:root {
  color-scheme: light;
  --paper: #f4f0e7;
  --paper-deep: #e8e0d2;
  --sheet: #fffdf8;
  --ink: #222722;
  --muted: #65706a;
  --line: #d8d1c4;
  --forest: #28594a;
  --forest-dark: #194238;
  --coral: #ce604d;
  --mustard: #dda83c;
  --violet: #7b6a92;
  --blue: #4d7d91;
  --shadow: 0 18px 48px rgb(39 46 40 / 10%);
  font-family:
    "Yu Gothic UI",
    "Hiragino Sans",
    "Noto Sans JP",
    system-ui,
    -apple-system,
    sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 10% 12%, rgb(221 168 60 / 10%) 0 2px, transparent 3px),
    linear-gradient(90deg, transparent 0 96%, rgb(40 89 74 / 4%) 96% 100%), var(--paper);
  background-size:
    52px 52px,
    100% 100%;
}

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

button,
a,
input,
select,
textarea {
  outline-color: var(--coral);
  outline-offset: 3px;
}

a {
  color: inherit;
}

button {
  cursor: pointer;
}

[hidden] {
  display: none !important;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--ink);
  color: white;
  transform: translateY(-150%);
}

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

.site-header {
  display: flex;
  width: min(1180px, calc(100% - 40px));
  min-height: 76px;
  margin: 0 auto;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgb(34 39 34 / 13%);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-decoration: none;
}

.brand-mark {
  position: relative;
  display: inline-flex;
  width: 33px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--ink);
  border-radius: 4px 4px 8px 4px;
  background: var(--sheet);
  box-shadow: 4px 4px 0 var(--mustard);
  transform: rotate(-2deg);
}

.brand-mark::before {
  width: 2px;
  height: 25px;
  background: var(--line);
  content: "";
}

.brand-mark i {
  position: absolute;
  left: 7px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

.brand-mark i:nth-child(1) {
  top: 6px;
  background: var(--forest);
}

.brand-mark i:nth-child(2) {
  top: 15px;
  background: var(--coral);
}

.brand-mark i:nth-child(3) {
  top: 24px;
  background: var(--violet);
}

.site-header nav,
footer nav {
  display: flex;
  align-items: center;
  gap: 20px;
}

.site-header nav a,
footer nav a {
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.site-header nav .nav-cta {
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--forest);
  color: white;
}

main {
  min-height: calc(100vh - 160px);
}

footer {
  display: flex;
  width: min(1180px, calc(100% - 40px));
  min-height: 92px;
  margin: 60px auto 0;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgb(34 39 34 / 13%);
  color: var(--muted);
  font-size: 14px;
}

.builder-shell,
.reader-shell,
.owner-shell {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.builder-shell {
  padding: 62px 0 36px;
}

.product-heading {
  display: grid;
  margin-bottom: 34px;
  grid-template-columns: minmax(0, 1.45fr) minmax(260px, 0.55fr);
  align-items: end;
  gap: 48px;
}

.eyebrow,
.mini-label,
.step-label {
  margin: 0 0 11px;
  color: var(--forest);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.product-heading h1,
.reader-intro h1,
.owner-header h1,
.guide-page > header h1,
.prose > h1,
.not-found h1 {
  max-width: 780px;
  margin: 0;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: clamp(27px, 2.55vw, 34px);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.34;
}

.product-heading > p {
  margin: 0 0 4px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

.builder-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(420px, 0.92fr);
  align-items: start;
  gap: 24px;
}

.builder-panel,
.trace-preview {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgb(255 253 248 / 82%);
  box-shadow: var(--shadow);
}

.builder-panel {
  padding: 30px;
}

.panel-heading,
.preview-toolbar,
.trace-map-panel > header,
.feedback-list-panel > header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.panel-heading {
  margin-bottom: 24px;
}

