/* Neato Echo — inherits the Neato Ventures showroom world (see DESIGN.md) */

:root {
  --cream: 50 33% 95%;
  --card: 50 25% 92%;
  --muted: 45 20% 88%;
  --foreground: 17 35% 12%;
  --retro-brown: 17 40% 36%;
  --muted-foreground: 17 20% 40%;
  --border: 17 15% 78%;
  --teal: 179 52% 52%;
  --burnt-orange: 12 93% 58%;
  --mustard: 45 87% 62%;
  --radius: 0.75rem;
  --font-display: "Space Mono", "Courier New", monospace;
  --font-body: "Outfit", "Segoe UI", system-ui, sans-serif;
  color-scheme: light;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  background: hsl(var(--cream));
  color: hsl(var(--foreground));
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: hsl(var(--teal) / 0.35);
  color: hsl(var(--foreground));
}

:focus-visible {
  outline: 2px solid hsl(var(--teal));
  outline-offset: 2px;
  box-shadow: 0 0 0 2px hsl(var(--cream));
}

html {
  scrollbar-color: hsl(var(--retro-brown) / 0.5) hsl(var(--card));
}

::-webkit-scrollbar {
  width: 12px;
}
::-webkit-scrollbar-track {
  background: hsl(var(--card));
}
::-webkit-scrollbar-thumb {
  background: hsl(var(--retro-brown) / 0.5);
  border: 3px solid hsl(var(--card));
  border-radius: 8px;
}

img,
svg {
  max-width: 100%;
  display: block;
}

a {
  color: hsl(var(--teal));
  text-decoration-thickness: 2px;
  text-underline-offset: 0.2em;
}

a:hover {
  color: hsl(var(--foreground));
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.2;
  margin: 0;
  text-wrap: balance;
}

h1 {
  font-size: clamp(1.875rem, 1.1rem + 2.5vw, 3rem);
  line-height: 1.12;
  letter-spacing: 0.05em;
}

h2 {
  font-size: clamp(1.5rem, 1.1rem + 1.4vw, 2rem);
}

h3 {
  font-size: 0.875rem;
  letter-spacing: 0.04em;
}

p {
  margin: 0;
}

.container {
  width: 100%;
  max-width: 1400px;
  margin-inline: auto;
  padding-inline: 2rem;
}

.measure {
  max-width: 62ch;
}

.mono {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.75rem;
  font-weight: 700;
}

.micro {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.65rem;
  font-weight: 700;
}

.muted {
  color: hsl(var(--muted-foreground));
}

.orange {
  color: hsl(var(--burnt-orange));
}

.teal {
  color: hsl(var(--teal));
}

/* ---------- motifs ---------- */

.scanlines {
  position: relative;
}

.scanlines::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    hsl(var(--foreground) / 0.03) 2px,
    hsl(var(--foreground) / 0.03) 4px
  );
  pointer-events: none;
  z-index: 1;
  border-radius: inherit;
}

.bg-starburst {
  background-image:
    radial-gradient(circle at 50% 50%, hsl(var(--mustard) / 0.15) 0%, transparent 40%),
    radial-gradient(circle at 20% 30%, hsl(var(--teal) / 0.1) 0%, transparent 35%),
    radial-gradient(circle at 80% 70%, hsl(var(--burnt-orange) / 0.08) 0%, transparent 35%);
}

.googie-card {
  border: 2px solid hsl(var(--border));
  background: hsl(var(--card));
  border-radius: var(--radius);
  box-shadow: 5px 5px 0 hsl(var(--retro-brown) / 0.15);
  transition:
    box-shadow 0.3s ease,
    border-color 0.3s ease,
    transform 0.3s ease;
}

.googie-card:hover {
  box-shadow: 8px 8px 0 hsl(var(--teal) / 0.2);
  border-color: hsl(var(--teal));
  transform: translate(-2px, -2px);
}

.dashed-rule {
  border: 0;
  border-top: 1px dashed hsl(var(--retro-brown) / 0.35);
  margin: 0;
}

/* ---------- buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  font-size: 0.8rem;
  height: 48px;
  padding: 0 2rem;
  border-radius: var(--radius);
  border: 2px solid transparent;
  text-decoration: none;
  cursor: pointer;
  transition:
    transform 0.15s ease,
    box-shadow 0.15s ease,
    background-color 0.15s ease,
    color 0.15s ease;
  white-space: nowrap;
}

