/* Public pages: coming-soon signup and unsubscribe. Brand register, restrained.
   Mobile first: written for a 360px phone, media queries only add room. Tokens: fia-tokens.css */

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

html { -webkit-text-size-adjust: 100%; }
[hidden] { display: none !important; }

body.pub {
  display: flex;
  min-height: 100dvh;
  margin: 0;
  padding: max(1.5rem, env(safe-area-inset-top)) max(1rem, env(safe-area-inset-right))
    max(1.5rem, env(safe-area-inset-bottom)) max(1rem, env(safe-area-inset-left));
  background: var(--fia-bg);
  color: var(--fia-ink);
  font-family: var(--fia-font);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-tap-highlight-color: transparent;
}

.pub-main {
  width: 100%;
  max-width: 25rem;
  margin: auto;            /* centres when short, scrolls normally when tall */
  text-align: center;
  animation: pub-rise 500ms var(--fia-ease) both;
}
@keyframes pub-rise {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

/* The logo JPEG has wide margins; crop to the lettering. */
.logo-crop {
  width: min(15rem, 72%);
  aspect-ratio: 760 / 430;
  margin: 0 auto 0.5rem;
  overflow: hidden;
}
.logo-crop img {
  display: block;
  width: 179.5%;
  max-width: none;
  height: auto;
  margin-left: -31.6%;
  margin-top: -19.7%;
}

.eyebrow {
  margin: 0 0 0.5rem;
  color: var(--fia-text-2);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}
.pub-title {
  margin: 0 0 0.75rem;
  font-size: clamp(1.5rem, 6vw, 1.875rem);
  font-weight: 300;
  line-height: 1.25;
  letter-spacing: 0.02em;
  text-wrap: balance;
}
.lede {
  max-width: 22rem;
  margin: 0 auto 1.75rem;
  color: var(--fia-text-2);
  text-wrap: pretty;
}

/* ---- Form ---------------------------------------------------------------------------------- */
.signup { display: grid; gap: 1rem; text-align: left; }
.field-row { display: grid; gap: 1rem; }
.pub label {
  display: block;
  margin-bottom: 0.375rem;
  font-size: 0.875rem;
  font-weight: 500;
}
.pub input[type="text"],
.pub input[type="email"] {
  display: block;
  width: 100%;
  min-height: 3rem;
  padding: 0.625rem 0.875rem;
  color: var(--fia-ink);
  background: var(--fia-surface);
  border: 1px solid var(--fia-line-strong);
  border-radius: var(--fia-radius);
  font: inherit;
  font-size: 1rem;           /* 16px: no zoom on iOS focus */
  transition: border-color var(--fia-fast) var(--fia-ease);
}
@media (hover: hover) {
  .pub input[type="text"]:hover,
  .pub input[type="email"]:hover { border-color: var(--fia-ink); }
}
.pub input:focus-visible {
  border-color: var(--fia-accent);
  outline: 2px solid var(--fia-accent);
  outline-offset: 1px;
}
.pub input[aria-invalid="true"] { border-color: var(--fia-danger); }
.field-error {
  margin: 0.375rem 0 0;
  color: var(--fia-danger);
  font-size: 0.875rem;
}
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.pub-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  width: 100%;
  min-height: 3rem;
  padding: 0.75rem 1.5rem;
  color: var(--fia-bg);
  background: var(--fia-ink);
  border: 1px solid var(--fia-ink);
  border-radius: var(--fia-radius);
  font: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  touch-action: manipulation;
  transition: background-color var(--fia-fast) var(--fia-ease), transform var(--fia-fast) var(--fia-ease);
}
@media (hover: hover) {
  .pub-btn:hover { background: var(--fia-ink-hover); border-color: var(--fia-ink-hover); }
}
.pub-btn:active { transform: scale(0.98); }
.pub-btn:focus-visible { outline: 2px solid var(--fia-accent); outline-offset: 2px; }
.pub-btn[aria-busy="true"] { cursor: progress; }
.pub-btn[aria-busy="true"]::after {
  content: "";
  width: 1rem;
  height: 1rem;
  border: 2px solid currentColor;
  border-inline-end-color: transparent;
  border-radius: 50%;
  animation: pub-spin 0.7s linear infinite;
}
@keyframes pub-spin { to { transform: rotate(360deg); } }

.pub-link {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  color: var(--fia-accent);
  font-size: 0.9375rem;
  text-underline-offset: 0.2em;
}
.pub-link-center { justify-self: center; }
.pub-link:hover { color: var(--fia-ink); }
.pub-link:focus-visible { outline: 2px solid var(--fia-accent); outline-offset: 2px; }

.consent {
  margin: 0;
  color: var(--fia-text-2);
  font-size: 0.8125rem;
  line-height: 1.5;
  text-align: center;
}

/* ---- Messages -------------------------------------------------------------------------------- */
.notice {
  margin: 1rem 0 0;
  padding: 0.75rem 1rem;
  border-radius: var(--fia-radius);
  font-size: 0.9375rem;
  text-align: left;
}
.notice:empty { margin: 0; padding: 0; }   /* live region stays in the DOM, but takes no room */
.notice-ok { background: var(--fia-accent-tint); color: oklch(0.30 0.06 170); }
.notice-err { background: var(--fia-danger-tint); color: oklch(0.38 0.13 28); }
/* No-JS result: subscribe.php redirects to /#thanks etc. and :target reveals the matching message. */
.notice-target { display: none; scroll-margin-top: 1rem; }
.notice-target:target { display: block; }

/* ---- Footer ---------------------------------------------------------------------------------- */
.social { margin-top: 2rem; }
.social a {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  min-height: 2.75rem;
  padding: 0 0.5rem;
  color: var(--fia-ink);
  font-size: 0.9375rem;
  letter-spacing: 0.06em;
  text-decoration: none;
}
.social a:hover { text-decoration: underline; text-underline-offset: 0.25em; }
.social a:focus-visible { outline: 2px solid var(--fia-accent); outline-offset: 2px; }
.social svg { width: 1.5rem; height: 1.5rem; }
.pub-foot { margin: 1.5rem 0 0; color: var(--fia-text-2); font-size: 0.8125rem; }

@media (min-width: 26rem) {
  .field-row { grid-template-columns: 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .pub-main { animation: none; }
  .pub-btn:active { transform: none; }
  .pub-btn[aria-busy="true"]::after { animation: none; }
  .pub-btn,
  .pub input { transition: none; }
}