* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #0a0e17;
  --bg-secondary: #0f1420;
  --surface: #131a2a;
  --surface-hover: #1a2338;
  --border: rgba(255,255,255,0.08);
  --text: #eef1f8;
  --text-muted: #8b93a7;
  --primary: #6366f1;
  --primary-light: #818cf8;
  --accent: #22d3ee;
  --gradient: linear-gradient(135deg, #6366f1 0%, #22d3ee 100%);
  --radius: 16px;
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

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

h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 600; line-height: 1.2; }

a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.accent { color: var(--accent); }

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 28px; border-radius: 100px; font-weight: 600; font-size: 0.95rem;
  border: none; cursor: pointer; transition: all 0.25s ease;
}
.btn-primary { background: var(--gradient); color: #fff; box-shadow: 0 8px 24px rgba(99,102,241,0.35); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 32px rgba(99,102,241,0.5); }
.btn-outline { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-outline:hover { background: var(--surface-hover); border-color: var(--primary-light); }
.btn-small { padding: 10px 20px; font-size: 0.85rem; }
.btn-full { width: 100%; }

/* NAVBAR */
.navbar {
  position: fixed; top: 0; width: 100%; z-index: 1000;
  padding: 18px 0; transition: all 0.3s ease;
  background: transparent;
}
.navbar.scrolled { background: rgba(10,14,23,0.85); backdrop-filter: blur(16px); border-bottom: 1px solid var(--border); padding: 12px 0; }
.nav-content { display: flex; align-items: center; justify-content: space-between; }
.logo { font-family: var(--font-heading); font-size: 1.3rem; font-weight: 700; display: flex; align-items: center; gap: 6px; }
.logo-icon { color: var(--primary-light); }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a:not(.btn) { font-size: 0.92rem; color: var(--text-muted); transition: color 0.2s; }
.nav-links a:not(.btn):hover { color: var(--text); }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; }
.hamburger span { width: 24px; height: 2px; background: var(--text); }

/* HERO */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; padding-top: 100px; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.grid-overlay {
  position: absolute; inset: 0;
  background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}
.glow { position: absolute; border-radius: 50%; filter: blur(120px); opacity: 0.35; }
.glow-1 { width: 500px; height: 500px; background: var(--primary); top: -100px; left: -100px; }
.glow-2 { width: 500px; height: 500px; background: var(--accent); bottom: -150px; right: -100px; }
.hero-content { position: relative; z-index: 1; text-align: center; max-width: 850px; margin: 0 auto; }
.badge {
  display: inline-block; padding: 8px 18px; border-radius: 100px;
  background: var(--surface); border: 1px solid var(--border); font-size: 0.85rem;
  margin-bottom: 24px; color: var(--text-muted);
}
.hero h1 { font-size: clamp(2.4rem, 6vw, 4rem); margin-bottom: 20px; }
.hero-subtitle { font-size: 1.15rem; color: var(--text-muted); max-width: 600px; margin: 0 auto 36px; }
.hero-actions { display: flex; gap: 16px; justify-content: center; margin-bottom: 64px; }
.hero-stats { display: flex; justify-content: center; gap: 56px; }
.stat { text-align: center; }
.stat-number, .stat span:not(.stat-number) { font-family: var(--font-heading); font-size: 2rem; font-weight: 700; color: var(--text); }
.stat p { font-size: 0.85rem; color: var(--text-muted); margin-top: 4px; }

/* TRUST BAR */
.trust-bar { padding: 40px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.trust-label { text-align: center; color: var(--text-muted); font-size: 0.85rem; margin-bottom: 20px; text-transform: uppercase; letter-spacing: 1px; }
.trust-logos { display: flex; flex-wrap: wrap; justify-content: center; gap: 40px; font-family: var(--font-heading); font-weight: 600; color: var(--text-muted); font-size: 1.1rem; }

/* SECTIONS GENERAL */
section { padding: 120px 0; }
.section-head { text-align: center; max-width: 620px; margin: 0 auto 64px; }
.eyebrow {
  display: inline-block; color: var(--accent); font-weight: 600; font-size: 0.85rem;
  text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 12px;
}
.section-head h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin-bottom: 16px; }
.section-head p { color: var(--text-muted); font-size: 1.05rem; }

/* SERVICES */
.services-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.service-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 32px 26px; transition: all 0.3s ease; position: relative;
}
.service-card:hover { transform: translateY(-8px); border-color: var(--primary-light); background: var(--surface-hover); }
.service-card.featured { border-color: var(--primary); background: linear-gradient(160deg, rgba(99,102,241,0.12), var(--surface)); }
.service-tag {
  position: absolute; top: -12px; right: 20px; background: var(--gradient); color: #fff;
  font-size: 0.7rem; font-weight: 700; padding: 5px 12px; border-radius: 100px;
}
.service-icon {
  width: 52px; height: 52px; border-radius: 12px; background: var(--gradient);
  display: flex; align-items: center; justify-content: center; margin-bottom: 20px;
}
.service-icon svg { width: 26px; height: 26px; color: #fff; }
.service-card h3 { font-size: 1.2rem; margin-bottom: 10px; }
.service-card p { color: var(--text-muted); font-size: 0.92rem; margin-bottom: 16px; }
.service-list li { font-size: 0.85rem; color: var(--text-muted); padding-left: 18px; position: relative; margin-bottom: 6px; }
.service-list li::before { content: "→"; position: absolute; left: 0; color: var(--accent); }

