:root {
  --bg: #ece8de;
  --bg-deep: #c9c4b4;
  --surface: rgba(248, 247, 241, 0.64);
  --surface-strong: rgba(255, 255, 255, 0.76);
  --surface-dark: rgba(39, 49, 43, 0.82);
  --text: #182019;
  --text-muted: #435148;
  --line: rgba(24, 32, 25, 0.1);
  --accent: #9bf765;
  --accent-alt: #52d3c8;
  --shadow: 0 24px 80px rgba(28, 40, 33, 0.12);
  --radius: 28px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(155, 247, 101, 0.28), transparent 28%),
    radial-gradient(circle at 85% 12%, rgba(82, 211, 200, 0.25), transparent 26%),
    linear-gradient(180deg, #f6f2e8 0%, var(--bg) 45%, var(--bg-deep) 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    linear-gradient(115deg, rgba(255, 255, 255, 0.14), transparent 35%),
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.32), transparent 20%);
  pointer-events: none;
}

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

.site-shell {
  width: min(1120px, calc(100% - 24px));
  margin: 0 auto;
  padding: 16px 0 48px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: "Instrument Serif", serif;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand-logo {
  height: 24px;
  width: auto;
}

.chip-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.45);
  font-size: 0.875rem;
}

.chip-link svg {
  width: 16px;
  height: 16px;
}

.panel {
  position: relative;
  overflow: hidden;
  margin-bottom: 18px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--radius);
  background: var(--surface);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
}

.panel::after {
  content: "";
  position: absolute;
  inset: auto -10% -40% auto;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(155, 247, 101, 0.22), transparent 70%);
  pointer-events: none;
}

.panel-hero {
  display: grid;
  gap: 24px;
  padding-top: 28px;
}

.hero-copy,
.section-heading {
  position: relative;
  z-index: 1;
}

.eyebrow,
.pane-label {
  margin: 0 0 12px;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  font-family: "Instrument Serif", serif;
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 0.95;
}

h1 {
  max-width: 10ch;
  font-size: clamp(3rem, 12vw, 5.8rem);
}

h2 {
  max-width: 14ch;
  font-size: clamp(2.2rem, 8vw, 4.2rem);
}

h3 {
  margin: 0 0 8px;
  font-size: 1.15rem;
  line-height: 1.15;
}

p {
  margin: 0;
}

.hero-body,
.lead,
.point-card p,
.feature-card p,
.step-card p,
.support-copy {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.6;
}

.hero-body,
.lead {
  max-width: 40rem;
  margin-top: 16px;
}

.hero-note {
  margin-top: 18px;
  font-size: 0.95rem;
  font-weight: 700;
}

.download-status {
  margin-top: 16px;
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 700;
}

.text-download-link {
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.panel-warning {
  background:
    radial-gradient(circle at 15% 20%, rgba(255, 99, 71, 0.2), transparent 22%),
    radial-gradient(circle at 82% 22%, rgba(255, 213, 79, 0.2), transparent 24%),
    linear-gradient(180deg, rgba(255, 245, 225, 0.88), rgba(255, 233, 199, 0.92));
  border-color: rgba(199, 93, 32, 0.18);
}

.warning-kicker {
  margin: 0 0 10px;
  color: #ac3f17;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.warning-wrap h2 {
  max-width: 9ch;
  color: #7b2508;
  font-size: clamp(2.6rem, 11vw, 5rem);
  line-height: 0.92;
}

.warning-wrap .lead {
  max-width: 34rem;
  margin-top: 18px;
  color: #7a3b1d;
  font-size: 1.05rem;
  font-weight: 700;
}

.cta-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 22px;
}

.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 52px;
  padding: 14px 18px;
  border-radius: 18px;
  font-weight: 800;
  text-align: center;
  transition: transform 180ms ease, background-color 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--text);
  color: #f5f4ee;
}

.button-secondary {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.56);
}

.hero-visual {
  position: relative;
  min-height: 360px;
}

.hero-video {
  display: flex;
  align-items: center;
}

.video-shell {
  position: relative;
  width: min(100%, 420px);
  margin: 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.34);
  box-shadow: 0 32px 100px rgba(22, 28, 23, 0.18);
}

.video-link {
  display: block;
}

.video-poster {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 560px;
  padding: 24px;
  overflow: hidden;
  border-radius: 30px;
  background: #142019;
}

.video-thumbnail {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 30px;
}

.play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(8px);
  transform: translate(-50%, -50%);
  opacity: 0.45;
  transition: opacity 0.25s ease;
}

.video-link:hover .play-button {
  opacity: 0.85;
}

.play-triangle {
  display: block;
  width: 0;
  height: 0;
  margin-left: 4px;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-left: 16px solid rgba(255, 255, 255, 0.7);
}