.panel-heading h2,
.trace-preview h2,
.reaction-guide h2,
.feedback-heading h2,
.trace-map-panel h2,
.feedback-list-panel h2,
.owner-settings h2,
.guide-flow h2,
.guide-boundary h2,
.prose h2 {
  margin: 0;
  font-size: 23px;
  letter-spacing: 0.01em;
  line-height: 1.45;
}

.privacy-chip {
  padding: 7px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  color: var(--forest);
  font-size: 12px;
  font-weight: 800;
}

.field {
  position: relative;
  display: grid;
  gap: 8px;
  min-width: 0;
}

.field > span,
fieldset > legend {
  color: var(--ink);
  font-size: 14px;
  font-weight: 800;
}

.field small,
fieldset small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid #c8c0b4;
  border-radius: 12px;
  background: white;
  transition:
    border-color 150ms ease,
    box-shadow 150ms ease;
}

.field input,
.field select {
  height: 49px;
  padding: 0 14px;
}

.field textarea {
  min-height: 110px;
  padding: 14px;
  line-height: 1.8;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--forest);
  box-shadow: 0 0 0 3px rgb(40 89 74 / 12%);
}

.field-row {
  display: grid;
  margin-bottom: 18px;
  grid-template-columns: 1fr 0.48fr;
  gap: 14px;
}

.builder-panel > .field {
  margin-bottom: 18px;
}

.manuscript-field textarea {
  min-height: 228px;
  padding: 18px 18px 34px;
  background:
    linear-gradient(90deg, transparent 0 42px, rgb(206 96 77 / 12%) 42px 43px, transparent 43px),
    white;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: 15px;
}

.character-count {
  position: absolute;
  right: 12px;
  bottom: 9px;
  color: var(--muted) !important;
  font-size: 11px !important;
  font-weight: 600 !important;
}

fieldset {
  padding: 0;
  border: 0;
  margin: 0;
}

.focus-field {
  margin: 2px 0 18px;
}

.focus-grid {
  display: grid;
  margin-top: 9px;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.focus-grid label,
.aftertaste-grid label {
  cursor: pointer;
}

.focus-grid input,
.aftertaste-grid input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.focus-grid span {
  display: grid;
  min-height: 79px;
  padding: 12px 7px 9px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: white;
  align-items: center;
  justify-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  text-align: center;
}

.focus-grid input:checked + span {
  border-color: var(--forest);
  background: #e8f0eb;
  box-shadow: inset 0 0 0 1px var(--forest);
  color: var(--forest-dark);
}

.focus-symbol {
  position: relative;
  display: block;
  width: 27px;
  height: 24px;
}

.flow-symbol::before {
  position: absolute;
  top: 3px;
  left: 2px;
  width: 21px;
  height: 12px;
  border-right: 3px solid var(--forest);
  border-bottom: 3px solid var(--forest);
  border-radius: 0 0 12px;
  content: "";
  transform: skewX(-24deg);
}

.emotion-symbol::before,
.emotion-symbol::after {
  position: absolute;
  top: 3px;
  width: 14px;
  height: 21px;
  border-radius: 12px 12px 4px 4px;
  background: var(--coral);
  content: "";
}

.emotion-symbol::before {
  left: 4px;
  transform: rotate(-45deg);
  transform-origin: 0 100%;
}

.emotion-symbol::after {
  right: 4px;
  transform: rotate(45deg);
  transform-origin: 100% 100%;
}

.clarity-symbol {
  border: 3px solid var(--blue);
  border-radius: 50%;
}

.clarity-symbol::after {
  position: absolute;
  right: -6px;
  bottom: -4px;
  width: 9px;
  height: 3px;
  background: var(--blue);
  content: "";
  transform: rotate(45deg);
}

.character-symbol::before {
  position: absolute;
  top: 0;
  left: 8px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--violet);
  content: "";
}

.character-symbol::after {
  position: absolute;
  bottom: 0;
  left: 3px;
  width: 21px;
  height: 11px;
  border-radius: 12px 12px 3px 3px;
  background: var(--violet);
  content: "";
}