.btn svg {
  width: 1rem;
  height: 1rem;
  stroke: currentColor;
  fill: none;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.btn-cta {
  background: hsl(var(--burnt-orange));
  color: hsl(var(--cream));
  border-color: hsl(var(--burnt-orange));
  box-shadow: 4px 4px 0 hsl(var(--retro-brown) / 0.3);
}

.btn-cta:hover {
  color: hsl(var(--cream));
  transform: translate(-1px, -1px);
  box-shadow: 6px 6px 0 hsl(var(--retro-brown) / 0.3);
}

.btn-hero-outline {
  background: transparent;
  color: hsl(var(--teal));
  border-color: hsl(var(--teal));
}

.btn-hero-outline:hover {
  background: hsl(var(--teal));
  color: hsl(var(--cream));
}

.btn-outline {
  background: hsl(var(--cream));
  color: hsl(var(--foreground));
  border-color: hsl(var(--retro-brown));
}

.btn-outline:hover {
  background: hsl(var(--card));
  color: hsl(var(--foreground));
}

.btn-retro {
  background: hsl(var(--retro-brown));
  color: hsl(var(--cream));
  border-color: hsl(var(--retro-brown));
  height: 40px;
  padding: 0 1.25rem;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  box-shadow: 3px 3px 0 hsl(var(--retro-brown) / 0.3);
}

.btn-retro:hover {
  color: hsl(var(--cream));
  transform: translate(-1px, -1px);
}

.btn-sm {
  height: 40px;
  padding: 0 1.25rem;
  font-size: 0.72rem;
}

.btn[aria-disabled="true"] {
  opacity: 0.55;
  pointer-events: none;
}

/* ---------- nav ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  height: 4rem;
  background: hsl(var(--cream) / 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 2px solid hsl(var(--border));
}

.nav .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 1rem;
  color: hsl(var(--foreground));
  text-decoration: none;
}

.wordmark img {
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 0.45rem;
  transition: transform 0.7s ease;
}

.wordmark:hover img {
  transform: rotate(180deg);
}

.nav-links {
  display: none;
  align-items: center;
  gap: 1.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.72rem;
  color: hsl(var(--muted-foreground));
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: hsl(var(--teal));
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 2px solid hsl(var(--border));
  border-radius: 10px;
  background: hsl(var(--card));
  color: hsl(var(--foreground));
  cursor: pointer;
}

.nav-toggle svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2.2;
  stroke-linecap: round;
}

.nav-mobile {
  display: none;
  border-bottom: 2px solid hsl(var(--border));
  background: hsl(var(--card));
}

.nav-mobile[data-open="true"] {
  display: block;
}

.nav-mobile ul {
  list-style: none;
  margin: 0;
  padding: 0.5rem 2rem 1rem;
  display: grid;
  gap: 0.25rem;
}

.nav-mobile a {
  display: block;
  padding: 0.7rem 0;
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.75rem;
  color: hsl(var(--foreground));
  text-decoration: none;
  border-bottom: 1px dashed hsl(var(--retro-brown) / 0.35);
}

@media (min-width: 900px) {
  .nav-links {
    display: flex;
  }
  .nav-toggle,
  .nav-mobile {
    display: none !important;
  }
}

@media (max-width: 520px) {
  .container {
    padding-inline: 1.25rem;
  }
  .wordmark {
    font-size: 0.9rem;
    letter-spacing: 0.05em;
  }
  .nav-actions .btn {
    padding-inline: 0.9rem;
  }
}

/* ---------- sections ---------- */

section {
  padding-block: 5rem;
}

.band {
  background: hsl(var(--card));
  border-top: 2px solid hsl(var(--border));
  border-bottom: 2px solid hsl(var(--border));
}

.band-brown {
  background: hsl(var(--retro-brown));
  color: hsl(var(--cream));
}

.band-brown h2,
.band-brown h3 {
  color: hsl(var(--cream));
}

.band-brown .muted {
  color: hsl(var(--cream) / 0.78);
}

.section-head {
  text-align: center;
  display: grid;
  gap: 0.75rem;
  justify-items: center;
}

