:root {
  --purple: #6400ff;
  --purple-dark: #4c00c4;
  --purple-soft: #e3d1ff;
  --green: #28dc87;
  --green-soft: #d8f9e9;
  --paper: #ffffff;
  --surface: #f7f7f7;
  --white: #ffffff;
  --ink: #0a0a0a;
  --muted: #515151;
  --line: rgba(10, 10, 10, 0.16);
  --shadow: 8px 8px 0 var(--ink);
  --font-display: "Arial Black", "Helvetica Neue", Arial, sans-serif;
  --font-body: Inter, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html {
  min-width: 320px;
  color: var(--ink);
  background: var(--paper);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  font-family: var(--font-body);
  line-height: 1.5;
  background: var(--paper);
}

button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
[hidden] { display: none !important; }

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 9px 13px;
  border: 2px solid var(--ink);
  border-radius: 8px;
  background: var(--white);
  transform: translateY(-180%);
}

.skip-link:focus { transform: translateY(0); }

.site-header,
main,
.site-footer {
  width: min(900px, calc(100% - 36px));
  margin-inline: auto;
}

.site-header {
  display: flex;
  min-height: 82px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.eko-logo { display: inline-flex; }
.eko-logo img { width: 76px; height: auto; }

main { padding-block: clamp(28px, 6vw, 58px) clamp(64px, 9vw, 96px); }

.game-card {
  overflow: hidden;
  border: 2px solid var(--ink);
  border-radius: 24px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.view { padding: clamp(26px, 5.5vw, 58px); }
.view.is-active { animation: enter 260ms ease-out both; }

@keyframes enter {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.eyebrow,
.success-kicker {
  margin: 0 0 12px;
  color: var(--purple);
  font-family: var(--font-display);
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0.105em;
  text-transform: uppercase;
}

.success-kicker { display: flex; align-items: center; gap: 8px; }
.success-kicker span { color: var(--ink); }

h1, h2, h3, p { text-wrap: pretty; }

h1, h2, h3 {
  margin-top: 0;
  font-family: var(--font-display);
  letter-spacing: -0.045em;
  line-height: 0.98;
}

h1 { max-width: 760px; margin-bottom: 18px; font-size: clamp(2.65rem, 7.2vw, 5.8rem); }
h2 { max-width: 760px; margin-bottom: 18px; font-size: clamp(2.3rem, 5.8vw, 4.8rem); }
h3 { margin-bottom: 16px; font-size: clamp(1.8rem, 4vw, 3rem); }
.lede { max-width: 670px; margin: 0 0 30px; color: var(--muted); font-size: clamp(1rem, 2vw, 1.18rem); }

.question-block {
  margin-bottom: 18px;
  border-left: 5px solid var(--purple);
  padding: 4px 0 4px 16px;
}

.question-block span {
  color: var(--purple);
  font-family: var(--font-display);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.question-block p { margin: 5px 0 0; font-size: clamp(1.03rem, 2vw, 1.22rem); font-weight: 800; }

.answer-list { display: grid; gap: 13px; }

.answer-card {
  display: grid;
  width: 100%;
  grid-template-columns: 46px 1fr;
  gap: 14px;
  align-items: center;
  border: 2px solid var(--ink);
  border-radius: 16px;
  padding: 17px;
  color: var(--ink);
  background: var(--surface);
  cursor: pointer;
  text-align: left;
  transition: transform 150ms ease, background 150ms ease, box-shadow 150ms ease;
}

.answer-card:hover,
.answer-card:focus-visible {
  background: var(--purple-soft);
  box-shadow: 4px 4px 0 var(--ink);
  transform: translate(-2px, -2px);
}

.answer-card:disabled { cursor: default; opacity: 0.72; transform: none; box-shadow: none; }
.answer-card.is-selected { opacity: 1; color: var(--white); background: var(--purple); }

.answer-letter {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 2px solid currentColor;
  border-radius: 50%;
  font-family: var(--font-display);
  font-weight: 900;
}

.answer-copy { font-size: clamp(0.98rem, 2vw, 1.1rem); font-weight: 750; }
.microcopy { margin: 15px 0 0; color: var(--muted); font-size: 0.76rem; }

