:root {
  --sans: "Hanken Grotesk", system-ui, sans-serif;
  --serif: "Instrument Serif", Georgia, "Times New Roman", serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --display: "Michroma", sans-serif;
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg: radial-gradient(ellipse at 50% 28%, #403e3a 0%, #33312d 46%, #262420 100%);
  --accent: #e0b848;
  --logic: #ece7dc;
  --head: #f4f0e6;
  --body: #c8c2b6;
  --muted: #aaa398;
  --label: #c9a23f;
  --input-bg: #2a2724;
  --input-border: #4d4841;
  --btn: linear-gradient(90deg, #c99a2c, #f3dc8e);
  --btn-text: #1a150e;
  --pill-bg: #2b2925;
  --pill-border: #6b5a34;
  --track-bg: #23211e;
  --track-border: #4d4841;
  --knob: radial-gradient(circle at 35% 35%, #f5d77a, #c9971f);
  --pill-text: #e6e0d4;
  --logo-shadow: drop-shadow(0 10px 28px rgba(0, 0, 0, 0.45));
  --rule: rgba(224, 184, 72, 0.45);
}

[data-theme="light"] {
  color-scheme: light;
  --bg: radial-gradient(ellipse at 50% 28%, #fbfcfe 0%, #eef1f7 55%, #dfe4ef 100%);
  --accent: #2a5ad6;
  --logic: #3a4458;
  --head: #13203a;
  --body: #5a6477;
  --muted: #6d7587;
  --label: #3c4862;
  --input-bg: #ffffff;
  --input-border: #d3d9e4;
  --btn: linear-gradient(90deg, #1c48b8, #3f82f5);
  --btn-text: #ffffff;
  --pill-bg: #ffffff;
  --pill-border: #d8dde8;
  --track-bg: #f3f5f9;
  --track-border: #d8dde8;
  --knob: radial-gradient(circle at 35% 35%, #4a7ff0, #1a4fcf);
  --pill-text: #3a4458;
  --logo-shadow: drop-shadow(0 10px 28px rgba(20, 40, 90, 0.22));
  --rule: rgba(42, 90, 214, 0.35);
}

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

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--body);
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

.kl-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 0 24px 28px;
}

.kl-header {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  height: 72px;
}

.kl-header--split {
  justify-content: space-between;
}

.kl-back {
  font-family: var(--display);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--head);
}

.kl-theme {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 5px 10px 5px 6px;
  border-radius: 999px;
  border: 1px solid var(--pill-border);
  background: var(--pill-bg);
  cursor: pointer;
}

.kl-theme-track {
  position: relative;
  width: 42px;
  height: 24px;
  border-radius: 999px;
  background: var(--track-bg);
  border: 1px solid var(--track-border);
}

.kl-theme-knob {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--knob);
  transition: left 0.3s ease;
}

[data-theme="light"] .kl-theme-knob {
  left: 20px;
}

.kl-theme-label {
  font-family: var(--display);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--pill-text);
}

.kl-stage {
  width: min(440px, 100%);
  margin: auto;
  padding: 12px 0 48px;
  animation: kl-rise 0.7s ease both;
}

.kl-stage--wide {
  width: min(720px, 100%);
}

.kl-logo {
  display: block;
  width: min(216px, 72vw);
  height: auto;
  margin: 0 auto;
  filter: var(--logo-shadow);
}

[data-theme="light"] .kl-logo--dark,
[data-theme="dark"] .kl-logo--light {
  display: none;
}

.kl-byline {
  margin: 16px 0 0;
  text-align: center;
  font-family: var(--display);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.kl-title {
  margin: 28px 0 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(28px, 4vw, 36px);
  line-height: 1.05;
  color: var(--head);
}

.kl-title--arrive {
  animation: kl-rise 0.85s 0.12s ease both;
}

.kl-lede {
  margin: 12px 0 0;
  max-width: 34rem;
  font-size: 17px;
  line-height: 1.5;
  color: var(--body);
}

.kl-form {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 14px;
  margin-top: 28px;
}