.section-head p {
  max-width: 40rem;
  color: hsl(var(--muted-foreground));
}

.stack-3 {
  margin-top: 3rem;
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  overflow: hidden;
  padding-block: 4.5rem 5rem;
}

.hero-ring {
  position: absolute;
  border: 2px solid hsl(var(--teal) / 0.18);
  border-radius: 50%;
  width: min(60vw, 720px);
  height: min(60vw, 720px);
  right: -12%;
  top: -18%;
  pointer-events: none;
  animation: orbit 90s linear infinite;
}

.hero-ring::before {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: hsl(var(--burnt-orange));
  top: 6%;
  left: 50%;
  box-shadow: 0 0 0 5px hsl(var(--cream));
}

.hero-grid {
  position: relative;
  display: grid;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1000px) {
  .hero-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 4rem;
  }
}

.hero-copy {
  display: grid;
  gap: 1.5rem;
}

.hero-copy h1 span {
  display: block;
}

.hero-tagline {
  font-size: 1.2rem;
  font-weight: 600;
  color: hsl(var(--burnt-orange));
  text-shadow: 0 2px 6px hsl(var(--burnt-orange) / 0.4);
}

.hero-lede {
  color: hsl(var(--muted-foreground));
  font-size: 1.05rem;
  max-width: 34rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-items: center;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.4rem;
  color: hsl(var(--muted-foreground));
}

.hero-meta span::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  background: hsl(var(--teal));
  transform: rotate(45deg);
  margin-right: 0.6rem;
  vertical-align: middle;
}

/* ---------- CRT frame (real screenshots only) ---------- */

.crt {
  margin: 0;
  position: relative;
  border: 2px solid hsl(var(--border));
  border-radius: var(--radius);
  background: hsl(var(--card));
  box-shadow: 5px 5px 0 hsl(var(--retro-brown) / 0.15);
  overflow: hidden;
}

.crt-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  height: 2rem;
  padding: 0 0.85rem;
  border-bottom: 2px solid hsl(var(--border));
  background: hsl(var(--muted));
}

.crt-bar i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: hsl(var(--retro-brown) / 0.35);
}

.crt-bar i:first-child {
  background: hsl(var(--burnt-orange));
}

.crt-bar span {
  margin-left: auto;
  color: hsl(var(--muted-foreground));
}

.crt-screen {
  position: relative;
  aspect-ratio: 16 / 10;
  background: hsl(var(--foreground));
}

.crt-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top left;
}

.crt.is-empty .crt-screen > img {
  display: none;
}

.crt-empty {
  display: none;
  position: absolute;
  inset: 0;
  place-content: center;
  text-align: center;
  color: hsl(var(--cream) / 0.7);
  padding: 2rem;
  gap: 0.5rem;
}

.crt.is-empty .crt-empty {
  display: grid;
}

.crt-empty .wave {
  width: 72px;
  margin-inline: auto;
  opacity: 0.6;
}

/* ---------- story bands ---------- */

.story {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 1000px) {
  .story {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 4rem;
  }
  .story.flip .story-copy {
    order: 2;
  }
}

.story-copy {
  display: grid;
  gap: 1.25rem;
}

.story-copy h2 {
  max-width: 18ch;
}

.story-copy p {
  color: hsl(var(--muted-foreground));
  max-width: 34rem;
}

.story-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.story-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: start;
  padding-bottom: 0.6rem;
  border-bottom: 1px dashed hsl(var(--retro-brown) / 0.35);
}

.story-list li::before {
  content: "";
  width: 7px;
  height: 7px;
  background: hsl(var(--teal));
  transform: rotate(45deg);
  margin-top: 0.55rem;
  grid-row: 1 / span 2;
}

.story-list strong,
.story-list span {
  grid-column: 2;
}

.story-list strong {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.story-list span {
  display: block;
  color: hsl(var(--muted-foreground));
}

.hotkey {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.15rem 0.55rem;
  border: 2px solid hsl(var(--retro-brown));
  border-radius: 4px;
  box-shadow: 2px 2px 0 hsl(var(--retro-brown) / 0.35);
  background: hsl(var(--cream));
  color: hsl(var(--foreground));
}

