:root {
  --bg: #050506;
  --bg-soft: #0d0e10;
  --panel: #121419;
  --text: #f4f1ea;
  --muted: #a8a39a;
  --line: rgba(244,241,234,0.14);
  --accent: #f4f1ea;
  --shadow: rgba(0,0,0,0.45);
}

* { 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;
  background: radial-gradient(circle at top right, #17191f 0%, var(--bg) 42%);
  color: var(--text);
  line-height: 1.55;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px clamp(20px, 5vw, 72px);
  background: rgba(5,5,6,0.76);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}

.brand {
  font-size: 1.35rem;
  letter-spacing: -0.04em;
  font-weight: 600;
}

nav {
  display: flex;
  gap: 22px;
  font-size: 0.92rem;
  color: var(--muted);
}

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

.hero {
  min-height: 88vh;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  align-items: center;
  gap: clamp(36px, 6vw, 92px);
  padding: clamp(72px, 10vw, 132px) clamp(20px, 5vw, 72px);
}

.eyebrow {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  margin: 0 0 16px;
}

h1, h2, h3 { line-height: 1.04; margin: 0; }
h1 {
  font-size: clamp(3.5rem, 9vw, 8.8rem);
  letter-spacing: -0.075em;
  max-width: 950px;
}
h2 {
  font-size: clamp(2rem, 5vw, 4.4rem);
  letter-spacing: -0.055em;
}
h3 {
  font-size: 1.3rem;
  letter-spacing: -0.025em;
}

.lede {
  margin: 28px 0 0;
  max-width: 720px;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.7vw, 1.35rem);
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 36px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 18px;
  border-radius: 999px;
  font-weight: 600;
  border: 1px solid var(--line);
}
.button.primary { background: var(--text); color: var(--bg); }
.button.secondary { color: var(--text); background: rgba(255,255,255,0.04); }
.button:hover { transform: translateY(-1px); transition: transform 180ms ease; }

.device-stage {
  min-height: 520px;
  position: relative;
  display: grid;
  place-items: center;
}

.device-card {
  position: absolute;
  opacity: 0;
  transform: translateY(16px) scale(0.985);
  transition: opacity 900ms ease, transform 900ms ease;
  text-align: center;
}
.device-card.active {
  opacity: 1;
  transform: translateY(0) scale(1);
}
.device-card p {
  color: var(--muted);
  margin-top: 22px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.72rem;
}

.device {
  width: min(430px, 82vw);
  height: 310px;
  background: #020203;
  border: 1px solid rgba(255,255,255,0.2);
  box-shadow: 0 32px 100px var(--shadow), inset 0 0 60px rgba(255,255,255,0.035);
  display: grid;
  place-items: center;
  position: relative;
}
.device span {
  font-size: clamp(3.4rem, 8vw, 6.2rem);
  letter-spacing: -0.08em;
  font-weight: 500;
}
.baby-monitor { border-radius: 32px; width: 330px; height: 240px; }
.baby-monitor::after {
  content: "";
  position: absolute;
  width: 150px;
  height: 22px;
  border-radius: 99px;
  background: #111;
  bottom: -36px;
}
.smart-mirror { border-radius: 48px; height: 430px; width: 300px; background: linear-gradient(135deg, #040405, #11131a); }
.hospital-monitor { border-radius: 18px; width: 460px; height: 280px; }
.library-terminal { border-radius: 8px; width: 430px; height: 280px; }
.library-terminal::after {
  content: "";
  position: absolute;
  bottom: -80px;
  width: 120px;
  height: 80px;
  background: linear-gradient(#16171b, #08090a);
  clip-path: polygon(30% 0, 70% 0, 100% 100%, 0 100%);
}

.section {
  padding: clamp(72px, 10vw, 128px) clamp(20px, 5vw, 72px);
  border-top: 1px solid var(--line);
}
.split {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(32px, 6vw, 86px);
}
.body-copy p,
.project-list p,
.contact p,
.card p,
.person p {
  color: var(--muted);
  font-size: 1.02rem;
}
.body-copy p:first-child { margin-top: 0; }
.cards,
.people-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-top: 36px;
}
.card,
.person,
.project-list article {
  background: linear-gradient(180deg, rgba(255,255,255,0.065), rgba(255,255,255,0.025));
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 24px;
}
.project-list {
  display: grid;
  gap: 18px;
}
.role {
  margin: 8px 0 16px;
  color: var(--text) !important;
  font-weight: 600;
}
.person.founder { grid-column: span 2; }
.quote-section {
  display: grid;
  place-items: center;
  background: var(--bg-soft);
}
blockquote {
  max-width: 980px;
  font-size: clamp(2rem, 5vw, 4.6rem);
  line-height: 1.06;
  letter-spacing: -0.055em;
  text-align: center;
  margin: 0;
}
.contact {
  max-width: 980px;
}
footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(20px, 5vw, 72px);
  color: var(--muted);
  border-top: 1px solid var(--line);
}

@media (max-width: 980px) {
  .hero, .split { grid-template-columns: 1fr; }
  .device-stage { min-height: 440px; }
  .cards, .people-grid { grid-template-columns: 1fr 1fr; }
  .person.founder { grid-column: span 1; }
}

@media (max-width: 680px) {
  nav { display: none; }
  .cards, .people-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 54px; }
  footer { flex-direction: column; }
}

.image-stage {
  width: min(100%, 760px);
  min-height: 430px;
  display: grid;
  place-items: center;
}

.image-stage .device-card {
  display: none;
  width: 100%;
}

.image-stage .device-card.active {
  display: block;
  animation: fadeIn 700ms ease;
}

.image-stage img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 28px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.985);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* -----------------------------
   Hero Motion
----------------------------- */

.device-card img {
    animation: subtlePanZoom 18s ease-in-out infinite alternate;
    transform-origin: center center;
    will-change: transform;
}

@keyframes subtlePanZoom {
    0% {
        transform: scale(1) translate3d(0px, 0px, 0px);
    }

    50% {
        transform: scale(1.03) translate3d(-4px, -2px, 0px);
    }

    100% {
        transform: scale(1.06) translate3d(4px, 2px, 0px);
    }
}

/* -----------------------------
   H/AI Framework
----------------------------- */

.framework-section {
    border-top: 1px solid rgba(255,255,255,0.08);
}

.framework-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.framework-intro p {
    margin-bottom: 1.4rem;
}

.framework-meta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 2rem;
    opacity: 0.7;
    font-size: 0.92rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.framework-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.framework-card {
    padding: 1.5rem;
    border: 1px solid rgba(255,255,255,0.08);
    background: rgba(255,255,255,0.02);
    border-radius: 18px;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.framework-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255,255,255,0.18);
}

.framework-card h3 {
    margin-bottom: 0.8rem;
}

.framework-principle {
    margin-top: 5rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.framework-principle blockquote {
    margin: 1.5rem 0;
    font-size: 1.4rem;
    line-height: 1.5;
    opacity: 0.95;
}

@media (max-width: 900px) {
    .framework-header {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}