@font-face {
  font-family: "Manrope";
  src: url("Manrope-wght.ttf")
    format("truetype");
  font-style: normal;
  font-weight: 200 800;
  font-display: swap;
}

:root {
  --ink: #17151f;
  --coral: #ff6b57;
  --paper: #f7f3ec;
  --white: #ffffff;
  --mint: #b8ddc7;
  --page-gutter: clamp(1.25rem, 4vw, 4.5rem);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  overflow-x: clip;
  background: var(--paper);
}

body {
  margin: 0;
  min-height: 100svh;
  color: var(--ink);
  font-family: "Manrope", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

button,
input {
  font: inherit;
}

a {
  color: inherit;
}

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

.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;
}

.logo {
  width: clamp(8.25rem, 14vw, 11.5rem);
  height: auto;
}

.eyebrow {
  margin: 0;
  font-size: 0.68rem;
  font-weight: 760;
  letter-spacing: 0.18em;
  line-height: 1.4;
  text-transform: uppercase;
}

.notify-form {
  display: flex;
  width: min(100%, 30rem);
  gap: 0.6rem;
}

.notify-form input {
  min-width: 0;
  flex: 1;
  border: 1px solid currentColor;
  border-radius: 999px;
  outline: none;
  padding: 0.9rem 1.15rem;
  color: inherit;
  background: transparent;
  transition:
    border-color 180ms ease,
    background 180ms ease;
}

.notify-form input::placeholder {
  color: inherit;
  opacity: 0.56;
}

.notify-form input:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--coral) 55%, transparent);
  outline-offset: 2px;
}

.notify-form button {
  border: 1px solid var(--ink);
  border-radius: 999px;
  padding: 0.9rem 1.25rem;
  color: var(--white);
  background: var(--ink);
  cursor: pointer;
  white-space: nowrap;
  transition:
    transform 180ms ease,
    color 180ms ease,
    background 180ms ease;
}

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

.notify-form button:focus-visible,
.review-nav a:focus-visible {
  outline: 3px solid var(--coral);
  outline-offset: 3px;
}

.form-note {
  min-height: 1.2rem;
  margin: 0.65rem 0 0;
  font-size: 0.72rem;
  opacity: 0.62;
}

.form-note.is-success {
  opacity: 1;
}

.review-nav {
  position: fixed;
  z-index: 50;
  right: 50%;
  bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.35rem;
  border: 1px solid rgb(255 255 255 / 16%);
  border-radius: 999px;
  color: var(--white);
  background: rgb(23 21 31 / 88%);
  box-shadow: 0 12px 42px rgb(23 21 31 / 20%);
  backdrop-filter: blur(14px);
  transform: translateX(50%);
}

.review-nav a {
  display: grid;
  min-width: 2.15rem;
  height: 2.15rem;
  place-items: center;
  border-radius: 999px;
  color: inherit;
  font-size: 0.7rem;
  font-weight: 760;
  text-decoration: none;
}

.review-nav a:first-child {
  width: auto;
  padding: 0 0.8rem;
}

.review-nav a:hover,
.review-nav a[aria-current="page"] {
  color: var(--ink);
  background: var(--coral);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  animation: reveal 700ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.reveal-delay-1 {
  animation-delay: 100ms;
}

.reveal-delay-2 {
  animation-delay: 220ms;
}

.reveal-delay-3 {
  animation-delay: 340ms;
}

@keyframes reveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Review overview */
.review-page {
  padding: clamp(2rem, 5vw, 5rem) var(--page-gutter) 5rem;
  background: #ebe5dc;
}

.review-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(15rem, 29rem);
  gap: 3rem;
  align-items: end;
  max-width: 90rem;
  margin: 0 auto clamp(2.5rem, 6vw, 6rem);
}

.review-header .logo {
  margin-bottom: clamp(2.5rem, 6vw, 5rem);
}

.review-header h1 {
  max-width: 11ch;
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(3rem, 7vw, 7.8rem);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 0.88;
}

.review-intro {
  padding-bottom: 0.4rem;
}

.review-intro p {
  max-width: 38rem;
  margin: 0.85rem 0 0;
  color: rgb(23 21 31 / 68%);
  font-size: clamp(0.94rem, 1.25vw, 1.12rem);
  line-height: 1.65;
}

