/*
 * Saperi in circolo — armonia e circolazione visiva.
 * Load after identity.css. This is an additive layer, not a new identity:
 * the hero, logo, Fjalla One / Roboto and original colour tokens stay intact.
 * Decorative colours are only mixtures of the existing pink / lilac palette.
 */

:root {
  --circulation-radius-small: 12px;
  --circulation-radius: 24px;
  --circulation-radius-photo: clamp(32px, 5vw, 64px);
  --circulation-radius-flow: clamp(40px, 6vw, 80px);
  --circulation-blush: color-mix(in srgb, var(--highlight) 14%, var(--paper));
  --circulation-lilac: color-mix(in srgb, var(--violet) 7%, var(--paper));
  --circulation-pink: color-mix(in srgb, var(--highlight) 24%, var(--paper));
  --circulation-thread: color-mix(in srgb, var(--violet) 48%, var(--paper));
  --circulation-shadow: color-mix(in srgb, var(--secondary-ink) 10%, transparent);
  --circulation-on-accent: #fff;
  --circulation-footer: #702b78;
  --circulation-title: clamp(1.5rem, 1.25rem + .7vw, 1.875rem);
  --circulation-duration: 220ms;
}

/* Familiar controls, softer edges. No changes to the hero typography. */
.button {
  border-radius: var(--radius-full);
  max-width: 100%;
  white-space: normal;
}

.hero-art { border-radius: var(--circulation-radius); }
.art-label { border-radius: var(--circulation-radius-small); }
.tool-label, .text-size-options button { border-radius: var(--radius-full); }
.dialog { border-radius: var(--circulation-radius); }
.dialog-top { border-radius: var(--circulation-radius) var(--circulation-radius) 0 0; }
.dialog input:not([type="checkbox"]), .dialog select, .dialog textarea {
  border-radius: var(--circulation-radius-small);
}
.guide-option, .result-topic, .answer-quote { border-radius: var(--circulation-radius); }
.source-link { min-height: 44px; overflow-wrap: anywhere; }
.form-note { font-size: var(--text-xs); color: var(--muted); line-height: 1.65; }
::selection { background: var(--highlight); color: var(--blue-hover); }

:where(.ideas-section, .contribution-section, .collective-stories, .shared-project) {
  scroll-margin-top: 120px;
}
:where(.ideas-layout, .candidate-list, .collective-stories, .shared-project) > * {
  min-width: 0;
}

/* White is the continuous ground; colour appears as a light wash. */
.motion-section {
  position: relative;
  background: var(--paper);
  background-image: linear-gradient(180deg,
    var(--paper) 0%, var(--circulation-lilac) 24%,
    var(--circulation-blush) 76%, var(--paper) 100%);
  border-radius: var(--circulation-radius-flow) 0 0 0;
}

/* Keep the original three-column reading rhythm, without enclosing each text. */
.quick-reading {
  padding: clamp(var(--space-5), 3.5vw, var(--space-12));
  margin-bottom: var(--space-16);
  border-bottom: 0;
  border-radius: var(--circulation-radius) var(--circulation-radius-flow)
    var(--circulation-radius) var(--circulation-radius);
  background: var(--paper);
  background-image: linear-gradient(120deg, var(--paper) 68%, var(--circulation-blush));
}
.quick-card { border-top-width: 1px; }
.quick-card .quick-number {
  display: inline-grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border: 1px solid var(--violet);
  border-radius: 50%;
  background: var(--paper);
  color: var(--secondary-ink);
}
.quick-card > p { min-height: 0; }
.chapter-tab { border-radius: var(--circulation-radius); }
.chapter-tab[aria-selected="true"] { border-bottom-right-radius: var(--space-2); }
.chapter-panel {
  border-radius: var(--circulation-radius) var(--circulation-radius)
    var(--circulation-radius-photo) var(--circulation-radius);
}
.chapter-tab .tab-number {
  display: grid;
  place-items: center;
  width: 30px;
  min-height: 30px;
  border: 1px solid currentColor;
  border-radius: 50%;
  line-height: 1;
}

