/* ============================================
   THE PLEDGE — Shared Design System
   Ledger / ratification-stamp aesthetic
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Source+Serif+4:ital,opsz,wght@0,8..60,400;0,8..60,500;0,8..60,600;0,8..60,700;1,8..60,400&family=IBM+Plex+Mono:wght@400;500;600;700&display=swap');

:root {
  /* Paper & ink */
  --paper: #f2f0e9;
  --paper-dim: #e8e5da;
  --ink: #1c2541;
  --ink-soft: #3a4266;
  --ink-faint: #6b7291;

  /* Verdict colors — used ONLY for status stamps, never decoratively */
  --certified: #2f6f4f;
  --certified-bg: #e3ede7;
  --rejected: #8b3a3a;
  --rejected-bg: #f0e3e1;
  --pending: #8a7f5a;
  --pending-bg: #ece7d8;
  --queue: #4a5a8a;
  --queue-bg: #e3e6f0;

  /* Type */
  --serif: 'Source Serif 4', Georgia, serif;
  --mono: 'IBM Plex Mono', 'Courier New', monospace;

  /* Scale */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 6rem;

  --radius: 2px;
  --max-width: 780px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--serif);
  background: var(--paper);
  color: var(--ink);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Subtle paper texture via layered gradients — no image asset needed */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    repeating-linear-gradient(0deg, rgba(28,37,65,0.012) 0px, rgba(28,37,65,0.012) 1px, transparent 1px, transparent 3px);
  opacity: 0.5;
}

a { color: var(--ink); }
a:focus-visible, button:focus-visible, input:focus-visible, .btn:focus-visible {
  outline: 3px solid var(--queue);
  outline-offset: 2px;
}

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 var(--space-2);
}
h1 { font-size: clamp(2.25rem, 5vw, 3.4rem); letter-spacing: -0.01em; }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: 1.15rem; }

p { margin: 0 0 var(--space-2); }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  display: block;
  margin-bottom: var(--space-1);
}

/* ===== Layout shell ===== */
.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
  position: relative;
  z-index: 1;
}

header.site-header {
  border-bottom: 1px solid rgba(28,37,65,0.15);
  position: sticky;
  top: 0;
  background: var(--paper);
  z-index: 10;
}
.site-header .wrap {
  max-width: 980px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
}
.wordmark {
  font-family: var(--mono);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 0.5em;
}
.wordmark .logo-mark {
  height: 28px;
  width: auto;
  display: block;
}
nav.site-nav {
  display: flex;
  gap: var(--space-3);
  font-family: var(--mono);
  font-size: 0.82rem;
}
nav.site-nav a {
  text-decoration: none;
  color: var(--ink-soft);
  padding: 0.3em 0;
  border-bottom: 2px solid transparent;
}
nav.site-nav a:hover, nav.site-nav a[aria-current="page"] {
  color: var(--ink);
  border-bottom-color: var(--ink);
}
.nav-toggle { display: none; }

@media (max-width: 720px) {
  nav.site-nav {
    position: fixed;
    inset: 56px 0 0 0;
    background: var(--paper);
    flex-direction: column;
    padding: var(--space-3);
    gap: var(--space-2);
    font-size: 1rem;
    transform: translateX(100%);
    transition: transform 0.25s ease;
  }
  nav.site-nav.open { transform: translateX(0); }
  .nav-toggle {
    display: block;
    background: none;
    border: 1px solid var(--ink);
    border-radius: var(--radius);
    padding: 0.4em 0.7em;
    font-family: var(--mono);
    cursor: pointer;
  }
}

main { position: relative; z-index: 1; }

footer.site-footer {
  border-top: 1px solid rgba(28,37,65,0.15);
  margin-top: var(--space-3);
  padding: var(--space-2) 0 var(--space-5);
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--ink-faint);
}
footer.site-footer .wrap { max-width: 980px; }
footer.site-footer a { color: var(--ink-soft); }

/* ===== Perforated divider — ballot-stub motif ===== */
.perf-divider {
  height: 1px;
  margin: var(--space-5) 0;
  background-image: repeating-linear-gradient(90deg, var(--ink-faint) 0 6px, transparent 6px 12px);
  opacity: 0.5;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--mono);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.85em 1.6em;
  border-radius: var(--radius);
  border: 2px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: 3px 3px 0 rgba(28,37,65,0.25); }
.btn:active { transform: translateY(0); box-shadow: none; }
.btn.secondary {
  background: transparent;
  color: var(--ink);
}
.btn[disabled] { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }

