/* ── Reset & Base ────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #080c14;
  --bg2:       #0d1422;
  --bg3:       #111827;
  --border:    #1e2d45;
  --accent:    #00d4ff;
  --accent2:   #7c3aed;
  --green:     #10b981;
  --text:      #e2e8f0;
  --text-muted:#8899aa;
  --card-bg:   #0f1c2e;
  --radius:    12px;
  --transition: 0.25s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }

/* ── Scrollbar ───────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* ── Nav ─────────────────────────────────────────────── */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(8, 12, 20, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex; align-items: center; justify-content: space-between;
}
.logo {
  font-size: 1.35rem; font-weight: 800; letter-spacing: -0.5px;
}
.logo span { color: var(--accent); }
.nav-links { display: flex; gap: 32px; list-style: none; align-items: center; }
.nav-links a {
  font-size: 0.9rem; font-weight: 500; color: var(--text-muted);
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--text); }
.btn-nav {
  padding: 8px 20px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  color: var(--accent) !important;
  font-weight: 600 !important;
  transition: background var(--transition), color var(--transition) !important;
}
.btn-nav:hover { background: var(--accent) !important; color: var(--bg) !important; }

.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(--text); border-radius: 2px;
  transition: var(--transition);
}

/* ── Buttons ─────────────────────────────────────────── */
.btn-primary {
  display: inline-block;
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  font-weight: 700; font-size: 0.95rem;
  border-radius: 8px;
  border: none; cursor: pointer;
  transition: opacity var(--transition), transform var(--transition);
}
.btn-primary:hover { opacity: 0.88; transform: translateY(-2px); }
.btn-primary.full-width { width: 100%; text-align: center; }

.btn-ghost {
  display: inline-block;
  padding: 14px 28px;
  color: var(--text-muted);
  font-weight: 600; font-size: 0.95rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: border-color var(--transition), color var(--transition);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ── Hero ────────────────────────────────────────────── */
#hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: space-between;
  gap: 48px;
  padding: 100px 24px 60px;
  max-width: 1200px; margin: 0 auto;
}
.hero-bg {
  position: fixed; inset: 0; z-index: -1;
  background: radial-gradient(ellipse at 20% 50%, rgba(0,212,255,0.06) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 20%, rgba(124,58,237,0.08) 0%, transparent 55%),
              var(--bg);
}
.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;
  opacity: 0.3;
}

.hero-content { flex: 1; max-width: 600px; }

.badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(0,212,255,0.1);
  border: 1px solid rgba(0,212,255,0.25);
  border-radius: 100px;
  font-size: 0.8rem; font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.5px;
  margin-bottom: 24px;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  color: var(--text-muted); font-size: 1.05rem; max-width: 520px; margin-bottom: 40px;
}

.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }

/* Terminal */
.hero-terminal {
  flex: 0 0 420px; max-width: 420px;
  background: #010a14;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(0,212,255,0.05);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
}
.terminal-bar {
  display: flex; align-items: center; gap: 6px;
  padding: 10px 14px;
  background: #0d1520;
  border-bottom: 1px solid var(--border);
}
.dot { width: 12px; height: 12px; border-radius: 50%; }
.dot.red    { background: #ff5f57; }
.dot.yellow { background: #febc2e; }
.dot.green  { background: #28c840; }
.terminal-title { margin-left: 8px; color: var(--text-muted); font-size: 0.75rem; }
.terminal-body {
  padding: 18px 16px; min-height: 260px;
  color: #a8d8a8; line-height: 1.8;
}
.terminal-body .cmd  { color: var(--accent); }
.terminal-body .out  { color: #8899aa; }
.terminal-body .ok   { color: var(--green); }
.terminal-body .warn { color: #f59e0b; }
.terminal-cursor {
  display: inline-block; width: 8px; height: 14px;
  background: var(--accent); vertical-align: middle;
  animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ── Sections shared ─────────────────────────────────── */
section { padding: 100px 24px; }
section:nth-child(even) { background: var(--bg2); }
.section-inner { max-width: 1200px; margin: 0 auto; }

.section-label {
  font-size: 0.78rem; font-weight: 700;
  color: var(--accent); letter-spacing: 2px; text-transform: uppercase;
  margin-bottom: 12px;
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800; letter-spacing: -0.5px;
  margin-bottom: 16px;
}

.section-sub {
  color: var(--text-muted); max-width: 560px; margin-bottom: 60px; font-size: 1.02rem;
}

/* ── Services ────────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.service-card:hover {
  border-color: rgba(0,212,255,0.35);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}
.service-card.featured {
  border-color: rgba(0,212,255,0.3);
  background: linear-gradient(145deg, #0f1c2e, #0a1628);
  box-shadow: 0 0 0 1px rgba(0,212,255,0.08), 0 16px 48px rgba(0,212,255,0.05);
}