.concept-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.25rem, 3vw, 3rem);
  max-width: 90rem;
  margin: 0 auto;
}

.concept {
  min-width: 0;
}

.concept-preview {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  border: 1px solid rgb(23 21 31 / 12%);
  background: var(--white);
}

.concept-preview iframe {
  width: 1600px;
  height: 1000px;
  border: 0;
  pointer-events: none;
  transform: scale(var(--preview-scale, 0.45));
  transform-origin: 0 0;
}

.concept-preview a {
  position: absolute;
  inset: 0;
}

.concept-preview a:focus-visible {
  outline: 4px solid var(--coral);
  outline-offset: -4px;
}

.concept-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: baseline;
  padding-top: 1rem;
}

.concept-meta h2,
.concept-meta p {
  margin: 0;
}

.concept-meta h2 {
  font-size: clamp(1rem, 1.5vw, 1.28rem);
}

.concept-meta p {
  color: rgb(23 21 31 / 58%);
  font-size: 0.73rem;
  letter-spacing: 0.08em;
  text-align: right;
  text-transform: uppercase;
}

.group-heading {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: 4rem minmax(12rem, 0.45fr) minmax(18rem, 1fr);
  gap: 1.5rem;
  align-items: baseline;
  margin-top: clamp(1rem, 4vw, 4rem);
  padding-top: 1.25rem;
  border-top: 1px solid rgb(23 21 31 / 25%);
}

.group-heading:first-child {
  margin-top: 0;
}

.group-heading h2,
.group-heading p {
  margin: 0;
}

.group-heading span,
.group-heading p {
  color: rgb(23 21 31 / 58%);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.group-heading h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.65rem, 3vw, 2.7rem);
  font-weight: 400;
  letter-spacing: -0.035em;
}

.group-heading p {
  max-width: 34rem;
  line-height: 1.6;
}

/* Concept 01 — Signal field */
.v1 {
  overflow: hidden;
  color: var(--ink);
  background: var(--paper);
}

.v1 main {
  position: relative;
  display: grid;
  min-height: 100svh;
  grid-template-columns: minmax(0, 1.05fr) minmax(22rem, 0.95fr);
}

.v1-copy {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 100svh;
  padding: clamp(1.5rem, 4vw, 4rem) var(--page-gutter) clamp(5.5rem, 8vw, 7rem);
}

.v1-content {
  max-width: 45rem;
  margin: auto 0;
  padding: 1.75rem 0;
}

.v1 h1 {
  max-width: 10ch;
  margin: 1.25rem 0 1.5rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(3.25rem, 6.2vw, 6.6rem);
  font-weight: 400;
  letter-spacing: -0.06em;
  line-height: 0.84;
}

.v1-copyline {
  max-width: 32rem;
  margin: 0 0 2.25rem;
  color: rgb(23 21 31 / 68%);
  font-size: clamp(1rem, 1.4vw, 1.18rem);
  line-height: 1.6;
}

.v1-art {
  position: relative;
  overflow: hidden;
  background: var(--coral);
}

.v1-art::before,
.v1-art::after {
  position: absolute;
  content: "";
  border: 1px solid rgb(23 21 31 / 25%);
  border-radius: 50%;
}

.v1-art::before {
  width: min(58vw, 50rem);
  aspect-ratio: 1;
  top: 50%;
  left: 50%;
  animation: orbit 15s linear infinite;
  transform: translate(-50%, -50%);
}

.v1-art::after {
  width: min(37vw, 31rem);
  aspect-ratio: 1;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.v1-mark {
  position: absolute;
  z-index: 1;
  width: clamp(8rem, 20vw, 18rem);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.v1-dot {
  position: absolute;
  z-index: 2;
  width: 1rem;
  height: 1rem;
  top: 12%;
  right: 16%;
  border-radius: 50%;
  background: var(--ink);
  animation: pulse 2.2s ease-in-out infinite;
}

.v1-foot {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

@keyframes orbit {
  from {
    transform: translate(-50%, -50%) rotate(0);
  }
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

@keyframes pulse {
  50% {
    opacity: 0.35;
    transform: scale(0.68);
  }
}

/* Concept 02 — Night route */
.v2 {
  overflow: hidden;
  color: var(--white);
  background: var(--ink);
}