/* PROCESS */
.process { background: var(--bg-secondary); }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.process-step { padding: 20px; }
.step-number {
  font-family: var(--font-heading); font-size: 2.5rem; font-weight: 700;
  background: var(--gradient); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.process-step h3 { margin: 12px 0 8px; font-size: 1.15rem; }
.process-step p { color: var(--text-muted); font-size: 0.9rem; }

/* PROJECTS */
.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.project-card { border-radius: var(--radius); overflow: hidden; background: var(--surface); border: 1px solid var(--border); transition: transform 0.3s; }
.project-card:hover { transform: translateY(-6px); }
.project-image { height: 200px; background-size: cover; background-position: center; }
.proj-1 { background: linear-gradient(135deg, #6366f1, #22d3ee), url('data:image/svg+xml;utf8,'); background-blend-mode: overlay; }
.proj-2 { background: linear-gradient(135deg, #22d3ee, #6366f1); }
.proj-3 { background: linear-gradient(135deg, #818cf8, #0a0e17); }
.project-info { padding: 24px; }
.project-cat { color: var(--accent); font-size: 0.78rem; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; }
.project-info h3 { margin: 10px 0 8px; font-size: 1.1rem; }
.project-info p { color: var(--text-muted); font-size: 0.9rem; }

/* TESTIMONIALS */
.testimonials { background: var(--bg-secondary); }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testimonial-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; }
.testimonial-card p { color: var(--text); font-size: 0.95rem; margin-bottom: 20px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.avatar {
  width: 42px; height: 42px; border-radius: 50%; background: var(--gradient);
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.85rem;
}
.testimonial-author strong { display: block; font-size: 0.9rem; }
.testimonial-author span { font-size: 0.8rem; color: var(--text-muted); }

/* ABOUT */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about h2 { font-size: clamp(1.8rem, 4vw, 2.4rem); margin: 12px 0 20px; }
.about p { color: var(--text-muted); margin-bottom: 24px; }
.about-points { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.point { display: flex; align-items: center; gap: 10px; font-size: 0.92rem; }
.point span { color: var(--accent); font-weight: 700; }

.code-window { background: #0d1220; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,0.4); }
.code-header { display: flex; gap: 8px; padding: 14px 18px; background: #0a0e17; border-bottom: 1px solid var(--border); }
.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot.red { background: #ff5f56; } .dot.yellow { background: #ffbd2e; } .dot.green { background: #27c93f; }
.code-window pre { padding: 24px; font-family: 'Courier New', monospace; font-size: 0.88rem; overflow-x: auto; }
.c-keyword { color: #c792ea; } .c-class { color: #22d3ee; } .c-string { color: #a5e844; } .c-fn { color: #82aaff; } .c-comment { color: #546e7a; }

/* CONTACT */
.contact-box {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0;
  background: var(--surface); border: 1px solid var(--border); border-radius: 24px; overflow: hidden;
}
.contact-info { padding: 56px; background: linear-gradient(160deg, rgba(99,102,241,0.15), transparent); }
.contact-info h2 { font-size: 2rem; margin: 12px 0 16px; }
.contact-info p { color: var(--text-muted); margin-bottom: 28px; }
.contact-item { padding: 10px 0; color: var(--text-muted); font-size: 0.92rem; }
.contact-form { padding: 56px; display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form input, .contact-form select, .contact-form textarea {
  background: var(--bg); border: 1px solid var(--border); border-radius: 10px;
  padding: 13px 16px; color: var(--text); font-family: var(--font-body); font-size: 0.92rem; outline: none;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--primary-light); }
.contact-form textarea { resize: vertical; }

/* FOOTER */
.footer { background: var(--bg-secondary); padding: 72px 0 0; border-top: 1px solid var(--border); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 48px; }
.footer p { color: var(--text-muted); font-size: 0.88rem; margin-top: 14px; }
.footer h4 { font-size: 0.95rem; margin-bottom: 16px; }
.footer div a { display: block; color: var(--text-muted); font-size: 0.88rem; padding: 6px 0; transition: color 0.2s; }
.footer div a:hover { color: var(--accent); }
.social-links { display: flex; gap: 14px; }
.footer-bottom { border-top: 1px solid var(--border); padding: 24px; text-align: center; color: var(--text-muted); font-size: 0.82rem; }

/* REVEAL ANIMATION */
[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
[data-reveal].visible { opacity: 1; transform: translateY(0); }

/* TOAST */
.toast {
  position: fixed; bottom: 30px; right: 30px; background: var(--gradient); color: #fff;
  padding: 16px 24px; border-radius: 12px; font-size: 0.9rem; font-weight: 600;
  box-shadow: 0 10px 30px rgba(99,102,241,0.4); transform: translateY(150%); transition: transform 0.4s ease; z-index: 2000;
}
.toast.show { transform: translateY(0); }

/* RESPONSIVE */
@media (max-width: 900px) {
  .services-grid, .process-grid, .projects-grid, .testimonials-grid { grid-template-columns: 1fr 1fr; }
  .about-grid, .contact-box { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .nav-links { position: fixed; top: 68px; left: 0; right: 0; background: var(--bg); flex-direction: column; padding: 24px; border-bottom: 1px solid var(--border); transform: translateY(-150%); transition: transform 0.3s ease; }
  .nav-links.open { transform: translateY(0); }
  .hamburger { display: flex; }
  .services-grid, .process-grid, .projects-grid, .testimonials-grid, .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 28px; flex-wrap: wrap; }
  .form-row { grid-template-columns: 1fr; }
  .contact-info, .contact-form { padding: 32px; }
}