.ending-row {
  margin-bottom: 20px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  padding: 0 18px;
  border: 0;
  border-radius: 12px;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-weight: 850;
  text-decoration: none;
  transition:
    transform 140ms ease,
    background 140ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  background: var(--forest);
  color: white;
}

.button.primary:hover {
  background: var(--forest-dark);
}

.button.secondary {
  border: 1px solid var(--line);
  background: white;
  color: var(--ink);
}

.builder-panel > .button {
  width: 100%;
  justify-content: space-between;
}

.boundary-note,
.form-error {
  margin: 10px 2px 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.6;
}

.form-error:not(:empty) {
  margin-bottom: 10px;
  color: #a23c31;
  font-weight: 700;
}

.honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.trace-preview {
  position: sticky;
  top: 18px;
  overflow: hidden;
  background: #293c36;
  color: white;
}

.preview-toolbar {
  padding: 16px 19px;
  border-bottom: 1px solid rgb(255 255 255 / 15%);
  align-items: center;
  color: #c9d8d2;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.18em;
}

.reader-dots {
  display: flex;
}

.reader-dots i {
  width: 25px;
  height: 25px;
  margin-left: -6px;
  border: 2px solid #293c36;
  border-radius: 50%;
  background: var(--mustard);
}

.reader-dots i:nth-child(2) {
  background: var(--coral);
}

.reader-dots i:nth-child(3) {
  background: var(--violet);
}

.preview-paper {
  position: relative;
  width: calc(100% - 38px);
  margin: 19px;
  overflow: hidden;
  border-radius: 4px 4px 14px;
  background: var(--sheet);
  box-shadow: 0 18px 40px rgb(0 0 0 / 18%);
  color: var(--ink);
}

.preview-paper::before {
  position: absolute;
  top: 0;
  left: 35px;
  width: 1px;
  height: 100%;
  background: rgb(206 96 77 / 20%);
  content: "";
}

.preview-paper header {
  padding: 26px 30px 22px 58px;
  border-bottom: 1px solid var(--line);
}

.preview-paper header span {
  color: var(--coral);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.preview-paper header h2 {
  margin: 8px 0 5px;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: 25px;
}

.preview-paper header p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.preview-reading {
  position: relative;
  padding: 12px 20px 8px 57px;
}

.trace-line {
  position: absolute;
  top: 22px;
  left: 23px;
  width: 3px;
  height: calc(100% - 44px);
  border-radius: 4px;
  background: linear-gradient(var(--forest), var(--mustard), var(--coral), var(--violet));
}

.sample-paragraph {
  position: relative;
  padding: 12px 8px 14px 0;
  border-bottom: 1px dashed var(--line);
}

.sample-paragraph:last-child {
  border-bottom: 0;
}

.sample-paragraph::before {
  position: absolute;
  top: 19px;
  left: -39px;
  width: 10px;
  height: 10px;
  border: 3px solid var(--sheet);
  border-radius: 50%;
  background: var(--forest);
  box-shadow: 0 0 0 1px var(--forest);
  content: "";
}

.sample-paragraph:nth-child(3)::before {
  background: var(--mustard);
  box-shadow: 0 0 0 1px var(--mustard);
}

.sample-paragraph:nth-child(4)::before {
  background: var(--blue);
  box-shadow: 0 0 0 1px var(--blue);
}

.sample-paragraph:nth-child(5)::before {
  background: var(--coral);
  box-shadow: 0 0 0 1px var(--coral);
}

.sample-paragraph p {
  min-height: 38px;
  margin: 0;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: 13px;
  line-height: 1.75;
}

.sample-paragraph > span {
  display: inline-block;
  margin-top: 7px;
  padding: 4px 7px;
  border-radius: 6px;
  background: #e3eee9;
  color: var(--forest);
  font-size: 9px;
  font-weight: 850;
}

