:root {
  --ink: #142321;
  --ink-soft: #455c58;
  --ink-muted: #667874;
  --forest-950: #0b2925;
  --forest-900: #10332e;
  --forest-800: #17443d;
  --forest-700: #216156;
  --forest-100: #dcebe6;
  --forest-50: #edf5f2;
  --paper: #f5f1e8;
  --paper-soft: #fbf9f4;
  --white: #ffffff;
  --line: #d7ddd7;
  --line-dark: #b9c8c2;
  --accent: #dd6b35;
  --accent-dark: #a53d1d;
  --accent-soft: #f8e3d6;
  --amber: #ad6a06;
  --amber-soft: #f7e8c8;
  --red: #aa332c;
  --red-soft: #f5deda;
  --blue: #255e85;
  --blue-soft: #dcebf4;
  --shadow: 0 18px 48px rgba(12, 41, 37, 0.09);
  --shadow-small: 0 8px 24px rgba(12, 41, 37, 0.07);
  --radius-large: 24px;
  --radius-medium: 16px;
  --radius-small: 10px;
  --content-width: 1380px;
  --font-sans: "Avenir Next", Avenir, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  min-width: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  scroll-behavior: smooth;
}

body {
  min-width: 0;
  margin: 0;
  overflow-x: hidden;
  background:
    linear-gradient(rgba(16, 51, 46, 0.026) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 51, 46, 0.026) 1px, transparent 1px),
    var(--paper);
  background-size: 32px 32px;
  font-size: 15px;
  line-height: 1.55;
}

button,
input,
select {
  font: inherit;
}

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

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid #f0a77e;
  outline-offset: 3px;
}

[hidden] {
  display: none !important;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  transform: translateY(-160%);
  border-radius: 8px;
  background: var(--white);
  color: var(--forest-950);
  padding: 10px 14px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: var(--shadow-small);
}

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

.product-header {
  position: relative;
  overflow: hidden;
  background: var(--forest-950);
  color: var(--white);
}

.product-header::before,
.product-header::after {
  position: absolute;
  content: "";
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  pointer-events: none;
}

.product-header::before {
  width: 420px;
  height: 420px;
  top: -300px;
  right: 6%;
}

.product-header::after {
  width: 260px;
  height: 260px;
  top: -190px;
  right: 13%;
}

.header-grid {
  position: relative;
  z-index: 1;
  width: min(calc(100% - 48px), var(--content-width));
  margin: 0 auto;
  padding: 28px 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.brand-block {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 18px;
}

.brand-mark {
  position: relative;
  flex: 0 0 52px;
  width: 52px;
  height: 52px;
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 15px;
  transform: rotate(45deg);
}

.brand-mark::before,
.brand-mark::after,
.brand-mark-core {
  position: absolute;
  content: "";
  background: var(--accent);
}

.brand-mark::before {
  width: 4px;
  height: 24px;
  left: 23px;
  top: 13px;
}

.brand-mark::after {
  width: 24px;
  height: 4px;
  left: 13px;
  top: 23px;
}

.brand-mark-core {
  width: 8px;
  height: 8px;
  left: 21px;
  top: 21px;
  border-radius: 50%;
  background: var(--paper);
}

.eyebrow,
.section-kicker,
.field-label,
.environment-label {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  line-height: 1.35;
  text-transform: uppercase;
}

.product-header .eyebrow {
  margin-bottom: 7px;
  color: #abc6bd;
}

.product-header h1 {
  margin: 0;
  max-width: 860px;
  font-size: clamp(1.22rem, 2.3vw, 2rem);
  font-weight: 650;
  letter-spacing: -0.03em;
  line-height: 1.16;
}

.institution {
  margin: 6px 0 0;
  color: #dce8e4;
  font-size: 0.9rem;
}

.environment-block {
  flex: 0 0 auto;
  min-width: 166px;
  border-left: 1px solid rgba(255, 255, 255, 0.16);
  padding-left: 22px;
}