/* Six editorial openings: continuous rules, numbered circles, a margin thread. */
.ideas-section { margin-block: var(--space-12) var(--space-16); }
.ideas-heading { max-width: 780px; margin-bottom: var(--space-10); }
.ideas-heading .eyebrow, .contribution-heading .eyebrow { color: var(--blue); }
.ideas-heading h2 { margin-block: var(--space-4) var(--space-5); }
.ideas-heading > p:not(.eyebrow) { color: var(--muted); max-width: 62ch; }
.ideas-layout {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 2.2fr);
  gap: clamp(var(--space-8), 5vw, var(--space-20));
  align-items: stretch;
}
.ideas-margin {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding-top: var(--space-6);
}
.circulation-sign {
  position: relative;
  width: 136px;
  height: 110px;
  flex: 0 0 110px;
  pointer-events: none;
}
.circulation-sign > span {
  position: absolute;
  top: 0;
  left: 0;
  width: 88px;
  height: 88px;
  border: 2px solid var(--magenta);
  border-radius: 50%;
}
.circulation-sign > span + span {
  top: var(--space-4);
  left: var(--space-10);
  border-color: var(--violet);
}
.ideas-margin > p {
  max-width: 24ch;
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--muted);
}
.ideas-margin::after {
  content: "";
  flex: 1;
  min-height: var(--space-16);
  width: 1px;
  margin: var(--space-8) 0 0 var(--space-10);
  background: linear-gradient(var(--circulation-thread), var(--circulation-thread) 72%, transparent);
}
.idea-list { min-width: 0; border-top: 1px solid var(--line); }
.idea-item { border-bottom: 1px solid var(--line); }
.idea-item > summary {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 40px;
  gap: var(--space-5);
  align-items: center;
  min-height: 100px;
  padding-block: var(--space-6);
  list-style: none;
  cursor: pointer;
  border-radius: var(--circulation-radius-small);
}
.idea-item > summary::-webkit-details-marker { display: none; }
.idea-number {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--violet);
  border-radius: 50%;
  background: var(--paper);
  color: var(--secondary-ink);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-variant-numeric: tabular-nums;
}
.idea-title {
  font-family: var(--font-display);
  font-size: var(--circulation-title);
  font-weight: 400;
  line-height: 1.3;
  color: var(--blue);
  overflow-wrap: anywhere;
}
.idea-toggle {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--circulation-thread);
  border-radius: 50%;
  font-family: var(--font-body);
  font-size: var(--circulation-title);
  font-weight: 400;
  line-height: 1;
  color: var(--secondary-ink);
  transition: transform var(--circulation-duration) var(--ease),
    background-color var(--circulation-duration), border-color var(--circulation-duration);
}
.idea-item > summary:hover .idea-title { text-decoration: underline; text-underline-offset: 5px; }
.idea-item > summary:hover .idea-toggle { border-color: var(--blue); }
.idea-item[open] {
  border-radius: 0 var(--circulation-radius) var(--circulation-radius) 0;
  background: var(--paper);
  background-image: linear-gradient(90deg, transparent, var(--circulation-blush) 64%, transparent);
}
.idea-item[open] .idea-number { border-color: var(--blue); color: var(--blue); }
.idea-item[open] .idea-toggle {
  transform: rotate(45deg);
  background: var(--circulation-pink);
  border-color: var(--blue);
}
.idea-body {
  padding: 0 var(--space-8) var(--space-8) calc(44px + var(--space-5));
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--ink);
  overflow-wrap: anywhere;
}
.idea-body h3 {
  margin-block: var(--space-6) var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--blue);
}
.idea-body ul { margin: 0; padding-left: var(--space-5); }
.idea-body li { padding-left: var(--space-1); margin-bottom: var(--space-3); }
.idea-body li::marker { color: var(--blue); }
.idea-body .idea-reference {
  margin-top: var(--space-6);
  font-size: var(--text-xs);
  line-height: 1.65;
  color: var(--muted);
}
.idea-body .source-link { margin-top: var(--space-2); }

