/* The Peptide Letters: landing synthesis (base: arena candidate C "The Questions")
   Fonts are self-hosted (SIL OFL, see fonts/OFL-*.txt). No third-party requests. */

@font-face {
  font-family: "Literata";
  src: url("fonts/Literata-var.woff2") format("woff2");
  font-weight: 200 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Literata";
  src: url("fonts/Literata-Italic-var.woff2") format("woff2");
  font-weight: 200 900;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Atkinson Next";
  src: url("fonts/AtkinsonHyperlegibleNext-var.woff2") format("woff2");
  font-weight: 200 800;
  font-display: swap;
}

:root {
  --paper: #F4ECDF;      /* warm oat ground */
  --paper-2: #FAF4EA;    /* lifted card paper, never pure white */
  --paper-3: #EADFCB;    /* sunk band */
  --ink: #2A2320;        /* warm near-black, never pure black */
  --ink-2: #54483F;      /* supporting text */
  --juniper: #2D5142;    /* deep juniper green, the one brand colour */
  --juniper-2: #22402F;
  --clay: #A1462A;       /* the question mark colour */
  --peach: #F2C9A8;      /* eyebrow on green */
  --rule: #2A2320;
  --focus: #A1462A;

  --sans: "Atkinson Next", "Atkinson Hyperlegible", system-ui, sans-serif;
  --serif: "Literata", Georgia, "Times New Roman", serif;

  --measure: 34rem;
  --gutter: clamp(1.25rem, 5vw, 3rem);
}

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

html {
  font-size: 100%;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.3125rem;          /* 21px */
  line-height: 1.6;
  font-optical-sizing: auto;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; height: auto; }

a { color: var(--juniper); text-decoration-thickness: 2px; text-underline-offset: 0.18em; }
a:hover { color: var(--clay); }

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip {
  position: absolute; left: -999px; top: 0;
  background: var(--juniper); color: var(--paper-2);
  padding: 0.75rem 1rem; font-family: var(--sans); font-size: 1rem;
}
.skip:focus { left: 1rem; top: 1rem; z-index: 10; }

.wrap { max-width: 72rem; margin: 0 auto; padding: 0 var(--gutter); }

/* ---------- Masthead ---------- */
.masthead {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem;
  padding-top: 0.75rem; padding-bottom: 0.75rem;
  border-bottom: 3px solid var(--rule);
}
.wordmark {
  font-family: var(--serif); font-weight: 700; font-size: 1.375rem;
  letter-spacing: -0.01em; color: var(--ink); text-decoration: none;
  line-height: 1.55; min-height: 44px; display: inline-flex; align-items: center; white-space: nowrap;
}
.wordmark span { color: var(--juniper); font-style: italic; font-weight: 500; margin-left: 0.3em; }
.masthead nav a {
  font-family: var(--sans); font-size: 1.0625rem; font-weight: 600;
  min-height: 44px; display: inline-flex; align-items: center; padding: 0 0.25rem; white-space: nowrap;
}

/* ---------- Hero ---------- */
.hero {
  display: grid; gap: 1.25rem;
  padding-top: 1.25rem;
  padding-bottom: clamp(3rem, 8vw, 6rem);
}
.portrait { margin: 0; display: grid; grid-template-columns: 7.25rem 1fr; gap: 1rem; align-items: center; }
.portrait-frame {
  aspect-ratio: 4 / 5; width: 100%;
  border: 3px solid var(--ink); border-radius: 14px; overflow: hidden;
  background: #EFE3D0;
}
.portrait-frame img { width: 100%; height: 100%; object-fit: cover; }
.portrait figcaption {
  font-family: var(--serif); font-size: 1.25rem; line-height: 1.4;
  color: var(--ink-2); margin: 0;
}
.portrait .sig-name { display: block; font-weight: 700; font-size: 1.75rem; color: var(--ink); }

.salutation {
  font-family: var(--serif); font-style: italic; font-weight: 450;
  font-size: 1.3125rem; line-height: 1.6; color: var(--ink-2);
  margin: 0 0 0.5rem; max-width: var(--measure);
}
.hero h1 {
  font-family: var(--serif); font-weight: 600;
  font-size: clamp(2.125rem, 8vw, 4.25rem);
  line-height: 1.08; letter-spacing: -0.02em;
  margin: 0 0 0.875rem;
  text-wrap: balance;
}
.qmark { color: var(--clay); }
.hero .lede { font-size: 1.375rem; max-width: var(--measure); margin: 0 0 1.25rem; }
.hero p { max-width: var(--measure); }
.hero .after-form { margin: 0 0 1rem; }
.hero-form { margin: 0 0 1.75rem; }
.beat {
  font-family: var(--sans); font-size: 1.25rem; line-height: 1.55; color: var(--ink-2);
  border-left: 4px solid var(--clay); padding-left: 1rem; margin: 1.5rem 0 0;
}