/* ---------- presets ---------- */

.stamps {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.stamp {
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 0.45rem 0.8rem;
  border: 2px solid hsl(var(--teal));
  color: hsl(var(--teal));
  border-radius: 4px;
  background: hsl(var(--cream));
}

.stamp.custom {
  border-style: dashed;
  color: hsl(var(--muted-foreground));
  border-color: hsl(var(--retro-brown) / 0.5);
}

/* ---------- privacy ledger ---------- */

.ledger {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 900px) {
  .ledger {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

.plate {
  padding: 2rem;
  display: grid;
  gap: 1rem;
  align-content: start;
}

.plate h3 {
  color: hsl(var(--teal));
  font-size: 0.8rem;
  letter-spacing: 0.2em;
}

.plate.plate-out h3 {
  color: hsl(var(--burnt-orange));
}

.plate dl {
  margin: 0;
  display: grid;
  gap: 0;
}

.plate dt {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding-top: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.plate dt svg {
  width: 14px;
  height: 14px;
  stroke: hsl(var(--teal));
  fill: none;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.plate-out dt svg {
  stroke: hsl(var(--burnt-orange));
}

.plate dd {
  margin: 0.25rem 0 0.85rem;
  color: hsl(var(--muted-foreground));
  border-bottom: 1px dashed hsl(var(--retro-brown) / 0.35);
  padding-bottom: 0.85rem;
}

.plate dd:last-child {
  border-bottom: 0;
}

/* ---------- install steps ---------- */

.steps {
  counter-reset: step;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 900px) {
  .steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.step {
  padding: 1.5rem;
  display: grid;
  gap: 0.6rem;
  align-content: start;
}

.step-num {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  border: 2px solid hsl(var(--teal));
  color: hsl(var(--teal));
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
}

.step h3 {
  font-size: 0.85rem;
}

.step p {
  color: hsl(var(--muted-foreground));
  font-size: 0.95rem;
}

.requirements {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: center;
  color: hsl(var(--muted-foreground));
}

/* ---------- pricing teaser ---------- */

.teaser {
  max-width: 44rem;
  margin-inline: auto;
  padding: 2.5rem;
  text-align: center;
  display: grid;
  gap: 1.25rem;
  justify-items: center;
}

.teaser .ribbon {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 0.35rem 0.9rem;
  background: hsl(var(--mustard));
  color: hsl(var(--foreground));
  border-radius: 4px;
}

.teaser p {
  color: hsl(var(--muted-foreground));
  max-width: 36rem;
}

/* ---------- changelog ---------- */

.releases {
  display: grid;
  gap: 1.25rem;
}

.release {
  padding: 1.75rem 2rem;
  display: grid;
  gap: 0.9rem;
}

.release-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.6rem 1.25rem;
}

.release-head h3 {
  font-size: 1rem;
}

.release-head time {
  color: hsl(var(--muted-foreground));
}

.release-body {
  color: hsl(var(--muted-foreground));
  max-width: 70ch;
}

.release-body ul {
  padding-left: 1.2rem;
  margin: 0.4rem 0;
}

.release-body h4 {
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: hsl(var(--foreground));
}

.release-body code {
  font-family: var(--font-display);
  font-size: 0.85em;
  background: hsl(var(--muted));
  padding: 0.05em 0.35em;
  border-radius: 3px;
}

.release-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.release-status {
  color: hsl(var(--muted-foreground));
  text-align: center;
}

/* ---------- footer ---------- */

.footer {
  padding-block: 4rem 2.5rem;
}

.footer-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 800px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.footer h3 {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: hsl(var(--cream) / 0.8);
  margin-bottom: 0.9rem;
}

.footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.footer a {
  color: hsl(var(--cream));
}

.footer a:hover {
  color: hsl(var(--mustard));
}

.footer-tag {
  color: hsl(var(--mustard));
  text-shadow: 0 2px 6px hsl(var(--burnt-orange) / 0.4);
  font-weight: 600;
}

.footer-bottom {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px dashed hsl(var(--cream) / 0.3);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  color: hsl(var(--cream) / 0.7);
  font-size: 0.9rem;
}

/* ---------- motion ---------- */

@keyframes orbit {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .hero-ring,
  .wordmark img {
    animation: none;
    transition: none;
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}