/* The existing large numbers and imagery retain their place in the journey. */
.journey { border-block-color: var(--circulation-thread); }
.journey-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-3) var(--space-4);
  margin-block: var(--space-2) var(--space-10);
  padding-block: var(--space-4);
  color: var(--secondary-ink);
}
.journey-flow > span {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding-block: var(--space-2);
  font-size: var(--text-sm);
  line-height: 1.5;
  font-weight: 700;
}
.journey-flow > span::before {
  content: "";
  flex: 0 0 8px;
  width: 8px;
  height: 8px;
  border: 1px solid var(--violet);
  border-radius: 50%;
}
.journey-flow > span:first-child, .journey-flow > span:last-child {
  padding-inline: var(--space-4);
  border-radius: var(--radius-full);
  background: var(--circulation-blush);
  color: var(--secondary-ink);
}
.journey-flow > b { font-weight: 400; font-size: var(--text-lg); }
.journey-image img {
  border-radius: var(--circulation-radius) var(--circulation-radius)
    var(--circulation-radius-photo) var(--circulation-radius);
}
.collective-stories {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2.15fr);
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  margin-top: var(--space-16);
  padding-top: var(--space-10);
  border-top: 1px solid var(--line);
}
.collective-stories > h3 {
  max-width: 20ch;
  font-size: var(--circulation-title);
  color: var(--blue);
}
.collective-stories .people-stories { border-top: 0; }
.collective-stories .people-stories summary { padding-top: var(--space-5); }
.collective-stories .people-stories details:first-child summary { padding-top: 0; }
.people-stories summary { min-height: 64px; line-height: 1.35; border-radius: var(--circulation-radius-small); }
.people-stories summary > b {
  display: grid;
  place-items: center;
  flex: 0 0 36px;
  width: 36px;
  height: 36px;
  border: 1px solid var(--circulation-thread);
  border-radius: 50%;
  transition: transform var(--circulation-duration) var(--ease);
}
.people-stories details > div { line-height: 1.75; }

/* Two photographs in one composition, never face crops or circular avatars.
 * The native 3:2 and 1:1 images keep their complete content and natural ratio.
 * A common 3:2 stage gives the landscape and inset square the same baseline.
 */
.candidates {
  position: relative;
  background: var(--paper);
  background-image: linear-gradient(180deg,
    var(--paper), var(--circulation-lilac) 46%, var(--circulation-blush) 82%, var(--paper));
}
@media (max-width: 360px) {
  html[style*="130%"] .idea-strip > .wrap {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1.4fr);
    column-gap: .5rem;
  }
  html[style*="130%"] .idea-strip span { font-size: 1.2rem; }
}