.environment-label {
  display: block;
  margin-bottom: 7px;
  color: #91b2a8;
}

.mode-chip,
.risk-badge,
.status-chip,
.quality-chip,
.kind-chip {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.035em;
  line-height: 1.2;
}

.mode-chip {
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--white);
  padding: 7px 10px;
}

.mode-chip::before {
  width: 7px;
  height: 7px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--accent);
  content: "";
}

.prototype-notice {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 11px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.045);
  padding: 10px max(24px, calc((100% - var(--content-width)) / 2));
}

.prototype-notice p {
  margin: 0;
  color: #dbe8e4;
  font-size: 0.78rem;
}

.notice-mark {
  flex: 0 0 9px;
  width: 9px;
  height: 9px;
  border: 2px solid var(--accent);
  border-radius: 50%;
}

.view-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(251, 249, 244, 0.96);
  backdrop-filter: blur(16px);
}

.tab-list {
  width: min(calc(100% - 48px), var(--content-width));
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.tab-button {
  position: relative;
  min-width: 0;
  min-height: 68px;
  border: 0;
  border-right: 1px solid var(--line);
  background: transparent;
  color: var(--ink-soft);
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 11px;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 720;
  line-height: 1.25;
  text-align: left;
}

.tab-button:first-child {
  border-left: 1px solid var(--line);
}

.tab-button::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 3px;
  background: transparent;
  content: "";
}

.tab-button:hover {
  background: var(--forest-50);
  color: var(--forest-800);
}

.tab-button.is-active {
  background: var(--white);
  color: var(--forest-950);
}

.tab-button.is-active::after {
  background: var(--accent);
}

.tab-index {
  color: var(--accent-dark);
  font-family: var(--font-mono);
  font-size: 0.67rem;
}

.main-shell {
  width: min(calc(100% - 48px), var(--content-width));
  min-width: 0;
  margin: 0 auto;
  padding: 48px 0 80px;
}

.view-panel {
  min-width: 0;
}

.section-heading {
  margin-bottom: 28px;
}

.section-heading h2 {
  margin: 5px 0 6px;
  color: var(--forest-950);
  font-size: clamp(1.75rem, 4vw, 2.65rem);
  font-weight: 630;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.section-heading > p:last-child,
.section-heading > div > p:last-child {
  max-width: 760px;
  margin: 0;
  color: var(--ink-soft);
}

.heading-with-action {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
}

.button {
  min-height: 42px;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 9px 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 800;
  line-height: 1.25;
  text-align: center;
  text-decoration: none;
  transition: background-color 150ms ease, border-color 150ms ease, transform 150ms ease;
}

.button:hover:not(:disabled) {
  transform: translateY(-1px);
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.button-secondary {
  border-color: var(--line-dark);
  background: var(--paper-soft);
  color: var(--forest-800);
}

.button-secondary:hover:not(:disabled) {
  border-color: var(--forest-700);
  background: var(--forest-50);
}

.button-primary {
  width: 100%;
  min-height: 50px;
  background: var(--accent);
  color: var(--white);
}

.button-primary:hover:not(:disabled) {
  background: var(--accent-dark);
}

.button-signal {
  position: relative;
  width: 14px;
  height: 14px;
  border: 1px solid currentColor;
  border-radius: 50%;
}

.button-signal::after {
  position: absolute;
  width: 4px;
  height: 4px;
  top: 4px;
  left: 4px;
  border-radius: 50%;
  background: currentColor;
  content: "";
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.degraded-message,
.shadow-explainer {
  min-width: 0;
  margin-bottom: 22px;
  border: 1px solid var(--red-soft);
  border-radius: var(--radius-medium);
  background: #fff8f6;
  padding: 15px 17px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.degraded-message h3 {
  margin: 0 0 3px;
  color: var(--red);
  font-size: 0.92rem;
}

.degraded-message p,
.shadow-explainer p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.83rem;
}

.degraded-mark,
.shadow-mark {
  position: relative;
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  border: 2px solid var(--red);
  border-radius: 50%;
}

