:root {
  color-scheme: light;
  --ink: #152c33;
  --ink-soft: #476067;
  --paper: #f6f1e7;
  --paper-deep: #eee5d6;
  --surface: rgba(255, 252, 246, 0.88);
  --surface-solid: #fffdf8;
  --line: rgba(21, 44, 51, 0.16);
  --line-strong: rgba(21, 44, 51, 0.28);
  --teal: #176c70;
  --teal-deep: #0d4d52;
  --terracotta: #bd6149;
  --gold: #b68a34;
  --sage: #9cac8e;
  --danger: #9c3e34;
  --shadow: 0 18px 60px rgba(36, 55, 54, 0.12);
  --radius-lg: 30px;
  --radius-md: 20px;
  --radius-sm: 12px;
  --serif: "Iowan Old Style", "Palatino Linotype", "Songti TC",
    "Noto Serif TC", serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang TC", "Noto Sans TC", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 8%, rgba(182, 138, 52, 0.12), transparent 27rem),
    radial-gradient(circle at 92% 19%, rgba(23, 108, 112, 0.11), transparent 30rem),
    var(--paper);
  font-family: var(--sans);
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(21, 44, 51, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 44, 51, 0.025) 1px, transparent 1px);
  background-size: 28px 28px;
  content: "";
  pointer-events: none;
}

a {
  color: inherit;
}

button,
input,
select {
  font: inherit;
}

button,
a,
input,
select,
summary {
  -webkit-tap-highlight-color: transparent;
}

button {
  cursor: pointer;
}

:focus-visible {
  outline: 3px solid rgba(189, 97, 73, 0.7);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 99;
  padding: 10px 14px;
  border-radius: 10px;
  color: white;
  background: var(--ink);
  transform: translateY(-160%);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  min-height: 76px;
  padding: 10px clamp(20px, 4vw, 64px);
  border-bottom: 1px solid rgba(21, 44, 51, 0.1);
  background: rgba(246, 241, 231, 0.9);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  gap: 11px;
  align-items: center;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--terracotta);
  font: 700 1.5rem/1 var(--serif);
  place-items: center;
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.2;
}

.brand strong {
  font: 700 1.05rem/1.2 var(--serif);
  letter-spacing: 0.08em;
}

.brand small {
  margin-top: 4px;
  color: var(--ink-soft);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
}

nav {
  display: flex;
  gap: clamp(18px, 3vw, 40px);
  justify-content: center;
}

nav a {
  position: relative;
  color: var(--ink-soft);
  font-size: 0.9rem;
  text-decoration: none;
}

nav a::after {
  position: absolute;
  right: 0;
  bottom: -7px;
  left: 0;
  height: 2px;
  background: var(--terracotta);
  content: "";
  transform: scaleX(0);
  transition: transform 180ms ease;
}

nav a:hover::after {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.back-link {
  display: inline-grid;
  white-space: nowrap;
  place-items: center;
}

.section-shell {
  width: min(1440px, calc(100% - clamp(32px, 7vw, 112px)));
  margin-inline: auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(300px, 0.7fr);
  gap: clamp(36px, 7vw, 110px);
  align-items: center;
  min-height: min(760px, calc(100vh - 76px));
  padding-block: clamp(70px, 9vw, 130px);
}

.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: var(--terracotta);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  font-family: var(--serif);
  font-weight: 650;
}

h1 {
  max-width: 850px;
  margin-bottom: 26px;
  font-size: clamp(3rem, 6vw, 6.7rem);
  line-height: 1.02;
  letter-spacing: -0.045em;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.12;
  letter-spacing: -0.025em;
}

h3 {
  line-height: 1.35;
}

.hero-lead {
  max-width: 740px;
  margin-bottom: 34px;
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 1.7vw, 1.3rem);
}

.hero-actions {
  display: flex;
  gap: 22px;
  align-items: center;
}

.primary-button,
.secondary-button,
.quiet-button,
.sample-button {
  min-height: 46px;
  border: 0;
  border-radius: 999px;
  font-weight: 750;
  letter-spacing: 0.03em;
  text-decoration: none;
}

.primary-button {
  display: inline-grid;
  padding: 13px 24px;
  color: white;
  background: var(--teal-deep);
  box-shadow: 0 9px 24px rgba(13, 77, 82, 0.2);
  place-items: center;
}

