:root {
  --ink: #0f172a;
  --ink-light: #334155;
  --ink-muted: #64748b;
  --forest: #0d9488;
  --forest-light: #14b8a6;
  --cream: #faf8f5;
  --white: #ffffff;
  --warm: #fef3c7;
  --amber: #f59e0b;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-w: 1100px;
  --gap: clamp(1rem, 4vw, 2rem);
}

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

body {
  font-family: var(--font-body);
  background: var(--cream);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* HEADER */
.site-header {
  position: sticky; top: 0;
  background: rgba(250,248,245,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(15,23,42,0.08);
  z-index: 100;
}
.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 1rem var(--gap);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.wordmark {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--ink);
}
.nav-links { display: flex; gap: 2rem; }
.nav-links a {
  text-decoration: none;
  color: var(--ink-light);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--forest); }

/* HERO */
.hero {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 7rem) var(--gap) clamp(3rem, 6vw, 5rem);
  display: grid;
  align-items: center;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.hero-eyebrow {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--forest);
  margin-bottom: 1.2rem;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.04em;
  color: var(--ink);
  margin-bottom: 1.2rem;
}
.hero-lede {
  font-size: 1.1rem;
  color: var(--ink-light);
  max-width: 460px;
  margin-bottom: 2rem;
  line-height: 1.65;
}
.hero-badges { display: flex; gap: 0.7rem; flex-wrap: wrap; }
.badge {
  display: inline-block;
  padding: 0.35rem 0.9rem;
  border: 1.5px solid var(--ink);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink);
}

/* HERO VISUAL */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  height: 380px;
}
.visual-robot {
  position: relative;
  width: 240px;
  height: 240px;
}
.device-mockup {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 120px;
  height: 100px;
  background: var(--ink);
  border-radius: 60px 60px 40px 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 20px 60px rgba(15,23,42,0.25);
}
.device-sensor {
  width: 20px; height: 20px;
  background: var(--forest);
  border-radius: 50%;
  box-shadow: 0 0 16px rgba(13,148,136,0.6);
}
.device-wheel {
  position: absolute;
  bottom: -8px;
  width: 28px; height: 16px;
  background: #1e293b;
  border-radius: 8px;
  left: 50%;
  transform: translateX(-50%);
}
.device-wheel:first-of-type { left: 30%; }
.device-wheel:last-of-type { left: 70%; }
.orb-ring {
  position: absolute;
  border-radius: 50%;
  border: 1.5px solid rgba(13,148,136,0.3);
  animation: pulse 3s ease-in-out infinite;
}
.orb-1 { width: 180px; height: 180px; top: 50%; left: 50%; transform: translate(-50%,-50%); animation-delay: 0s; }
.orb-2 { width: 260px; height: 260px; top: 50%; left: 50%; transform: translate(-50%,-50%); animation-delay: 1s; }
@keyframes pulse {
  0%, 100% { opacity: 0.5; transform: translate(-50%,-50%) scale(1); }
  50% { opacity: 1; transform: translate(-50%,-50%) scale(1.04); }
}

/* CATEGORIES */
.categories {
  background: var(--ink);
  padding: clamp(4rem, 8vw, 7rem) var(--gap);
}
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--forest);
  margin-bottom: 1rem;
}
.categories h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.03em;
  margin-bottom: 3rem;
}
.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.cat-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 2rem 1.8rem;
  transition: background 0.25s, border-color 0.25s, transform 0.25s;
}
.cat-card:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(13,148,136,0.4);
  transform: translateY(-4px);
}
.cat-icon {
  color: var(--forest);
  margin-bottom: 1.2rem;
}
.cat-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.7rem;
}
.cat-card p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.6;
}

/* TRUST */
.trust {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: clamp(3rem, 5vw, 5rem) var(--gap);
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  text-align: center;
  padding: 2rem 0;
  border-top: 1px solid rgba(15,23,42,0.1);
  border-bottom: 1px solid rgba(15,23,42,0.1);
}
.trust-number {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--forest);
  margin-bottom: 0.4rem;
}
.trust-label {
  font-size: 0.88rem;
  color: var(--ink-muted);
  font-weight: 500;
}

/* PHILOSOPHY */
.philosophy {
  background: var(--white);
  padding: clamp(4rem, 8vw, 7rem) var(--gap);
}
.philosophy-inner { max-width: var(--max-w); margin: 0 auto; }
.philosophy h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
  color: var(--ink);
  margin-bottom: 3rem;
}
.phil-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem 4rem;
}
.phil-item h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--ink);
}
.phil-item p {
  font-size: 0.92rem;
  color: var(--ink-light);
  line-height: 1.65;
}

/* MANIFESTO */
.manifesto {
  background: var(--forest);
  padding: clamp(4rem, 8vw, 6rem) var(--gap);
}
.manifesto-inner { max-width: 720px; margin: 0 auto; text-align: center; }
.manifesto-quote {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3vw, 1.9rem);
  font-weight: 600;
  color: var(--white);
  line-height: 1.4;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}
.manifesto-sig {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
  font-style: italic;
}

/* FOOTER */
.site-footer {
  background: var(--ink);
  padding: 4rem var(--gap) 2rem;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 4rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-wordmark {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 0.8rem;
  letter-spacing: -0.03em;
}
.footer-brand p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
}
.footer-links { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.footer-col h5 {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--forest);
  margin-bottom: 1rem;
}
.footer-col p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 0.5rem;
}
.footer-bottom {
  max-width: var(--max-w);
  margin: 1.5rem auto 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.25);
}

/* MOBILE */
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; gap: 2rem; }
  .hero-visual { display: none; }
  .cat-grid { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .phil-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .nav-links { display: none; }
}