.sample-paragraph > span.surprise {
  background: #fbefcf;
  color: #866212;
}

.sample-paragraph.lost > span {
  background: #e5eff3;
  color: #345f71;
}

.sample-paragraph.favorite > span {
  background: #f7e2dd;
  color: #a33f31;
}

.preview-paper footer {
  display: grid;
  padding: 12px 18px 13px 56px;
  border-top: 1px solid var(--line);
  background: #f5f1e9;
  grid-template-columns: repeat(4, 1fr);
  gap: 3px;
  font-size: 8px;
  font-weight: 800;
}

.legend-hooked {
  color: var(--forest);
}

.legend-lost {
  color: var(--blue);
}

.legend-surprised {
  color: #9a7117;
}

.legend-favorite {
  color: var(--coral);
}

.preview-result {
  margin: 0 19px 19px;
  padding: 16px 17px;
  border: 1px solid rgb(255 255 255 / 17%);
  border-radius: 12px;
  background: rgb(255 255 255 / 7%);
}

.preview-result .mini-label {
  color: #b6ccc4;
  font-size: 9px;
}

.result-row {
  display: flex;
  margin-top: 9px;
  align-items: center;
  gap: 18px;
}

.result-row p {
  margin: 0;
  color: #eef4f1;
  font-size: 11px;
  line-height: 1.7;
}

.mini-curve {
  display: flex;
  width: 100px;
  height: 38px;
  align-items: flex-end;
  justify-content: space-around;
  border-bottom: 1px solid rgb(255 255 255 / 22%);
}

.mini-curve i {
  display: block;
  width: 12px;
  border-radius: 7px 7px 0 0;
  background: var(--mustard);
}

.mini-curve i:nth-child(1) {
  height: 14px;
}

.mini-curve i:nth-child(2) {
  height: 30px;
  background: var(--forest);
}

.mini-curve i:nth-child(3) {
  height: 11px;
  background: var(--blue);
}

.mini-curve i:nth-child(4) {
  height: 35px;
  background: var(--coral);
}

.boundary-strip {
  display: grid;
  width: min(1180px, calc(100% - 40px));
  margin: 28px auto 0;
  padding: 23px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  grid-template-columns: repeat(3, 1fr);
}

.boundary-strip > div {
  display: flex;
  padding: 0 27px;
  align-items: center;
  gap: 14px;
  border-right: 1px solid var(--line);
}

.boundary-strip > div:first-child {
  padding-left: 0;
}

.boundary-strip > div:last-child {
  border-right: 0;
}

.boundary-strip p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
}

.boundary-strip strong {
  display: block;
  color: var(--ink);
  font-size: 14px;
}

.boundary-icon {
  position: relative;
  display: block;
  flex: 0 0 35px;
  width: 35px;
  height: 35px;
}

.paper-icon {
  border: 2px solid var(--forest);
  border-radius: 3px 3px 8px;
  background: var(--sheet);
  transform: rotate(-4deg);
}

.paper-icon::after {
  position: absolute;
  top: 8px;
  left: 7px;
  width: 16px;
  height: 9px;
  border-bottom: 2px solid var(--coral);
  border-top: 2px solid var(--mustard);
  content: "";
}

.lock-icon {
  border: 2px solid var(--violet);
  border-radius: 8px;
}

.lock-icon::before {
  position: absolute;
  top: -9px;
  left: 8px;
  width: 15px;
  height: 14px;
  border: 2px solid var(--violet);
  border-bottom: 0;
  border-radius: 10px 10px 0 0;
  content: "";
}

.map-icon::before {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 6px;
  height: 30px;
  border-radius: 5px;
  background: var(--forest);
  box-shadow:
    11px 7px 0 var(--mustard),
    22px -2px 0 var(--coral);
  content: "";
}

/* Reader */
.reader-shell {
  padding-top: 54px;
}

.reader-intro {
  display: grid;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--line);
  grid-template-columns: 1fr minmax(280px, 0.45fr);
  align-items: end;
  gap: 40px;
}

.byline {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.reader-request {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: rgb(255 253 248 / 68%);
}

.reader-request span {
  color: var(--forest);
  font-size: 11px;
  font-weight: 900;
}

