:root {
  --accent: #1768d4;
  --ink: #171717;
  --muted: #626262;
  --line: #c9c9c9;
  --soft: #f4f6f8;
  --danger: #a52323;
  --paper: #ffffff;
  color-scheme: light;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* { box-sizing: border-box; }

html { min-width: 280px; background: var(--paper); }

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  grid-template-rows: auto 1fr auto;
  color: var(--ink);
  background:
    linear-gradient(90deg, transparent 0 48px, rgba(23, 104, 212, 0.08) 48px 49px, transparent 49px),
    var(--paper);
}

button, input { font: inherit; }
button { color: inherit; }

button, label, a { -webkit-tap-highlight-color: transparent; }

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.site-header,
.site-footer,
#app {
  width: min(100% - 32px, 760px);
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 20px;
  border-bottom: 1px solid var(--line);
}

.wordmark {
  color: inherit;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.scribble-mark {
  color: var(--accent);
  font-family: "Comic Sans MS", "Bradley Hand", cursive;
  font-weight: 700;
  font-size: 1.35rem;
  line-height: 1;
  transform: rotate(-6deg);
  text-decoration: underline 2px wavy;
  text-underline-offset: 5px;
}

.wordmark-copy {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: lowercase;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.text-button {
  min-height: 44px;
  border: 0;
  background: transparent;
  padding: 8px;
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 4px;
  cursor: pointer;
}

#app {
  display: grid;
  align-items: center;
  padding-block: clamp(32px, 8vw, 84px);
}

.panel {
  width: min(100%, 600px);
  margin-inline: auto;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 0.74rem;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

h1, h2, p { overflow-wrap: anywhere; }

h1, h2 {
  margin: 0;
  font-weight: 720;
  letter-spacing: -0.025em;
  line-height: 1.08;
}

h1 { font-size: clamp(2rem, 9vw, 4.7rem); }
h2 { font-size: clamp(1.45rem, 5.5vw, 2.25rem); }

.lede {
  max-width: 52ch;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.55;
}

.captcha-card,
.question-card,
.project-card,
.notice-card {
  margin-top: 26px;
  border: 1px solid var(--ink);
  background: var(--paper);
  box-shadow: 5px 5px 0 var(--soft);
}

.captcha-card { padding: 18px; }

.captcha-label {
  display: grid;
  grid-template-columns: 38px 1fr;
  align-items: center;
  gap: 14px;
  min-height: 60px;
  cursor: pointer;
}

.captcha-label input {
  appearance: none;
  width: 34px;
  height: 34px;
  margin: 0;
  border: 2px solid var(--ink);
  border-radius: 2px;
  display: grid;
  place-items: center;
  cursor: pointer;
}

.captcha-label input::before {
  content: "";
  width: 18px;
  height: 10px;
  border-left: 3px solid white;
  border-bottom: 3px solid white;
  transform: rotate(-45deg) scale(0);
  transition: transform 120ms ease-out;
}

.captcha-label input:checked { background: var(--accent); border-color: var(--accent); }
.captcha-label input:checked::before { transform: rotate(-45deg) scale(1); }

.captcha-copy strong,
.captcha-copy span { display: block; }
.captcha-copy strong { font-size: 1rem; }
.captcha-copy span { margin-top: 4px; color: var(--muted); font-size: 0.78rem; }

.stamp {
  display: inline-block;
  margin-top: 16px;
  padding: 5px 8px;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  transform: rotate(-1.5deg);
}

.progress-row {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 16px;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 0.8rem;
}

progress {
  display: block;
  width: 100%;
  height: 6px;
  margin-bottom: 22px;
  border: 0;
  background: var(--soft);
  accent-color: var(--accent);
}
progress::-webkit-progress-bar { background: var(--soft); }
progress::-webkit-progress-value { background: var(--accent); }
progress::-moz-progress-bar { background: var(--accent); }

.question-card { padding: clamp(18px, 5vw, 30px); }

fieldset { min-width: 0; margin: 0; padding: 0; border: 0; }
legend { width: 100%; padding: 0; }

.choices {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}

.choice {
  position: relative;
  display: grid;
  grid-template-columns: 22px 1fr;
  align-items: center;
  gap: 12px;
  min-height: 54px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: var(--paper);
  cursor: pointer;
}

.choice:hover { border-color: var(--ink); }
.choice:has(input:checked) { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 7%, white); }
.choice input { width: 18px; height: 18px; margin: 0; accent-color: var(--accent); }
.choice span { line-height: 1.35; }

.button-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
}

.primary-button,
.secondary-button {
  min-height: 48px;
  border: 1px solid var(--ink);
  padding: 11px 18px;
  font-weight: 700;
  cursor: pointer;
}

.primary-button { background: var(--accent); border-color: var(--accent); color: white; }
.secondary-button { background: white; color: var(--ink); }
.primary-button:disabled { cursor: not-allowed; opacity: 0.45; }

.feedback {
  margin-top: 20px;
  padding: 16px;
  border-left: 4px solid var(--accent);
  background: var(--soft);
}
.feedback.is-wrong { border-left-color: var(--danger); }
.feedback-title { margin: 0; font-weight: 800; }
.hint { margin: 10px 0 0; color: var(--muted); line-height: 1.45; }

.confirmation-seal {
  width: 74px;
  height: 74px;
  display: grid;
  place-items: center;
  margin-bottom: 24px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  color: var(--accent);
  font: 700 2rem/1 "Comic Sans MS", "Bradley Hand", cursive;
  transform: rotate(-7deg);
}

.portal-heading { max-width: 700px; }

.collection-label {
  margin: 34px 0 10px;
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.project-card { padding: clamp(18px, 5vw, 28px); }
.project-card-label { margin: 0 0 12px; color: var(--accent); font-weight: 800; font-size: 0.76rem; letter-spacing: 0.08em; text-transform: uppercase; }
.project-card p:last-child { margin: 12px 0 0; color: var(--muted); line-height: 1.5; }

.notice-card { padding: 20px; border-color: var(--danger); }
.error-list { margin: 14px 0 0; padding-left: 20px; color: var(--muted); line-height: 1.5; }

.site-footer {
  padding-block: 18px 26px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.45;
}
.site-footer p { margin: 0; }
.site-footer p + p { margin-top: 4px; }

.noscript { margin: 20px; padding: 16px; border: 1px solid var(--danger); }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

@media (max-width: 420px) {
  body { background: var(--paper); }
  .site-header, .site-footer, #app { width: min(100% - 24px, 760px); }
  .wordmark-copy { max-width: 136px; }
  .button-row > button { width: 100%; }
}

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