@font-face {
  font-family: 'AntiqueLegacy';
  src: url('../fonts/AntiqueLegacy-Regular.woff2') format('woff2');
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: 'FragmentMono';
  src: url('../fonts/FragmentMono-Regular.woff2') format('woff2');
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

:root {
  --mail-canvas: #f9f9f9;
  --mail-ink: #111;
  --mail-line: #d7d7d7;
  --mail-accent: #bfff04;
  --mail-gutter: clamp(20px, 4vw, 56px);
}

html {
  background: var(--mail-canvas);
}

body.mail-page {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background: var(--mail-canvas);
  color: var(--mail-ink);
  font-family: 'AntiqueLegacy', sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

.mail-page :is(button, input, textarea) {
  font: inherit;
}

.mail-main {
  width: min(100%, 1440px);
  margin-inline: auto;
  padding: clamp(128px, 11vw, 168px) var(--mail-gutter) clamp(44px, 6vw, 88px);
}

.mail-intro {
  max-width: 720px;
  margin: 0 auto clamp(36px, 5vw, 64px);
  text-align: center;
  animation: mail-clarify 820ms cubic-bezier(.16, 1, .3, 1) both;
}

.mail-intro h1 {
  margin: 10px 0 16px;
  font-size: clamp(48px, 6vw, 86px);
  font-weight: 400;
  line-height: .9;
  letter-spacing: -.055em;
}

.mail-kicker,
.mail-details__eyebrow,
.mail-details dt {
  margin: 0;
  color: #6e6e6e;
  font: 12px/1.2 'FragmentMono', monospace;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.mail-intro > p:last-child {
  max-width: 540px;
  margin: 0 auto;
  font-size: clamp(16px, 1.5vw, 20px);
  line-height: 1.18;
}

.mail-panel {
  display: grid;
  grid-template-columns: minmax(260px, .72fr) minmax(0, 1.55fr);
  overflow: hidden;
  border: 1px solid var(--mail-line);
  border-radius: 28px;
  background: rgba(255, 255, 255, .56);
  box-shadow: 0 34px 90px rgba(20, 20, 20, .06);
  animation: mail-clarify 900ms cubic-bezier(.16, 1, .3, 1) 120ms both;
}

.mail-details,
.mail-form-wrap {
  min-width: 0;
  padding: clamp(28px, 4vw, 56px);
}

.mail-details {
  background: rgba(255, 255, 255, .5);
}

.mail-details h2 {
  margin: 34px 0 22px;
  font-size: clamp(38px, 3.1vw, 54px);
  font-weight: 400;
  line-height: .95;
  letter-spacing: -.035em;
}

.mail-details > a {
  color: inherit;
  font-size: clamp(18px, 2vw, 24px);
  overflow-wrap: anywhere;
  text-decoration: none;
  transition: opacity 180ms ease;
}

.mail-details > a:hover {
  opacity: .58;
}

.mail-details dl {
  display: grid;
  gap: 18px;
  margin: 48px 0 0;
}

.mail-details dl div {
  display: grid;
  gap: 5px;
}

.mail-details dd {
  margin: 0;
  font-size: 17px;
}

.mail-form-wrap {
  border-left: 1px solid var(--mail-line);
}

.mail-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.mail-form__message,
.mail-submit {
  grid-column: 1 / -1;
}

.mail-form label {
  display: grid;
  gap: 9px;
  font-size: 16px;
}

.mail-form :is(input, textarea) {
  width: 100%;
  min-height: 52px;
  padding: 14px 16px;
  border: 1px solid var(--mail-line);
  border-radius: 16px;
  background: rgba(255, 255, 255, .82);
  color: var(--mail-ink);
  font: inherit;
  outline: none;
  transition: border-color 180ms ease, box-shadow 240ms ease;
}

.mail-form :is(input, textarea):hover {
  border-color: #bcbcbc;
}

.mail-form textarea {
  min-height: 170px;
  resize: vertical;
}

.mail-form :is(input, textarea):focus-visible,
.mail-submit:focus-visible,
.mail-details > a:focus-visible {
  outline: 2px solid var(--mail-ink);
  outline-offset: 3px;
}

.mail-submit {
  min-height: 56px;
  border: 1px solid var(--mail-ink);
  border-radius: 999px;
  background: var(--mail-ink);
  color: #fff;
  font: 17px/1 'AntiqueLegacy', sans-serif;
  cursor: pointer;
  transition: background-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.mail-submit:hover {
  background: var(--mail-accent);
  color: var(--mail-ink);
  transform: translateY(-2px);
}

.mail-panel + .site-footer {
  width: 100vw;
  max-width: none;
  margin-top: clamp(120px, 15vw, 220px);
  margin-inline: calc(50% - 50vw);
}

@keyframes mail-clarify {
  from {
    opacity: 0;
    filter: blur(14px);
  }

  to {
    opacity: 1;
    filter: blur(0);
  }
}

@media (max-width: 820px) {
  .mail-main {
    padding-top: 118px;
    padding-bottom: 72px;
  }

  .mail-intro {
    text-align: left;
  }

  .mail-intro > p:last-child {
    margin-left: 0;
  }

  .mail-panel {
    grid-template-columns: 1fr;
  }

  .mail-form {
    grid-template-columns: 1fr;
  }

  .mail-form-wrap {
    border-top: 1px solid var(--mail-line);
    border-left: 0;
  }

  .mail-form__message,
  .mail-submit {
    grid-column: auto;
  }

  .mail-panel + .site-footer {
    margin-top: 112px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .mail-intro,
  .mail-panel {
    animation-duration: 320ms;
    animation-timing-function: ease;
  }

  .mail-submit,
  .mail-form :is(input, textarea),
  .mail-details > a {
    transition-duration: 240ms;
  }
}