.reader-request p {
  margin: 5px 0 0;
  font-size: 13px;
  line-height: 1.65;
}

.reader-layout {
  display: grid;
  margin-top: 30px;
  grid-template-columns: minmax(0, 1fr) 260px;
  align-items: start;
  gap: 30px;
}

.manuscript {
  position: relative;
  padding: 28px 34px 34px 72px;
  border: 1px solid var(--line);
  border-radius: 6px 6px 18px;
  background: var(--sheet);
  box-shadow: var(--shadow);
}

.manuscript-edge {
  position: absolute;
  top: 0;
  left: 43px;
  width: 1px;
  height: 100%;
  background: rgb(206 96 77 / 24%);
}

.manuscript-edge i {
  position: absolute;
  top: 32px;
  left: -2px;
  width: 5px;
  height: calc(100% - 64px);
  border-radius: 5px;
  background: linear-gradient(var(--forest), var(--mustard), var(--blue), var(--coral));
  opacity: 0.5;
}

.reading-block {
  position: relative;
  padding: 22px 0 21px;
  border-bottom: 1px dashed var(--line);
}

.reading-block:last-child {
  border-bottom: 0;
}

.paragraph-number {
  position: absolute;
  top: 28px;
  left: -55px;
  color: #a69d90;
  font: 700 10px/1 monospace;
}

.reading-block > p {
  margin: 0;
  white-space: pre-line;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: 17px;
  letter-spacing: 0.025em;
  line-height: 2.05;
}

.reaction-row {
  display: flex;
  margin-top: 14px;
  flex-wrap: wrap;
  gap: 7px;
  opacity: 0.58;
  transition: opacity 160ms ease;
}

.reading-block:hover .reaction-row,
.reaction-row:focus-within {
  opacity: 1;
}

.reaction-row button {
  display: inline-flex;
  padding: 6px 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #faf7f0;
  align-items: center;
  gap: 4px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 800;
}

.reaction-row button.active[data-kind="hooked"] {
  border-color: var(--forest);
  background: #dfece6;
  color: var(--forest);
}

.reaction-row button.active[data-kind="lost"] {
  border-color: var(--blue);
  background: #e0edf2;
  color: #315b6d;
}

.reaction-row button.active[data-kind="surprised"] {
  border-color: var(--mustard);
  background: #f9edce;
  color: #835f10;
}

.reaction-row button.active[data-kind="favorite"] {
  border-color: var(--coral);
  background: #f8e2de;
  color: #a33d31;
}

.reaction-guide {
  position: sticky;
  top: 20px;
  padding: 21px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgb(255 253 248 / 75%);
}

.reaction-guide h2 {
  font-size: 18px;
}

.reaction-key {
  display: grid;
  margin: 17px 0;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
}

.reaction-key span {
  display: flex;
  padding: 9px 7px;
  border-radius: 8px;
  background: white;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 800;
}

.reaction-key i {
  font-style: normal;
}

.key-hooked i {
  color: var(--forest);
}

.key-lost i {
  color: var(--blue);
}

.key-surprised i {
  color: #9a7117;
}

.key-favorite i {
  color: var(--coral);
}

.reaction-guide > p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.6;
}

.feedback-panel {
  margin-top: 30px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #2b3e38;
  box-shadow: var(--shadow);
  color: white;
}

.feedback-heading {
  display: flex;
  margin-bottom: 24px;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
}

.feedback-heading .eyebrow {
  color: #a9c9bd;
}

.feedback-heading > p {
  margin: 0;
  color: #c1d0cb;
  font-size: 12px;
}

.feedback-panel legend,
.feedback-panel .field > span {
  color: white;
}

.aftertaste-grid {
  display: grid;
  margin: 9px 0 20px;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.aftertaste-grid span {
  display: flex;
  min-height: 44px;
  padding: 7px;
  border: 1px solid rgb(255 255 255 / 17%);
  border-radius: 9px;
  background: rgb(255 255 255 / 7%);
  align-items: center;
  justify-content: center;
  color: #d5e0dc;
  font-size: 11px;
  font-weight: 800;
  text-align: center;
}

