/* Zx Tech House — shared styles
   Brand teal #17A6AD. Gold is reserved for Premium markers only,
   matching the golden "P" badge used inside the app. */

:root {
  --ink:        #0E2A2C;
  --ink-soft:   #4A6668;
  --ink-faint:  #7C9497;
  --paper:      #F6F9F9;
  --card:       #FFFFFF;
  --teal:       #17A6AD;
  --teal-deep:  #0B6B70;
  --teal-wash:  #E6F4F4;
  --gold:       #B57A10;
  --gold-wash:  #FBF3E2;
  --rule:       #D3E0E0;

  --display: "Bricolage Grotesque", "Trebuchet MS", sans-serif;
  --body:    "Public Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono:    "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --measure: 68rem;
  --gutter: clamp(1.25rem, 5vw, 3.5rem);
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 1.0625rem;
  line-height: 1.65;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--teal-deep); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--ink); }

:focus-visible {
  outline: 2px solid var(--teal-deep);
  outline-offset: 3px;
  border-radius: 2px;
}

.wrap {
  max-width: var(--measure);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- Masthead ---------- */

.masthead {
  border-bottom: 1px solid var(--rule);
  background: var(--card);
}

.masthead__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  align-items: center;
  justify-content: space-between;
  padding-block: 1.1rem;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--mono);
  font-size: 0.8125rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
}

.wordmark__mark {
  display: grid;
  place-items: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 5px;
  background: var(--teal);
  color: #fff;
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0;
}

.navlinks {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  font-family: var(--mono);
  font-size: 0.78125rem;
  letter-spacing: 0.06em;
}

.navlinks a { color: var(--ink-soft); text-decoration: none; }
.navlinks a:hover, .navlinks a[aria-current="page"] { color: var(--teal-deep); text-decoration: underline; }

/* ---------- Hero with scan-capture frame ---------- */

.hero { padding-block: clamp(3.5rem, 9vw, 7rem) clamp(2.5rem, 6vw, 4.5rem); }

.capture {
  position: relative;
  padding: clamp(1.75rem, 5vw, 3.25rem);
  max-width: 46rem;
}

/* four corner brackets = the scanner's edge-detection overlay */
.capture__corner {
  position: absolute;
  width: 30px;
  height: 30px;
  border: 2.5px solid var(--teal);
  opacity: 0;
  animation: lock-on 480ms cubic-bezier(0.2, 0.8, 0.3, 1) forwards;
}
.capture__corner--tl { top: 0; left: 0;  border-right: 0; border-bottom: 0; animation-delay: 120ms; }
.capture__corner--tr { top: 0; right: 0; border-left: 0;  border-bottom: 0; animation-delay: 200ms; }
.capture__corner--br { bottom: 0; right: 0; border-left: 0; border-top: 0;  animation-delay: 280ms; }
.capture__corner--bl { bottom: 0; left: 0;  border-right: 0; border-top: 0;  animation-delay: 360ms; }

@keyframes lock-on {
  from { opacity: 0; transform: scale(1.6); }
  to   { opacity: 1; transform: scale(1); }
}

.eyebrow {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--teal-deep);
  margin: 0 0 1.25rem;
}

h1 {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(2.5rem, 7.5vw, 4.25rem);
  line-height: 1.02;
  letter-spacing: -0.028em;
  margin: 0 0 1.25rem;
  text-wrap: balance;
}

.lede {
  font-size: clamp(1.125rem, 2.4vw, 1.375rem);
  line-height: 1.5;
  color: var(--ink-soft);
  margin: 0;
  max-width: 34rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
  margin-top: 2.25rem;
}

.btn {
  display: inline-block;
  background: var(--teal-deep);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  padding: 0.8rem 1.6rem;
  border-radius: 6px;
  transition: background 150ms ease;
}
.btn:hover { background: var(--ink); color: #fff; }

.pkg {
  font-family: var(--mono);
  font-size: 0.8125rem;
  color: var(--ink-faint);
}

.status {
  margin: 1.5rem 0 0;
  max-width: 34rem;
  font-size: 0.9375rem;
  color: var(--ink-soft);
  padding-left: 1rem;
  border-left: 2px solid var(--rule);
}

/* ---------- Sections ---------- */

.band { border-top: 1px solid var(--rule); }
.band--card { background: var(--card); }

.section { padding-block: clamp(3rem, 7vw, 5rem); }

h2 {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(1.5rem, 3.4vw, 2.125rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
}

h3 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.1875rem;
  letter-spacing: -0.01em;
  margin: 0 0 0.5rem;
}

.section > p { max-width: 42rem; }

.section__intro { color: var(--ink-soft); margin: 0 0 2.5rem; max-width: 40rem; }

/* ---------- Permissions proof ---------- */

.proof {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  grid-template-columns: 1fr;
  align-items: start;
}
@media (min-width: 56rem) {
  .proof { grid-template-columns: 1fr 1fr; }
}

.perms {
  border: 1px solid var(--rule);
  border-radius: 8px;
  background: var(--paper);
  padding: 1.25rem 1.5rem 1.5rem;
}

.perms__label {
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 1rem;
}

.perms ul { list-style: none; margin: 0; padding: 0; }
.perms li { margin-bottom: 1rem; }
.perms li:last-child { margin-bottom: 0; }

