:root {
  --green: #2d7a4d;
  --green-dark: #1e5a38;
  --ink: #050806;
  --paper: #f4f7f4;
  --white: #ffffff;
  --muted: #b9c3bb;
  --line: rgba(255, 255, 255, 0.18);
  --mono: "SFMono-Regular", "Roboto Mono", "Cascadia Mono", "Liberation Mono", monospace;
  --display: "Arial Black", "Helvetica Neue", Arial, sans-serif;
  --max: 1440px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--ink);
}

body {
  margin: 0;
  color: var(--white);
  background: var(--ink);
  font-family: var(--mono);
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

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

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

:focus-visible {
  outline: 3px solid var(--white);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 8px;
  left: 8px;
  padding: 12px 16px;
  color: var(--ink);
  background: var(--white);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: absolute;
  z-index: 20;
  top: 0;
  left: 50%;
  display: flex;
  width: min(100%, var(--max));
  height: 72px;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  transform: translateX(-50%);
  border-bottom: 1px solid var(--line);
}

.wordmark {
  font-family: var(--display);
  font-size: 19px;
  font-weight: 900;
  letter-spacing: 0.34em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.nav-links a:not(.nav-action) {
  color: rgba(255, 255, 255, 0.72);
}

.nav-links a:hover {
  color: var(--white);
}

.nav-action {
  padding: 12px 18px;
  color: var(--ink);
  background: var(--white);
}

.menu-button,
.mobile-nav {
  display: none;
}

.hero {
  display: grid;
  width: min(100%, var(--max));
  min-height: 100dvh;
  margin: 0 auto;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: stretch;
  border-right: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.hero-copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: center;
  padding: 100px 4vw 50px 5vw;
  background: var(--green);
}

.eyebrow {
  margin: 0 0 30px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

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

h1,
h2,
h3 {
  font-family: var(--display);
}

h1 {
  max-width: 760px;
  margin-bottom: 26px;
  font-size: clamp(3.3rem, 4.15vw, 4.7rem);
  font-weight: 900;
  letter-spacing: -0.075em;
  line-height: 0.92;
}

h1 em {
  display: inline-block;
  padding: 0 0 0.08em;
  font-family: inherit;
  line-height: 1.1;
}

.hero-deck {
  max-width: 42ch;
  margin-bottom: 34px;
  color: rgba(255, 255, 255, 0.76);
  font-size: clamp(15px, 1.2vw, 18px);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 2px solid currentColor;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.04em;
  white-space: nowrap;
  transition: transform 140ms linear, background-color 140ms linear, color 140ms linear;
}

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

.button:active {
  transform: translateY(1px) scale(0.98);
}

.button-primary {
  color: var(--green-dark);
  border-color: var(--white);
  background: var(--white);
}

.button-ghost {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.58);
}

.hero-product {
  display: grid;
  min-width: 0;
  grid-template-rows: 130px 1fr 76px;
  background: #0d120f;
}

.product-toolbar,
.product-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  color: rgba(255, 255, 255, 0.6);
  border-bottom: 1px solid var(--line);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.product-toolbar strong {
  color: var(--white);
  font-family: var(--display);
  font-size: 15px;
  letter-spacing: -0.03em;
}

.product-toolbar {
  padding-top: 72px;
}

.alarm-preview {
  display: flex;
  min-height: 0;
  flex-direction: column;
  padding: 36px;
  color: var(--white);
  background: var(--green);
  transition: background-color 220ms linear;
}

.alarm-preview-head {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.alarm-preview-time {
  margin: auto 0 0;
  font-family: var(--display);
  font-size: clamp(6.2rem, 11vw, 11rem);
  font-weight: 900;
  letter-spacing: -0.09em;
  line-height: 0.9;
}

.alarm-preview-label {
  margin: 10px 0 auto;
  color: rgba(255, 255, 255, 0.7);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.alarm-preview-actions {
  display: grid;
  margin-top: 32px;
  grid-template-columns: 0.42fr 0.58fr;
  gap: 2px;
  background: rgba(255, 255, 255, 0.25);
}

.alarm-preview-actions button {
  display: flex;
  min-height: 96px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 7px;
  color: var(--white);
  border: 0;
  background: rgba(0, 0, 0, 0.22);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: transform 100ms linear, background-color 100ms linear;
}