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

.secondary-button {
  padding: 12px 22px;
  color: white;
  background: var(--terracotta);
}

.quiet-button,
.sample-button {
  padding: 10px 18px;
  border: 1px solid var(--line-strong);
  color: var(--ink);
  background: transparent;
}

.text-link {
  color: var(--teal-deep);
  font-weight: 750;
  text-underline-offset: 5px;
}

.hero-aside {
  position: relative;
  overflow: hidden;
  padding: 36px;
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.7), rgba(238, 229, 214, 0.8)),
    var(--paper-deep);
  box-shadow: var(--shadow);
}

.hero-aside::after {
  position: absolute;
  right: -60px;
  bottom: -70px;
  width: 190px;
  height: 190px;
  border: 1px solid rgba(182, 138, 52, 0.28);
  border-radius: 50%;
  content: "";
}

.orbital-mark {
  position: relative;
  display: grid;
  width: 170px;
  height: 170px;
  margin: 6px auto 34px;
  border: 1px solid rgba(23, 108, 112, 0.35);
  border-radius: 50%;
  place-items: center;
}

.orbital-mark::before,
.orbital-mark::after {
  position: absolute;
  inset: 22px;
  border: 1px solid rgba(189, 97, 73, 0.32);
  border-radius: 50%;
  content: "";
}

.orbital-mark::after {
  inset: 53px;
  background: var(--teal-deep);
}

.orbital-mark span {
  position: absolute;
  z-index: 1;
  color: var(--ink-soft);
  font: 700 0.9rem/1 var(--serif);
}

.orbital-mark span:nth-child(1) {
  top: 9px;
}

.orbital-mark span:nth-child(2) {
  right: 12px;
}

.orbital-mark span:nth-child(3) {
  bottom: 11px;
}

.orbital-mark span:nth-child(4) {
  left: 12px;
}

.research-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 0;
}

.research-stats div {
  padding: 14px 8px;
  border-top: 1px solid var(--line);
}

.research-stats dt {
  color: var(--ink-soft);
  font-size: 0.72rem;
}

.research-stats dd {
  margin: 4px 0 0;
  font: 700 1.35rem/1 var(--serif);
}

.hero-aside > p {
  margin: 24px 0 0;
  color: var(--ink-soft);
  font-size: 0.78rem;
  text-align: center;
}

.boundary-strip {
  padding: 17px clamp(24px, 6vw, 90px);
  color: #f8f3e9;
  background: var(--ink);
  text-align: center;
}

.boundary-strip p {
  margin: 0;
  font-size: 0.9rem;
}

.workbench {
  display: grid;
  grid-template-columns: minmax(300px, 390px) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 54px);
  align-items: start;
  padding-block: clamp(70px, 9vw, 130px);
}

.control-panel {
  position: sticky;
  top: 106px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: 0 12px 42px rgba(36, 55, 54, 0.08);
  backdrop-filter: blur(16px);
}

.control-panel h2 {
  font-size: clamp(2rem, 3.6vw, 2.9rem);
}

.section-intro,
.field-note,
.privacy-note,
.section-heading > p,
.source-section > div:first-child p {
  color: var(--ink-soft);
}

fieldset {
  display: grid;
  gap: 9px;
  min-width: 0;
  margin: 24px 0;
  padding: 0;
  border: 0;
}

legend {
  width: 100%;
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
  color: var(--teal-deep);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.12em;
}

label {
  margin-top: 8px;
  font-size: 0.88rem;
  font-weight: 750;
}

input,
select {
  width: 100%;
  min-height: 48px;
  padding: 10px 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.7);
}

input:hover,
select:hover {
  border-color: var(--teal);
}

.field-note {
  margin: 0 0 6px;
  font-size: 0.73rem;
  line-height: 1.5;
}

.name-input-guide {
  margin: 2px 0 8px;
  padding: 13px 14px;
  border: 1px solid rgba(23, 108, 112, 0.2);
  border-radius: 12px;
  color: var(--ink-soft);
  background: rgba(23, 108, 112, 0.055);
  font-size: 0.74rem;
  line-height: 1.55;
}

.name-input-guide strong {
  display: block;
  color: var(--teal-deep);
  font-size: 0.79rem;
}

