:root {
  --bg: #0a0e14;
  --bg-alt: #0f1420;
  --surface: #131a29;
  --surface-border: #232d40;
  --text: #e6ecf5;
  --text-dim: #8b98ab;
  --accent: #4ee7c4;
  --accent-dim: #2b6f5f;
  --mono: "SF Mono", "Fira Code", "JetBrains Mono", Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --radius: 10px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

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

.eyebrow {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--accent);
  letter-spacing: 0.02em;
  margin-bottom: 12px;
}

h1, h2, h3 {
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 20, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--surface-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  font-size: 1.05rem;
}

.logo-mark {
  font-family: var(--mono);
  color: var(--accent);
}

.nav {
  display: flex;
  gap: 32px;
}

.nav a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.nav a:hover { color: var(--text); }

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.btn-primary {
  background: var(--accent);
  color: #06110d;
}

.btn-primary:hover {
  background: #6bf0d4;
  transform: translateY(-1px);
}

.btn-ghost {
  color: var(--text);
  border-color: var(--surface-border);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-small {
  padding: 9px 18px;
  font-size: 0.88rem;
  color: var(--accent);
  border-color: var(--accent-dim);
}

.btn-small:hover {
  background: var(--accent);
  color: #06110d;
}

/* Hero */
.hero {
  position: relative;
  padding: 120px 0 100px;
  overflow: hidden;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero-sub {
  color: var(--text-dim);
  font-size: 1.15rem;
  max-width: 560px;
  margin-bottom: 36px;
}

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

.hero-glow {
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(78, 231, 196, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

/* Services */
.services {
  padding: 90px 0;
  background: var(--bg-alt);
  border-top: 1px solid var(--surface-border);
  border-bottom: 1px solid var(--surface-border);
}

.services h2 {
  font-size: 2rem;
  margin-bottom: 40px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.card:hover {
  border-color: var(--accent-dim);
  transform: translateY(-3px);
}

.card-icon {
  font-family: var(--mono);
  font-size: 1.4rem;
  color: var(--accent);
  margin-bottom: 16px;
}

.card h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
}

.card p {
  color: var(--text-dim);
  font-size: 0.95rem;
}

/* About */
.about {
  padding: 100px 0;
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about h2 {
  font-size: 1.9rem;
  margin-bottom: 20px;
  line-height: 1.3;
}

.about-text > p:not(.eyebrow) {
  color: var(--text-dim);
  margin-bottom: 24px;
}

.about-points {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.about-points li {
  color: var(--text);
  font-size: 0.95rem;
  padding-left: 24px;
  position: relative;
}

.about-points li::before {
  content: "▸";
  color: var(--accent);
  position: absolute;
  left: 0;
}

.about-terminal {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.terminal-bar {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  background: #0d1220;
  border-bottom: 1px solid var(--surface-border);
}

.dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.dot-red { background: #ff5f56; }
.dot-yellow { background: #ffbd2e; }
.dot-green { background: #27c93f; }

.terminal-body {
  padding: 24px;
  font-family: var(--mono);
  font-size: 0.9rem;
  color: var(--accent);
  line-height: 1.8;
  white-space: pre-wrap;
}

/* Contact */
.contact {
  padding: 100px 0;
  background: var(--bg-alt);
  border-top: 1px solid var(--surface-border);
}

.contact-inner {
  max-width: 560px;
}

.contact h2 {
  font-size: 2rem;
  margin-bottom: 12px;
}

.contact-sub {
  color: var(--text-dim);
  margin-bottom: 36px;
}

.form-row {
  margin-bottom: 20px;
}

.form-row label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 8px;
  font-family: var(--mono);
}

.form-row input,
.form-row textarea {
  width: 100%;
  padding: 12px 14px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 8px;
  color: var(--text);
  font-family: var(--sans);
  font-size: 0.95rem;
  resize: vertical;
  transition: border-color 0.2s ease;
}

.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.contact-status {
  margin-top: 16px;
  font-size: 0.9rem;
  min-height: 1.2em;
}

.contact-status.status-success { color: var(--accent); }
.contact-status.status-error { color: #ff6b6b; }

.contact-direct {
  margin-top: 24px;
  color: var(--text-dim);
  font-size: 0.9rem;
}

.contact-direct a {
  color: var(--accent);
  text-decoration: none;
}

.contact-direct a:hover { text-decoration: underline; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--surface-border);
  padding: 28px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}

.footer-inner a {
  color: var(--text-dim);
  text-decoration: none;
}

.footer-inner a:hover { color: var(--accent); }

/* Responsive */
@media (max-width: 860px) {
  .cards { grid-template-columns: 1fr; }
  .about-inner { grid-template-columns: 1fr; }
  .nav { display: none; }
}

@media (max-width: 500px) {
  .hero { padding: 90px 0 70px; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
}