:root {
  --bg-deep: #071a14;
  --bg-mid: #0a2f24;
  --leaf: #1f6b4f;
  --mint: #5ee4a6;
  --mint-dim: #2f9e6e;
  --sand: #e8f5ee;
  --fog: rgba(232, 245, 238, 0.72);
  --ink: #04110d;
  --line: rgba(232, 245, 238, 0.16);
  --radius: 1rem;
  --font-display: "Bricolage Grotesque", Georgia, serif;
  --font-body: "Sora", system-ui, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100dvh;
  color: var(--sand);
  font-family: var(--font-body);
  background:
    radial-gradient(120% 80% at 10% -10%, #145c42 0%, transparent 55%),
    radial-gradient(90% 70% at 100% 0%, #0d3d2e 0%, transparent 50%),
    linear-gradient(165deg, var(--bg-deep), var(--bg-mid) 45%, #062019);
  line-height: 1.55;
  overflow-x: hidden;
}

.noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.07;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.top,
main,
.foot {
  position: relative;
  z-index: 1;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  max-width: 72rem;
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: inherit;
  text-decoration: none;
}

.brand-logo {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.55rem;
  object-fit: cover;
  box-shadow: 0 0 0 1px rgba(94, 228, 166, 0.35);
  animation: pulse-mark 3.2s var(--ease) infinite;
}

.hero-logo {
  display: block;
  width: clamp(4.5rem, 14vw, 6.25rem);
  height: auto;
  margin: 0 0 1rem;
  border-radius: 1.15rem;
  box-shadow:
    0 0.75rem 2rem rgba(0, 0, 0, 0.35),
    0 0 0 1px rgba(94, 228, 166, 0.28);
  animation: rise 0.85s var(--ease) both, pulse-mark 3.2s 0.4s var(--ease) infinite;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.install-btn {
  appearance: none;
  border: 1px solid var(--line);
  background: rgba(7, 26, 20, 0.45);
  color: var(--sand);
  font: 500 0.85rem var(--font-body);
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  cursor: pointer;
  backdrop-filter: blur(8px);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.install-btn:hover {
  border-color: var(--mint);
  background: rgba(31, 107, 79, 0.45);
}

.hero {
  position: relative;
  min-height: min(100dvh, 52rem);
  display: grid;
  align-items: end;
  padding: 0 0 3.5rem;
}

.hero-media {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  transform: scale(1.04);
  animation: kenburns 18s var(--ease) infinite alternate;
  filter: saturate(0.85) contrast(1.05);
}

.hero-veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(7, 26, 20, 0.35) 0%, rgba(7, 26, 20, 0.55) 35%, rgba(7, 26, 20, 0.92) 78%, var(--bg-deep) 100%),
    linear-gradient(90deg, rgba(7, 26, 20, 0.75), transparent 55%);
}

.hero-copy {
  position: relative;
  width: min(40rem, calc(100% - 2.5rem));
  margin: 0 auto 0 1.25rem;
  padding-top: 6rem;
  animation: rise 0.9s var(--ease) both;
}

.brand-hero {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.8rem, 10vw, 5.5rem);
  line-height: 0.92;
  letter-spacing: -0.045em;
  color: var(--mint);
  text-shadow: 0 0.35rem 2rem rgba(0, 0, 0, 0.35);
  animation: rise 1s 0.05s var(--ease) both;
}

.hero-copy h1 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.55rem, 4.4vw, 2.35rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  max-width: 16ch;
}

.lede {
  margin: 0 0 1.75rem;
  color: var(--fog);
  font-size: clamp(1rem, 2.4vw, 1.12rem);
  max-width: 32ch;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  font: 600 0.95rem var(--font-body);
  text-decoration: none;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), border-color 0.25s var(--ease);
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--mint);
  color: var(--ink);
  box-shadow: 0 0.75rem 2rem rgba(94, 228, 166, 0.22);
}

.btn-primary:hover {
  background: #7af0b8;
  transform: translateY(-1px);
}

.btn-ghost {
  border: 1px solid var(--line);
  color: var(--sand);
  background: rgba(7, 26, 20, 0.35);
  backdrop-filter: blur(10px);
}

.btn-ghost:hover {
  border-color: rgba(94, 228, 166, 0.45);
}

.device-hint {
  margin: 1rem 0 0;
  color: var(--mint);
  font-size: 0.9rem;
  max-width: 36ch;
}

.panel {
  padding: 4.5rem 1.25rem;
}

.panel-alt {
  background: linear-gradient(180deg, transparent, rgba(15, 55, 42, 0.55));
}

.panel-inner {
  max-width: 52rem;
  margin: 0 auto;
}

.panel-inner.narrow {
  max-width: 36rem;
}

.panel h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4vw, 2.4rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.section-lede {
  margin: 0 0 2.25rem;
  color: var(--fog);
  max-width: 42ch;
}

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.5rem;
}

.steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line);
  animation: rise 0.8s var(--ease) both;
}

.steps li:nth-child(2) {
  animation-delay: 0.08s;
}

.steps li:nth-child(3) {
  animation-delay: 0.16s;
}

.steps li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.step-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--mint);
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.steps h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.steps p {
  margin: 0;
  color: var(--fog);
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.92em;
  color: var(--sand);
}

.tip-block {
  margin-top: 2rem;
  padding: 1.1rem 1.2rem;
  border-left: 3px solid var(--mint);
  background: rgba(31, 107, 79, 0.22);
  color: var(--fog);
  font-size: 0.95rem;
}

.tip-block strong {
  color: var(--sand);
}

.install-list {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--fog);
  display: grid;
  gap: 0.75rem;
}

.foot {
  padding: 2rem 1.25rem 3rem;
  max-width: 52rem;
  margin: 0 auto;
  color: rgba(232, 245, 238, 0.5);
  font-size: 0.82rem;
}

.foot p {
  margin: 0;
  max-width: 48ch;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(1.25rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes kenburns {
  from {
    transform: scale(1.04) translate3d(0, 0, 0);
  }
  to {
    transform: scale(1.1) translate3d(-1.5%, -1%, 0);
  }
}

@keyframes pulse-mark {
  0%,
  100% {
    box-shadow: 0 0 0 1px rgba(94, 228, 166, 0.35);
  }
  50% {
    box-shadow: 0 0 0 5px rgba(94, 228, 166, 0.12);
  }
}

@media (min-width: 768px) {
  .top {
    padding: 1.35rem 2rem;
  }

  .hero-copy {
    margin-left: 2rem;
    margin-bottom: 4rem;
  }

  .panel {
    padding: 5.5rem 2rem;
  }

  .steps {
    gap: 1.75rem;
  }
}

@media (min-width: 1024px) {
  .hero-copy {
    width: min(44rem, 48%);
  }

  .brand-hero {
    font-size: 6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  html {
    scroll-behavior: auto;
  }

  .hero-media img {
    transform: none;
  }
}