:root {
  --ink: #11110f;
  --paper: #f1efe8;
  --soft: #dedbd1;
  --muted: #6e6d66;
  --line: rgba(17, 17, 15, 0.18);
  --acid: #d9ff43;
  --window: #292927;
  --window-soft: #363633;
  --sans: "Helvetica Neue", "Helvetica", sans-serif;
  --serif: "Iowan Old Style", "Times New Roman", serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(rgba(17, 17, 15, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 17, 15, 0.035) 1px, transparent 1px),
    var(--paper);
  background-size: 48px 48px;
  font-family: var(--sans);
  font-weight: 400;
  letter-spacing: -0.012em;
  line-height: 1.55;
}

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

button,
.button {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  width: min(1180px, calc(100% - 32px));
  margin: 16px auto 0;
  padding: 10px 12px 10px 16px;
  background: rgba(241, 239, 232, 0.82);
  border: 1px solid var(--line);
  border-radius: 16px;
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  width: fit-content;
  font-weight: 600;
  letter-spacing: -0.025em;
}

nav {
  display: flex;
  gap: 28px;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0;
}

nav a,
.text-link,
footer > a {
  transition: opacity 180ms ease;
}

nav a:hover,
.text-link:hover,
footer > a:hover {
  opacity: 0.55;
}

.site-header > .button {
  justify-self: end;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border: 1px solid var(--ink);
  border-radius: 10px;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-small {
  padding: 9px 16px;
  color: var(--paper);
  background: var(--ink);
}

.button-primary {
  padding: 15px 21px;
  color: var(--ink);
  background: var(--acid);
  box-shadow: 4px 4px 0 var(--ink);
}

.button-primary:hover {
  box-shadow: 6px 6px 0 var(--ink);
}

.button-primary svg {
  width: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

.button-large {
  padding: 18px 28px;
}

.hero {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  min-height: 760px;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 90px 0 80px;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.eyebrow {
  margin: 0 0 20px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 620px;
  margin-bottom: 24px;
  font-family: var(--serif);
  font-size: clamp(5rem, 10vw, 9.2rem);
  font-weight: 700;
  line-height: 0.79;
  letter-spacing: -0.072em;
}

.hero-intro {
  max-width: 510px;
  margin-bottom: 30px;
  color: #383834;
  font-size: 1.15rem;
  line-height: 1.58;
  letter-spacing: -0.015em;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 24px;
}

.text-link {
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.text-link span {
  margin-left: 4px;
}

.requirement {
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 0.72rem;
}

.download-help {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 0.72rem;
}

.download-help a {
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.download-notice {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 20;
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 20px;
  align-items: center;
  width: min(660px, calc(100% - 44px));
  padding: 16px 16px 16px 20px;
  color: var(--paper);
  background: var(--ink);
  border: 1px solid var(--paper);
  border-radius: 14px;
  box-shadow: 8px 8px 0 rgba(17, 17, 15, 0.2);
  opacity: 0;
  pointer-events: none;
  transform: translateY(24px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.download-notice.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.download-notice [hidden] {
  display: none;
}

.download-notice strong {
  font-size: 0.86rem;
}

.download-notice p {
  margin: 3px 0 0;
  color: #aaa9a3;
  font-size: 0.72rem;
  line-height: 1.45;
}

.copy-site-link {
  cursor: pointer;
}

.download-notice .button-small {
  color: var(--ink);
  background: var(--acid);
  border-color: var(--paper);
  white-space: nowrap;
}

.download-notice > button {
  padding: 4px 8px;
  color: var(--paper);
  background: transparent;
  border: 0;
  cursor: pointer;
  font-size: 1.4rem;
}

.app-stage {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 590px;
}

.orbit {
  position: absolute;
  border: 1px solid rgba(17, 17, 15, 0.2);
  border-radius: 50%;
}

.orbit-one {
  width: 540px;
  height: 540px;
  animation: spin 24s linear infinite;
}

.orbit-one::after,
.orbit-two::after {
  position: absolute;
  content: "";
  width: 12px;
  height: 12px;
  background: var(--ink);
  border-radius: 50%;
}

.orbit-one::after {
  top: 48px;
  right: 77px;
}

.orbit-two {
  width: 410px;
  height: 410px;
  border-style: dashed;
  animation: spin 18s linear infinite reverse;
}

.orbit-two::after {
  bottom: 20px;
  left: 110px;
  background: var(--acid);
  border: 1px solid var(--ink);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.app-window {
  position: relative;
  z-index: 2;
  width: min(570px, 100%);
  color: #f4f4f0;
  background: var(--window);
  border: 1px solid #000;
  border-radius: 18px;
  box-shadow: 18px 22px 0 rgba(17, 17, 15, 0.14), 0 32px 80px rgba(17, 17, 15, 0.28);
  overflow: hidden;
  transform: rotate(1.5deg);
  transition: transform 350ms ease;
}