.v2 main {
  position: relative;
  display: flex;
  min-height: 100svh;
  flex-direction: column;
  padding: clamp(1.5rem, 4vw, 4rem) var(--page-gutter) clamp(5.5rem, 7vw, 6.5rem);
  isolation: isolate;
}

.v2 main::before {
  position: absolute;
  z-index: -2;
  inset: 0;
  content: "";
  background:
    radial-gradient(circle at 79% 24%, rgb(255 107 87 / 24%), transparent 32%),
    linear-gradient(90deg, rgb(255 255 255 / 4%) 1px, transparent 1px),
    linear-gradient(rgb(255 255 255 / 4%) 1px, transparent 1px);
  background-size: auto, 5rem 5rem, 5rem 5rem;
}

.v2 header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.v2-status {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0;
  color: rgb(255 255 255 / 62%);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.v2-status::before {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--coral);
  content: "";
  animation: pulse 2.2s ease-in-out infinite;
}

.v2-content {
  width: min(100%, 81rem);
  margin: auto 0;
  padding: clamp(2rem, 5vh, 4rem) 0;
}

.v2 h1 {
  max-width: 12ch;
  margin: 1.15rem 0 1.5rem;
  font-size: clamp(4rem, 9vw, 9.3rem);
  font-weight: 430;
  letter-spacing: -0.065em;
  line-height: 0.88;
}

.v2 h1 span {
  color: var(--coral);
}

.v2-copyline {
  max-width: 36rem;
  margin: 0 0 2.4rem;
  color: rgb(255 255 255 / 60%);
  font-size: clamp(1rem, 1.3vw, 1.15rem);
  line-height: 1.65;
}

.v2 .notify-form input {
  border-color: rgb(255 255 255 / 30%);
}

.v2 .notify-form button {
  border-color: var(--coral);
  color: var(--ink);
  background: var(--coral);
}

.route-line {
  position: absolute;
  z-index: -1;
  right: -4vw;
  bottom: 11vh;
  width: min(48vw, 44rem);
  height: auto;
  opacity: 0.9;
}

.route-line path {
  stroke-dasharray: 820;
  stroke-dashoffset: 820;
  animation: drawRoute 2.2s 450ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes drawRoute {
  to {
    stroke-dashoffset: 0;
  }
}

/* Concept 03 — The notice */
.v3 {
  color: var(--ink);
  background: var(--paper);
}

.v3 main {
  display: grid;
  min-height: 100svh;
  grid-template-rows: auto 1fr auto;
  padding: clamp(1.5rem, 3.5vw, 3.25rem) var(--page-gutter) clamp(5.5rem, 7vw, 6.5rem);
}

.v3 header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: clamp(1.25rem, 2vw, 2rem);
  border-bottom: 1px solid var(--ink);
}

.edition {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.8rem;
  font-style: italic;
}

.notice-content {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 30rem);
  gap: clamp(2rem, 6vw, 7rem);
  align-items: end;
  padding: clamp(2rem, 4vw, 4rem) 0;
}

.v3 h1 {
  max-width: 9.5ch;
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(3.8rem, 8.5vw, 9rem);
  font-weight: 400;
  letter-spacing: -0.07em;
  line-height: 0.78;
}

.v3 h1 em {
  color: var(--coral);
  font-weight: 400;
}

.notice-side {
  padding-bottom: 0.5rem;
}

.notice-side > p:not(.form-note) {
  margin: 0 0 2.2rem;
  color: rgb(23 21 31 / 66%);
  font-size: clamp(1rem, 1.4vw, 1.18rem);
  line-height: 1.7;
}

.v3 .notify-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0;
  border-bottom: 1px solid var(--ink);
}

.v3 .notify-form input,
.v3 .notify-form button {
  border: 0;
  border-radius: 0;
}

.v3 .notify-form input {
  padding-left: 0;
}

.v3 .notify-form button {
  padding-right: 0;
  color: var(--ink);
  background: transparent;
}

.v3 .notify-form button::after {
  display: inline-block;
  margin-left: 0.55rem;
  content: "↗";
  transition: transform 180ms ease;
}

.v3 .notify-form button:hover::after {
  transform: translate(2px, -2px);
}

.notice-footer {
  display: flex;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--ink);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* Concept 04 — Input / output */
.v4 {
  overflow: hidden;
  color: var(--ink);
  background: #dfe9e3;
}