.aftertaste-grid input:checked + span {
  border-color: var(--mustard);
  background: var(--mustard);
  color: #2d332d;
}

.feedback-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.feedback-panel .field textarea {
  background: #fdfbf6;
}

.author-question {
  margin-top: 14px;
}

.feedback-panel .button {
  margin-top: 16px;
  background: var(--mustard);
  color: #25302b;
}

.feedback-panel .form-error {
  color: #f2d0ca;
}

.report-row {
  display: flex;
  margin-top: 14px;
  justify-content: flex-end;
}

.report-row button {
  padding: 8px;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 11px;
  text-decoration: underline;
}

.report-dialog {
  width: min(480px, calc(100% - 28px));
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: var(--sheet);
  box-shadow: 0 30px 80px rgb(25 38 33 / 28%);
}

.report-dialog::backdrop {
  background: rgb(25 38 33 / 54%);
  backdrop-filter: blur(3px);
}

.report-dialog form {
  padding: 25px;
}

.report-dialog h2 {
  margin: 0;
  font-size: 21px;
}

.report-dialog header > p:last-child,
.report-dialog form > p {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.65;
}

.report-options {
  display: grid;
  margin: 18px 0;
  gap: 8px;
}

.report-options input {
  position: absolute;
  opacity: 0;
}

.report-options span {
  display: block;
  padding: 12px 13px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: white;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.report-options input:checked + span {
  border-color: var(--coral);
  background: #f8e9e5;
  box-shadow: inset 0 0 0 1px var(--coral);
}

.dialog-actions {
  display: flex;
  margin-top: 16px;
  justify-content: flex-end;
  gap: 8px;
}

/* Owner */
.owner-shell {
  padding-top: 50px;
}

.owner-loading {
  display: grid;
  min-height: 420px;
  place-content: center;
  justify-items: center;
  color: var(--muted);
}

.loading-trace,
.lost-trace {
  display: flex;
  height: 60px;
  align-items: flex-end;
  gap: 9px;
}

.loading-trace i,
.lost-trace i {
  width: 12px;
  border-radius: 9px;
  background: var(--forest);
  animation: trace-wave 900ms ease-in-out infinite alternate;
}

.loading-trace i:nth-child(1),
.lost-trace i:nth-child(1) {
  height: 22px;
}

.loading-trace i:nth-child(2),
.lost-trace i:nth-child(2) {
  height: 52px;
  animation-delay: 180ms;
  background: var(--mustard);
}

.loading-trace i:nth-child(3),
.lost-trace i:nth-child(3) {
  height: 35px;
  animation-delay: 360ms;
  background: var(--coral);
}

@keyframes trace-wave {
  to {
    transform: translateY(-8px);
  }
}

.owner-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
}

.owner-header > div > p:last-child {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.owner-actions {
  display: flex;
  gap: 9px;
}

.owner-summary {
  display: grid;
  margin-top: 28px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--sheet);
  grid-template-columns: repeat(3, 1fr);
  box-shadow: var(--shadow);
}

.owner-summary > div {
  padding: 22px 24px;
  border-right: 1px solid var(--line);
}

.owner-summary > div:last-child {
  border-right: 0;
}

.owner-summary span {
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: 34px;
  font-weight: 700;
}

.owner-summary p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
}

.trace-map-panel,
.feedback-list-panel,
.owner-settings {
  margin-top: 22px;
  padding: 27px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgb(255 253 248 / 78%);
}

.compact-legend {
  display: flex;
  gap: 12px;
  font-size: 15px;
}

.trace-map {
  display: grid;
  margin-top: 22px;
  gap: 9px;
}

.trace-map-row {
  display: grid;
  padding: 12px 14px;
  border: 1px solid transparent;
  border-radius: 11px;
  background: white;
  grid-template-columns: 33px minmax(0, 1fr) 190px;
  align-items: center;
  gap: 12px;
}