.app-window:hover {
  transform: rotate(0);
}

.window-bar {
  position: relative;
  display: flex;
  gap: 8px;
  padding: 13px 14px;
  background: #30302e;
  border-bottom: 1px solid #161614;
}

.window-bar span {
  width: 10px;
  height: 10px;
  background: #656560;
  border-radius: 50%;
}

.window-bar strong {
  position: absolute;
  left: 50%;
  color: #85857e;
  font-size: 0.7rem;
  transform: translateX(-50%);
}

.window-body {
  padding: 25px;
}

.app-heading,
.add-row,
.app-footer,
.blocked-list > div {
  display: flex;
  align-items: center;
}

.app-heading {
  justify-content: space-between;
  margin-bottom: 20px;
}

.app-heading h2 {
  margin: 0;
  font-size: 1.55rem;
  letter-spacing: -0.035em;
}

.app-heading div,
.add-row {
  display: flex;
  gap: 8px;
}

.app-window button,
.fake-input {
  color: #e9e9e5;
  background: #484844;
  border: 1px solid #5b5b56;
  border-radius: 7px;
}

.app-window button {
  padding: 7px 11px;
  cursor: pointer;
}

.app-window .preview-icon-button {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  padding: 0;
}

.app-window .presets-preview {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  width: 38px;
  height: 32px;
  padding: 0 5px;
}

.presets-preview svg {
  width: 15px;
  height: 15px;
  fill: #e9e9e5;
}

.presets-preview .preview-chevron {
  width: 0;
  height: 0;
  border-top: 4px solid #aaa9a3;
  border-right: 3px solid transparent;
  border-left: 3px solid transparent;
}

.fake-input {
  flex: 1;
  padding: 7px 10px;
  color: #797973;
}

.list-title {
  margin: 22px 0 8px;
  font-size: 0.75rem;
  font-weight: 600;
}

.blocked-list {
  padding: 8px 14px;
  background: #20201f;
  border: 1px solid #484844;
  border-radius: 9px;
}

.blocked-list > div {
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid #3d3d39;
  font-size: 0.82rem;
}

.blocked-list > div:last-child {
  border-bottom: 0;
}

.blocked-list > div span:last-child {
  display: grid;
  place-items: center;
  width: 17px;
  height: 17px;
  color: #aaa9a3;
  border: 1px solid #aaa9a3;
  border-radius: 50%;
}

.app-footer {
  justify-content: flex-end;
  margin-top: 20px;
}

.start-button.active {
  color: var(--ink);
  background: var(--acid);
  border-color: var(--acid);
}

.warning {
  position: absolute;
  right: 18px;
  bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 280px;
  padding: 12px 14px;
  color: var(--ink);
  background: var(--acid);
  border: 1px solid var(--ink);
  border-radius: 9px;
  box-shadow: 4px 4px 0 var(--ink);
  font-size: 0.75rem;
  font-weight: 600;
  opacity: 0;
  transform: translateY(12px);
  animation: demo-warning 8s ease-in-out infinite;
}

@keyframes demo-warning {
  0%, 32%, 76%, 100% {
    opacity: 0;
    transform: translateY(12px);
  }
  40%, 68% {
    opacity: 1;
    transform: translateY(0);
  }
}

.warning-mark {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  color: var(--paper);
  background: var(--ink);
  border-radius: 50%;
}

.proof-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 25px max(24px, calc((100vw - 1180px) / 2));
  color: var(--paper);
  background: var(--ink);
}

.proof-strip p {
  margin: 0;
  color: #a7a59d;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.proof-strip div {
  display: flex;
  gap: clamp(24px, 6vw, 80px);
  font-family: var(--serif);
  font-size: 1.2rem;
  font-weight: 700;
}

.steps-section,
.install-section {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 140px 0;
}

.section-heading {
  display: grid;
  grid-template-columns: 1fr 2fr;
  align-items: start;
  margin-bottom: 70px;
}

.section-heading h2,
.voice-copy h2 {
  margin-bottom: 0;
  font-family: var(--serif);
  font-size: clamp(3.4rem, 7vw, 6.5rem);
  line-height: 0.9;
  letter-spacing: -0.058em;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--ink);
}

.steps article {
  min-height: 320px;
  padding: 26px 28px 30px 0;
  border-right: 1px solid var(--line);
}

.steps article + article {
  padding-left: 28px;
}

.steps article:last-child {
  border-right: 0;
}

.step-number {
  display: block;
  margin-bottom: 90px;
  font-family: var(--serif);
  font-size: 1.5rem;
  font-style: italic;
}

.steps h3,
.install-list h3 {
  margin-bottom: 10px;
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.018em;
}

.steps p,
.install-list p,
.voice-copy > p:last-child {
  color: var(--muted);
  line-height: 1.62;
  letter-spacing: -0.008em;
}

.voice-section {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 90px;
  align-items: center;
  padding: 120px max(24px, calc((100vw - 1180px) / 2));
  color: var(--paper);
  background: var(--ink);
}