.v4 main {
  position: relative;
  display: grid;
  min-height: 100svh;
  place-items: center;
  padding: clamp(1.5rem, 4vw, 4rem) var(--page-gutter) clamp(5.5rem, 7vw, 6.5rem);
  isolation: isolate;
}

.v4 main::before {
  position: absolute;
  z-index: -2;
  inset: 0;
  content: "";
  background:
    linear-gradient(90deg, rgb(23 21 31 / 8%) 1px, transparent 1px),
    linear-gradient(rgb(23 21 31 / 8%) 1px, transparent 1px);
  background-size: clamp(3rem, 6vw, 6rem) clamp(3rem, 6vw, 6rem);
  mask-image: linear-gradient(to bottom, transparent, #000 20%, #000 80%, transparent);
}

.v4 header {
  position: absolute;
  top: clamp(1.5rem, 4vw, 4rem);
  left: var(--page-gutter);
}

.v4-panel {
  width: min(100%, 72rem);
}

.field-label {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.8rem;
  font-size: 0.68rem;
  font-weight: 760;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero-field {
  display: flex;
  gap: 1rem;
  align-items: center;
  padding: clamp(1.4rem, 3vw, 2.5rem) 0;
  border-top: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
}

.hero-field h1 {
  flex: 1;
  margin: 0;
  font-size: clamp(3rem, 7.8vw, 8.2rem);
  font-weight: 460;
  letter-spacing: -0.065em;
  line-height: 0.92;
}

.field-cursor {
  display: block;
  width: 0.12em;
  height: 0.8em;
  background: var(--coral);
  animation: blink 1s steps(1) infinite;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

.v4-lower {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 30rem);
  gap: 3rem;
  padding-top: 1.5rem;
}

.v4-lower > p {
  max-width: 31rem;
  margin: 0;
  color: rgb(23 21 31 / 67%);
  line-height: 1.65;
}

.v4 .notify-form {
  width: 100%;
}

.v4 .notify-form input,
.v4 .notify-form button {
  border-radius: 0;
}

.v4 .notify-form input {
  background: rgb(255 255 255 / 30%);
}

/* Concept 05 — Coral release */
.v5 {
  overflow: hidden;
  color: var(--ink);
  background: var(--coral);
}

.v5 main {
  position: relative;
  display: flex;
  min-height: 100svh;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(1.5rem, 4vw, 4rem) var(--page-gutter) clamp(5.5rem, 7vw, 6.5rem);
  isolation: isolate;
}

.v5 header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.v5 header p {
  margin: 0;
  font-size: 0.68rem;
  font-weight: 760;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.v5-ghost {
  position: absolute;
  z-index: -1;
  width: min(60vw, 48rem);
  top: 50%;
  right: -2vw;
  opacity: 0.08;
  transform: translateY(-50%);
  transition:
    opacity 400ms ease,
    transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}

.v5 main:hover .v5-ghost {
  opacity: 0.14;
  transform: translate(-1.5rem, -50%) rotate(-2deg);
}

.v5-content {
  padding: 2.25rem 0;
}

.v5 h1 {
  max-width: 8.2ch;
  margin: 0 0 1.6rem;
  font-size: clamp(4.5rem, 11.5vw, 12rem);
  font-weight: 720;
  letter-spacing: -0.085em;
  line-height: 0.76;
}

.v5-copyline {
  max-width: 31rem;
  margin: 0;
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  line-height: 1.6;
}

.v5-bottom {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(20rem, 31rem);
  gap: 3rem;
  align-items: end;
  padding-top: 1.25rem;
  border-top: 2px solid var(--ink);
}

.v5-bottom > p {
  margin: 0;
  font-size: 0.68rem;
  font-weight: 760;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.v5 .notify-form {
  width: 100%;
}

.v5 .notify-form input,
.v5 .notify-form button {
  border-radius: 0;
}

/* Concept 06 — Trust trail */
.v6 {
  overflow: hidden;
  color: var(--ink);
  background: var(--paper);
}

.v6 main {
  position: relative;
  display: grid;
  min-height: 100svh;
  grid-template-rows: auto 1fr auto;
  padding: clamp(1.5rem, 4vw, 4rem) var(--page-gutter)
    clamp(5.5rem, 7vw, 6.5rem);
}