.trace-map-row.has-reaction {
  border-color: var(--line);
}

.trace-map-row > span {
  color: #958c80;
  font: 700 10px/1 monospace;
}

.trace-map-row > p {
  margin: 0;
  overflow: hidden;
  color: #4d544f;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.reaction-bars {
  display: flex;
  height: 23px;
  align-items: flex-end;
  justify-content: flex-end;
  gap: 5px;
}

.reaction-bars span {
  display: inline-flex;
  min-width: 29px;
  height: 22px;
  padding: 0 6px;
  border-radius: 7px;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-weight: 900;
}

.reaction-bars .hooked {
  background: #dfece6;
  color: var(--forest);
}

.reaction-bars .lost {
  background: #dfedf2;
  color: #315b6d;
}

.reaction-bars .surprised {
  background: #f9edcf;
  color: #835f10;
}

.reaction-bars .favorite {
  background: #f7e2de;
  color: #a33d31;
}

.feedback-list {
  display: grid;
  margin-top: 20px;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.feedback-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: white;
}

.feedback-card > span {
  display: inline-block;
  padding: 5px 8px;
  border-radius: 7px;
  background: #e6eee9;
  color: var(--forest);
  font-size: 10px;
  font-weight: 850;
}

.feedback-card dl {
  display: grid;
  margin: 14px 0 0;
  gap: 12px;
}

.feedback-card dt {
  color: var(--muted);
  font-size: 10px;
  font-weight: 800;
}

.feedback-card dd {
  margin: 4px 0 0;
  white-space: pre-wrap;
  font-size: 13px;
  line-height: 1.65;
}

.empty-state {
  grid-column: 1 / -1;
  padding: 30px;
  border: 1px dashed var(--line);
  border-radius: 12px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

.owner-settings {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.owner-settings > div:last-child {
  display: flex;
  align-items: center;
  gap: 10px;
}

.owner-settings p:last-child {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.danger-button {
  padding: 11px 13px;
  border: 0;
  background: transparent;
  color: #a23c31;
  font-size: 12px;
  font-weight: 800;
  text-decoration: underline;
}

.owner-error,
.not-found {
  display: grid;
  min-height: 480px;
  place-content: center;
  justify-items: start;
}

.owner-error > p:not(.eyebrow),
.not-found > p:not(.eyebrow) {
  max-width: 600px;
  color: var(--muted);
  line-height: 1.8;
}

.owner-error .button,
.not-found .button {
  margin-top: 12px;
}

/* Guide and privacy */
.guide-page,
.prose {
  width: min(900px, calc(100% - 40px));
  margin: 0 auto;
  padding-top: 60px;
}

.guide-page > header > p:last-child {
  max-width: 620px;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

.guide-flow {
  display: grid;
  margin: 42px 0 0;
  padding: 0;
  gap: 13px;
  list-style: none;
}

.guide-flow li {
  display: grid;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--sheet);
  grid-template-columns: 70px 1fr;
  align-items: center;
  gap: 14px;
}

.guide-flow li > span {
  color: var(--coral);
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: 28px;
  font-weight: 700;
}

.guide-flow p,
.guide-boundary li,
.prose p {
  color: var(--muted);
  line-height: 1.85;
}

.guide-flow p {
  margin: 5px 0 0;
  font-size: 13px;
}

.guide-boundary {
  margin-top: 28px;
  padding: 27px;
  border-radius: 16px;
  background: #2b3e38;
  color: white;
}

.guide-boundary ul {
  display: grid;
  margin: 16px 0 0;
  padding-left: 20px;
  gap: 8px;
}

.guide-boundary li {
  color: #d5e1dc;
  font-size: 13px;
}

.prose {
  max-width: 760px;
}

.prose section {
  margin-top: 34px;
}

.prose h2 {
  font-size: 19px;
}

.prose p {
  margin-top: 8px;
  font-size: 14px;
}

.not-found {
  width: min(760px, calc(100% - 40px));
  margin: 0 auto;
}

.lost-trace {
  margin-bottom: 20px;
}

.lost-trace i {
  animation: none;
}

@media (max-width: 980px) {
  .builder-workspace {
    grid-template-columns: 1fr;
  }

