/* LIATH LABS — landing styles */

/* ─── Globals ────────────────────────────────────────────────────────────── */

.liath { background: var(--bg); color: var(--ink); transition: background 600ms ease, color 600ms ease; }

/* utility */
.mono { font-family: 'IBM Plex Mono', ui-monospace, monospace; font-weight: 400; letter-spacing: 0.08em; text-transform: uppercase; }
.micro { font-size: 10.5px; letter-spacing: 0.18em; }
.small { font-size: 11.5px; }
.muted { color: var(--grey); }
.muted-display { color: var(--grey); }
.centered { text-align: center; justify-content: center; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* hairlines */
.hairline { display: inline-block; width: 64px; height: 1px; background: var(--hair); }
.hair-x   { display: inline-block; width: 18px; height: 1px; background: var(--hair); margin-right: 10px; vertical-align: middle; }

/* ─── Section frame ───────────────────────────────────────────────────────── */

.section {
  max-width: 1280px;
  margin: 0 auto;
  padding: 140px 56px;
  border-top: 1px solid var(--hair-soft);
}
@media (max-width: 720px) {
  .section { padding: 72px 20px; }
}

.kicker { display: flex; align-items: center; margin-bottom: 32px; color: var(--grey); }
.kicker.centered { justify-content: center; gap: 16px; margin-bottom: 28px; }
.kicker.centered .hair-x { margin: 0; width: 48px; }

/* Founder eyebrow — slightly larger than other kickers */
.founder .kicker .mono.micro { font-size: 12px; letter-spacing: 0.20em; }

.display {
  font-family: 'Tenor Sans', serif;
  font-weight: 400;
  font-size: clamp(34px, 5.2vw, 76px);
  line-height: 1.05;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  margin: 0;
}
.display em { font-style: normal; font-weight: 400; color: var(--ink); }

/* Email capture title — smaller than other display headers */
.capture .display {
  font-size: clamp(28px, 4vw, 52px);
}

/* ─── Hero ───────────────────────────────────────────────────────────────── */

.topbar {
  display: flex; gap: 14px; align-items: center; justify-content: center;
  padding: 14px 20px;
  border-bottom: 1px solid var(--hair-soft);
  color: var(--grey);
  flex-wrap: wrap;
}
.topbar .dot { font-size: 6px; opacity: 0.5; }
@media (max-width: 540px) {
  .topbar { gap: 8px; padding: 12px 16px; }
  .topbar .dot { display: none; }
  .topbar .small { font-size: 10px; letter-spacing: 0.14em; }
}

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex; flex-direction: column;
}
.hero-inner {
  flex: 1;
  display: flex; flex-direction: column; justify-content: center; align-items: center;
  padding: 64px 24px 48px;
  text-align: center;
  will-change: transform;
}
@media (max-width: 540px) {
  .hero-inner { padding: 56px 18px 80px; }
}
.hero-eyebrow {
  display: flex; align-items: center; gap: 14px; color: var(--grey);
  margin-bottom: 32px;
}
@media (max-width: 540px) {
  .hero-eyebrow { margin-bottom: 22px; gap: 10px; }
  .hero-eyebrow .hairline { width: 36px; }
}

/* Scroll hint — mobile only */
.hero::after {
  content: 'SCROLL ↓';
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--grey);
  opacity: 0;
  pointer-events: none;
  animation: scrollHint 2.6s ease-in-out infinite;
}
@media (min-width: 721px) {
  .hero::after { display: none; }
}
@keyframes scrollHint {
  0%   { opacity: 0.35; transform: translate(-50%, -2px); }
  50%  { opacity: 0.9;  transform: translate(-50%, 4px); }
  100% { opacity: 0.35; transform: translate(-50%, -2px); }
}