.alarm-preview-actions button strong {
  font-size: 12px;
  letter-spacing: 0.06em;
}

.alarm-preview-actions button span {
  font-size: 9px;
  letter-spacing: 0.12em;
  opacity: 0.62;
}

.alarm-preview-actions button:last-child {
  color: var(--ink);
  background: var(--white);
}

.alarm-preview-actions button:active {
  transform: scale(0.985);
}

.product-colors {
  justify-content: flex-end;
  gap: 12px;
  border-top: 1px solid var(--line);
  border-bottom: 0;
}

.product-colors button {
  width: 24px;
  height: 24px;
  padding: 0;
  border: 2px solid transparent;
  border-radius: 50%;
  background: var(--preview-color);
  cursor: pointer;
}

.product-colors button:nth-child(1) { --preview-color: #2d7a4d; }
.product-colors button:nth-child(2) { --preview-color: #1565c0; }
.product-colors button:nth-child(3) { --preview-color: #e64a19; }

.product-colors button[aria-pressed="true"] {
  border-color: var(--white);
  box-shadow: 0 0 0 2px var(--ink);
}

.product-status {
  gap: 18px;
  border-top: 1px solid var(--line);
  border-bottom: 0;
}

.product-status span:last-child {
  overflow: hidden;
  text-align: right;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.signal-strip {
  display: grid;
  width: min(100%, var(--max));
  min-height: 76px;
  margin: 0 auto;
  grid-template-columns: repeat(4, 1fr);
  color: rgba(255, 255, 255, 0.68);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-left: 1px solid var(--line);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.signal-strip span {
  display: grid;
  place-items: center;
  border-right: 1px solid var(--line);
}

.signal-strip span:last-child {
  border-right: 0;
}

.section {
  width: min(100%, var(--max));
  margin: 0 auto;
  padding: 120px 32px;
  border-right: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.section-intro {
  max-width: 850px;
  margin-bottom: 70px;
}

.section h2 {
  margin-bottom: 24px;
  font-size: clamp(2.8rem, 5.5vw, 6rem);
  letter-spacing: -0.065em;
  line-height: 0.94;
}

.section-intro p,
.reliability-copy > p,
.availability-copy p {
  max-width: 58ch;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.6fr;
  grid-template-rows: repeat(2, minmax(320px, auto));
  gap: 2px;
  background: rgba(255, 255, 255, 0.12);
}

.feature {
  position: relative;
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: flex-end;
  padding: 38px;
  overflow: hidden;
  background: #111713;
}

.feature h3 {
  max-width: 460px;
  margin-bottom: 12px;
  font-size: clamp(1.55rem, 2.2vw, 2.35rem);
  letter-spacing: -0.045em;
  line-height: 1;
}

.feature p {
  max-width: 48ch;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
}

.feature-flood {
  min-height: 650px;
  grid-row: 1 / 3;
  justify-content: space-between;
  color: var(--white);
  background: var(--green);
}

.flood-clock {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.flood-label,
.flood-action {
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.15em;
}

.flood-clock strong {
  font-family: var(--display);
  font-size: clamp(5.6rem, 10vw, 9.5rem);
  letter-spacing: -0.085em;
  line-height: 0.95;
}

.flood-action {
  align-self: stretch;
  margin-top: 26px;
  padding: 28px;
  color: var(--white);
  background: var(--ink);
  text-align: center;
}

.feature-type {
  color: var(--ink);
  background: var(--paper);
}

.feature-type p {
  color: #4f5952;
}

.type-sample {
  position: absolute;
  top: -30px;
  right: -4px;
  color: var(--green);
  font-family: var(--display);
  font-size: 12rem;
  font-weight: 900;
  letter-spacing: -0.12em;
  line-height: 1;
  opacity: 0.18;
}

.feature-timer {
  color: var(--white);
  background: #18221c;
}

.timer-readout {
  display: flex;
  margin-bottom: auto;
  align-items: center;
  justify-content: space-between;
}

.timer-readout > span {
  font-family: var(--display);
  font-size: clamp(3rem, 4vw, 4.5rem);
  letter-spacing: -0.07em;
}