.v6 header,
.v7 header,
.v8 header,
.v9 header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.v6 header p,
.v7 header p,
.v8 header p,
.v9 header p {
  margin: 0;
  font-size: 0.68rem;
  font-weight: 760;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.v6-content {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 27rem);
  gap: clamp(2rem, 7vw, 8rem);
  align-items: center;
  padding: clamp(3rem, 8vh, 7rem) 0;
}

.v6 h1 {
  max-width: 10ch;
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(4rem, 8vw, 8.7rem);
  font-weight: 400;
  letter-spacing: -0.06em;
  line-height: 0.86;
}

.v6 h1 em {
  color: var(--coral);
  font-weight: 400;
}

.v6-side > p {
  margin: 0 0 2rem;
  color: rgb(23 21 31 / 66%);
  line-height: 1.65;
}

.trust-trail {
  position: relative;
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 0.6rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--ink);
}

.trust-trail::before {
  position: absolute;
  z-index: 0;
  height: 2px;
  top: 2.52rem;
  right: 4%;
  left: 4%;
  background: var(--ink);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  animation: trailGrow 1.2s 420ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.trail-step {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.trail-dot {
  display: block;
  width: 0.75rem;
  height: 0.75rem;
  margin: 0.65rem 0 0.85rem;
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: var(--paper);
}

.trail-step:nth-child(5) .trail-dot,
.trail-step:last-child .trail-dot {
  border-color: var(--coral);
  background: var(--coral);
}

.trail-step small {
  display: block;
  overflow: hidden;
  font-size: 0.63rem;
  font-weight: 720;
  letter-spacing: 0.08em;
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
}

.trail-step span {
  display: block;
  margin-top: 0.25rem;
  color: rgb(23 21 31 / 52%);
  font-size: 0.62rem;
}

@keyframes trailGrow {
  to {
    transform: scaleX(1);
  }
}

/* Concept 07 — Native canvas */
.v7 {
  overflow: hidden;
  color: var(--white);
  background: var(--ink);
}

.v7 main {
  position: relative;
  display: grid;
  min-height: 100svh;
  grid-template-rows: auto 1fr;
  padding: clamp(1.5rem, 4vw, 4rem) var(--page-gutter)
    clamp(5.5rem, 7vw, 6.5rem);
  isolation: isolate;
}

.v7 header p {
  color: rgb(255 255 255 / 56%);
}

.v7-content {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(27rem, 1.1fr);
  gap: clamp(2rem, 6vw, 7rem);
  align-items: center;
  padding: clamp(2.5rem, 4vh, 4rem) 0;
}

.v7 h1 {
  max-width: 8.5ch;
  margin: 1rem 0 1.4rem;
  font-size: clamp(3.7rem, 7.2vw, 8rem);
  font-weight: 470;
  letter-spacing: -0.07em;
  line-height: 0.86;
}

.v7-copyline {
  max-width: 32rem;
  margin: 0 0 2.2rem;
  color: rgb(255 255 255 / 60%);
  line-height: 1.65;
}

.v7 .notify-form input {
  border-color: rgb(255 255 255 / 32%);
}

.v7 .notify-form button {
  border-color: var(--coral);
  color: var(--ink);
  background: var(--coral);
}

.embed-canvas {
  position: relative;
  overflow: hidden;
  min-height: min(56vh, 34rem);
  border: 1px solid rgb(255 255 255 / 18%);
  background: var(--paper);
  color: var(--ink);
}

.embed-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 2.7rem;
  padding: 0 1rem;
  border-bottom: 1px solid rgb(23 21 31 / 15%);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.embed-dots {
  display: flex;
  gap: 0.3rem;
}

.embed-dots i {
  display: block;
  width: 0.43rem;
  height: 0.43rem;
  border: 1px solid var(--ink);
  border-radius: 50%;
}

.demo-form {
  width: min(82%, 27rem);
  margin: clamp(2.5rem, 7vh, 5rem) auto;
}

.demo-form .mini-logo {
  width: 6.5rem;
  margin-bottom: 2.2rem;
}

.demo-form h2 {
  max-width: 12ch;
  margin: 0 0 0.8rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2rem, 3.4vw, 3rem);
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 0.95;
}

.demo-form > p {
  margin: 0 0 2rem;
  color: rgb(23 21 31 / 58%);
  font-size: 0.8rem;
  line-height: 1.55;
}