.candidate-list {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  gap: clamp(var(--space-10), 7vw, var(--space-24));
  margin-top: var(--space-12);
}
.candidate-list::before {
  content: "";
  position: absolute;
  pointer-events: none;
  top: clamp(100px, 17vw, 240px);
  left: 30%;
  right: 28%;
  height: var(--space-24);
  border-top: 1px solid var(--circulation-thread);
  border-right: 1px solid var(--circulation-thread);
  border-top-right-radius: var(--circulation-radius-flow);
}
.candidate.candidate-profile {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
  min-width: 0;
  padding: 0;
  border: 0;
}
.candidate-portrait {
  position: relative;
  display: grid;
  align-items: end;
  width: 100%;
  aspect-ratio: 3 / 2;
  margin: 0 0 var(--space-10);
  background: transparent;
}
.candidate-portrait > figure { width: 100%; margin: 0; }
.candidate-portrait img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: auto;
  object-fit: contain;
  border-radius: var(--circulation-radius) var(--circulation-radius-photo)
    var(--circulation-radius) var(--circulation-radius);
}
.candidate-profile:nth-child(2) .candidate-portrait img {
  width: 66.666667%;
  margin-left: auto;
  border-radius: var(--circulation-radius-photo) var(--circulation-radius)
    var(--circulation-radius) var(--circulation-radius);
}
.portrait-ring {
  position: absolute;
  pointer-events: none;
  z-index: 0;
  right: 6%;
  bottom: calc(-1 * var(--space-5));
  width: 42%;
  aspect-ratio: 1;
  border: 2px solid var(--circulation-thread);
  border-radius: 50%;
}
.candidate-profile:nth-child(2) .portrait-ring {
  right: auto;
  left: 13%;
  bottom: var(--space-4);
  width: 55%;
  border-color: color-mix(in srgb, var(--magenta) 45%, var(--paper));
}
.candidate-copy { position: relative; min-width: 0; }
.candidate-copy .eyebrow { color: var(--secondary-ink); }
.candidate-copy h3 { margin-top: var(--space-3); }
.candidate-bio { margin-top: var(--space-5); line-height: 1.75; color: var(--ink); }
.candidate-reason { margin-top: var(--space-6); border-top: 1px solid var(--line); }
.candidate-reason > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  min-height: 60px;
  padding-block: var(--space-4);
  list-style: none;
  cursor: pointer;
  color: var(--blue);
  font-size: var(--text-sm);
  font-weight: 700;
  line-height: 1.6;
  border-radius: var(--circulation-radius-small);
}
.candidate-reason > summary::-webkit-details-marker { display: none; }
.candidate-reason > summary > [aria-hidden="true"] { display: none; }
.candidate-reason > summary::after {
  content: "";
  flex: 0 0 9px;
  width: 9px;
  height: 9px;
  margin-right: var(--space-2);
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  transition: transform var(--circulation-duration) var(--ease);
}
.candidate-reason[open] > summary::after { transform: rotate(225deg); }
.candidate-reason > summary:hover { text-decoration: underline; text-underline-offset: 4px; }
.candidate-reason > p { color: var(--muted); font-size: var(--text-sm); line-height: 1.75; }
.candidate-reason .source-link { margin-top: var(--space-2); }
.shared-project {
  display: grid;
  grid-template-columns: 136px minmax(0, 1fr);
  align-items: center;
  gap: var(--space-8);
  max-width: 960px;
  margin: clamp(var(--space-12), 6vw, var(--space-20)) auto 0;
  padding: var(--space-8) clamp(var(--space-6), 4vw, var(--space-12));
  border-radius: var(--circulation-radius-flow) var(--circulation-radius)
    var(--circulation-radius-flow) var(--circulation-radius);
  background: var(--paper);
  background-image: linear-gradient(115deg, var(--circulation-pink), var(--paper) 55%, var(--circulation-lilac));
}
.shared-rings { position: relative; width: 136px; height: 104px; pointer-events: none; }
.shared-rings > span {
  position: absolute;
  top: 0;
  left: 0;
  width: 88px;
  height: 88px;
  border: 3px solid var(--magenta);
  border-radius: 50%;
}
.shared-rings > span + span { top: var(--space-4); left: var(--space-10); border-color: var(--violet); }
.shared-project h3 { margin-bottom: var(--space-3); color: var(--blue); font-size: var(--circulation-title); }
.shared-project p { color: var(--muted); line-height: 1.75; }
.candidates::after {
  content: "";
  position: absolute;
  pointer-events: none;
  z-index: 1;
  left: 12%;
  bottom: calc(-1 * var(--space-8));
  width: var(--space-24);
  height: var(--space-24);
  border-left: 1px solid var(--circulation-thread);
  border-bottom: 1px solid var(--circulation-thread);
  border-bottom-left-radius: var(--circulation-radius-flow);
}