.name-input-guide ul {
  margin: 7px 0;
  padding-left: 1.25rem;
}

.name-input-guide li + li {
  margin-top: 5px;
}

.name-input-guide p {
  margin: 0;
}

.check-row,
.consent-row {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-weight: 560;
}

.check-row input,
.consent-row input {
  flex: 0 0 auto;
  width: 18px;
  min-height: 18px;
  margin-top: 3px;
}

.full-button {
  width: 100%;
}

.privacy-note {
  display: flex;
  gap: 8px;
  align-items: center;
  margin: 14px 0 0;
  font-size: 0.72rem;
}

.privacy-note span {
  color: var(--teal);
  font-size: 0.65rem;
}

.form-error {
  min-height: 1.4em;
  margin: 10px 0 0;
  color: var(--danger);
  font-size: 0.82rem;
  font-weight: 700;
}

.result-panel {
  min-height: 640px;
}

.empty-state {
  display: grid;
  min-height: 620px;
  padding: 48px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-lg);
  background: rgba(255, 253, 248, 0.48);
  text-align: center;
  place-content: center;
  place-items: center;
}

.empty-state h3 {
  margin: 16px 0 10px;
  font: 650 2rem/1.2 var(--serif);
}

.empty-state p {
  max-width: 560px;
  color: var(--ink-soft);
}

.empty-number {
  display: grid;
  width: 94px;
  height: 94px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--terracotta);
  font: 700 3.2rem/1 var(--serif);
  place-items: center;
}

.result-header {
  display: flex;
  gap: 24px;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 24px;
  padding: 4px 4px 20px;
  border-bottom: 1px solid var(--line);
}

.result-header h2 {
  margin: 0;
}

.reading-overview {
  position: relative;
  overflow: hidden;
  margin-bottom: 22px;
  padding: clamp(22px, 3.2vw, 38px);
  border: 1px solid rgba(13, 77, 82, 0.2);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 96% 5%, rgba(239, 202, 126, 0.3), transparent 17rem),
    linear-gradient(145deg, #fdfaf3 0%, #e9f0eb 100%);
  box-shadow: 0 18px 50px rgba(36, 55, 54, 0.1);
}

.reading-overview::after {
  position: absolute;
  right: -72px;
  bottom: -98px;
  width: 210px;
  height: 210px;
  border: 1px solid rgba(23, 108, 112, 0.14);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.overview-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(260px, 1.1fr);
  gap: 24px;
  align-items: end;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(21, 44, 51, 0.12);
}

.overview-heading h3 {
  margin: 0;
  font: 650 clamp(1.8rem, 3.2vw, 2.7rem)/1.1 var(--serif);
  letter-spacing: -0.025em;
}

.overview-headline {
  margin: 0;
  color: var(--teal-deep);
  font-size: clamp(1rem, 1.5vw, 1.18rem);
  font-weight: 800;
}

.overview-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.overview-card {
  min-width: 0;
  padding: 18px;
  border: 1px solid rgba(21, 44, 51, 0.13);
  border-radius: 16px;
  background: rgba(255, 253, 248, 0.74);
}

.overview-card.main {
  color: #fbf7ef;
  background: var(--teal-deep);
}

.overview-card.wide {
  grid-column: 1 / -1;
}

.overview-card small,
.action-panel small {
  display: block;
  margin-bottom: 8px;
  color: var(--terracotta);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.1em;
}

.overview-card.main small {
  color: #efca7e;
}

.overview-card > strong {
  display: block;
  margin-bottom: 10px;
  font: 700 1.3rem/1.25 var(--serif);
}

.overview-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.84rem;
  line-height: 1.65;
}

.overview-card.main p {
  color: rgba(255, 255, 255, 0.78);
}

.overview-card.current {
  border-color: rgba(189, 97, 73, 0.3);
}

.overview-card.current p b {
  display: block;
  margin-bottom: 4px;
  color: var(--terracotta);
}

.overview-tendencies {
  display: grid;
  gap: 7px;
  margin-top: 14px;
}

.overview-tendencies span {
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.78rem;
}

.overview-tendencies b {
  display: inline-block;
  min-width: 5.5em;
  color: #efca7e;
}