.demo-field {
  padding: 1rem 0;
  border-bottom: 1px solid var(--ink);
  color: rgb(23 21 31 / 56%);
  font-size: 0.78rem;
}

.demo-button {
  display: inline-block;
  margin-top: 1.5rem;
  padding: 0.75rem 1.2rem;
  color: var(--white);
  background: var(--coral);
  font-size: 0.72rem;
  font-weight: 720;
}

.embed-tag {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  padding: 0.45rem 0.65rem;
  border: 1px solid rgb(23 21 31 / 18%);
  font-size: 0.58rem;
  font-weight: 720;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Concept 08 — Delivery receipt */
.v8 {
  overflow: hidden;
  color: var(--ink);
  background: #ece9e2;
}

.v8 main {
  display: grid;
  min-height: 100svh;
  grid-template-rows: auto 1fr;
  padding: clamp(1.5rem, 4vw, 4rem) var(--page-gutter)
    clamp(5.5rem, 7vw, 6.5rem);
}

.v8-content {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(23rem, 32rem);
  gap: clamp(3rem, 8vw, 9rem);
  align-items: center;
  padding: clamp(3rem, 7vh, 6rem) 0;
}

.v8 h1 {
  max-width: 9.5ch;
  margin: 1rem 0 1.4rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(4.2rem, 8.5vw, 9.3rem);
  font-weight: 400;
  letter-spacing: -0.065em;
  line-height: 0.83;
}

.v8-copyline {
  max-width: 34rem;
  margin: 0 0 2.2rem;
  color: rgb(23 21 31 / 65%);
  line-height: 1.65;
}

.v8 .notify-form input,
.v8 .notify-form button {
  border-radius: 0;
}

.delivery-receipt {
  position: relative;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  color: var(--white);
  background: var(--ink);
}

.receipt-head {
  display: flex;
  justify-content: space-between;
  padding-bottom: 1.5rem;
  border-bottom: 1px dashed rgb(255 255 255 / 28%);
}

.receipt-head strong {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.15rem;
  font-weight: 400;
}

.receipt-head span {
  color: var(--mint);
  font-size: 0.65rem;
  font-weight: 760;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.receipt-route {
  display: grid;
  gap: 0;
  padding: 1.5rem 0;
}

.receipt-event {
  position: relative;
  display: grid;
  grid-template-columns: 1rem 1fr auto;
  gap: 0.85rem;
  align-items: start;
  min-height: 3.8rem;
}

.receipt-event:not(:last-child)::before {
  position: absolute;
  width: 1px;
  height: calc(100% - 0.6rem);
  top: 0.7rem;
  left: 0.32rem;
  background: rgb(255 255 255 / 22%);
  content: "";
}

.receipt-event i {
  position: relative;
  z-index: 1;
  width: 0.68rem;
  height: 0.68rem;
  margin-top: 0.18rem;
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 1px var(--mint);
}

.receipt-event.is-failed i {
  background: var(--coral);
  box-shadow: 0 0 0 1px var(--coral);
}

.receipt-event strong {
  display: block;
  font-size: 0.75rem;
}

.receipt-event small {
  display: block;
  margin-top: 0.2rem;
  color: rgb(255 255 255 / 48%);
  font-size: 0.64rem;
}

.receipt-event time {
  color: rgb(255 255 255 / 44%);
  font-size: 0.62rem;
}

.receipt-foot {
  display: flex;
  justify-content: space-between;
  padding-top: 1.25rem;
  border-top: 1px dashed rgb(255 255 255 / 28%);
  color: rgb(255 255 255 / 52%);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Concept 09 — Submit moment */
.v9 {
  overflow: hidden;
  color: var(--ink);
  background: var(--paper);
}

.v9 main {
  position: relative;
  display: flex;
  min-height: 100svh;
  flex-direction: column;
  padding: clamp(1.5rem, 4vw, 4rem) var(--page-gutter)
    clamp(5.5rem, 7vw, 6.5rem);
  isolation: isolate;
}

.submit-word {
  position: absolute;
  z-index: -1;
  top: 50%;
  left: 50%;
  color: transparent;
  font-size: clamp(7rem, 21vw, 23rem);
  font-weight: 780;
  letter-spacing: -0.09em;
  line-height: 0.75;
  -webkit-text-stroke: 1px rgb(23 21 31 / 12%);
  transform: translate(-50%, -50%);
  white-space: nowrap;
}