/* A fluid gathering of six circles and one long invitation.
 * No absolute-positioned labels, equal-card grid or movement to operate it.
 * The circles can grow with their text; every item remains in DOM/tab order.
 */
.contribution-section {
  position: relative;
  padding-block: clamp(var(--space-16), 7vw, var(--space-24));
  background: var(--paper);
  background-image: linear-gradient(180deg, var(--paper) 62%, var(--circulation-blush));
}
.contribution-heading { max-width: 780px; margin-inline: auto; text-align: center; }
.contribution-heading > .eyebrow { max-width: none; }
.contribution-heading h2 { margin-block: var(--space-4) var(--space-5); }
.contribution-heading > p:not(.eyebrow) { max-width: 62ch; margin-inline: auto; color: var(--muted); }
.contribution-experience { max-width: 1080px; margin: var(--space-8) auto 0; }
.contribution-nodes {
  position: relative;
  isolation: isolate;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-5) var(--space-6);
  max-width: 54rem;
  margin-inline: auto;
  padding: var(--space-8) var(--space-2);
}
.contribution-nodes::before {
  content: "";
  position: absolute;
  z-index: -1;
  pointer-events: none;
  left: 5%;
  top: 14%;
  width: 90%;
  height: 70%;
  border: 1px solid var(--circulation-thread);
  border-radius: 50%;
}
.contrib-node {
  --node-size: 10rem;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 0 1 var(--node-size);
  gap: var(--space-3);
  width: var(--node-size);
  max-width: 100%;
  min-width: 0;
  min-height: var(--node-size);
  aspect-ratio: 1;
  padding: var(--space-5);
  border: 1px solid var(--secondary-ink);
  border-radius: 50%;
  background: var(--paper);
  color: var(--secondary-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 700;
  line-height: 1.5;
  text-align: center;
  overflow-wrap: anywhere;
  transition: color var(--circulation-duration), background-color var(--circulation-duration),
    border-color var(--circulation-duration), transform var(--circulation-duration) var(--ease);
}
.contrib-node:nth-child(2), .contrib-node:nth-child(5) {
  --node-size: 11rem;
  background: var(--circulation-lilac);
  margin-top: var(--space-5);
}
.contrib-node:nth-child(3) { --node-size: 9.5rem; background: var(--circulation-blush); }
.contrib-node:nth-child(4) { --node-size: 10.5rem; margin-bottom: var(--space-5); }
.contrib-node:nth-child(6) { background: var(--circulation-blush); }
.contrib-node:last-child {
  flex-basis: 18rem;
  flex-direction: row;
  justify-content: space-between;
  width: 18rem;
  min-height: 84px;
  aspect-ratio: auto;
  padding: var(--space-5) var(--space-6);
  border-radius: var(--radius-full);
  text-align: left;
}
.contrib-node > span:first-child { min-width: 0; }
.node-check {
  display: inline-grid;
  place-items: center;
  flex: 0 0 28px;
  width: 28px;
  height: 28px;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-size: var(--text-lg);
  font-weight: 400;
  line-height: 1;
}
.contrib-node[aria-pressed="true"] {
  background: var(--blue-fixed);
  color: var(--circulation-on-accent);
  border-color: var(--blue-fixed);
}
.contrib-node[aria-pressed="true"] .node-check {
  position: relative;
  background: var(--circulation-on-accent);
  color: var(--blue-fixed);
  border-color: var(--circulation-on-accent);
  font-size: 0;
}
.contrib-node[aria-pressed="true"] .node-check::after {
  content: "";
  width: 6px;
  height: 10px;
  margin-top: -3px;
  border: solid currentColor;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.contrib-node:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 5px;
}

/* A page for preparing a thought, rather than the front of a signup form. */
.contribution-preparation {
  max-width: 860px;
  margin: var(--space-6) auto 0;
  padding: clamp(var(--space-6), 4vw, var(--space-12));
  border: 1px solid var(--circulation-thread);
  border-radius: var(--circulation-radius) var(--circulation-radius-flow)
    var(--circulation-radius) var(--circulation-radius);
  background: var(--paper);
  background-image: linear-gradient(135deg, var(--paper) 45%, var(--circulation-blush));
}
.contribution-preparation h3 { color: var(--blue); font-size: var(--circulation-title); }
.contribution-preparation > p { margin-top: var(--space-4); color: var(--muted); line-height: 1.75; }
.contribution-preparation label {
  display: block;
  margin: 0;
  color: inherit;
  font: inherit;
}
#contribution-note, #contribution-copy-output {
  display: block;
  width: 100%;
  max-width: 100%;
  min-height: 190px;
  padding: var(--space-5);
  resize: vertical;
  border: 1px solid var(--secondary-ink);
  border-radius: var(--circulation-radius-small) var(--circulation-radius-small)
    var(--circulation-radius) var(--circulation-radius-small);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: max(16px, var(--text-base));
  line-height: 1.75;
}
#contribution-note::placeholder { color: var(--muted); opacity: 1; }
#contribution-note { margin-top: var(--space-5); }
.contribution-form-end {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
  margin-top: var(--space-5);
}
.contribution-form-end .form-note { flex: 1 1 26ch; margin: 0; }
.contribution-result .eyebrow { color: var(--secondary-ink); margin: 0 0 var(--space-3); }
.contribution-result h3 { text-transform: uppercase; }
#contribution-result-text {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  color: var(--ink);
  font-size: var(--text-base);
  margin-block: var(--space-6);
}
.contribution-result-flow {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-block: var(--space-6);
}
.contribution-result-flow span {
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--violet);
  border-radius: var(--radius-full);
  min-height: 4.5rem;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--secondary-ink);
  background: var(--paper);
}
.contribution-result-flow span:nth-of-type(even) { background: var(--circulation-lilac); }
.contribution-result-flow b { color: var(--secondary-ink); font-weight: 400; }
.contribution-preparation .dialog-actions {
  flex-direction: row;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-block: var(--space-6) 0;
}
.contribution-preparation .dialog-actions > :is(#copy-contribution, #reset-contribution) { margin: 0; }
#contribution-copy-output { margin-top: var(--space-6); }
#copy-contribution:not(.button) {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  min-height: 54px;
  max-width: 100%;
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-full);
  background: var(--blue-fixed);
  color: var(--circulation-on-accent);
  font-size: var(--text-sm);
  font-weight: 700;
  line-height: 1.5;
}
#copy-contribution:not(.button):hover { background: var(--blue-hover); }
#reset-contribution:not(.text-button) {
  min-height: 44px;
  max-width: 100%;
  padding: var(--space-3) 0;
  background: transparent;
  color: var(--blue);
  font-size: var(--text-sm);
  font-weight: 700;
  line-height: 1.5;
  text-align: left;
  text-decoration: underline;
  text-underline-offset: 4px;
}
.contribution-preparation #contribution-feedback {
  min-height: 1.65em;
  color: var(--secondary-ink);
  font-size: var(--text-sm);
  overflow-wrap: anywhere;
}