.degraded-mark::after,
.shadow-mark::after {
  position: absolute;
  width: 2px;
  height: 7px;
  top: 3px;
  left: 6px;
  background: currentColor;
  box-shadow: 0 9px 0 -0.2px currentColor;
  content: "";
}

.shadow-explainer {
  border-color: var(--amber-soft);
  background: #fffaf0;
}

.shadow-mark {
  border-color: var(--amber);
  color: var(--amber);
}

code {
  border-radius: 4px;
  background: rgba(16, 51, 46, 0.08);
  padding: 2px 5px;
  font-family: var(--font-mono);
  font-size: 0.88em;
  overflow-wrap: anywhere;
}

.overall-card {
  position: relative;
  min-width: 0;
  margin-bottom: 18px;
  overflow: hidden;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-large);
  background: var(--white);
  padding: 26px;
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr);
  gap: 22px;
  box-shadow: var(--shadow);
}

.overall-card::after {
  position: absolute;
  width: 170px;
  height: 170px;
  top: -108px;
  right: -60px;
  border: 1px solid currentColor;
  border-radius: 50%;
  opacity: 0.07;
  content: "";
}

.overall-signal {
  position: relative;
  width: 70px;
  height: 70px;
  border: 1px solid var(--line-dark);
  border-radius: 50%;
  display: grid;
  place-items: center;
}

.overall-signal::before,
.overall-signal::after {
  position: absolute;
  border: 1px solid currentColor;
  border-radius: 50%;
  content: "";
  opacity: 0.25;
}

.overall-signal::before {
  width: 46px;
  height: 46px;
}

.overall-signal::after {
  width: 24px;
  height: 24px;
}

.overall-signal span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
}

.overall-copy {
  min-width: 0;
}

.overall-title-row {
  margin: 3px 0 7px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.overall-title-row h3 {
  margin: 0;
  color: var(--forest-950);
  font-size: clamp(1.35rem, 3vw, 2rem);
  font-weight: 650;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.overall-copy > p:last-child {
  margin: 0;
  color: var(--ink-soft);
}

.risk-badge {
  border: 1px solid var(--line-dark);
  background: var(--paper-soft);
  color: var(--ink-soft);
  padding: 6px 9px;
}

.overall-card[data-level="critical"],
.overall-card[data-level="high"],
.overall-card[data-level="red"],
.hazard-card[data-level="critical"],
.hazard-card[data-level="high"],
.hazard-card[data-level="red"] {
  border-color: #d9a5a0;
  color: var(--red);
}

.overall-card[data-level="orange"],
.hazard-card[data-level="orange"] {
  border-color: #e6ae8d;
  color: var(--accent-dark);
}

.overall-card[data-level="moderate"],
.overall-card[data-level="medium"],
.overall-card[data-level="watch"],
.overall-card[data-level="yellow"],
.hazard-card[data-level="moderate"],
.hazard-card[data-level="medium"],
.hazard-card[data-level="watch"],
.hazard-card[data-level="yellow"] {
  border-color: #ddc08b;
  color: var(--amber);
}

.overall-card[data-level="low"],
.overall-card[data-level="normal"],
.overall-card[data-level="green"],
.hazard-card[data-level="low"],
.hazard-card[data-level="normal"],
.hazard-card[data-level="green"] {
  border-color: #a8cabe;
  color: var(--forest-700);
}

.overall-card[data-level="blue"],
.hazard-card[data-level="blue"] {
  border-color: #9ec5dc;
  color: var(--blue);
}

.overall-card[data-level="unknown"],
.overall-card[data-level="unavailable"],
.hazard-card[data-level="unknown"],
.hazard-card[data-level="unavailable"] {
  color: var(--ink-muted);
}

.risk-badge[data-level="critical"],
.risk-badge[data-level="high"],
.risk-badge[data-level="red"],
.status-chip.is-negative {
  border-color: #e5b5af;
  background: var(--red-soft);
  color: var(--red);
}

.risk-badge[data-level="orange"],
.status-chip.is-orange {
  border-color: #ecc09f;
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.risk-badge[data-level="moderate"],
.risk-badge[data-level="medium"],
.risk-badge[data-level="watch"],
.risk-badge[data-level="yellow"],
.status-chip.is-warning {
  border-color: #e4ca97;
  background: var(--amber-soft);
  color: #7f4c00;
}