  .trace-preview {
    position: relative;
    top: auto;
    max-width: 620px;
    margin: 0 auto;
  }

  .reader-layout {
    grid-template-columns: 1fr;
  }

  .reaction-guide {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 8px 20px;
  }

  .reaction-guide .mini-label,
  .reaction-guide > p {
    grid-column: 1 / -1;
  }

  .reaction-key {
    margin: 8px 0;
  }
}

@media (max-width: 720px) {
  .site-header,
  footer,
  .builder-shell,
  .reader-shell,
  .owner-shell,
  .boundary-strip {
    width: min(100% - 24px, 1180px);
  }

  .site-header nav a:first-child {
    display: none;
  }

  .builder-shell,
  .reader-shell,
  .owner-shell,
  .guide-page,
  .prose {
    padding-top: 34px;
  }

  .product-heading,
  .reader-intro {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .product-heading h1,
  .reader-intro h1,
  .owner-header h1,
  .guide-page > header h1,
  .prose > h1,
  .not-found h1 {
    font-size: clamp(26px, 7.2vw, 32px);
  }

  .builder-panel {
    padding: 20px 16px;
    border-radius: 17px;
  }

  .field-row,
  .feedback-grid {
    grid-template-columns: 1fr;
  }

  .focus-grid {
    grid-template-columns: 1fr 1fr;
  }

  .boundary-strip {
    padding: 0;
    grid-template-columns: 1fr;
  }

  .boundary-strip > div {
    padding: 17px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .boundary-strip > div:last-child {
    border-bottom: 0;
  }

  .reader-intro {
    padding-bottom: 22px;
  }

  .manuscript {
    padding: 16px 14px 22px 43px;
  }

  .manuscript-edge {
    left: 27px;
  }

  .paragraph-number {
    left: -34px;
  }

  .reading-block > p {
    font-size: 16px;
    line-height: 2;
  }

  .reaction-row {
    opacity: 1;
  }

  .reaction-row button {
    min-height: 38px;
    flex: 1 1 calc(50% - 7px);
    justify-content: center;
  }

  .reaction-guide {
    grid-template-columns: 1fr;
  }

  .reaction-key {
    grid-template-columns: repeat(4, 1fr);
  }

  .reaction-key span {
    display: grid;
    justify-items: center;
    text-align: center;
  }

  .feedback-panel {
    padding: 22px 16px;
  }

  .feedback-heading,
  .owner-header,
  .owner-settings {
    align-items: flex-start;
    flex-direction: column;
  }

  .feedback-heading {
    display: flex;
  }

  .aftertaste-grid {
    grid-template-columns: 1fr 1fr;
  }

  .owner-header {
    display: flex;
  }

  .owner-actions {
    width: 100%;
  }

  .owner-actions .button {
    flex: 1;
    padding-inline: 10px;
    font-size: 12px;
  }

  .owner-summary > div {
    padding: 15px 10px;
    text-align: center;
  }

  .owner-summary span {
    font-size: 27px;
  }

  .trace-map-panel,
  .feedback-list-panel,
  .owner-settings {
    padding: 20px 14px;
  }

  .trace-map-row {
    grid-template-columns: 25px 1fr;
  }

  .reaction-bars {
    grid-column: 1 / -1;
    justify-content: flex-start;
  }

  .feedback-list {
    grid-template-columns: 1fr;
  }

  .owner-settings > div:last-child {
    width: 100%;
    align-items: flex-start;
    flex-direction: column;
  }

  .guide-flow li {
    padding: 20px 16px;
    grid-template-columns: 44px 1fr;
  }

  footer {
    padding: 22px 0;
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    transition: none !important;
  }

  .loading-trace i {
    animation: none;
  }
}