:root {
  --bg: #08080c;
  --surface: #101014;
  --card: rgba(28, 27, 32, 0.6);
  --card-hover: rgba(38, 37, 42, 0.8);
  --border: rgba(180, 160, 130, 0.08);
  --border-active: rgba(212, 168, 83, 0.3);
  --text: #e8e4dc;
  --muted: #7a746c;
  --accent: #d4a853;
  --accent2: #b8843a;
  --glow: rgba(212, 168, 83, 0.12);
  --radius: 12px;
}

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

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
html { scroll-behavior: smooth; }

::selection { background: var(--accent); color: var(--bg); }

/* ─── Background grid ─── */
.bg-grid {
  position: fixed; inset: 0; z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(180,160,130,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(180,160,130,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}
.bg-glow {
  position: fixed; inset: 0; z-index: 0;
  pointer-events: none;
  background: radial-gradient(ellipse 60% 50% at 50% 0%, rgba(212,168,83,0.04) 0%, transparent 70%);
}

/* ─── Layout ─── */
main { position: relative; z-index: 1; }
.section { padding: 120px 0; position: relative; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ─── Typography ─── */
.font-mono { font-family: "JetBrains Mono", "SF Mono", "Fira Code", monospace; }
.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.gradient-text-inline { background: linear-gradient(135deg, var(--accent), var(--accent2)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; display: inline; }

.section-label {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  opacity: 0.7;
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
}
@media (max-width: 768px) { .section-title { font-size: 1.8rem; } }

/* ─── Nav ─── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 16px 0;
  transition: 0.3s ease;
}
nav.scrolled {
  background: rgba(7,7,13,0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-family: "JetBrains Mono", monospace;
  font-size: 15px; font-weight: 600;
}
.logo-dot { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a {
  font-size: 0.85rem;
  color: var(--muted);
  transition: 0.2s;
  position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 1.5px;
  background: var(--accent); transition: 0.3s;
}
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { width: 100%; }
.nav-cta {
  font-size: 0.85rem; font-weight: 500;
  padding: 10px 24px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  transition: 0.3s;
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 0 30px var(--glow); }

@media (max-width: 768px) { .nav-links { display: none; } }

/* ─── Hero ─── */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  position: relative;
  padding: 140px 0 80px;
}
.hero-content { position: relative; z-index: 1; max-width: 800px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 16px;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: rgba(212,168,83,0.05);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 32px;
}
.hero-badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 8px var(--accent); }
  50% { opacity: 0.3; box-shadow: 0 0 0 var(--accent); }
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: 24px;
}
.hero h1 .highlight {
  position: relative;
  display: inline-block;
}
.hero h1 .highlight::after {
  content: '';
  position: absolute; bottom: 2px; left: 0; right: 0;
  height: 8px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  opacity: 0.3;
  border-radius: 4px;
}

.hero p {
  font-size: 1.15rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 600px;
  margin-bottom: 40px;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  font-weight: 500;
  font-size: 0.95rem;
  transition: 0.3s;
  border: none;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px var(--glow), 0 8px 32px rgba(212,168,83,0.12);
}

.btn-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px;
  border-radius: 10px;
  border: 1px solid var(--border);
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
  transition: 0.3s;
}
.btn-secondary:hover { border-color: var(--accent); background: rgba(212,168,83,0.05); }

/* Flow diagram */
.flow-diagram {
  margin-top: 60px;
  padding: 28px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--card);
  backdrop-filter: blur(12px);
  max-width: 600px;
}
.flow-header {
  display: flex; justify-content: space-between; align-items: center;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.7rem;
  color: var(--muted);
  margin-bottom: 20px;
}
.flow-shipping { color: var(--accent); }

/* ─── About ─── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
@media (max-width: 768px) { .about-grid { grid-template-columns: 1fr; gap: 32px; } }

.about-text { font-size: 1.05rem; line-height: 1.8; color: var(--muted); }
.about-text strong { color: var(--text); font-weight: 600; }
.about-text p + p { margin-top: 20px; }

/* ─── Services ─── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}
@media (max-width: 1024px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .services-grid { grid-template-columns: 1fr; } }

.service-card {
  background: var(--card);
  padding: 32px;
  transition: 0.3s;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  opacity: 0;
  transition: 0.3s;
}
.service-card:hover {
  background: var(--card-hover);
}
.service-card:hover::before { opacity: 1; }

.service-code {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  color: var(--muted);
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 24px;
}
.service-arrow {
  opacity: 0;
  color: var(--accent);
  transition: 0.3s;
}
.service-card:hover .service-arrow { opacity: 1; }

.service-card h3 { font-size: 1.2rem; font-weight: 600; margin-bottom: 8px; }
.service-card p { font-size: 0.85rem; color: var(--muted); line-height: 1.6; }

/* ─── Differentials ─── */
.diffs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px 64px;
}
@media (max-width: 768px) { .diffs-grid { grid-template-columns: 1fr; gap: 24px; } }

.diff-item { display: flex; gap: 20px; }
.diff-num {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  color: var(--accent);
  opacity: 0.5;
  padding-top: 4px;
  min-width: 24px;
}
.diff-item h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 4px; }
.diff-item p { color: var(--muted); font-size: 0.9rem; line-height: 1.6; }

/* ─── Projects ─── */
.projects-list { display: flex; flex-direction: column; gap: 16px; }

.project-card {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 32px;
  padding: 32px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--card);
  transition: 0.3s;
}
.project-card:hover { border-color: var(--border-active); background: var(--card-hover); }
@media (max-width: 768px) { .project-card { grid-template-columns: 1fr; gap: 16px; } }

.project-meta {
  display: flex; flex-direction: column; gap: 8px;
}
@media (max-width: 768px) { .project-meta { flex-direction: row; align-items: center; justify-content: space-between; } }

.project-path {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  color: var(--muted);
}
.project-tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(212,168,83,0.1);
  color: var(--accent);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.7rem;
  width: fit-content;
}
.project-card h3 { font-size: 1.3rem; font-weight: 600; margin-bottom: 16px; }
.project-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 16px;
}
@media (max-width: 640px) { .project-details { grid-template-columns: 1fr; } }
.project-details .label {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.7rem;
  color: var(--muted);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.project-details p { font-size: 0.85rem; line-height: 1.6; color: var(--muted); }
.project-details .solution p { color: var(--text); }

.project-stack { display: flex; gap: 8px; flex-wrap: wrap; }
.project-stack span {
  padding: 4px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.7rem;
  color: var(--muted);
}

/* ─── CTA ─── */
.cta-section {
  text-align: center;
  padding: 140px 0;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 50% 40% at 50% 50%, rgba(212,168,83,0.03) 0%, transparent 70%);
}
.cta-section h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 16px;
}
.cta-section .sub {
  color: var(--muted);
  font-size: 1.1rem;
  margin-bottom: 40px;
}
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ─── Footer ─── */
footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
}
.footer-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px;
}
footer .copyright {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  color: var(--muted);
}
footer .links { display: flex; gap: 24px; }
footer .links a {
  font-size: 0.85rem;
  color: var(--muted);
  transition: 0.2s;
}
footer .links a:hover { color: var(--accent); }

/* ─── Scroll reveal ─── */
.reveal {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible {
  opacity: 1; transform: translateY(0);
}

/* ─── Cursor follower ─── */
.cursor-follower {
  position: fixed; top: 0; left: 0;
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transition: opacity 0.3s;
  mix-blend-mode: difference;
}
@media (max-width: 768px) { .cursor-follower { display: none; } }