.result-pill {
  display: inline-flex;
  align-items: flex-start;
  gap: 10px;
  margin: 0 0 18px;
  font-size: clamp(0.9rem, 2vw, 1rem);
  font-weight: 850;
  line-height: 1.35;
}

.result-pill::before {
  display: grid;
  width: 32px;
  height: 32px;
  flex: 0 0 32px;
  place-items: center;
  border-radius: 50%;
  background: var(--green);
  content: "✓";
  font-size: 0.86rem;
  line-height: 1;
}

.result-pill.is-wrong {
  align-items: center;
  gap: 0;
  border: 2px solid var(--ink);
  border-radius: 999px;
  padding: 7px 12px 6px;
  color: var(--white);
  background: var(--purple);
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  line-height: 1.5;
  text-transform: uppercase;
}

.result-pill.is-wrong::before { display: none; }

.reveal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-block: 28px;
}

.reveal-answer { border: 2px solid var(--ink); border-radius: 16px; padding: 18px; }
.reveal-human { background: var(--green-soft); }
.reveal-ai { background: var(--purple-soft); }
.reveal-answer span { font-family: var(--font-display); font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase; }
.reveal-answer p { margin: 10px 0 0; font-weight: 750; }

.mission-block {
  margin-top: 28px;
  border-radius: 18px;
  padding: clamp(22px, 4vw, 36px);
  color: var(--white);
  background: var(--purple);
}

.mission-block .eyebrow { color: var(--green-soft); }
.mission-block h3 { max-width: 720px; }
.mission-block > p:not(.eyebrow) { max-width: 650px; color: rgba(255, 255, 255, 0.82); }
.mission-block .button { margin-top: 12px; color: var(--ink); background: var(--green); }
.mission-block .button:hover { background: var(--white); }

.button {
  display: inline-flex;
  min-height: 54px;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border: 2px solid var(--ink);
  border-radius: 13px;
  padding: 12px 20px;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 900;
  text-decoration: none;
  box-shadow: 4px 4px 0 var(--ink);
  transition: transform 140ms ease, box-shadow 140ms ease, background 140ms ease;
}

.button:hover,
.button:focus-visible { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--ink); }
.button-primary { color: var(--white); background: var(--purple); }
.button-primary:hover { background: var(--purple-dark); }
.button-secondary { color: var(--ink); background: var(--white); }
.button-full { width: 100%; }

.supporter-form,
.challenge-form {
  display: grid;
  max-width: 620px;
  gap: 8px;
  margin-top: 28px;
  border: 2px solid var(--ink);
  border-radius: 18px;
  padding: clamp(20px, 4vw, 30px);
  background: var(--surface);
  box-shadow: 5px 5px 0 var(--ink);
}

.form-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.form-topline strong { font-family: var(--font-display); }
.form-topline span { color: var(--purple); font-size: 0.73rem; font-weight: 900; text-transform: uppercase; }

label { margin-top: 7px; font-size: 0.82rem; font-weight: 900; }

input,
select,
textarea {
  width: 100%;
  border: 2px solid var(--ink);
  border-radius: 10px;
  padding: 12px 13px;
  color: var(--ink);
  background: var(--white);
}

input:focus,
select:focus,
textarea:focus { outline: 3px solid rgba(100, 0, 255, 0.25); outline-offset: 1px; }
[aria-invalid="true"] { border-color: #c6004f; }
textarea { min-height: 132px; resize: vertical; }

