:root {
  --bg: #0b1020;
  --panel: rgba(16, 24, 48, 0.78);
  --panel-strong: #11182e;
  --text: #e9eefc;
  --muted: #a7b1d6;
  --line: rgba(255,255,255,0.1);
  --accent: #6ee7ff;
  --accent-2: #7c8cff;
  --accent-3: #22c55e;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  --radius: 22px;
  --container: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(124, 140, 255, 0.24), transparent 30%),
    radial-gradient(circle at top right, rgba(110, 231, 255, 0.18), transparent 25%),
    linear-gradient(180deg, #060916 0%, #0b1020 45%, #0a0f1d 100%);
}
body.project-page { background: linear-gradient(180deg, #060916 0%, #0b1020 100%); }
a { color: inherit; text-decoration: none; }
p { color: var(--muted); line-height: 1.7; }
h1, h2, h3 { margin: 0 0 0.6rem; line-height: 1.05; }
h1 { font-size: clamp(2.6rem, 6vw, 5.6rem); letter-spacing: -0.04em; }
h2 { font-size: clamp(1.7rem, 4vw, 3rem); letter-spacing: -0.03em; }
h3 { font-size: 1.25rem; }
.container { width: min(var(--container), calc(100% - 2rem)); margin: 0 auto; }
.site-header, .site-footer { border-color: var(--line); }
.site-header { position: sticky; top: 0; backdrop-filter: blur(16px); background: rgba(6, 9, 22, 0.65); border-bottom: 1px solid var(--line); z-index: 20; }
.nav-shell, .footer-grid, .hero-grid, .split, .contact-grid, .project-hero-grid { display: grid; gap: 1.5rem; }
.nav-shell { grid-template-columns: auto 1fr auto; align-items: center; padding: 1rem 0; }
.brand { display: flex; align-items: center; gap: 0.85rem; }
.brand-mark { width: 44px; height: 44px; border-radius: 14px; display: grid; place-items: center; font-weight: 700; color: #06101d; background: linear-gradient(135deg, var(--accent), #d3f7ff); }
.brand-text { display: grid; }
.brand-text small, .eyebrow, .mini-label { color: var(--accent); text-transform: uppercase; letter-spacing: 0.18em; font-size: 0.72rem; }
.site-nav { display: flex; justify-content: flex-end; gap: 1.4rem; flex-wrap: wrap; }
.site-nav a { color: var(--muted); }
.site-nav a:hover { color: var(--text); }
.menu-toggle, .skip-link { display: none; }
.hero, .section, .project-hero { padding: 5.5rem 0; }
.hero-grid, .project-hero-grid { grid-template-columns: 1.2fr 0.8fr; align-items: center; }
.lead { font-size: 1.12rem; max-width: 60ch; }
.hero-actions { display: flex; gap: 0.9rem; flex-wrap: wrap; margin: 1.5rem 0; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0.85rem 1.2rem; border-radius: 999px; border: 1px solid var(--line); }
.button.primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #07101c; font-weight: 700; }
.button.secondary { background: rgba(255,255,255,0.04); }
.hero-points, .cards, .screenshot-grid { display: grid; gap: 1rem; }
.hero-points { grid-template-columns: repeat(3, 1fr); margin-top: 2rem; }
.hero-points div, .card, .contact-card, .project-summary, .screen-mock, .project-highlight { background: var(--panel); border: 1px solid var(--line); box-shadow: var(--shadow); border-radius: var(--radius); }
.hero-points div { padding: 1rem; }
.hero-points strong { display: block; font-size: 1.05rem; margin-bottom: 0.3rem; }
.screen-mock, .phone-frame, .placeholder-shot { position: relative; overflow: hidden; }
.screen-mock { padding: 1rem; }
.screen-top { display: flex; gap: 0.45rem; margin-bottom: 1rem; }
.screen-top span { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,0.25); }
.screen-body { padding: 1.2rem; border-radius: 18px; background: linear-gradient(180deg, rgba(124,140,255,0.14), rgba(110,231,255,0.08)); }