.video-pill {
  position: absolute;
  bottom: 14px;
  right: 14px;
  z-index: 1;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(8px);
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  opacity: 0.5;
  transition: opacity 0.25s ease;
}

.video-link:hover .video-pill {
  opacity: 0.85;
}

.video-copy p {
  color: rgba(236, 242, 237, 0.82);
  line-height: 1.45;
}

.content-grid,
.feature-grid,
.audience-grid,
.stack-list {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.point-list {
  display: grid;
  gap: 14px;
}

.point-card,
.feature-card,
.step-card,
.install-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--surface-strong);
}

.step-card-strong {
  background: rgba(255, 247, 226, 0.9);
  border-color: rgba(199, 93, 32, 0.2);
}

.point-card-highlight {
  background: var(--surface-dark);
  border-color: rgba(255, 255, 255, 0.06);
}

.point-card-highlight h3,
.point-card-highlight p,
.point-card-highlight .pane-label {
  color: #eef4ee;
}

.install-card {
  margin-top: 22px;
}

.confirm-card {
  display: grid;
  gap: 16px;
}

.confirm-check {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--text);
  font-weight: 700;
  line-height: 1.45;
}

.confirm-check input {
  width: 22px;
  height: 22px;
  margin-top: 2px;
}

.button-disabled {
  opacity: 0.45;
  pointer-events: none;
}

.steps {
  margin: 0;
  padding-left: 18px;
  color: var(--text-muted);
  line-height: 1.7;
}

.steps li + li {
  margin-top: 10px;
}

.install-page .panel-hero {
  min-height: auto;
}

.support-copy {
  margin-top: 18px;
}

@media (min-width: 760px) {
  .site-shell {
    width: min(1200px, calc(100% - 48px));
    padding-top: 24px;
  }

  .panel {
    margin-bottom: 22px;
    padding: 34px;
  }

  .panel-hero {
    grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
    align-items: center;
    min-height: 86vh;
  }

  .cta-group {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .button {
    justify-content: center;
    min-width: 180px;
  }

  .content-grid {
    grid-template-columns: minmax(0, 1fr) minmax(320px, 0.9fr);
    align-items: start;
  }

  .feature-grid,
  .audience-grid,
  .stack-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .panel {
    padding: 40px;
  }

  .feature-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .audience-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: no-preference) {
  .panel::after {
    animation: drift 10s ease-in-out infinite alternate;
  }
}

/* Hardware section */

.panel-hardware {
  padding: 48px 24px;
}

.hardware-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}

.hardware-image {
  display: flex;
  justify-content: center;
}

.hardware-image img {
  max-width: 100%;
  max-height: 520px;
  object-fit: contain;
  border-radius: var(--radius);
}

.hardware-copy {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hardware-copy h2 {
  font-family: "Instrument Serif", serif;
  font-size: 2.4rem;
  line-height: 1.15;
  max-width: none;
}

.waitlist-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 8px;
}

.waitlist-input {
  min-height: 52px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface-strong);
  font-family: "Manrope", sans-serif;
  font-size: 1rem;
  color: var(--text);
  outline: none;
  transition: border-color 0.2s ease;
}

.waitlist-input:focus {
  border-color: var(--accent);
}

.waitlist-input::placeholder {
  color: var(--text-muted);
}

.specs-table {
  width: 100%;
  margin-top: 16px;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.specs-table td {
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.specs-table td:first-child {
  color: var(--text-muted);
  font-weight: 600;
  width: 40%;
}

.waitlist-success {
  font-weight: 700;
  color: var(--text);
}

@media (min-width: 768px) {
  .panel-hardware {
    padding: 56px 40px;
  }

  .hardware-layout {
    grid-template-columns: 1fr 1.2fr;
    gap: 64px;
  }

  .waitlist-form {
    flex-direction: row;
  }

  .waitlist-input {
    flex: 1;
  }
}

/* Developer program section */

.panel-program .section-heading h2 {
  max-width: none;
}

.track-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 28px;
}

.track-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
}

.track-card h3 {
  margin-bottom: 6px;
  font-size: 0.95rem;
}

.track-card p {
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.5;
}

.program-note {
  margin-top: 24px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

@media (min-width: 768px) {
  .track-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Footer */

.site-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 40px 0 32px;
  border-top: 1px solid var(--line);
  text-align: center;
}

.footer-links {
  display: flex;
  gap: 24px;
  font-size: 0.85rem;
  font-weight: 600;
}

.footer-links a {
  color: var(--text-muted);
  transition: color 0.2s ease;
}

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

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-muted);
}

@keyframes drift {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }

  to {
    transform: translate3d(8px, -10px, 0) scale(1.08);
  }
}