.field-error { min-height: 18px; color: #a30041; font-size: 0.74rem; font-weight: 800; }
.privacy-note, .public-note { margin: 4px 0 12px; color: var(--muted); font-size: 0.75rem; }
.email-consent {
  display: grid;
  gap: 5px;
  margin: 9px 0 10px;
  border-top: 1px solid rgba(17, 17, 17, 0.18);
  padding-top: 15px;
}
.email-consent-option {
  display: grid;
  grid-template-columns: 21px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  margin: 0;
  cursor: pointer;
  font-size: 0.79rem;
  line-height: 1.4;
}
.email-consent-option input {
  width: 20px;
  height: 20px;
  margin: 1px 0 0;
  border: 0;
  padding: 0;
  accent-color: var(--purple);
}
.email-consent-option input:focus-visible { outline: 3px solid rgba(100, 0, 255, 0.35); outline-offset: 2px; }
.email-consent-help { margin: 0 0 0 31px; color: var(--muted); font-size: 0.72rem; line-height: 1.45; }
.email-consent-help a { color: var(--purple); font-weight: 850; text-underline-offset: 3px; }
.text-link { display: inline-flex; margin-top: 24px; color: var(--purple); font-weight: 900; text-underline-offset: 4px; }

.textarea-meta { display: flex; align-items: start; justify-content: space-between; gap: 12px; color: var(--muted); font-size: 0.74rem; }
.textarea-meta .field-error { flex: 1; }

.share-preview {
  margin-block: 27px;
  border: 2px solid var(--ink);
  border-radius: 16px;
  padding: 20px;
  background: var(--surface);
}

.share-preview p { margin: 0 0 16px; font-size: 1.08rem; font-weight: 850; }
.share-preview span { display: block; color: var(--muted); font-size: 0.74rem; }
.share-preview a { display: block; overflow-wrap: anywhere; color: var(--purple); font-size: 0.78rem; font-weight: 800; }

.share-options-label {
  margin: 0 0 10px;
  font-size: 0.78rem;
  font-weight: 900;
}

.share-platform-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 11px;
}

.share-platform {
  display: flex;
  min-width: 0;
  min-height: 52px;
  align-items: center;
  gap: 9px;
  border: 2px solid var(--ink);
  border-radius: 12px;
  padding: 9px 11px;
  box-shadow: 3px 3px 0 var(--ink);
  font-size: 0.78rem;
  font-weight: 900;
  line-height: 1;
  text-decoration: none;
  transition: box-shadow 140ms ease, transform 140ms ease;
}

.share-platform:hover {
  box-shadow: 5px 5px 0 var(--ink);
  transform: translate(-2px, -2px);
}

.share-platform:focus-visible {
  outline: 4px solid var(--purple);
  outline-offset: 3px;
}

.share-platform-symbol {
  display: grid;
  width: 27px;
  height: 27px;
  flex: 0 0 27px;
  place-items: center;
  border: 1.5px solid currentColor;
  border-radius: 50%;
  font-family: var(--font-display);
  font-size: 0.72rem;
}

.share-platform-symbol-wide { font-size: 0.61rem; text-transform: lowercase; }
.share-whatsapp { color: var(--ink); background: #25d366; }
.share-facebook { color: var(--white); background: #1877f2; }
.share-bluesky { color: var(--white); background: #087cf0; }
.share-x { color: var(--white); background: var(--ink); }
.share-linkedin { color: var(--white); background: #0a66c2; }
.share-email { color: var(--ink); background: var(--green); }

.share-actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.share-utilities { margin-top: 18px; }

.button-link {
  min-height: 46px;
  border: 0;
  padding: 8px 4px;
  color: var(--purple);
  background: transparent;
  cursor: pointer;
  font-weight: 900;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.share-status { min-height: 24px; margin: 18px 0 0; color: var(--purple-dark); font-weight: 850; }
.manual-copy { max-width: 620px; margin-top: 16px; }
.manual-copy textarea { margin-top: 6px; }
.restart-button { margin-top: 28px; border: 0; padding: 0; color: var(--muted); background: none; cursor: pointer; font-weight: 800; text-decoration: underline; text-underline-offset: 4px; }

/* Friend feedback */
.feedback-panel {
  margin-block: 30px;
  border: 2px solid var(--ink);
  border-radius: 18px;
  padding: clamp(22px, 4vw, 34px);
  background: var(--purple-soft);
  box-shadow: 5px 5px 0 var(--ink);
  transition: background 180ms ease;
}

.feedback-panel h3 {
  max-width: 680px;
  margin-bottom: 12px;
  font-size: clamp(1.75rem, 4vw, 2.8rem);
}