/* Preserve the purple closing invitation; let the page fold gently into it. */
.participate {
  position: relative;
  border-radius: var(--circulation-radius-flow) var(--circulation-radius-flow) 0 0;
  background: var(--circulation-footer);
  background-image: linear-gradient(135deg,
    var(--circulation-footer) 55%,
    color-mix(in srgb, var(--blue-fixed) 24%, var(--circulation-footer)));
}
.participate::before {
  content: "";
  position: absolute;
  pointer-events: none;
  top: calc(-1 * var(--space-24));
  right: 10%;
  width: 28rem;
  height: 28rem;
  border: 1px solid color-mix(in srgb, var(--highlight) 24%, transparent);
  border-radius: 50%;
}
.participate-inner { position: relative; }
.participate :focus-visible { outline-color: var(--highlight); }
.document-card {
  /* Intrinsic height keeps enlarged footer text inside the white paper. */
  aspect-ratio: auto;
  border-radius: var(--circulation-radius);
  box-shadow: 0 12px 32px color-mix(in srgb, var(--blue-hover) 30%, transparent);
}
.document-card:focus-visible { outline-color: var(--highlight); }

/* Responsive flow. The navigation replacement also covers 681–900px. */
@media (max-width: 1180px) {

  .header-inner { gap: var(--space-4); }
  .main-nav { gap: var(--space-4); }
  .header-pdf { display: none; }
}
@media (max-width: 900px) {

  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    max-height: calc(100dvh - 82px);
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--line);
    border-radius: 0 0 var(--circulation-radius) var(--circulation-radius);
    background: var(--paper);
    box-shadow: 0 12px 24px var(--circulation-shadow);
  }
  .main-nav.open { display: flex; }
  .main-nav a { min-height: 48px; padding: var(--space-3) 0; font-size: var(--text-base); }
  .main-nav a::after { display: none; }
  .main-nav a:hover, .main-nav a.active { color: var(--blue); text-decoration: underline; text-underline-offset: 4px; }
  .menu-toggle { display: flex; flex-direction: column; justify-content: center; gap: 5px; }
  .menu-toggle span { width: 17px; height: 1.5px; background: var(--ink); }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.25px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.25px) rotate(-45deg); }
  .ideas-layout { grid-template-columns: minmax(0, .7fr) minmax(0, 2fr); gap: var(--space-8); }
  .idea-item > summary { grid-template-columns: 40px minmax(0, 1fr) 36px; gap: var(--space-4); }
  .idea-number { width: 40px; height: 40px; }
  .idea-toggle { width: 36px; height: 36px; }
  .idea-body { padding-left: calc(40px + var(--space-4)); padding-right: var(--space-5); }
  .collective-stories { grid-template-columns: minmax(0, .8fr) minmax(0, 2fr); }
  .candidate-list { gap: var(--space-10); }
  .shared-project { grid-template-columns: 120px minmax(0, 1fr); gap: var(--space-6); }
  .shared-rings { transform: scale(.88); transform-origin: left center; }
}
@media (max-width: 680px) {