.risk-badge[data-level="low"],
.risk-badge[data-level="normal"],
.risk-badge[data-level="green"],
.status-chip.is-positive {
  border-color: #b5d7cc;
  background: var(--forest-100);
  color: var(--forest-800);
}

.risk-badge[data-level="blue"],
.status-chip.is-blue {
  border-color: #b7d4e5;
  background: var(--blue-soft);
  color: var(--blue);
}

.risk-badge[data-level="unknown"],
.risk-badge[data-level="unavailable"],
.status-chip.is-neutral {
  border-color: var(--line);
  background: #f0f2ef;
  color: var(--ink-soft);
}

.metadata-grid {
  margin-bottom: 36px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.metadata-card,
.metric-card {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-medium);
  background: rgba(255, 255, 255, 0.72);
  padding: 16px 18px;
}

.metadata-value,
.metric-value {
  margin: 7px 0 3px;
  color: var(--forest-950);
  font-size: 1.02rem;
  font-weight: 730;
  overflow-wrap: anywhere;
}

.metadata-note {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.74rem;
}

.content-block {
  min-width: 0;
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-large);
  background: rgba(255, 255, 255, 0.76);
  padding: 22px;
  box-shadow: var(--shadow-small);
}

.block-heading {
  margin-bottom: 17px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
}

.block-heading h3,
.form-heading h3,
.simulation-result h3 {
  margin: 4px 0 0;
  color: var(--forest-950);
  font-size: 1.15rem;
  font-weight: 670;
  letter-spacing: -0.02em;
}

.legend-text,
.record-count {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.74rem;
}

.legend-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 7px;
  border-radius: 50%;
  background: var(--accent);
}

.hazard-grid {
  min-width: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.hazard-card {
  position: relative;
  min-width: 0;
  min-height: 174px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: var(--white);
  padding: 16px;
  display: flex;
  flex-direction: column;
}

.hazard-card::after {
  position: absolute;
  width: 48px;
  height: 48px;
  right: -19px;
  bottom: -19px;
  border: 1px solid currentColor;
  border-radius: 50%;
  opacity: 0.15;
  content: "";
}

.hazard-index {
  margin-bottom: 19px;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 0.65rem;
}

.hazard-card h4 {
  margin: 0 0 7px;
  color: var(--forest-950);
  font-size: 0.94rem;
  line-height: 1.25;
}

.hazard-summary {
  margin: 0 0 14px;
  color: var(--ink-soft);
  font-size: 0.76rem;
  line-height: 1.45;
}

.hazard-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.status-chip,
.quality-chip,
.kind-chip {
  border: 1px solid var(--line);
  background: var(--paper-soft);
  color: var(--ink-soft);
  padding: 5px 7px;
  overflow-wrap: anywhere;
}

.simulation-only {
  border-color: #c6d6e0;
  background: var(--blue-soft);
  color: var(--blue);
}

.two-column-grid {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
  gap: 18px;
}

.source-list,
.algorithm-list {
  min-width: 0;
  display: grid;
  gap: 9px;
}

.source-item,
.algorithm-item {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--white);
  padding: 13px 14px;
}

.source-item-header,
.algorithm-item-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.source-item h4,
.algorithm-item h4 {
  min-width: 0;
  margin: 0;
  color: var(--forest-950);
  font-size: 0.84rem;
  overflow-wrap: anywhere;
}

.source-meta,
.algorithm-meta {
  margin: 8px 0 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px 12px;
}

.source-meta div,
.algorithm-meta div {
  min-width: 0;
}

.source-meta dt,
.algorithm-meta dt,
.earthquake-grid dt,
.result-grid dt {
  color: var(--ink-muted);
  font-size: 0.63rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.source-meta dd,
.algorithm-meta dd,
.earthquake-grid dd,
.result-grid dd {
  margin: 2px 0 0;
  color: var(--ink);
  font-size: 0.77rem;
  overflow-wrap: anywhere;
}

