footer { padding: 4rem 0 2rem; background: #060a14; border-top: 1px solid var(--border); }
.footer-top { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }
.footer-brand p { color: var(--gray); font-size: .9rem; margin-top: .8rem; max-width: 280px; }
.footer-links { display: flex; gap: 3rem; }
.footer-col h5 { font-weight: 700; margin-bottom: 1rem; font-size: .9rem; text-transform: uppercase; letter-spacing: .08em; color: var(--gray); }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: .6rem; }
.footer-col a { color: var(--gray); text-decoration: none; font-size: .9rem; transition: color .2s; }
.footer-col a:hover { color: var(--white); }
.footer-bottom { display: flex; justify-content: space-between; padding-top: 2rem; border-top: 1px solid var(--border); color: var(--gray); font-size: .85rem; flex-wrap: wrap; gap: .5rem; }

/* RESPONSIVE */
@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-links { display: none; position: fixed; top: 70px; left: 0; right: 0; background: rgba(10,15,30,0.98); flex-direction: column; padding: 2rem; gap: 1.5rem; border-bottom: 1px solid var(--border); }
  .nav-links.open { display: flex; }
  .work-grid { grid-template-columns: 1fr; }
  .work-card--large, .work-card--wide { grid-column: span 1; }
  .contact-layout { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .hero-stats { gap: 1.5rem; }
  .stat span { font-size: 2rem; }
}