.v9-content {
  width: min(100%, 68rem);
  margin: auto;
  padding: clamp(2.5rem, 4vh, 4rem) 0;
  text-align: center;
}

.v9 h1 {
  max-width: 10ch;
  margin: 1rem auto 1.4rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(4.2rem, 9vw, 9.5rem);
  font-weight: 400;
  letter-spacing: -0.065em;
  line-height: 0.84;
}

.v9-copyline {
  max-width: 39rem;
  margin: 0 auto 2.3rem;
  color: rgb(23 21 31 / 64%);
  line-height: 1.65;
}

.v9 .notify-form {
  margin: 0 auto;
}

.v9 .form-note {
  text-align: center;
}

/* Concept 10 — Three promises */
.v10 {
  overflow: hidden;
  color: var(--ink);
  background: var(--paper);
}

.v10 main {
  position: relative;
  display: grid;
  min-height: 100svh;
  grid-template-rows: repeat(3, 1fr);
  padding-bottom: 4.9rem;
}

.v10-logo {
  position: absolute;
  z-index: 3;
  top: clamp(1.4rem, 3vw, 2.7rem);
  left: var(--page-gutter);
}

.promise-band {
  position: relative;
  display: grid;
  grid-template-columns: minmax(4rem, 0.18fr) minmax(0, 1fr) minmax(15rem, 0.38fr);
  gap: clamp(1rem, 3vw, 3rem);
  align-items: end;
  padding: clamp(1.8rem, 3vw, 3rem) var(--page-gutter);
  border-bottom: 1px solid rgb(23 21 31 / 25%);
  transition: grid-template-columns 450ms cubic-bezier(0.22, 1, 0.36, 1);
}

.promise-band:first-of-type {
  padding-top: clamp(6.5rem, 10vw, 8rem);
}

.promise-band:nth-of-type(2) {
  color: var(--white);
  background: var(--ink);
}

.promise-band:nth-of-type(3) {
  background: var(--coral);
}

.promise-band > span {
  align-self: center;
  font-size: 0.68rem;
  font-weight: 760;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.promise-band h1,
.promise-band h2 {
  margin: 0;
  font-size: clamp(2.5rem, 5vw, 5.8rem);
  font-weight: 480;
  letter-spacing: -0.065em;
  line-height: 0.84;
}

.promise-band p {
  max-width: 27rem;
  margin: 0;
  align-self: center;
  color: currentColor;
  font-size: 0.82rem;
  line-height: 1.55;
  opacity: 0.62;
}

.v10-form {
  position: absolute;
  z-index: 4;
  right: var(--page-gutter);
  bottom: 5.8rem;
  width: min(32rem, 42vw);
}

.v10 .notify-form {
  width: 100%;
}

.v10 .notify-form input,
.v10 .notify-form button {
  border-radius: 0;
}

.v10 .form-note {
  margin-bottom: 0;
}

@media (max-width: 800px) {
  .notify-form {
    flex-direction: column;
  }

  .review-header,
  .concept-grid {
    grid-template-columns: 1fr;
  }

  .review-header {
    gap: 2rem;
  }

  .group-heading {
    grid-template-columns: 3rem 1fr;
    gap: 0.75rem 1rem;
  }

  .group-heading p {
    grid-column: 2;
  }

  .v1 main {
    display: block;
  }

  .v1-copy {
    min-height: 100svh;
    background: linear-gradient(
      to bottom,
      var(--paper) 0 72%,
      transparent 72%
    );
  }

  .v1-content {
    margin: auto 0 0;
    padding-bottom: 9.5rem;
  }

  .v1-art {
    position: absolute;
    z-index: 0;
    height: 28%;
    inset: auto 0 0;
  }

  .v1-mark {
    width: 8rem;
  }

  .v1-foot {
    display: none;
  }

  .notice-content,
  .v4-lower,
  .v5-bottom {
    grid-template-columns: 1fr;
  }

  .notice-content {
    align-items: center;
  }

  .notice-side {
    padding-bottom: 0;
  }

  .notice-footer span:last-child {
    display: none;
  }

  .v3 .notify-form {
    display: grid;
    grid-template-columns: 1fr auto;
  }

  .v4-lower,
  .v5-bottom {
    gap: 1.5rem;
  }

  .v4 .notify-form {
    flex-direction: row;
  }

  .v5-ghost {
    width: 85vw;
    right: -18vw;
  }

  .v6-content,
  .v7-content,
  .v8-content {
    grid-template-columns: 1fr;
    align-content: center;
    gap: 2rem;
  }