.growth-panel {
  margin-top: 12px;
  padding: 22px;
  border: 1px solid rgba(189, 97, 73, 0.28);
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(255, 253, 248, 0.94), rgba(247, 232, 220, 0.74));
}

.growth-heading {
  display: grid;
  grid-template-columns: minmax(180px, 0.65fr) minmax(0, 1.35fr);
  gap: 20px;
  align-items: end;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(189, 97, 73, 0.18);
}

.growth-heading small {
  display: block;
  margin-bottom: 5px;
  color: var(--terracotta);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.1em;
}

.growth-heading h4 {
  margin: 0;
  font: 650 1.45rem/1.25 var(--serif);
}

.growth-heading p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.growth-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px;
}

.growth-item {
  display: flex;
  gap: 11px;
  min-width: 0;
  padding: 13px;
  border: 1px solid rgba(21, 44, 51, 0.11);
  border-radius: 13px;
  background: rgba(255, 253, 248, 0.76);
}

.growth-item > span {
  display: grid;
  flex: 0 0 30px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  color: white;
  background: var(--teal-deep);
  font: 700 0.7rem/1 var(--serif);
  place-items: center;
}

.growth-item.priority > span,
.growth-item.measure > span {
  background: var(--terracotta);
}

.growth-item strong {
  display: block;
  margin-bottom: 4px;
  color: var(--teal-deep);
  font-size: 0.74rem;
}

.growth-item.priority strong,
.growth-item.measure strong {
  color: var(--terracotta);
}

.growth-item p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.76rem;
  line-height: 1.55;
}

.growth-reflection {
  margin: 12px 0 0;
  padding: 11px 13px;
  border-left: 3px solid var(--gold);
  border-radius: 0 10px 10px 0;
  color: var(--ink-soft);
  background: rgba(182, 138, 52, 0.08);
  font-size: 0.76rem;
}

.growth-reflection strong {
  color: var(--ink);
}

.action-panel {
  display: grid;
  grid-template-columns: minmax(180px, 0.55fr) minmax(0, 1.45fr);
  gap: 24px;
  margin-top: 12px;
  padding: 20px;
  border-radius: 16px;
  color: #f8f3e9;
  background: #17343b;
}

.action-panel h4 {
  margin: 0;
  font: 650 1.25rem/1.3 var(--serif);
}

.action-panel small {
  color: #efca7e;
}

.action-panel ol {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 1.4em;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.82rem;
}

.reading-boundary {
  margin: 13px 2px 0;
  color: var(--ink-soft);
  font-size: 0.72rem;
}

.method-chip,
.evidence-chip,
.source-category,
.relation-badge {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 4px 9px;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.05em;
}

.method-chip {
  color: var(--teal-deep);
  background: rgba(23, 108, 112, 0.1);
}

.result-stack {
  display: grid;
  gap: 18px;
}

.result-section {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-solid);
  box-shadow: 0 9px 32px rgba(36, 55, 54, 0.055);
}

.result-section summary,
.responsible-use summary {
  display: flex;
  gap: 16px;
  align-items: center;
  padding: 20px 22px;
  font-weight: 800;
  list-style: none;
  cursor: pointer;
}

.result-section summary::-webkit-details-marker,
.responsible-use summary::-webkit-details-marker {
  display: none;
}

.result-section summary::after,
.responsible-use summary::after {
  margin-left: auto;
  color: var(--terracotta);
  content: "＋";
  font-size: 1.4rem;
}

.result-section[open] summary::after,
.responsible-use[open] summary::after {
  content: "−";
}

.result-section summary span:first-child {
  display: grid;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  color: white;
  background: var(--teal-deep);
  font: 700 0.85rem/1 var(--serif);
  place-items: center;
}

.result-body {
  padding: 0 22px 24px;
}

.number-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.number-card {
  position: relative;
  min-height: 360px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background:
    linear-gradient(140deg, rgba(255, 255, 255, 0.8), rgba(238, 229, 214, 0.36));
}

.number-card.primary {
  color: #fbf7ef;
  background: var(--teal-deep);
}

.number-card-heading {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  justify-content: space-between;
}

.number-card h4 {
  margin: 0 0 5px;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.meaning-title {
  font: 700 1.12rem/1.25 var(--serif);
}