/* ===== Ratification stamps ===== */
.stamp {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.35em 0.7em;
  border-radius: var(--radius);
  border: 2px solid currentColor;
  transform: rotate(-1.5deg);
  white-space: nowrap;
}
.stamp.qualified { color: var(--certified); background: var(--certified-bg); }
.stamp.rejected  { color: var(--rejected);  background: var(--rejected-bg); transform: rotate(1.5deg); }
.stamp.pending   { color: var(--pending);   background: var(--pending-bg); }
.stamp.queue     { color: var(--queue);     background: var(--queue-bg); }

/* ===== Cards ===== */
.card {
  border: 1px solid rgba(28,37,65,0.2);
  background: rgba(255,255,255,0.35);
  border-radius: var(--radius);
  padding: var(--space-3);
}

/* ===== Counter ===== */
.counter {
  font-family: var(--mono);
  display: flex;
  align-items: baseline;
  gap: 0.6em;
  margin: var(--space-2) 0;
}
.counter .n {
  font-size: 2.6rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.counter .label { font-size: 0.85rem; color: var(--ink-faint); }

/* ===== Forms ===== */
.field { margin-bottom: var(--space-2); }
.field label {
  display: block;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 0.4em;
}
.field input {
  width: 100%;
  font-family: var(--serif);
  font-size: 1rem;
  padding: 0.7em 0.8em;
  border: 1px solid rgba(28,37,65,0.35);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
}
.field input:focus { border-color: var(--ink); }
.field .hint { font-size: 0.82rem; color: var(--ink-faint); margin-top: 0.35em; }

.checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 0.7em;
  margin: var(--space-3) 0;
}
.checkbox-row input[type="checkbox"] {
  margin-top: 0.3em;
  width: 1.1em; height: 1.1em;
  accent-color: var(--ink);
  flex-shrink: 0;
}
.checkbox-row label { font-size: 0.92rem; }

.form-status {
  font-family: var(--mono);
  font-size: 0.85rem;
  padding: 0.8em 1em;
  border-radius: var(--radius);
  margin-top: var(--space-2);
  display: none;
}
.form-status.show { display: block; }
.form-status.ok { background: var(--certified-bg); color: var(--certified); }
.form-status.err { background: var(--rejected-bg); color: var(--rejected); }

/* ===== Five Tests modal ===== */
.five-tests-trigger {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  color: var(--ink);
  text-decoration: underline dotted;
  text-underline-offset: 3px;
  cursor: pointer;
}
.five-tests-trigger:hover { color: var(--queue); }

dialog.five-tests-dialog {
  max-width: 480px;
  width: 90vw;
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  padding: var(--space-3);
  font-family: var(--serif);
  background: var(--paper);
  color: var(--ink);
}
dialog.five-tests-dialog::backdrop {
  background: rgba(28,37,65,0.45);
}
dialog.five-tests-dialog h3 {
  margin-bottom: var(--space-2);
}
dialog.five-tests-dialog ol {
  padding-left: 1.2em;
  margin: 0 0 var(--space-2);
}
dialog.five-tests-dialog li { margin-bottom: 0.6em; }
dialog.five-tests-dialog .modal-close {
  font-family: var(--mono);
  font-size: 0.82rem;
  background: none;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  padding: 0.5em 1em;
  cursor: pointer;
  color: var(--ink);
}
dialog.five-tests-dialog .modal-close:hover { background: var(--ink); color: var(--paper); }

/* ===== FAQ Q&A delineation ===== */
.faq-q {
  margin-bottom: 0.4em;
}
.faq-answer {
  margin-left: 1.2em;
  padding-left: 1.1em;
  border-left: 2px solid rgba(28,37,65,0.22);
  color: var(--ink-soft);
}

/* ===== Utility ===== */
.mono { font-family: var(--mono); }
.muted { color: var(--ink-faint); }
.center { text-align: center; }
.mt-0 { margin-top: 0; }
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}