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem;
  min-height: 3.5rem; padding: 0.85rem 1.6rem;
  background: var(--juniper); color: var(--paper-2);
  font-family: var(--sans); font-weight: 700; font-size: 1.1875rem; line-height: 1.55;
  border: 3px solid var(--juniper); border-radius: 999px;
  text-decoration: none; cursor: pointer;
}
.btn:hover { background: var(--juniper-2); border-color: var(--juniper-2); color: var(--paper-2); }

@media (min-width: 60rem) {
  .hero { grid-template-columns: 20rem 1fr; gap: 4.5rem; align-items: start; padding-top: clamp(2rem, 5vw, 4rem); }
  .portrait { position: sticky; top: 2rem; display: block; max-width: 20rem; }
  .portrait figcaption { margin-top: 0.875rem; }
  .hero-copy { max-width: 40rem; }
  .salutation { font-size: 1.5rem; margin-bottom: 0.75rem; }
  .hero-form { max-width: 30rem; }
}

/* ---------- Contents rows ---------- */
.contents {
  background: var(--paper-3);
  border-top: 3px solid var(--rule); border-bottom: 3px solid var(--rule);
  padding: clamp(3rem, 8vw, 6rem) 0;
}
.section-head { max-width: 44rem; margin-bottom: clamp(1.5rem, 4vw, 2.5rem); }
.eyebrow {
  font-family: var(--sans); font-weight: 700; font-size: 1.0625rem;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--clay);
  margin: 0 0 0.75rem;
}
.eyebrow-light { color: var(--peach); }
h2 {
  font-family: var(--serif); font-weight: 600;
  font-size: clamp(2rem, 6vw, 3.25rem); line-height: 1.12; letter-spacing: -0.015em;
  margin: 0 0 1.25rem; text-wrap: balance;
}
.section-head p { margin: 0; max-width: var(--measure); }

.rows { list-style: none; margin: 0; padding: 0; border-top: 3px solid var(--rule); }
.row {
  display: grid; grid-template-columns: 3.25rem 1fr; gap: 0.75rem 1rem;
  padding: 1.5rem 0; border-bottom: 2px solid var(--rule);
}
.row-num {
  font-family: var(--serif); font-weight: 700; font-size: 1.75rem; line-height: 1.2;
  color: var(--clay); font-variant-numeric: tabular-nums; padding-top: 0.2rem;
}
.row-body { max-width: 40rem; display: grid; gap: 0.75rem; }
.row h3 {
  font-family: var(--sans); font-weight: 700;
  font-size: clamp(1.5rem, 5vw, 2rem); line-height: 1.18; letter-spacing: -0.01em;
  margin: 0; text-wrap: balance;
}
.row .answer { margin: 0; }
.row .inletter {
  font-family: var(--sans); font-size: 1.25rem; line-height: 1.55;
  margin: 0; color: var(--ink);
}
.row .inletter b { color: var(--clay); }

@media (min-width: 52rem) {
  .row { grid-template-columns: 4.5rem 1fr; padding: 2rem 0; }
  .row-num { font-size: 2.25rem; }
  .row-body { grid-template-columns: 1fr 1fr; column-gap: 3rem; align-items: start; max-width: none; }
  .row h3 { grid-row: span 2; }
}

/* ---------- Promise (June's rules) + sign-off ---------- */
.promise { padding-top: clamp(3rem, 8vw, 5.5rem); padding-bottom: 0; }
.promise .inner { max-width: 44rem; }
.promise ul { list-style: none; padding: 0; margin: 1.5rem 0 0; display: grid; gap: 1rem; }
.promise li { padding-left: 2.25rem; position: relative; }
.promise li::before {
  content: ""; position: absolute; left: 0; top: 0.45em;
  width: 1.1rem; height: 1.1rem; border-radius: 50%;
  background: var(--juniper);
}
.signoff { margin: 2.25rem 0 0; }
.signoff .warmly { margin: 0 0 0.25rem; }
.signature {
  font-family: var(--serif); font-style: italic; font-weight: 300;
  font-size: 3.5rem; line-height: 1; color: var(--juniper-2);
  display: inline-block; position: relative;
  padding: 0.25rem 0.5rem 0.75rem 0; margin: 0;
}
.signature svg {
  position: absolute; left: 0; right: -0.375rem; bottom: 0;
  width: calc(100% + 0.375rem); height: 1rem;
}

/* ---------- Signup ---------- */
.signup { padding: clamp(3rem, 8vw, 6rem) 0 clamp(3.5rem, 9vw, 7rem); }
.signup-card {
  background: var(--juniper); color: var(--paper-2);
  border-radius: 22px; padding: clamp(1.75rem, 5vw, 4rem);
  display: grid; gap: 2rem;
}
.signup-card h2 { color: var(--paper-2); }
.signup-card p { margin: 0 0 1rem; max-width: var(--measure); }
.inside { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.9rem; }
.inside li { padding-left: 2rem; position: relative; }
.inside li::before { content: "?"; position: absolute; left: 0; top: 0; font-family: var(--sans); font-weight: 800; color: var(--peach); }