  .quick-reading {
    padding: var(--space-6) var(--space-5);
    border-radius: var(--circulation-radius);
    margin-bottom: var(--space-12);
  }
  .chapter-tab { border-radius: var(--circulation-radius-small); }
  .chapter-tab .tab-number { width: 27px; min-height: 27px; }
  .chapter-panel { border-radius: var(--circulation-radius); }
  .ideas-section { margin-block: var(--space-10) var(--space-12); }
  .ideas-heading { margin-bottom: var(--space-8); }
  .ideas-layout { grid-template-columns: minmax(0, 1fr); gap: var(--space-6); }
  .ideas-margin { flex-direction: row; align-items: center; gap: var(--space-5); padding-top: 0; }
  .circulation-sign { width: 88px; height: 72px; flex: 0 0 88px; }
  .circulation-sign > span { width: 58px; height: 58px; }
  .circulation-sign > span + span { top: var(--space-3); left: var(--space-6); }
  .ideas-margin > p { max-width: 32ch; margin-top: 0; }
  .ideas-margin::after { display: none; }
  .idea-item > summary {
    grid-template-columns: 36px minmax(0, 1fr) 32px;
    gap: var(--space-3);
    min-height: 94px;
    padding-block: var(--space-5);
  }
  .idea-number { width: 36px; height: 36px; font-size: var(--text-base); }
  .idea-toggle { width: 32px; height: 32px; font-size: var(--text-lg); }
  .idea-body { padding: 0 var(--space-3) var(--space-6) 0; }
  .idea-body h3 { margin-top: var(--space-5); }
  .journey-flow { gap: var(--space-2) var(--space-3); margin-bottom: var(--space-8); }
  .journey-flow > span { gap: var(--space-2); }
  .journey-flow > span:first-child, .journey-flow > span:last-child { padding-inline: var(--space-3); }
  .collective-stories { grid-template-columns: minmax(0, 1fr); gap: var(--space-6); margin-top: var(--space-12); }
  .collective-stories > h3 { max-width: none; }
  .people-stories summary { font-size: var(--circulation-title); }
  .candidate-list { grid-template-columns: minmax(0, 1fr); gap: var(--space-12); margin-top: var(--space-8); }
  .candidate-list::before { display: none; }
  .candidate-portrait { aspect-ratio: auto; margin-bottom: var(--space-8); }
  .candidate-profile:nth-child(2) .candidate-portrait img { width: 78%; }
  .candidate-profile:nth-child(2) .portrait-ring { left: 0; bottom: var(--space-5); }
  .candidate-bio { margin-top: var(--space-4); }
  .shared-project {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-5);
    padding: var(--space-8) var(--space-6);
    border-radius: var(--circulation-radius-photo) var(--circulation-radius)
      var(--circulation-radius-photo) var(--circulation-radius);
  }
  .shared-rings { height: 96px; transform: none; }
  .candidates::after { left: var(--space-8); width: var(--space-16); height: var(--space-16); }
  .contribution-heading { text-align: left; }
  .contribution-experience { margin-top: var(--space-5); }
  .contribution-nodes { max-width: 28rem; gap: var(--space-4); padding: var(--space-5) 0; }
  .contribution-nodes::before { top: 7%; height: 83%; }
  .contrib-node, .contrib-node:nth-child(n) {
    flex-basis: calc(50% - var(--space-2));
    width: calc(50% - var(--space-2));
    min-height: 9rem;
    margin: 0;
    padding: var(--space-4) var(--space-3);
    font-size: var(--text-sm);
  }
  .contrib-node:nth-child(2), .contrib-node:nth-child(5) { transform: translateY(var(--space-2)); }
  .contrib-node:last-child {
    flex-basis: 100%;
    width: 100%;
    min-height: 76px;
    margin-top: var(--space-2);
    padding: var(--space-5) var(--space-6);
    font-size: var(--text-base);
  }

  .contribution-preparation { margin-top: var(--space-8); padding: var(--space-6) var(--space-5); }
  .contribution-preparation label { margin-top: 0; }
  #contribution-note { padding: var(--space-4); }
  #copy-contribution, #reset-contribution { margin-right: 0; }
  #reset-contribution { display: flex; }
  .dialog { border-radius: var(--circulation-radius); }
  .dialog-top { border-radius: var(--circulation-radius) var(--circulation-radius) 0 0; }
}
@media (max-width: 380px) {
  .header-inner { gap: var(--space-2); }
  .header-actions { gap: var(--space-1); }

  .ideas-margin { gap: var(--space-3); }
  .contrib-node, .contrib-node:nth-child(n) { min-height: 8.5rem; }
  .contrib-node:last-child { min-height: 76px; }
}