.section.alt { background: rgba(255,255,255,0.02); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.split, .contact-grid { grid-template-columns: 0.9fr 1.1fr; align-items: start; }
.cards { grid-template-columns: repeat(3, 1fr); }
.card, .contact-card, .project-summary { padding: 1.4rem; }
.project-highlight { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 0; overflow: hidden; }
.project-visual { padding: 1.5rem; background: linear-gradient(135deg, rgba(110,231,255,0.14), rgba(124,140,255,0.12)); }
.featured-image { display: block; width: 100%; height: auto; border-radius: 20px; box-shadow: 0 18px 50px rgba(0, 0, 0, 0.35); }
.phone-frame { min-height: 360px; border-radius: 34px; padding: 1rem; border: 1px solid rgba(255,255,255,0.12); background: rgba(5, 10, 24, 0.7); }
.phone-screen { height: 100%; border-radius: 26px; padding: 1.2rem; background: linear-gradient(180deg, #0e1730, #11182e); }
.project-copy { padding: 1.5rem; }
.tag-row { display: flex; gap: 0.5rem; flex-wrap: wrap; margin: 1rem 0 1.2rem; }
.tag-row span, .checklist li { border: 1px solid var(--line); background: rgba(255,255,255,0.04); }
.tag-row span { padding: 0.4rem 0.7rem; border-radius: 999px; color: var(--text); font-size: 0.9rem; }
.checklist { padding-left: 1.1rem; color: var(--muted); }
.project-note { font-style: italic; }
.inline-link { color: var(--accent); }
.footer-grid { grid-template-columns: 1fr auto; padding: 1.4rem 0 2rem; border-top: 1px solid var(--line); }
.screenshot-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0.65rem; margin-top: 1.25rem; }
.shot-thumb {
  appearance: none;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0.3rem;
  background: rgba(255,255,255,0.04);
  box-shadow: var(--shadow);
  cursor: zoom-in;
  text-align: left;
  color: var(--text);
  width: 20%;
  min-width: 140px;
  justify-self: start;
}
.shot-thumb img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 5;
  object-fit: cover;
  border-radius: 10px;
  background: #0f1730;
}
.shot-thumb span {
  display: block;
  padding: 0.4rem 0.15rem 0.15rem;
  font-size: 0.72rem;
  color: var(--muted);
}
.lightbox {
  width: min(92vw, 980px);
  border: none;
  padding: 1rem;
  border-radius: 24px;
  background: rgba(8, 12, 25, 0.96);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
}
.lightbox::backdrop { background: rgba(0, 0, 0, 0.72); }
.lightbox-image {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 16px;
}
.lightbox-close {
  position: sticky;
  top: 0;
  margin-left: auto;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.08);
  color: var(--text);
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
}
.skip-link { position: absolute; left: -999px; top: 0; }
.skip-link:focus { left: 1rem; top: 1rem; z-index: 30; display: inline-block; background: #fff; color: #000; padding: 0.75rem 1rem; border-radius: 0.6rem; }
@media (max-width: 900px) {
  .nav-shell, .hero-grid, .split, .contact-grid, .project-hero-grid, .project-highlight, .cards, .screenshot-grid, .hero-points, .footer-grid { grid-template-columns: 1fr; }
  .site-nav { display: none; }
  .menu-toggle { display: inline-flex; justify-self: end; }
  .site-nav.is-open { display: flex; flex-direction: column; padding: 1rem 0 0; grid-column: 1 / -1; justify-content: flex-start; }
  .nav-shell { grid-template-columns: auto auto; }
  .screenshot-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .shot-thumb { width: 100%; min-width: 0; }
}
@media (max-width: 640px) {
  .hero, .section, .project-hero { padding: 4rem 0; }
  .button { width: 100%; }
  .hero-actions { flex-direction: column; }
  .screenshot-grid { grid-template-columns: 1fr; }
}