.number-value {
  flex: 0 0 auto;
  color: var(--terracotta);
  font: 700 clamp(2.2rem, 4vw, 3.7rem)/1 var(--serif);
}

.number-card.primary .number-value {
  color: #efca7e;
}

.number-card p {
  color: var(--ink-soft);
  font-size: 0.78rem;
  line-height: 1.55;
}

.number-card.primary p,
.number-card.primary li {
  color: rgba(255, 255, 255, 0.76);
}

.position-meaning {
  min-height: 3.1em;
  margin: 13px 0 10px;
  font-weight: 650;
}

.meaning-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}

.meaning-keywords span {
  padding: 3px 8px;
  border-radius: 999px;
  color: var(--teal-deep);
  background: rgba(23, 108, 112, 0.1);
  font-size: 0.68rem;
  font-weight: 800;
}

.number-card.primary .meaning-keywords span {
  color: #f8e1ab;
  background: rgba(255, 255, 255, 0.1);
}

.meaning-summary {
  min-height: 4.7em;
  margin: 0 0 14px;
}

.meaning-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 12px;
}

.meaning-block {
  padding: 10px;
  border-radius: 10px;
  background: rgba(23, 108, 112, 0.065);
}

.meaning-block.watchout {
  background: rgba(189, 97, 73, 0.065);
}

.number-card.primary .meaning-block {
  background: rgba(255, 255, 255, 0.075);
}

.meaning-block > strong {
  display: block;
  margin-bottom: 5px;
  color: var(--teal-deep);
  font-size: 0.7rem;
}

.meaning-block.watchout > strong {
  color: var(--terracotta);
}

.number-card.primary .meaning-block > strong {
  color: #efca7e;
}

.meaning-block ul {
  margin: 0;
  padding-left: 1.1em;
  color: var(--ink-soft);
  font-size: 0.7rem;
  line-height: 1.5;
}

.meaning-action {
  margin: 0;
  padding: 10px 11px;
  border-left: 3px solid var(--terracotta);
  border-radius: 0 9px 9px 0;
  background: rgba(189, 97, 73, 0.07);
}

.meaning-action strong {
  display: block;
  color: var(--terracotta);
}

.number-card.primary .meaning-action {
  border-color: #efca7e;
  background: rgba(255, 255, 255, 0.08);
}

.number-card.primary .meaning-action strong {
  color: #efca7e;
}

.reflection-question {
  margin: 12px 0 0;
  font-style: italic;
}

.variant-callout,
.name-warning,
.grid-note {
  margin-top: 14px;
  padding: 13px 15px;
  border-left: 3px solid var(--gold);
  border-radius: 0 10px 10px 0;
  color: var(--ink-soft);
  background: rgba(182, 138, 52, 0.09);
  font-size: 0.8rem;
}

.cycle-grid,
.timeline-grid,
.extended-grid,
.plane-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.plane-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.cycle-item,
.timeline-item,
.extended-item,
.plane-item {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(246, 241, 231, 0.42);
}

.cycle-item strong,
.timeline-item strong,
.extended-item strong,
.plane-item strong {
  display: block;
  margin-top: 5px;
  color: var(--teal-deep);
  font: 700 1.55rem/1.1 var(--serif);
}

.cycle-item small,
.timeline-item small,
.extended-item small,
.plane-item small {
  color: var(--ink-soft);
}

.cycle-item p,
.timeline-item p {
  margin: 10px 0 0;
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 700;
}

.cycle-item span,
.timeline-item span,
.extended-item span,
.plane-item span {
  display: block;
  margin-top: 5px;
  color: var(--ink-soft);
  font-size: 0.72rem;
}

.timeline-item em {
  display: block;
  margin-top: 10px;
  padding-top: 9px;
  border-top: 1px solid var(--line);
  color: var(--terracotta);
  font-size: 0.72rem;
  font-style: normal;
  font-weight: 700;
}

.extended-item {
  min-height: 140px;
}

.extended-item strong {
  overflow-wrap: anywhere;
}

.extended-reading-intro,
.grid-reading-intro {
  padding: 20px;
  border: 1px solid rgba(23, 108, 112, 0.22);
  border-radius: 16px;
  background: rgba(23, 108, 112, 0.06);
}

.extended-reading-intro small,
.grid-reading-intro small {
  display: block;
  margin-top: 11px;
  color: var(--teal);
  font-weight: 850;
  letter-spacing: 0.08em;
}