@media (hover: hover) and (pointer: fine) {
  .contrib-node:not([aria-pressed="true"]):not(:disabled):hover {
    background: var(--circulation-pink);
    border-color: var(--blue);
    color: var(--blue);
    transform: translateY(-3px);
  }
  .contrib-node[aria-pressed="true"]:not(:disabled):hover { background: var(--blue-hover); }
}

/* Accessible first paint: observer failure or absent JS never hides content.
 * Main adds .is-visible once and unobserves; the only reveal is finite opacity.
 */
.circulation-reveal { opacity: 1; transform: none; }
@keyframes circulation-appear { from { opacity: .45; } to { opacity: 1; } }
@keyframes circulation-open { from { opacity: .7; } to { opacity: 1; } }
@media (prefers-reduced-motion: no-preference) {
  html:not([data-motion="reduced"]) .circulation-reveal.is-visible {
    animation: circulation-appear 560ms ease-out 1;
  }
  html:not([data-motion="reduced"]) .idea-item[open] .idea-body {
    animation: circulation-open 240ms ease-out 1;
  }
  @supports (interpolate-size: allow-keywords) {
    @supports selector(details::details-content) {
      .idea-item { interpolate-size: allow-keywords; }
      .idea-item::details-content {
        block-size: 0;
        overflow: clip;
        transition: block-size 280ms var(--ease), content-visibility 280ms allow-discrete;
      }
      .idea-item[open]::details-content { block-size: auto; }
    }
  }
}

/* These attributes are controlled by the existing accessibility panel.
 * Strong text uses --blue / --secondary-ink, not the decorative lilac token.
 * Solid accent / white contrast is 5.90:1 in the standard identity.
 */
[data-theme="dark"] {
  --circulation-pink: color-mix(in srgb, var(--highlight) 16%, var(--paper));
}
[data-theme="dark"] .contribution-nodes::before { border-color: var(--line); }
[data-theme="dark"] .portrait-ring { border-color: var(--line); }
[data-contrast="high"] {
  --circulation-blush: var(--paper);
  --circulation-lilac: var(--paper);
  --circulation-pink: var(--paper);
  --circulation-thread: var(--line);
  --circulation-shadow: transparent;
}
[data-contrast="high"] :is(.motion-section, .quick-reading, .candidates, .shared-project,
  .contribution-section, .contribution-preparation, .idea-item[open]) {
  background-image: none;
}
[data-contrast="high"] .contrib-node { border-width: 2px; }
[data-contrast="high"] .contrib-node[aria-pressed="true"] { border-color: var(--blue); }
[data-contrast="high"] .participate { background-image: none; }
[data-contrast="high"] .document-card { box-shadow: none; color: var(--blue-fixed); }
[data-contrast="high"] .document-name { color: var(--blue-fixed); }
[data-contrast="high"] .document-subtitle, [data-contrast="high"] .document-footer { color: var(--blue-hover); }
[data-contrast="high"] .document-rings > span { border-color: var(--blue-fixed); }
[data-contrast="high"] .document-rings > span:last-child { border-color: var(--blue-hover); }
[data-motion="reduced"] *, [data-motion="reduced"] *::before, [data-motion="reduced"] *::after,
[data-motion="reduced"] .idea-item::details-content {
  animation: none !important;
  transition: none !important;
  scroll-behavior: auto !important;
}
[data-motion="reduced"] .circulation-reveal { opacity: 1 !important; transform: none !important; }
[data-motion="reduced"] .contrib-node { transform: none !important; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after, .idea-item::details-content {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
  .circulation-reveal { opacity: 1 !important; transform: none !important; }
  .contrib-node { transform: none !important; }
}
@media (forced-colors: active) {
  .circulation-sign, .portrait-ring, .shared-rings,
  .ideas-margin::after, .candidate-list::before,
  .candidates::after, .contribution-nodes::before, .participate::before { display: none; }
  .contrib-node { background: Canvas; color: CanvasText; border: 2px solid ButtonText; }
  .contrib-node[aria-pressed="true"], .chapter-tab[aria-selected="true"] {
    forced-color-adjust: none;
    background: Highlight;
    color: HighlightText;
    border-color: Highlight;
  }
  .contrib-node[aria-pressed="true"] .node-check {
    background: HighlightText;
    color: Highlight;
    border-color: HighlightText;
  }
  :focus-visible { outline: 3px solid Highlight; outline-offset: 5px; }
}