.timer-control {
  display: grid;
  width: 70px;
  height: 70px;
  padding: 0;
  place-items: center;
  color: var(--white);
  border: 2px solid var(--white);
  border-radius: 50%;
  background: transparent;
}

.timer-control span {
  display: block;
  width: 16px;
  height: 22px;
  border-right: 5px solid currentColor;
  border-left: 5px solid currentColor;
}

.how {
  padding-top: 132px;
  padding-bottom: 132px;
}

.how-intro {
  max-width: 920px;
  margin-bottom: 72px;
}

.how-intro h2 {
  max-width: 900px;
}

.how-intro > p:last-child {
  max-width: 62ch;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.steps-grid {
  display: grid;
  min-height: 560px;
  grid-template-columns: 1.12fr 0.88fr;
  grid-template-rows: 1fr 1fr;
  gap: 2px;
  background: rgba(255, 255, 255, 0.14);
}

.step {
  position: relative;
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(28px, 4vw, 56px);
  overflow: hidden;
}

.step-price {
  grid-row: 1 / 3;
  color: var(--white);
  background: var(--green);
}

.step-choice {
  color: var(--ink);
  background: var(--paper);
}

.step-morning {
  color: var(--white);
  background: #172019;
}

.step-number {
  position: absolute;
  top: 28px;
  right: 32px;
  font-family: var(--display);
  font-size: clamp(4rem, 8vw, 8rem);
  font-weight: 900;
  letter-spacing: -0.08em;
  line-height: 0.8;
  opacity: 0.14;
}

.step h3 {
  max-width: 480px;
  margin-bottom: 14px;
  font-size: clamp(2rem, 3.8vw, 4rem);
  letter-spacing: -0.055em;
  line-height: 0.95;
  text-transform: uppercase;
}

.step p {
  max-width: 42ch;
  margin-bottom: 0;
  color: inherit;
  font-size: 13px;
  line-height: 1.65;
  opacity: 0.7;
}

.features-new {
  padding-top: 132px;
  padding-bottom: 132px;
}

.section-label {
  margin-bottom: 26px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.feature-duo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: rgba(255, 255, 255, 0.14);
}

.feature-panel {
  display: grid;
  min-width: 0;
  height: 760px;
  min-height: 760px;
  grid-template-rows: minmax(0, 1fr) auto;
  overflow: hidden;
  background: #111713;
}

.feature-clarity {
  color: var(--white);
  background: var(--green);
}

.clarity-screen {
  display: flex;
  min-height: 0;
  flex-direction: column;
  padding: clamp(28px, 4vw, 54px);
}

.clarity-screen > span {
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.clarity-screen strong {
  margin-top: auto;
  font-family: var(--display);
  font-size: clamp(5.2rem, 9vw, 9.5rem);
  letter-spacing: -0.09em;
  line-height: 0.88;
}

.clarity-screen b {
  margin-top: 40px;
  padding: 28px;
  color: var(--ink);
  background: var(--white);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-align: center;
}

.feature-countdown {
  background: #111713;
}

.timer-demo {
  position: relative;
  display: grid;
  min-height: 0;
  overflow: hidden;
  grid-template-rows: auto minmax(0, 1fr) minmax(150px, 0.72fr);
  color: var(--white);
  background: #ffa000;
}

.timer-demo-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: clamp(22px, 2.4vw, 34px) clamp(24px, 3vw, 42px) 0;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.timer-demo-readout {
  display: flex;
  min-height: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px clamp(24px, 3vw, 42px);
}

.timer-demo-readout strong {
  font-family: var(--display);
  font-size: clamp(5rem, 7.2vw, 7.4rem);
  font-variant-numeric: tabular-nums;
  font-weight: 900;
  letter-spacing: -0.075em;
  line-height: 0.9;
  white-space: nowrap;
}

.timer-demo-readout span {
  margin-top: clamp(18px, 2vw, 28px);
  color: rgba(255, 255, 255, 0.68);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.28em;
}

.timer-demo-actions {
  display: grid;
  min-height: 0;
  grid-template-columns: 1fr 1fr;
}

.timer-demo-actions button {
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  border: 0;
  border-radius: 0;
  font: inherit;
  transition: transform 120ms linear, filter 120ms linear;
}