.wordmark {
  margin: 0;
  line-height: 1;
}
.liath-wm {
  display: block;
  position: relative;
  width: clamp(260px, 80vw, 1100px);
  height: clamp(57px, 17.6vw, 242px);
  background-image: url('logo-liath.png');
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
  margin: 0 auto;
  max-width: 100%;
}
.liath-wm--chrome {
  filter: drop-shadow(0 1px 0 rgba(255,255,255,0.04)) drop-shadow(0 2px 24px rgba(0,0,0,0.25));
  overflow: hidden;
}
.is-dark .liath-wm--chrome {
  filter: drop-shadow(0 0 28px rgba(255,255,255,0.10));
}
.liath-wm__shimmer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  /* Mask the shimmer to the logo's alpha so it only paints on the letterforms */
  -webkit-mask-image: url('logo-liath.png');
  mask-image: url('logo-liath.png');
  -webkit-mask-size: contain;
  mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: center;
  mask-position: center;
  mix-blend-mode: screen;
}
.is-dark .liath-wm__shimmer {
  mix-blend-mode: screen;
}

.hero-tagline {
  margin: 32px 0 0;
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 300;
  font-size: clamp(13px, 1.4vw, 17px);
  font-style: normal;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding: 0 12px;
}
.hero-tagline em { font-style: normal; }

/* ─── Founder ────────────────────────────────────────────────────────────── */

.founder-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 80px;
  margin-top: 56px;
  align-items: start;
}
@media (max-width: 900px) { .founder-grid { grid-template-columns: 1fr; gap: 40px; } }

.portrait-frame {
  aspect-ratio: 3 / 4;
  background: var(--bg-soft);
  border: 1px solid var(--hair-soft);
  position: relative;
  overflow: hidden;
}
.portrait-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.founder-letter {
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 300;
  font-size: clamp(15px, 1.2vw, 17px);
  line-height: 1.75;
  color: var(--ink-soft);
  max-width: 560px;
  text-wrap: pretty;
}
.founder-letter p { margin: 0 0 18px; }
.letter-sign { display: flex; flex-direction: column; gap: 6px; margin-top: 32px; }
.signature {
  font-family: 'Tenor Sans', serif;
  font-style: normal;
  font-size: 22px;
  color: var(--ink);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

/* ─── Email capture ──────────────────────────────────────────────────────── */

.capture {
  text-align: center;
  padding-top: 140px; padding-bottom: 140px;
}
@media (max-width: 720px) {
  .capture { padding-top: 88px; padding-bottom: 88px; }
}
.capture-blurb {
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 300;
  font-size: clamp(14px, 1.1vw, 16px);
  line-height: 1.7;
  color: var(--grey);
  max-width: 480px;
  margin: 28px auto 48px;
  text-wrap: pretty;
}
.email-form {
  max-width: 560px;
  margin: 0 auto;
  border: 1px solid var(--hair);
  background: var(--bg);
  transition: border-color 240ms ease;
}
.email-form:focus-within { border-color: var(--ink); }
.email-form__fields {
  display: flex; align-items: stretch;
  width: 100%;
}
.email-form input {
  flex: 1;
  border: 0; outline: 0; background: transparent;
  padding: 20px 22px;
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 300;
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--ink);
  width: 100%;
  min-width: 0;
}
.email-form input::placeholder { color: var(--grey-soft); font-style: italic; }
@media (max-width: 540px) {
  .email-form input { padding: 18px; font-size: 14px; }
}
.btn {
  appearance: none;
  border: 0; border-left: 1px solid var(--hair);
  background: var(--ink); color: var(--bg);
  padding: 0 28px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  cursor: pointer;
  position: relative;
  transition: background 220ms ease, color 220ms ease, padding 220ms ease;
  min-width: 180px;
}
.btn:hover:not(:disabled) { padding: 0 36px; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-label { display: inline-block; transition: transform 240ms ease; }