.form-wrap {
  background: var(--paper-2); color: var(--ink);
  border: 3px solid var(--ink);
  border-radius: 16px; padding: 1.25rem;
  align-self: start;
}
.signup-card .form-wrap { border-color: transparent; padding: clamp(1.5rem, 4vw, 2.25rem); }
.form-wrap label {
  display: block; font-family: var(--sans); font-weight: 700; font-size: 1.1875rem;
  line-height: 1.55; margin-bottom: 0.4rem;
}
.form-wrap input[type="email"] {
  width: 100%; min-height: 3.5rem;
  font-family: var(--sans); font-size: 1.25rem; color: var(--ink);
  background: var(--paper); border: 3px solid var(--ink); border-radius: 12px;
  padding: 0.6rem 1rem;
}
.form-wrap input[type="email"]:focus-visible { outline: 3px solid var(--clay); outline-offset: 2px; }
.form-wrap input[aria-invalid="true"] { border-color: var(--clay); background: #F7E3D6; }
.form-wrap .btn { width: 100%; margin-top: 0.75rem; }
.form-msg {
  font-family: var(--sans); font-size: 1.25rem; line-height: 1.55;
  color: var(--clay); font-weight: 700; margin: 0.6rem 0 0; min-height: 0;
}
.form-msg-success { color: var(--juniper); font-weight: 400; }
.form-msg:empty { display: none; }
.reassure {
  font-family: var(--sans); font-size: 1.25rem; line-height: 1.55; color: var(--ink-2);
  margin: 0.75rem 0 0;
}


@media (min-width: 60rem) {
  .signup-card { grid-template-columns: 1.15fr 1fr; gap: 3.5rem; }
}

/* ---------- Footer ---------- */
.footer {
  border-top: 3px solid var(--rule);
  padding: 2.5rem 0 3rem;
}
.footer .disclaimer {
  font-size: 1.1875rem; line-height: 1.55; max-width: 42rem; margin: 0 0 1rem;
}
.footer .byline { font-family: var(--sans); font-size: 1.0625rem; line-height: 1.55; color: var(--ink-2); margin: 0 0 1rem; }
.footer nav { display: flex; flex-wrap: wrap; gap: 0.5rem 1.75rem; font-family: var(--sans); font-size: 1.0625rem; }
.footer nav a, .footer nav span { min-height: 44px; display: inline-flex; align-items: center; }
.footer nav span { color: var(--ink-2); }

/* ---------- About page ---------- */
.about-hero { padding-top: clamp(2rem, 6vw, 4.5rem); padding-bottom: 2rem; display: grid; gap: 2rem; }
.about-hero h1 {
  font-family: var(--serif); font-weight: 600;
  font-size: clamp(2.5rem, 8vw, 4rem); line-height: 1.08; letter-spacing: -0.02em; margin: 0 0 1.25rem;
}
.about-hero .lede { font-size: 1.375rem; max-width: var(--measure); margin: 0; }
.about-hero .portrait { display: block; max-width: 11rem; }
@media (min-width: 60rem) {
  .about-hero { grid-template-columns: 14rem 1fr; gap: 3.5rem; align-items: center; }
  .about-hero .portrait { max-width: 14rem; }
}

.faq { padding-bottom: clamp(3rem, 8vw, 6rem); }
.faq section {
  border-top: 3px solid var(--rule);
  padding: clamp(2rem, 5vw, 3rem) 0;
  display: grid; gap: 1rem;
}
.faq h2 { font-family: var(--sans); font-weight: 700; font-size: clamp(1.75rem, 5vw, 2.375rem); line-height: 1.18; margin: 0; }
.faq .body { max-width: var(--measure); }
.faq .body p { margin: 0 0 1rem; }
.faq .body p:last-child { margin-bottom: 0; }
.faq .body ul { margin: 0 0 1rem; padding-left: 1.4rem; }
.faq .body li { margin-bottom: 0.5rem; }
.faq .body a.mail { display: inline-flex; align-items: center; min-height: 44px; font-weight: 600; }
.faq .disclosure, .faq .policy {
  background: var(--paper-2); border: 3px solid var(--ink); border-radius: 16px;
  padding: clamp(1.25rem, 4vw, 2rem);
}
.faq .policy { margin: 0 0 1rem; }
.faq .policy h3 {
  font-family: var(--sans); font-weight: 700; font-size: 1.375rem; line-height: 1.3;
  color: var(--juniper); margin: 0 0 0.75rem;
}
.faq .policy ul { margin: 0; }
.faq .policy li:last-child { margin-bottom: 0; }
@media (min-width: 52rem) {
  .faq section { grid-template-columns: 1fr 1.4fr; column-gap: 3rem; }
}

/* Private wiring preview only. Remove after sample delivery is verified. */
.setup-notice { margin: 0; padding: 0.75rem 1.25rem; background: #1A1A17; color: #FAF7F0; font: 1rem/1.5 Arial, sans-serif; text-align: center; }