.feedback-intro {
  max-width: 620px;
  margin: 0 0 24px;
  color: var(--muted);
}

.feedback-panel fieldset {
  min-width: 0;
  margin: 0 0 23px;
  border: 0;
  padding: 0;
}

.feedback-panel legend {
  margin-bottom: 11px;
  padding: 0;
  font-size: 0.82rem;
  font-weight: 900;
}

.signal-options {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.signal-options label {
  display: flex;
  min-height: 48px;
  align-items: center;
  gap: 9px;
  margin: 0;
  border: 2px solid var(--ink);
  border-radius: 999px;
  padding: 9px 12px;
  background: var(--white);
  cursor: pointer;
  font-size: 0.78rem;
  line-height: 1.2;
  transition: color 140ms ease, background 140ms ease, transform 140ms ease;
}

.signal-options label:hover { background: var(--purple-soft); }
.signal-options label:has(input:checked) { color: var(--white); background: var(--purple); }
.signal-options label:has(input:focus-visible) { outline: 3px solid var(--purple); outline-offset: 3px; }

.signal-options input[type="radio"] {
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  margin: 0;
  border: 0;
  padding: 0;
  accent-color: var(--purple);
  background: transparent;
}

.signal-options input[type="radio"]:focus { outline: 0; }
.signal-options input[type="radio"]:disabled { cursor: default; }
.signal-options label:has(input:disabled) { cursor: default; }
.signal-options input[type="radio"]:checked + span { font-weight: 900; }

.feedback-panel > form > label[for="feedback-name"] {
  display: flex;
  align-items: center;
  gap: 8px;
}

.optional-label {
  border-radius: 999px;
  padding: 3px 7px;
  color: var(--purple-dark);
  background: var(--purple-soft);
  font-size: 0.62rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.feedback-actions,
.private-results-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.feedback-actions { margin-top: 18px; }
.feedback-status { min-height: 24px; margin: 14px 0 0; color: var(--purple-dark); font-weight: 850; }

.feedback-panel.is-sent {
  background: var(--green-soft);
  box-shadow: 3px 3px 0 var(--ink);
}

.feedback-panel.is-sent .feedback-status { color: #006a36; }

/* Private creator link */
.private-results-card {
  max-width: 680px;
  margin-top: 34px;
  border: 2px solid var(--ink);
  border-radius: 18px;
  padding: clamp(22px, 4vw, 32px);
  background: var(--purple-soft);
  box-shadow: 5px 5px 0 var(--ink);
}

.private-results-card h3 {
  margin-bottom: 12px;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
}

.private-results-card > p:not(.eyebrow, .privacy-note, .share-status) {
  max-width: 580px;
  margin: 0 0 22px;
  color: var(--muted);
}

.private-results-card .privacy-note { margin-top: 18px; }
.private-results-card .share-status { margin-top: 10px; }

/* Loading */
.loading-pulse {
  display: flex;
  gap: 9px;
  margin-top: 28px;
}

.loading-pulse span {
  width: 14px;
  height: 14px;
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: var(--purple);
  animation: loading-bounce 900ms ease-in-out infinite alternate;
}

.loading-pulse span:nth-child(2) { animation-delay: 150ms; }
.loading-pulse span:nth-child(3) { animation-delay: 300ms; }

@keyframes loading-bounce {
  to { background: var(--green); transform: translateY(-9px); }
}

/* Private results page */
.results-card { overflow: hidden; }

.results-loading,
.results-invalid,
.results-empty { min-height: 410px; }

.results-loading .lede::after {
  display: block;
  width: 70px;
  height: 14px;
  margin-top: 28px;
  background: radial-gradient(circle, var(--purple) 0 6px, transparent 7px) 0 50% / 23px 14px repeat-x;
  content: "";
  animation: loading-slide 850ms linear infinite;
}

@keyframes loading-slide {
  to { background-position: 23px 50%; }
}

.results-summary {
  display: grid;
  grid-template-columns: 0.9fr 1fr 1.35fr;
  gap: 14px;
  margin-block: 30px;
}