.thanks {
  padding: 28px 24px;
  display: flex; flex-direction: column; gap: 10px; align-items: center;
}
/* Make the [hidden] attribute win over the display rules above */
.thanks[hidden],
.email-form__fields[hidden] { display: none !important; }
.thanks p {
  margin: 0;
  font-family: 'Tenor Sans', serif;
  font-size: 17px;
  color: var(--ink);
  letter-spacing: 0.04em;
}

.fineprint { margin-top: 22px; }

/* ─── Perks ──────────────────────────────────────────────────────────────── */

.perks-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 56px;
  border-top: 1px solid var(--hair);
}
@media (max-width: 820px) { .perks-grid { grid-template-columns: 1fr; } }
.perk {
  padding: 40px 32px 48px;
  border-right: 1px solid var(--hair-soft);
  border-bottom: 1px solid var(--hair-soft);
  display: flex; flex-direction: column; gap: 14px;
  min-height: 220px;
  height: 100%;
  box-sizing: border-box;
}
.perks-grid > div:last-child .perk { border-right: 0; }
@media (max-width: 820px) { .perk { border-right: 0; } }

.perk-label {
  margin: 0;
  font-family: 'Tenor Sans', serif;
  font-weight: 400;
  font-size: clamp(20px, 2.4vw, 30px);
  line-height: 1.15;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.perk-body {
  margin: 0;
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 300;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--grey);
  text-wrap: pretty;
}

/* ─── Socials ────────────────────────────────────────────────────────────── */

.socials { text-align: center; }
.social-row {
  display: flex; align-items: center; justify-content: center;
  gap: 56px;
  margin-top: 36px;
  flex-wrap: wrap;
}
@media (max-width: 540px) {
  .social-row { gap: 28px; }
  .social-sep { display: none; }
}
.social {
  display: inline-flex; align-items: center; gap: 14px;
  padding: 14px 4px;
  border-bottom: 1px solid transparent;
  transition: border-color 240ms ease, transform 320ms ease;
}
.social:hover { border-bottom-color: var(--ink); transform: translateY(-1px); }
.social-label { display: flex; flex-direction: column; align-items: flex-start; gap: 2px; }
.social-name {
  font-family: 'Tenor Sans', serif;
  font-style: normal;
  font-size: 16px;
  color: var(--ink);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.social-sep { color: var(--grey-soft); font-size: 11px; }

/* ─── Footer ─────────────────────────────────────────────────────────────── */

.footer {
  border-top: 1px solid var(--hair-soft);
  padding: 80px 56px 40px;
  text-align: center;
  background: var(--bg-soft);
}
.footer-mark { margin-bottom: 28px; }
.footer-mark .liath-wm {
  width: clamp(200px, 60vw, 700px);
  height: clamp(44px, 13.2vw, 154px);
}
.footer-row {
  display: flex; justify-content: space-between; align-items: center; gap: 18px; flex-wrap: wrap;
  max-width: 1280px; margin: 32px auto 0;
  border-top: 1px solid var(--hair-soft);
  padding-top: 24px;
  color: var(--grey);
}
@media (max-width: 720px) {
  .footer { padding: 60px 22px 30px; }
  .footer-row { justify-content: center; text-align: center; gap: 12px; }
  .footer-row .small, .footer-row .micro { font-size: 9.5px; letter-spacing: 0.14em; }
  .email-form__fields { flex-direction: column; }
  .btn { border-left: 0; border-top: 1px solid var(--hair); padding: 22px; min-width: 0; width: 100%; }
  .btn:hover:not(:disabled) { padding: 22px; }
  .display { font-size: clamp(34px, 9vw, 60px); }
  .capture .display { font-size: clamp(22px, 5.4vw, 34px); }
  .signature { font-size: 28px; }
  .perk { padding: 32px 24px 36px; min-height: 0; }
  .perk-body { font-size: 17px; }
  .founder-letter { font-size: 15px; }
  .capture-blurb { font-size: 14px; margin: 22px auto 32px; }
  .kicker { margin-bottom: 24px; }
}