.extended-reading-intro h3,
.grid-reading-intro h3 {
  margin: 5px 0 8px;
  color: var(--teal-deep);
  font-size: clamp(1.25rem, 2.6vw, 1.75rem);
}

.extended-reading-intro p,
.grid-reading-intro p,
.extended-explainer {
  margin: 0;
  color: var(--ink-soft);
}

.extended-subheading {
  margin: 28px 0 8px;
  font-size: clamp(1.25rem, 2.4vw, 1.6rem);
}

.extended-priority-grid,
.grid-priority-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.extended-priority-card,
.grid-priority-card {
  padding: 17px;
  border: 1px solid rgba(189, 97, 73, 0.22);
  border-radius: 15px;
  background: rgba(189, 97, 73, 0.055);
}

.extended-priority-card small,
.grid-priority-card small,
.name-detail-item small {
  color: var(--terracotta);
  font-weight: 850;
}

.extended-priority-card strong,
.grid-priority-card strong,
.name-detail-item strong {
  display: block;
  margin-top: 5px;
  overflow-wrap: anywhere;
  color: var(--teal-deep);
  font: 700 1.18rem/1.35 var(--serif);
}

.extended-priority-card p,
.grid-priority-card p,
.name-detail-item p,
.readable-plane p {
  margin: 10px 0 0;
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.extended-priority-card em,
.grid-priority-card em,
.name-detail-item em,
.readable-plane em {
  display: block;
  margin-top: 11px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  color: var(--terracotta);
  font-size: 0.76rem;
  font-style: normal;
  line-height: 1.55;
}

.name-detail-groups {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.name-detail-group {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.48);
}

.name-detail-group > header {
  padding: 15px 17px;
  border-bottom: 1px solid var(--line);
  background: rgba(246, 241, 231, 0.72);
}

.name-detail-group h4,
.name-detail-group header p {
  margin: 0;
}

.name-detail-group header p {
  margin-top: 4px;
  color: var(--ink-soft);
  font-size: 0.77rem;
}

.name-detail-item {
  display: grid;
  grid-template-columns: minmax(145px, 0.6fr) minmax(0, 1.4fr);
  gap: 18px;
  padding: 15px 17px;
}

.name-detail-item + .name-detail-item {
  border-top: 1px solid var(--line);
}

.readable-planes {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 16px;
}

.readable-plane {
  min-height: 240px;
}

.readable-plane strong {
  font-size: 1.18rem;
  line-height: 1.35;
}

.readable-plane span {
  margin-top: 10px;
  font-size: 0.77rem;
  line-height: 1.55;
}

.grid-layout {
  display: grid;
  grid-template-columns: repeat(3, minmax(70px, 1fr));
  gap: 8px;
  max-width: 520px;
  margin: 18px auto;
}

.grid-cell {
  position: relative;
  display: grid;
  aspect-ratio: 1;
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.72);
  place-items: center;
}

.grid-cell.missing {
  border-style: dashed;
  color: rgba(21, 44, 51, 0.38);
  background: transparent;
}

.grid-number {
  font: 700 clamp(1.8rem, 4vw, 3.1rem)/1 var(--serif);
}

.grid-count {
  position: absolute;
  right: 8px;
  bottom: 7px;
  min-width: 24px;
  height: 24px;
  padding-inline: 6px;
  border-radius: 999px;
  color: white;
  background: var(--terracotta);
  font-size: 0.72rem;
  font-weight: 800;
  line-height: 24px;
  text-align: center;
}

.grid-details {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.grid-details span {
  padding: 5px 9px;
  border-radius: 8px;
  color: var(--ink-soft);
  background: var(--paper-deep);
  font-size: 0.72rem;
}

.grid-meaning-heading {
  margin: 24px 0 6px;
  font: 650 1.2rem/1.3 var(--serif);
}

.grid-meaning-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.grid-meaning-item {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 253, 248, 0.65);
}

.grid-meaning-item strong {
  color: var(--teal-deep);
  font-size: 0.78rem;
}

.grid-meaning-item p,
.grid-complete,
.grid-repeated {
  margin: 5px 0 0;
  color: var(--ink-soft);
  font-size: 0.73rem;
}

