/* ==========================================================================
   signup.css — the waitlist page.

   One screen, no scrolling: the same sky the home page opens on, the near
   mountain plate anchored to the bottom for depth, and a single column of
   content over it. No parallax and no Lenis here — this page is a form, and
   a form should not move under the person filling it in.
   ========================================================================== */

.signup {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  background: var(--sky-back);
  overflow: hidden;
  isolation: isolate;
}

/* The bloom, same disc as the home hero. */
.signup__glow {
  position: absolute;
  top: 6%;
  left: 50%;
  width: min(52vw, 660px);
  height: min(52vw, 660px);
  margin-left: min(-26vw, -330px);
  border-radius: 999px;
  background: var(--glow);
  filter: blur(70px);
  z-index: -2;
  pointer-events: none;
}

/* Foreground ridge, bled off the bottom edge. */
.signup__ridge {
  position: absolute;
  left: 50%;
  bottom: 0;
  width: max(1440px, 100vw);
  margin-left: calc(max(1440px, 100vw) * -0.5);
  height: 46vh;
  object-fit: cover;
  /* The plate is a tall PNG with the ridge at its base and transparency
     above it — sample the bottom, or you get an empty crop. */
  object-position: 50% 100%;
  /* cover crops the plate mid-slope, so fade the cut into the sky rather
     than leaving a hard horizontal seam across the page. */
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, #000 34%);
  mask-image: linear-gradient(to bottom, transparent 0%, #000 34%);
  z-index: -1;
  pointer-events: none;
}


/* -- top bar --------------------------------------------------------------- */

.signup__top {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: min(2.083vw, 30px) var(--gutter) 0;
}

.signup__home {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.82);
  transition: color var(--dur-fast) var(--ease-out);
}

.signup__home:hover { color: #fff; }
.signup__home span { transition: transform var(--dur-fast) var(--ease-out); }
.signup__home:hover span { transform: translateX(-3px); }


/* -- the column ------------------------------------------------------------ */

.signup__main {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 48px var(--gutter) 64px;
  text-align: center;
}

.signup__logotype {
  font-family: var(--font-display);
  font-size: clamp(46px, 6.6vw, 96px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.055em;
  text-transform: lowercase;
  color: #fff;
}

.signup__logotype .cursor { margin-left: -0.02em; }

.signup__kicker {
  margin-top: 28px;
  color: rgba(255, 255, 255, 0.72);
}

.signup__title {
  margin-top: 14px;
  max-width: 15ch;
  font-family: var(--font-display);
  font-size: clamp(30px, 3.6vw, 52px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.04em;
  color: #fff;
  text-wrap: balance;
}

.signup__lede {
  margin-top: 18px;
  max-width: 46ch;
  font-size: clamp(16px, 1.39vw, 20px);
  font-weight: 400;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: rgba(255, 255, 255, 0.82);
  text-wrap: balance;
}


/* -- the form -------------------------------------------------------------- */

.signup__form {
  display: flex;
  gap: 10px;
  width: min(100%, 520px);
  margin-top: 34px;
}

.signup__field {
  flex: 1;
  min-width: 0;
  height: 56px;
  padding: 0 20px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: var(--r-pill);
  background: rgba(18, 16, 34, 0.42);
  backdrop-filter: blur(8px);
  font-family: var(--mono);
  font-size: 15px;
  color: #fff;
  transition: border-color var(--dur-fast) var(--ease-out),
              background-color var(--dur-fast) var(--ease-out);
}

.signup__field::placeholder { color: rgba(255, 255, 255, 0.48); }

.signup__field:focus {
  outline: none;
  border-color: #fff;
  background: rgba(18, 16, 34, 0.58);
}

.signup__form.is-invalid .signup__field { border-color: #ffb4a0; }

.signup__submit { flex: none; }

/* Below the form: the error, or the confirmation that replaces it. */
.signup__note {
  margin-top: 16px;
  min-height: 22px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: #ffb4a0;
}

.signup__done {
  display: none;
  width: min(100%, 520px);
  margin-top: 34px;
  padding: 26px 28px;
  border-radius: var(--r-tile);
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(18, 16, 34, 0.42);
  backdrop-filter: blur(8px);
}

.signup.is-done .signup__form,
.signup.is-done .signup__note { display: none; }
.signup.is-done .signup__done { display: block; }

.signup__done-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #fff;
}

.signup__done-copy {
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.8);
}

.signup__done-mail {
  display: inline-block;
  margin-top: 14px;
  padding: 6px 12px;
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.14);
  font-family: var(--mono);
  font-size: 13px;
  color: #fff;
  word-break: break-all;
}

/* This line lands on the sky at some sizes and on the dark ridge at others,
   so it carries its own shadow rather than relying on either ground. */
.signup__fine {
  margin-top: 26px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.78);
  text-shadow: 0 1px 8px rgba(18, 16, 34, 0.55);
}

.signup__fine i { font-style: normal; padding-inline: 10px; color: rgba(255, 255, 255, 0.42); }

@media (max-width: 640px) {
  .signup__form { flex-direction: column; }

  /* Stacked, the field must keep its own height — `flex: 1` in a column
     gives it a 0 basis and it collapses to a sliver. */
  .signup__field { flex: none; width: 100%; }

  .signup__submit { width: 100%; justify-content: center; }
  .signup__fine i { padding-inline: 6px; }

  /* Narrower box, so let cover zoom into the ridge instead of stretching
     the full 1440px plate into a thin strip that reads as empty sky. */
  .signup__ridge {
    width: 100vw;
    margin-left: -50vw;
    height: 36vh;
  }
}

@media (prefers-reduced-motion: reduce) {
  .signup__home span { transition: none; }
}