.timer-demo-actions button:hover {
  filter: brightness(0.97);
}

.timer-demo-actions button:active {
  transform: translateY(1px);
}

.timer-demo-actions button:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: -6px;
}

.timer-demo-add {
  color: var(--ink);
  background: rgba(5, 8, 6, 0.1);
}

.timer-demo-dismiss {
  color: #9a5300;
  background: var(--white);
}

.timer-demo-symbol {
  margin-bottom: 9px;
  font-family: var(--display);
  font-size: clamp(2.4rem, 3.4vw, 3.8rem);
  font-weight: 400;
  line-height: 0.8;
}

.timer-demo-actions strong {
  font-size: clamp(1rem, 1.7vw, 1.45rem);
  letter-spacing: -0.03em;
}

.timer-demo-actions small {
  margin-top: 7px;
  font-size: 9px;
  font-weight: 900;
  letter-spacing: 0.16em;
  opacity: 0.65;
}

.timer-demo-feedback {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.feature-panel-copy {
  min-height: 180px;
  padding: 34px 38px;
  color: var(--white);
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  background: #111713;
}

.feature-panel-copy h3 {
  margin-bottom: 12px;
  font-size: clamp(2rem, 3vw, 3.2rem);
  letter-spacing: -0.05em;
  line-height: 0.95;
  text-transform: uppercase;
}

.feature-panel-copy p {
  max-width: 46ch;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
}

.final-cta {
  display: grid;
  min-height: 650px;
  padding: 0;
  grid-template-columns: 1.25fr 0.75fr;
  color: var(--white);
  background: var(--green);
}

.cta-statement,
.cta-action {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(40px, 7vw, 100px);
}

.cta-statement {
  border-right: 1px solid rgba(255, 255, 255, 0.22);
}

.cta-statement h2 {
  max-width: 900px;
  font-size: clamp(3.4rem, 6.6vw, 7rem);
}

.cta-statement p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 16px;
}

.cta-action {
  align-items: stretch;
  justify-content: center;
  padding: clamp(40px, 4vw, 64px);
  overflow: hidden;
  background: var(--ink);
}

.cta-download-panel {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.cta-download-heading {
  display: flex;
  flex-direction: column;
  margin-bottom: 48px;
}

.cta-download-heading span {
  margin-bottom: 14px;
  color: rgba(255, 255, 255, 0.48);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.cta-download-heading strong {
  font-family: var(--display);
  font-size: clamp(3.8rem, 5.5vw, 5.8rem);
  font-weight: 900;
  letter-spacing: -0.075em;
  line-height: 0.86;
}

.cta-download-options {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 132px;
  gap: 26px;
  align-items: end;
}

.store-badge-button {
  display: inline-block;
  width: 216px;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  transition: transform 140ms linear;
}

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

.store-badge-button:active {
  transform: translateY(1px) scale(0.98);
}

.store-badge-button img {
  width: 100%;
  height: auto;
}

.download-qr {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: stretch;
  color: rgba(255, 255, 255, 0.58);
  font-size: 9px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-align: center;
  transition: transform 140ms linear;
}

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

.download-qr:active {
  transform: translateY(1px) scale(0.98);
}

.download-qr img {
  width: 132px;
  height: 132px;
}

.cta-download-panel > p {
  max-width: 30ch;
  margin: 32px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
  line-height: 1.6;
}

.pay-snooze {
  display: grid;
  min-height: 820px;
  padding: 0;
  grid-template-columns: 0.92fr 1.08fr;
  color: var(--white);
  background: #0d120f;
}

.pay-config {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(42px, 6vw, 90px);
  border-right: 1px solid var(--line);
}

.pay-config h2 {
  max-width: 720px;
  font-size: clamp(2.9rem, 4.8vw, 5.4rem);
}

.pay-intro {
  max-width: 58ch;
  margin-bottom: 44px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.wallet-balance {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding: 20px 0;
  border-bottom: 2px solid var(--green);
}

.wallet-balance span,
.snooze-price span {
  color: rgba(255, 255, 255, 0.58);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.wallet-balance strong {
  font-family: var(--display);
  font-size: clamp(2.3rem, 4vw, 4rem);
  letter-spacing: -0.06em;
  line-height: 0.9;
}