.voice-card {
  position: relative;
  min-height: 420px;
  padding: 40px;
  color: var(--ink);
  background: var(--acid);
  border-radius: 28px;
  overflow: hidden;
  transform: rotate(-2deg);
}

.voice-card blockquote {
  position: relative;
  z-index: 2;
  margin: 150px 0 24px;
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3.8rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.045em;
}

.voice-card p {
  position: relative;
  z-index: 2;
  margin: 0;
  font-size: 0.8rem;
  font-weight: 600;
}

.sound-lines {
  position: absolute;
  inset: 28px 28px auto;
  display: flex;
  align-items: center;
  gap: 10px;
  height: 120px;
}

.sound-lines span {
  width: 8px;
  height: 35%;
  background: var(--ink);
  border-radius: 20px;
  animation: pulse 1.2s ease-in-out infinite alternate;
}

.sound-lines span:nth-child(2) { height: 70%; animation-delay: -0.2s; }
.sound-lines span:nth-child(3) { height: 100%; animation-delay: -0.5s; }
.sound-lines span:nth-child(4) { height: 50%; animation-delay: -0.8s; }
.sound-lines span:nth-child(5) { height: 85%; animation-delay: -0.4s; }
.sound-lines span:nth-child(6) { height: 40%; animation-delay: -0.7s; }
.sound-lines span:nth-child(7) { height: 65%; animation-delay: -0.1s; }

@keyframes pulse {
  to { transform: scaleY(0.45); }
}

.voice-copy .eyebrow {
  color: #a7a59d;
}

.voice-copy h2 {
  margin-bottom: 30px;
}

.voice-copy > p:last-child {
  max-width: 430px;
  color: #bbb9b0;
}

.install-section {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  column-gap: 90px;
}

.install-section .section-heading {
  display: block;
  margin-bottom: 0;
}

.install-section .section-heading h2 {
  font-size: clamp(3.2rem, 5.8vw, 5.5rem);
}

.install-intro {
  max-width: 440px;
  margin: 28px 0 0;
  color: var(--muted);
  line-height: 1.62;
  letter-spacing: -0.008em;
}

.install-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ink);
}

.install-list li {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 18px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.install-list li > span {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  color: var(--paper);
  background: var(--ink);
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 600;
}

.install-list p {
  margin: 0;
  font-size: 0.88rem;
}

.install-actions {
  grid-column: 2;
  display: flex;
  align-items: center;
  gap: 24px;
  justify-self: start;
  margin-top: 34px;
}

footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 30px max(24px, calc((100vw - 1180px) / 2));
  color: var(--paper);
  background: var(--ink);
  border-top: 1px solid #353531;
  font-size: 0.76rem;
}

footer p {
  margin: 0;
  color: #8d8b84;
}

footer > a:last-child {
  justify-self: end;
}

@media (max-width: 900px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  nav {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 80px;
  }

  h1 {
    font-size: clamp(5rem, 22vw, 8rem);
  }

  .app-stage {
    min-height: 600px;
  }

  .section-heading,
  .voice-section,
  .install-section {
    grid-template-columns: 1fr;
  }

  .section-heading {
    gap: 16px;
  }

  .voice-section {
    gap: 65px;
  }

  .voice-copy {
    order: -1;
  }

  .install-section {
    gap: 60px;
  }

  .install-actions {
    grid-column: 1;
  }
}

@media (max-width: 640px) {
  .site-header {
    width: calc(100% - 20px);
    margin-top: 10px;
  }

  .hero {
    width: calc(100% - 28px);
    min-height: auto;
    padding: 70px 0;
  }

  .hero-intro {
    font-size: 1rem;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .download-notice {
    right: 12px;
    bottom: 12px;
    grid-template-columns: 1fr auto;
    gap: 14px;
    width: calc(100% - 24px);
  }

  .download-notice .button {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .download-notice > button {
    grid-column: 2;
    grid-row: 1;
  }

  .app-stage {
    min-height: 470px;
    overflow: hidden;
  }

  .orbit-one {
    width: 390px;
    height: 390px;
  }

  .orbit-two {
    width: 300px;
    height: 300px;
  }

  .app-window {
    width: 100%;
    box-shadow: 8px 10px 0 rgba(17, 17, 15, 0.14);
    transform: none;
  }

  .window-body {
    padding: 17px;
  }

  .blocked-list > div:last-child {
    display: none;
  }

  .proof-strip {
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
  }

  .proof-strip div {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px 35px;
  }

  .steps-section,
  .install-section {
    width: calc(100% - 28px);
    padding: 90px 0;
  }

  .steps {
    grid-template-columns: 1fr;
  }

  .steps article,
  .steps article + article {
    min-height: auto;
    padding: 24px 0 35px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .step-number {
    margin-bottom: 38px;
  }

  .voice-section {
    padding: 90px 14px;
  }

  .voice-card {
    min-height: 360px;
    padding: 28px;
  }

  .voice-card blockquote {
    margin-top: 145px;
  }

  .install-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  footer {
    grid-template-columns: 1fr auto;
    row-gap: 18px;
  }

  footer p {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}