.results-stat {
  display: flex;
  min-width: 0;
  min-height: 154px;
  flex-direction: column;
  justify-content: space-between;
  border: 2px solid var(--ink);
  border-radius: 16px;
  padding: 20px;
  background: var(--green);
  box-shadow: 4px 4px 0 var(--ink);
}

.results-stat:nth-child(2) { background: var(--surface); }
.results-stat:nth-child(3) { background: var(--purple-soft); }

.results-stat-value {
  overflow-wrap: anywhere;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  letter-spacing: -0.06em;
  line-height: 0.92;
}

.results-stat-signal .results-stat-value {
  font-size: clamp(1.35rem, 3.5vw, 2.25rem);
  letter-spacing: -0.035em;
  line-height: 1;
}

.results-stat-label {
  margin-top: 18px;
  font-size: 0.76rem;
  font-weight: 900;
  line-height: 1.25;
  text-transform: uppercase;
}

.results-answer {
  margin-block: 28px 40px;
  border: 2px solid var(--ink);
  border-left: 9px solid var(--purple);
  border-radius: 16px;
  padding: clamp(20px, 4vw, 30px);
  background: var(--paper);
}

.results-answer > span {
  color: var(--purple);
  font-family: var(--font-display);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.results-answer > p {
  max-width: 700px;
  margin: 10px 0 0;
  font-size: clamp(1.15rem, 3vw, 1.6rem);
  font-weight: 800;
  line-height: 1.35;
}

.signal-section,
.feedback-section {
  margin-top: 42px;
  border-top: 2px solid var(--ink);
  padding-top: 36px;
}

.results-section-heading h2 {
  margin-bottom: 24px;
  font-size: clamp(2rem, 5vw, 3.35rem);
}

.results-section-heading .eyebrow { margin-bottom: 8px; }

.signal-list { display: grid; gap: 17px; }
.signal-row { display: grid; gap: 7px; }

.signal-row-meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}

.signal-label { font-weight: 900; }
.signal-count { color: var(--muted); font-size: 0.74rem; font-weight: 800; }

.signal-track {
  display: block;
  width: 100%;
  height: 18px;
  overflow: hidden;
  border: 2px solid var(--ink);
  border-radius: 999px;
  appearance: none;
  background: var(--white);
}

.signal-track::-webkit-progress-bar {
  border-radius: 999px;
  background: var(--white);
}

.signal-track::-webkit-progress-value {
  border-radius: 999px;
  background: var(--purple);
}

.signal-track::-moz-progress-bar {
  border-radius: 999px;
  background: var(--purple);
}

.feedback-list {
  display: grid;
  gap: 11px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.feedback-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border: 2px solid var(--ink);
  border-radius: 14px;
  padding: 15px 17px;
  background: var(--paper);
}

.feedback-person { overflow-wrap: anywhere; }

.feedback-detail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.feedback-result,
.feedback-signal {
  border-radius: 999px;
  padding: 5px 9px;
  font-size: 0.69rem;
  font-weight: 900;
  line-height: 1.25;
}

.feedback-result { border: 1.5px solid var(--ink); }
.feedback-result.is-correct { background: var(--green); }
.feedback-result.is-fooled { color: var(--white); background: var(--purple); }
.feedback-signal { color: var(--purple-dark); background: var(--purple-soft); }

.results-list-empty {
  margin: 0;
  border: 2px dashed var(--line);
  border-radius: 14px;
  padding: 18px;
  color: var(--muted);
  background: var(--paper);
}

.results-share {
  border-top: 2px solid var(--ink);
  padding: clamp(28px, 5vw, 48px);
  color: var(--white);
  background: var(--purple);
}

.results-share > div:first-child { max-width: 690px; }
.results-share .eyebrow { color: var(--green-soft); }
.results-share h2 { margin-bottom: 14px; font-size: clamp(2.1rem, 5vw, 3.7rem); }
.results-share > div:first-child > p:last-child { color: rgba(255, 255, 255, 0.82); }
.results-share .share-platform-grid { margin-top: 24px; }
.results-share .share-actions { margin-top: 18px; }
.results-share .button-secondary { color: var(--ink); background: var(--green); }
.results-share .button-secondary:hover { background: var(--white); }
.results-share .results-play-link { margin-top: 0; color: var(--white); }
.results-share .share-status { color: var(--green-soft); }
.results-share .manual-copy label { color: var(--white); }