.grid-meaning-item em {
  display: block;
  margin-top: 9px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
  color: var(--terracotta);
  font-size: 0.72rem;
  font-style: normal;
  line-height: 1.5;
}

.grid-meaning-item.repeated {
  background: rgba(23, 108, 112, 0.045);
}

.grid-repeated {
  margin-top: 12px;
  padding: 11px 13px;
  border-radius: 10px;
  background: rgba(23, 108, 112, 0.07);
}

.comparison {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(480px, 1.2fr);
  gap: clamp(32px, 7vw, 100px);
  padding-block: clamp(80px, 10vw, 150px);
  border-top: 1px solid var(--line);
}

.comparison-copy {
  align-self: center;
}

.comparison-copy > p {
  color: var(--ink-soft);
}

.boundary-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  list-style: none;
}

.boundary-list li {
  padding: 6px 10px;
  border: 1px solid rgba(189, 97, 73, 0.26);
  border-radius: 999px;
  color: var(--terracotta);
  font-size: 0.74rem;
  font-weight: 800;
}

.comparison-tool {
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface-solid);
  box-shadow: var(--shadow);
}

.comparison-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.comparison-fields > div {
  min-width: 0;
}

.comparison-fields h3 {
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  font: 650 1.25rem/1.3 var(--serif);
}

.comparison-fields p {
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.consent-row {
  margin: 18px 0;
  padding: 12px;
  border-radius: 12px;
  background: rgba(23, 108, 112, 0.07);
  font-size: 0.82rem;
}

.comparison-table {
  width: 100%;
  margin-top: 24px;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.comparison-table th,
.comparison-table td {
  padding: 12px 8px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.relation-badge.same {
  color: var(--teal-deep);
  background: rgba(23, 108, 112, 0.12);
}

.relation-badge.different {
  color: var(--terracotta);
  background: rgba(189, 97, 73, 0.11);
}

.comparison-boundary {
  margin: 16px 0 0;
  color: var(--ink-soft);
  font-size: 0.75rem;
}

.method-library,
.evidence {
  padding-block: clamp(80px, 10vw, 150px);
  border-top: 1px solid var(--line);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(300px, 0.6fr);
  gap: 60px;
  align-items: end;
  margin-bottom: 40px;
}

.section-heading h2 {
  margin-bottom: 0;
}

.section-heading > p {
  margin-bottom: 8px;
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.method-card {
  min-height: 220px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 253, 248, 0.65);
  transition:
    transform 180ms ease,
    box-shadow 180ms ease;
}

.method-card:hover {
  box-shadow: 0 14px 36px rgba(36, 55, 54, 0.09);
  transform: translateY(-3px);
}

.method-card .method-chip {
  margin-bottom: 24px;
}

.method-card h3 {
  font: 650 1.3rem/1.3 var(--serif);
}

.method-card p {
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.evidence {
  width: 100%;
  max-width: none;
  padding-inline: clamp(32px, 7vw, 112px);
  color: #f6f1e7;
  background:
    radial-gradient(circle at 85% 12%, rgba(182, 138, 52, 0.14), transparent 30rem),
    var(--ink);
}

.evidence .section-heading,
.evidence-grid,
.source-section,
.responsible-use {
  width: min(1328px, 100%);
  margin-inline: auto;
}

.evidence .section-kicker {
  color: #efca7e;
}

.evidence .section-heading > p {
  color: rgba(255, 255, 255, 0.68);
}

.evidence-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.evidence-card {
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.055);
}

.evidence-chip {
  margin-bottom: 24px;
  color: #efca7e;
  background: rgba(239, 202, 126, 0.12);
}

.evidence-card h3 {
  font: 650 1.2rem/1.3 var(--serif);
}

.evidence-card p {
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.82rem;
}

.source-section {
  display: grid;
  grid-template-columns: minmax(220px, 0.45fr) minmax(0, 1.55fr);
  gap: 50px;
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.13);
}

.source-section h3 {
  font: 650 1.8rem/1.2 var(--serif);
}

.source-section > div:first-child p {
  color: rgba(255, 255, 255, 0.62);
}

.source-list {
  display: grid;
  gap: 8px;
}

.source-item {
  display: grid;
  grid-template-columns: minmax(110px, 0.35fr) minmax(0, 1.65fr) auto;
  gap: 18px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.source-category {
  justify-self: start;
  color: rgba(255, 255, 255, 0.72);
  background: rgba(255, 255, 255, 0.09);
}