.perms code {
  font-family: var(--mono);
  font-size: 0.8125rem;
  color: var(--ink);
  display: block;
  margin-bottom: 0.2rem;
}
.perms span { font-size: 0.9375rem; color: var(--ink-soft); }

.perms__absent {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--rule);
}
.perms__absent code {
  color: var(--ink-faint);
  text-decoration: line-through;
  text-decoration-color: var(--teal);
}
.perms__absent strong { color: var(--teal-deep); font-weight: 600; }

/* ---------- Feature columns ---------- */

.tiers {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  grid-template-columns: 1fr;
}
@media (min-width: 52rem) {
  .tiers { grid-template-columns: 1fr 1fr; }
}

.tier {
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 1.75rem;
  background: var(--card);
}
.tier--premium { border-color: #E4D0A4; background: var(--gold-wash); }

.tier__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--rule);
}
.tier--premium .tier__head { border-bottom-color: #E4D0A4; }

.tier__name {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.375rem;
  letter-spacing: -0.015em;
}
.tier__price { font-family: var(--mono); font-size: 0.8125rem; color: var(--ink-soft); text-align: right; }
.tier--premium .tier__price { color: var(--gold); }

.tier ul { list-style: none; margin: 0; padding: 0; font-size: 0.9688rem; }
.tier li { padding-left: 1.4rem; position: relative; margin-bottom: 0.6rem; line-height: 1.5; }
.tier li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.6em;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--teal);
}
.tier--premium li::before { background: var(--gold); }

.tier__note { margin: 1.5rem 0 0; font-size: 0.875rem; color: var(--ink-soft); }

/* ---------- Pricing ---------- */

.price-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}
.price-figure {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(2.75rem, 7vw, 3.75rem);
  letter-spacing: -0.03em;
  line-height: 1;
}
.price-unit { font-family: var(--mono); font-size: 0.9375rem; color: var(--ink-soft); }

.facts { list-style: none; margin: 1.75rem 0 0; padding: 0; max-width: 44rem; }
.facts li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.15rem 1.5rem;
  padding: 0.85rem 0;
  border-top: 1px solid var(--rule);
  font-size: 0.9688rem;
}
@media (min-width: 40rem) {
  .facts li { grid-template-columns: 12rem 1fr; gap: 1.5rem; align-items: baseline; }
}
.facts dt, .facts b {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  font-weight: 500;
}
.facts span { color: var(--ink); }

/* ---------- Use case ---------- */

.usecase { max-width: 44rem; }
.usecase p { color: var(--ink-soft); }
.usecase strong { color: var(--ink); font-weight: 600; }

.pull {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(1.25rem, 3vw, 1.625rem);
  line-height: 1.3;
  letter-spacing: -0.015em;
  color: var(--ink);
  border-left: 3px solid var(--teal);
  padding-left: 1.25rem;
  margin: 2rem 0;
}

/* ---------- Legal document pages ---------- */

.doc { padding-block: clamp(2.5rem, 6vw, 4rem) clamp(3rem, 7vw, 5rem); }
.doc__body { max-width: 42rem; }

.doc h1 {
  font-size: clamp(2rem, 5vw, 2.875rem);
  margin-bottom: 0.75rem;
}

.doc__meta {
  font-family: var(--mono);
  font-size: 0.8125rem;
  color: var(--ink-faint);
  margin: 0 0 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--rule);
}

.doc h2 {
  font-size: 1.375rem;
  margin-top: 2.75rem;
  margin-bottom: 0.75rem;
}
.doc h2:first-of-type { margin-top: 0; }

.doc h3 { margin-top: 1.75rem; font-size: 1.0625rem; }

.doc p { margin: 0 0 1.1rem; }
.doc ul { margin: 0 0 1.25rem; padding-left: 1.25rem; }
.doc li { margin-bottom: 0.5rem; }

.callout {
  background: var(--teal-wash);
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  margin: 0 0 2.25rem;
  font-size: 0.9688rem;
}
.callout p { margin-bottom: 0.6rem; }
.callout p:last-child { margin-bottom: 0; }
.callout strong { font-weight: 600; }

/* ---------- Footer ---------- */

.foot {
  border-top: 1px solid var(--rule);
  background: var(--card);
  padding-block: clamp(2.5rem, 5vw, 3.5rem);
  font-size: 0.9375rem;
}

.foot__grid {
  display: grid;
  gap: 2rem clamp(2rem, 6vw, 4rem);
  grid-template-columns: 1fr;
}
@media (min-width: 44rem) {
  .foot__grid { grid-template-columns: 1.4fr 1fr 1fr; }
}

.foot h4 {
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  font-weight: 500;
  margin: 0 0 0.9rem;
}

.foot ul { list-style: none; margin: 0; padding: 0; }
.foot li { margin-bottom: 0.5rem; }
.foot a { color: var(--ink-soft); text-decoration: none; }
.foot a:hover { color: var(--teal-deep); text-decoration: underline; }

.foot__legal {
  color: var(--ink-soft);
  line-height: 1.6;
  margin: 0;
}
.foot__legal strong { color: var(--ink); font-weight: 600; display: block; margin-bottom: 0.35rem; }

.foot__base {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--ink-faint);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: space-between;
}

@media (prefers-reduced-motion: reduce) {
  .capture__corner { animation: none; opacity: 1; }
  * { transition-duration: 0.01ms !important; }
}