.service-icon { font-size: 2rem; margin-bottom: 16px; }

.service-card h3 {
  font-size: 1.1rem; font-weight: 700; margin-bottom: 12px;
}
.service-card p {
  color: var(--text-muted); font-size: 0.92rem; margin-bottom: 20px;
}
.service-card ul {
  list-style: none; display: flex; flex-direction: column; gap: 8px;
}
.service-card ul li {
  font-size: 0.85rem; color: var(--text-muted);
  padding-left: 16px; position: relative;
}
.service-card ul li::before {
  content: '›';
  position: absolute; left: 0; color: var(--accent); font-weight: 700;
}

/* ── About ───────────────────────────────────────────── */
#about { background: var(--bg); }
.about-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start;
}
.about-text p {
  color: var(--text-muted); margin-bottom: 20px; font-size: 1rem;
}
.stats-row {
  display: flex; gap: 40px; margin-top: 40px; flex-wrap: wrap;
}
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat-num {
  font-size: 2rem; font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.stat-label { font-size: 0.8rem; color: var(--text-muted); font-weight: 500; }

.tech-stack {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}
.tech-label {
  font-size: 0.78rem; font-weight: 700;
  color: var(--accent); letter-spacing: 2px; text-transform: uppercase;
  margin-bottom: 20px;
}
.tech-grid {
  display: flex; flex-wrap: wrap; gap: 10px;
}
.tech-grid span {
  padding: 6px 14px;
  background: rgba(0,212,255,0.06);
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: 6px;
  font-size: 0.82rem;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-muted);
  transition: border-color var(--transition), color var(--transition);
}
.tech-grid span:hover { border-color: var(--accent); color: var(--accent); }

/* ── Why Us ──────────────────────────────────────────── */
.pillars-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px;
}
.pillar {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color var(--transition);
}
.pillar:hover { border-color: rgba(124,58,237,0.4); }
.pillar-icon { font-size: 1.8rem; margin-bottom: 14px; }
.pillar h4 { font-size: 1rem; font-weight: 700; margin-bottom: 10px; }
.pillar p  { color: var(--text-muted); font-size: 0.9rem; }

/* ── Contact ─────────────────────────────────────────── */
#contact { background: var(--bg); }
.contact-inner {
  display: grid; grid-template-columns: 1fr 1.4fr; gap: 80px; align-items: start;
}
.contact-text p {
  color: var(--text-muted); margin-bottom: 32px; font-size: 1rem;
}
.contact-details { display: flex; flex-direction: column; gap: 16px; }
.contact-item {
  display: flex; align-items: center; gap: 12px;
  color: var(--text-muted); font-size: 0.92rem;
}
.contact-icon { font-size: 1.1rem; }

/* Form */
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
label { font-size: 0.85rem; font-weight: 600; color: var(--text-muted); }
input, select, textarea {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  color: var(--text);
  font-family: inherit; font-size: 0.92rem;
  transition: border-color var(--transition);
  width: 100%;
}
input::placeholder, textarea::placeholder { color: #4a5568; }
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.1);
}
select { appearance: none; cursor: pointer; }
textarea { resize: vertical; }
.form-success {
  text-align: center; padding: 14px;
  background: rgba(16,185,129,0.1);
  border: 1px solid rgba(16,185,129,0.3);
  border-radius: 8px;
  color: var(--green); font-weight: 600; font-size: 0.9rem;
}
.hidden { display: none; }

/* ── Footer ──────────────────────────────────────────── */
footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 48px 24px;
  text-align: center;
}
.footer-logo {
  font-size: 1.25rem; font-weight: 800; margin-bottom: 8px;
}
.footer-logo span { color: var(--accent); }
.footer-tagline { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 16px; }
.footer-copy { color: #3d5166; font-size: 0.8rem; }

/* ── Responsive ──────────────────────────────────────── */
@media (max-width: 900px) {
  #hero {
    flex-direction: column;
    text-align: center;
    padding-top: 100px;
  }
  .hero-content { max-width: 100%; }
  .hero-cta { justify-content: center; }
  .hero-sub { margin: 0 auto 40px; }
  .hero-terminal { max-width: 100%; flex: unset; width: 100%; }
  .about-inner, .contact-inner { grid-template-columns: 1fr; gap: 48px; }
  .badge { display: inline-block; }
}

@media (max-width: 640px) {
  .nav-links { display: none; flex-direction: column; position: absolute; top: 64px; left: 0; right: 0; background: var(--bg2); border-bottom: 1px solid var(--border); padding: 20px 24px; gap: 20px; }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }
  h1 { font-size: 1.9rem; }
  .form-row { grid-template-columns: 1fr; }
  .stats-row { gap: 24px; }
  section { padding: 72px 20px; }
}

/* ── Animations ──────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp 0.6s ease both; }
.fade-up-2 { animation: fadeUp 0.6s 0.15s ease both; }
.fade-up-3 { animation: fadeUp 0.6s 0.3s ease both; }