.snooze-price {
  display: flex;
  min-height: 82px;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.snooze-price strong {
  font-family: var(--display);
  font-size: 22px;
  letter-spacing: -0.04em;
}

.paid-alarm {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: clamp(32px, 5vw, 72px);
  color: var(--white);
  background: var(--green);
}

.paid-alarm-head {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.paid-alarm-time {
  margin: auto 0 0;
  font-family: var(--display);
  font-size: clamp(6rem, 11vw, 11rem);
  font-weight: 900;
  letter-spacing: -0.09em;
  line-height: 0.9;
}

.paid-alarm > p:not(.paid-feedback) {
  margin: 10px 0 auto;
  color: rgba(255, 255, 255, 0.68);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.paid-actions {
  display: grid;
  margin-top: 36px;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: rgba(255, 255, 255, 0.28);
}

.paid-actions button {
  display: flex;
  min-height: 126px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--white);
  border: 0;
  background: rgba(0, 0, 0, 0.22);
  cursor: pointer;
}

.paid-actions button:last-child {
  color: var(--ink);
  background: var(--white);
}

.paid-actions button:active {
  transform: scale(0.985);
}

.paid-actions button strong {
  font-size: 13px;
  letter-spacing: 0.05em;
}

.paid-actions button span {
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.12em;
  opacity: 0.65;
}

.paid-feedback {
  min-height: 16px;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.1em;
  line-height: 1.6;
}

.reliability {
  display: grid;
  min-height: 620px;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 7vw;
  align-items: center;
}

.reliability-copy {
  align-self: center;
}

.reliability-copy h2 {
  font-size: clamp(3.4rem, 6vw, 6.8rem);
}

.reliability-promise {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--white);
  background: var(--green);
  font-family: var(--display);
  font-weight: 900;
  letter-spacing: -0.08em;
  line-height: 0.75;
}

.reliability-promise span {
  font-size: clamp(5rem, 11vw, 11rem);
}

.reliability-promise strong {
  font-size: clamp(6.5rem, 14vw, 14rem);
}

.availability {
  display: grid;
  min-height: 620px;
  padding: 0;
  grid-template-columns: 0.7fr 1.3fr;
  color: var(--ink);
  background: var(--paper);
}

.availability-mark {
  display: grid;
  overflow: hidden;
  place-items: center;
  color: var(--paper);
  background: var(--green);
  font-family: var(--display);
  font-size: min(38vw, 34rem);
  font-weight: 900;
  letter-spacing: -0.12em;
  line-height: 1;
}

.availability-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 7vw;
}

.availability-copy h2 {
  max-width: 780px;
  font-size: clamp(3.2rem, 6vw, 6.8rem);
}

.availability-copy p {
  color: #4f5952;
}

.button-dark {
  margin-top: 18px;
  color: var(--white);
  border-color: var(--ink);
  background: var(--ink);
  cursor: pointer;
}

.site-footer {
  display: grid;
  width: min(100%, var(--max));
  min-height: 150px;
  margin: 0 auto;
  padding: 32px;
  grid-template-columns: 1fr auto auto;
  gap: 50px;
  align-items: center;
  color: rgba(255, 255, 255, 0.58);
  border: 1px solid var(--line);
  font-size: 10px;
  letter-spacing: 0.08em;
}

.site-footer .wordmark {
  color: var(--white);
}

.site-footer p {
  margin: 0;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 500ms linear, transform 500ms linear;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .site-header {
    position: absolute;
    padding: 0 20px;
  }

  .nav-links {
    display: none;
  }

  .menu-button {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    color: var(--white);
    border: 0;
    background: transparent;
    font-size: 11px;
    font-weight: 900;
    letter-spacing: 0.08em;
  }

  .menu-glyph,
  .menu-glyph::after {
    display: block;
    width: 22px;
    height: 2px;
    background: currentColor;
    content: "";
  }

  .menu-glyph::after {
    transform: translateY(6px);
  }

  .mobile-nav {
    position: fixed;
    inset: 72px 0 auto;
    display: grid;
    padding: 24px 20px 38px;
    gap: 0;
    color: var(--white);
    background: var(--ink);
    border-bottom: 2px solid var(--white);
  }