  .v6 h1,
  .v8 h1,
  .v9 h1 {
    font-size: clamp(3.4rem, 15vw, 5.5rem);
  }

  .trust-trail {
    overflow-x: auto;
    grid-template-columns: repeat(7, minmax(7rem, 1fr));
    padding-bottom: 0.4rem;
    scrollbar-width: none;
  }

  .trust-trail::-webkit-scrollbar {
    display: none;
  }

  .v7-content {
    padding-top: 3rem;
  }

  .v7 h1 {
    font-size: clamp(3.25rem, 14vw, 5rem);
  }

  .embed-canvas {
    min-height: 21rem;
  }

  .demo-form {
    margin: 2rem auto;
  }

  .demo-form .mini-logo {
    margin-bottom: 1.25rem;
  }

  .demo-form h2 {
    font-size: 2rem;
  }

  .demo-field:nth-of-type(2) {
    display: none;
  }

  .v8-content {
    padding-top: 3rem;
  }

  .delivery-receipt {
    display: none;
  }

  .submit-word {
    font-size: 36vw;
    transform: translate(-50%, -50%) rotate(-90deg);
  }

  .v10 main {
    grid-template-rows: repeat(3, 1fr);
    padding-bottom: 5.3rem;
  }

  .promise-band {
    grid-template-columns: 2.5rem 1fr;
    gap: 0.75rem;
    align-items: center;
    padding: 1.5rem var(--page-gutter);
  }

  .promise-band:first-of-type {
    padding-top: 6rem;
  }

  .promise-band p {
    display: none;
  }

  .promise-band h1,
  .promise-band h2 {
    font-size: clamp(2.4rem, 11vw, 4rem);
  }

  .v10-form {
    right: var(--page-gutter);
    bottom: 5.75rem;
    left: calc(var(--page-gutter) + 3.25rem);
    display: block;
    width: auto;
  }

  .v10 .notify-form {
    flex-direction: row;
    gap: 0.35rem;
  }

  .v10 .notify-form input,
  .v10 .notify-form button {
    height: 2.55rem;
    padding: 0.55rem 0.7rem;
    font-size: 0.68rem;
  }

  .v10 .form-note {
    display: none;
  }
}

@media (max-width: 520px) {
  .review-nav {
    right: 0.75rem;
    left: 0.75rem;
    width: auto;
    bottom: 0.75rem;
    justify-content: flex-start;
    overflow-x: auto;
    transform: none;
    scrollbar-width: none;
  }

  .review-nav::-webkit-scrollbar {
    display: none;
  }

  .review-nav a {
    min-width: 2rem;
    height: 1.95rem;
  }

  .v2-status,
  .v5 header p {
    display: none;
  }

  .v6 header p,
  .v7 header p,
  .v8 header p,
  .v9 header p {
    display: none;
  }

  .v2 main::before {
    background-size: auto, 3rem 3rem, 3rem 3rem;
  }

  .route-line {
    width: 90vw;
    right: -25vw;
    bottom: 14vh;
  }

  .hero-field {
    gap: 0.5rem;
  }

  .v4 .notify-form {
    flex-direction: column;
  }

  .v2-content {
    padding: 2.25rem 0 2.5rem;
  }

  .v2 h1 {
    margin: 0.75rem 0 1rem;
    font-size: clamp(3rem, 13vw, 3.4rem);
  }

  .v2-copyline {
    margin-bottom: 1.35rem;
    line-height: 1.5;
  }

  .v5-content {
    padding: 3rem 0;
  }

  .v6-content {
    padding: 2.5rem 0 1.5rem;
  }

  .v6 h1 {
    font-size: clamp(3.1rem, 14vw, 4.4rem);
  }

  .v6-side > p {
    margin-bottom: 1.25rem;
  }

  .trust-trail {
    display: none;
  }

  .v7-content {
    gap: 1.5rem;
    padding: 2.5rem 0 1rem;
  }

  .embed-canvas {
    display: none;
  }

  .v8 h1 {
    font-size: clamp(3.5rem, 16vw, 4.9rem);
  }

  .v9 header p {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}


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