.results-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border-top: 2px solid var(--ink);
  padding: 15px clamp(24px, 5vw, 48px);
  background: var(--paper);
}

.results-status-line { margin: 0; color: var(--muted); font-size: 0.76rem; font-weight: 800; }
.results-refresh { min-height: 40px; flex: 0 0 auto; }
.results-refresh:disabled { cursor: wait; opacity: 0.55; }
.results-privacy { max-width: 760px; }
.results-invalid-actions { margin-top: 28px; }

.privacy-note { max-width: 690px; margin: 24px auto 0; color: var(--muted); font-size: 0.74rem; text-align: center; }

.site-footer {
  display: flex;
  min-height: 90px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-top: 2px solid var(--ink);
  color: var(--muted);
  font-size: 0.76rem;
}

.site-footer a { color: var(--purple); font-weight: 900; }

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  clip-path: inset(50%) !important;
  white-space: nowrap !important;
}

@media (max-width: 640px) {
  .site-header, main, .site-footer { width: min(100% - 24px, 900px); }
  .site-header { min-height: 70px; }
  .eko-logo img { width: 66px; }
  main { padding-top: 20px; }
  .game-card { border-radius: 18px; box-shadow: 5px 5px 0 var(--ink); }
  .view { padding: 23px 18px 28px; }
  h1 { font-size: clamp(2.45rem, 13vw, 3.8rem); }
  h2 { font-size: clamp(2.2rem, 11vw, 3.4rem); }
  .answer-card { grid-template-columns: 38px 1fr; gap: 11px; padding: 14px; }
  .answer-letter { width: 36px; height: 36px; }
  .reveal-grid { grid-template-columns: 1fr; }
  .mission-block { margin-inline: -4px; }
  .supporter-form, .challenge-form { padding: 18px 15px; box-shadow: 4px 4px 0 var(--ink); }
  .form-topline { align-items: start; flex-direction: column; gap: 3px; }
  .feedback-panel, .private-results-card { padding: 20px 16px; box-shadow: 4px 4px 0 var(--ink); }
  .signal-options { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .signal-options label { min-height: 46px; padding-inline: 10px; }
  .feedback-actions, .private-results-actions { align-items: stretch; flex-direction: column; }
  .feedback-actions .button, .feedback-actions .button-link,
  .private-results-actions .button, .private-results-actions .button-link { width: 100%; }
  .share-platform-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .share-platform { min-height: 48px; gap: 7px; padding: 8px 9px; font-size: 0.72rem; }
  .share-platform-symbol { width: 25px; height: 25px; flex-basis: 25px; }
  .share-actions { align-items: stretch; flex-direction: column; }
  .share-actions .button, .share-actions .button-link { width: 100%; }
  .results-loading, .results-invalid, .results-empty { min-height: 340px; }
  .results-summary { grid-template-columns: 1fr 1fr; gap: 11px; }
  .results-stat { min-height: 132px; padding: 16px; box-shadow: 3px 3px 0 var(--ink); }
  .results-stat-signal { grid-column: 1 / -1; min-height: 118px; }
  .results-answer { margin-bottom: 32px; padding: 18px 16px; }
  .signal-section, .feedback-section { margin-top: 32px; padding-top: 28px; }
  .feedback-item { align-items: flex-start; flex-direction: column; }
  .feedback-detail { justify-content: flex-start; }
  .results-share { padding: 28px 18px 32px; }
  .results-toolbar { align-items: flex-start; flex-direction: column; gap: 2px; padding: 13px 18px; }
  .results-refresh { min-height: 38px; padding-inline: 0; }
  .site-footer { min-height: 110px; align-items: start; flex-direction: column; justify-content: center; gap: 8px; }
}

@media (max-width: 390px) {
  .signal-options { grid-template-columns: 1fr; }
  .results-summary { grid-template-columns: 1fr; }
  .results-stat-signal { grid-column: auto; }
}

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