  .mobile-nav[hidden] {
    display: none;
  }

  .mobile-nav a {
    padding: 18px 0;
    border-bottom: 1px solid var(--line);
    font-size: 13px;
    font-weight: 900;
  }

  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .hero-copy {
    min-height: auto;
    justify-content: flex-start;
    padding: 120px 20px 56px;
  }

  .hero-product {
    min-height: 520px;
    grid-template-rows: 58px 1fr 76px;
  }

  .product-toolbar {
    padding-top: 0;
  }

  .signal-strip {
    grid-template-columns: 1fr 1fr;
  }

  .signal-strip span {
    min-height: 64px;
    border-bottom: 1px solid var(--line);
  }

  .section {
    padding: 90px 20px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }

  .feature,
  .feature-flood {
    min-height: 480px;
    grid-row: auto;
  }

  .how,
  .features-new {
    padding-top: 90px;
    padding-bottom: 90px;
  }

  .how-intro {
    margin-bottom: 52px;
  }

  .steps-grid {
    min-height: 0;
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }

  .step,
  .step-price {
    min-height: 300px;
    grid-row: auto;
  }

  .feature-duo {
    grid-template-columns: 1fr;
  }

  .feature-panel {
    height: 720px;
    min-height: 720px;
  }

  .final-cta {
    min-height: 0;
    grid-template-columns: 1fr;
  }

  .cta-statement,
  .cta-action {
    min-height: 480px;
    padding: 70px 20px;
  }

  .cta-statement {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.22);
  }

  .cta-action {
    min-height: 620px;
  }

  .reliability {
    grid-template-columns: 1fr;
    gap: 52px;
  }

  .pay-snooze {
    grid-template-columns: 1fr;
  }

  .pay-config {
    min-height: 720px;
    padding: 80px 20px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .paid-alarm {
    min-height: 720px;
    padding: 56px 20px 32px;
  }

  .reliability-promise {
    min-height: 360px;
  }

  .availability {
    padding: 0;
    grid-template-columns: 1fr;
  }

  .availability-mark {
    min-height: 320px;
    font-size: 20rem;
  }

  .availability-copy {
    min-height: 520px;
    padding: 80px 20px;
  }

  .site-footer {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

@media (max-width: 520px) {
  h1 {
    font-size: clamp(3.2rem, 14vw, 4.3rem);
    line-height: 0.94;
  }

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

  .button {
    width: 100%;
  }

  .hero-product {
    min-height: 460px;
  }

  .alarm-preview {
    padding: 24px 20px;
  }

  .alarm-preview-time {
    font-size: 25vw;
  }

  .alarm-preview-actions button {
    min-height: 82px;
  }

  .signal-strip {
    grid-template-columns: 1fr;
  }

  .signal-strip span {
    border-right: 0;
  }

  .feature {
    padding: 26px;
  }

  .step {
    min-height: 270px;
    padding: 28px 24px;
  }

  .step h3 {
    font-size: 2.25rem;
  }

  .feature-panel {
    height: 650px;
    min-height: 650px;
  }

  .clarity-screen {
    padding: 28px 24px;
  }

  .clarity-screen strong {
    font-size: 24vw;
  }

  .timer-demo {
    grid-template-rows: auto minmax(0, 1fr) minmax(150px, 0.68fr);
  }

  .timer-demo-readout strong {
    font-size: 19vw;
  }

  .timer-demo-toolbar {
    padding: 24px 24px 0;
  }

  .feature-panel-copy {
    min-height: 170px;
    padding: 30px 24px;
  }

  .cta-statement h2 {
    font-size: 3rem;
  }

  .cta-download-heading strong {
    font-size: 16vw;
  }

  .cta-download-heading {
    margin-bottom: 38px;
  }

  .cta-download-options {
    display: block;
  }

  .download-qr {
    display: none;
  }

  .flood-clock strong {
    font-size: 5.2rem;
  }

  .paid-alarm-time {
    font-size: 28vw;
  }

  .paid-actions button {
    min-height: 112px;
  }

  .reliability-promise strong {
    font-size: 34vw;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

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