.source-item strong,
.source-item small {
  display: block;
}

.source-item strong {
  font-size: 0.88rem;
}

.source-item small {
  margin-top: 3px;
  color: rgba(255, 255, 255, 0.54);
  font-size: 0.72rem;
}

.source-item a {
  color: #efca7e;
  font-size: 0.76rem;
  font-weight: 800;
  text-underline-offset: 4px;
}

.responsible-use {
  margin-top: 48px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
}

.responsible-use > div {
  padding: 0 24px 22px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.86rem;
}

.responsible-use li + li {
  margin-top: 8px;
}

footer {
  display: flex;
  gap: 20px;
  justify-content: space-between;
  padding: 24px clamp(24px, 6vw, 90px);
  color: rgba(255, 255, 255, 0.62);
  background: #0c2026;
  font-size: 0.72rem;
}

footer p {
  margin: 0;
}

footer a {
  color: #efca7e;
}

@media (min-width: 1024px) and (max-width: 1280px) {
  .site-header {
    padding-inline: 26px;
  }

  .section-shell {
    width: min(1180px, calc(100% - 48px));
  }

  .hero {
    grid-template-columns: minmax(0, 1.3fr) 340px;
  }

  .number-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .method-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .site-header nav {
    display: none;
  }

  .hero,
  .workbench,
  .comparison,
  .section-heading,
  .source-section,
  .overview-heading,
  .growth-heading {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-aside {
    max-width: 600px;
  }

  .control-panel {
    position: static;
  }

  .comparison-tool {
    max-width: 720px;
  }

  .evidence-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .site-header {
    min-height: 66px;
    padding-inline: 16px;
  }

  .print-button {
    display: none;
  }

  .section-shell {
    width: min(100% - 28px, 680px);
  }

  .hero {
    padding-block: 60px 70px;
  }

  h1 {
    font-size: clamp(2.65rem, 14vw, 4.5rem);
  }

  h2 {
    font-size: clamp(2rem, 10vw, 3rem);
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .text-link {
    padding-left: 4px;
  }

  .hero-aside,
  .control-panel,
  .comparison-tool {
    padding: 22px;
    border-radius: 22px;
  }

  .research-stats,
  .number-grid,
  .cycle-grid,
  .timeline-grid,
  .extended-grid,
  .extended-priority-grid,
  .grid-priority-grid,
  .plane-grid,
  .overview-grid,
  .growth-grid,
  .action-panel,
  .grid-meaning-list,
  .comparison-fields,
  .method-grid,
  .evidence-grid {
    grid-template-columns: 1fr;
  }

  .name-detail-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .readable-plane {
    min-height: 0;
  }

  .number-card {
    min-height: 0;
  }

  .reading-overview {
    padding: 20px;
    border-radius: 22px;
  }

  .overview-card.wide {
    grid-column: auto;
  }

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

  .position-meaning,
  .meaning-summary {
    min-height: 0;
  }

  .result-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .result-section summary {
    padding-inline: 16px;
  }

  .result-body {
    padding-inline: 16px;
  }

  .grid-layout {
    grid-template-columns: repeat(3, minmax(58px, 1fr));
  }

  .source-item {
    grid-template-columns: 1fr auto;
  }

  .source-item .source-category {
    grid-column: 1 / -1;
  }

  footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media print {
  :root {
    --paper: white;
    --surface: white;
    --surface-solid: white;
  }

  body {
    background: white;
  }

  body::before,
  .site-header,
  .hero,
  .boundary-strip,
  .control-panel,
  .comparison,
  .method-library,
  footer,
  .print-button {
    display: none !important;
  }

  .workbench,
  .evidence {
    display: block;
    width: 100%;
    padding: 0;
    color: black;
    background: white;
  }

  .result-panel {
    min-height: 0;
  }

  .result-section {
    break-inside: avoid;
    box-shadow: none;
  }

  .result-section,
  .result-section[open] {
    display: block;
  }

  .evidence .section-heading,
  .evidence-grid,
  .source-section,
  .responsible-use {
    display: none;
  }
}