.kl-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.kl-label {
  font-family: var(--display);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--label);
}

.kl-optional {
  letter-spacing: 0.08em;
  color: var(--muted);
}

.kl-input {
  width: 100%;
  height: 48px;
  padding: 0 16px;
  border-radius: 3px;
  border: 1px solid var(--input-border);
  background: var(--input-bg);
  color: var(--head);
  font-family: var(--sans);
  font-size: 16px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.kl-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 28%, transparent);
}

.kl-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 4px;
  font-size: 15px;
  line-height: 1.4;
  color: var(--head);
  cursor: pointer;
}

.kl-check input {
  width: 18px;
  height: 18px;
  margin-top: 1px;
  accent-color: var(--accent);
}

.kl-hp {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

.kl-submit {
  height: 48px;
  margin-top: 6px;
  border: none;
  border-radius: 3px;
  background: var(--btn);
  color: var(--btn-text);
  font-family: var(--sans);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 0.15s ease;
}

.kl-submit:hover {
  transform: translateY(-1px);
}

.kl-submit:active {
  transform: scale(0.985);
}

.kl-submit:disabled {
  opacity: 0.7;
  cursor: default;
  transform: none;
}

.kl-submit.is-sending {
  opacity: 0.55;
  cursor: wait;
}

.kl-submit--link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-width: 180px;
  padding: 0 22px;
  margin-top: 22px;
  text-decoration: none;
}

.kl-legal {
  margin: -4px 0 0;
  font-size: 13px;
  line-height: 1.45;
  color: var(--muted);
}

.kl-legal a,
.kl-privacy a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.kl-kicker {
  margin: 0;
  font-family: var(--display);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--label);
}

.kl-privacy h2 {
  margin: 2rem 0 0.6rem;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.55rem;
  color: var(--head);
}

.kl-privacy p,
.kl-privacy li {
  font-size: 16px;
  line-height: 1.65;
  color: var(--body);
}

.kl-privacy ul {
  margin: 0.4rem 0 0;
  padding-left: 1.2rem;
}

.kl-privacy-table-wrap {
  margin-top: 1rem;
  overflow-x: auto;
}

.kl-privacy table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
  line-height: 1.45;
}

.kl-privacy th,
.kl-privacy td {
  padding: 10px 12px;
  border: 1px solid var(--input-border);
  text-align: left;
  vertical-align: top;
}

.kl-privacy th {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--head);
  background: var(--pill-bg);
}

.kl-status {
  margin: 0;
  font-size: 15px;
  line-height: 1.45;
  color: var(--accent);
}

.kl-status.is-error {
  color: #e07070;
}

[data-theme="light"] .kl-status.is-error {
  color: #b42318;
}

.kl-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 8px;
  text-align: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.kl-footer-sep {
  opacity: 0.7;
}

@keyframes kl-rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 720px) {
  .kl-privacy-table-wrap {
    overflow: visible;
  }

  .kl-privacy table,
  .kl-privacy tbody,
  .kl-privacy tr,
  .kl-privacy td {
    display: block;
    width: 100%;
  }

  .kl-privacy thead {
    display: none;
  }

  .kl-privacy tr {
    margin: 0 0 14px;
    border: 1px solid var(--input-border);
    border-radius: 4px;
    background: var(--input-bg);
    overflow: hidden;
  }

  .kl-privacy td {
    border: 0;
    border-bottom: 1px solid var(--input-border);
    padding: 10px 14px;
  }

  .kl-privacy td:last-child {
    border-bottom: 0;
  }

  .kl-privacy td::before {
    content: attr(data-label);
    display: block;
    margin-bottom: 4px;
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
  }
}

@media (max-width: 640px) {
  .kl-page {
    padding: 0 18px 24px;
  }

  .kl-header {
    height: 64px;
  }

  .kl-stage {
    margin-top: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .kl-stage,
  .kl-title--arrive,
  .kl-theme-knob,
  .kl-input,
  .kl-submit {
    animation: none;
    transition: none;
  }
}