.empty-state {
  margin: 0;
  border: 1px dashed var(--line-dark);
  border-radius: 12px;
  color: var(--ink-muted);
  padding: 19px;
  font-size: 0.82rem;
  text-align: center;
}

.earthquake-card {
  min-width: 0;
}

.earthquake-grid,
.result-grid {
  min-width: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.earthquake-grid > div,
.result-grid > div {
  min-width: 0;
  border-left: 2px solid var(--forest-100);
  padding-left: 10px;
}

.counter-grid {
  min-width: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 9px;
}

.counter-item {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--white);
  padding: 13px;
}

.counter-item p {
  margin: 0;
  overflow-wrap: anywhere;
}

.counter-item .counter-label {
  color: var(--ink-muted);
  font-size: 0.68rem;
}

.counter-item .counter-value {
  margin-top: 5px;
  color: var(--forest-950);
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 760;
}

.table-shell {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-medium);
  background: var(--white);
  box-shadow: var(--shadow-small);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

.data-table th,
.data-table td {
  min-width: 0;
  border-bottom: 1px solid var(--line);
  padding: 13px 12px;
  vertical-align: top;
  overflow-wrap: anywhere;
  text-align: left;
}

.data-table th {
  background: var(--forest-50);
  color: var(--ink-muted);
  font-size: 0.64rem;
  font-weight: 850;
  letter-spacing: 0.055em;
  text-transform: uppercase;
}

.data-table td {
  color: var(--ink-soft);
  font-size: 0.76rem;
}

.data-table tbody tr:last-child td {
  border-bottom: 0;
}

.data-table tbody tr:hover:not(.table-empty-row) {
  background: #fdfcf9;
}

.table-empty-row td {
  padding: 30px 18px;
  color: var(--ink-muted);
  text-align: center;
}

#history-count {
  margin-top: 12px;
  text-align: right;
}

.simulation-layout {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  align-items: start;
  gap: 18px;
}

.simulation-form,
.simulation-result {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-large);
  background: rgba(255, 255, 255, 0.8);
  padding: 24px;
  box-shadow: var(--shadow-small);
}

.simulation-result {
  position: sticky;
  top: 94px;
}

.form-heading {
  margin-bottom: 22px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.form-heading p {
  margin: 5px 0 0;
  color: var(--ink-muted);
  font-size: 0.77rem;
}

.form-step {
  flex: 0 0 40px;
  width: 40px;
  height: 40px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  color: var(--accent-dark);
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 800;
}

.form-grid {
  min-width: 0;
  margin-bottom: 22px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.form-field {
  min-width: 0;
}

.form-field > label,
.range-label-row label {
  display: block;
  margin-bottom: 6px;
  color: var(--ink-soft);
  font-size: 0.76rem;
  font-weight: 760;
}

select {
  width: 100%;
  min-width: 0;
  min-height: 45px;
  border: 1px solid var(--line-dark);
  border-radius: 10px;
  background: var(--white);
  color: var(--ink);
  padding: 8px 34px 8px 11px;
}

select:hover {
  border-color: var(--forest-700);
}

.range-field {
  grid-column: 1 / -1;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--paper-soft);
  padding: 13px;
}

.range-label-row,
.range-limits {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.range-label-row label {
  margin: 0;
}

.range-label-row output {
  border-radius: 999px;
  background: var(--forest-100);
  color: var(--forest-800);
  padding: 4px 8px;
  font-size: 0.68rem;
  font-weight: 800;
}

input[type="range"] {
  width: 100%;
  margin: 12px 0 5px;
  accent-color: var(--accent);
}

.range-limits {
  color: var(--ink-muted);
  font-size: 0.65rem;
}

.form-status {
  min-height: 1.2em;
  margin: 9px 0 0;
  color: var(--ink-muted);
  font-size: 0.75rem;
  text-align: center;
}

.form-status.is-error {
  color: var(--red);
}

.result-heading {
  margin-bottom: 18px;
}

.result-body {
  min-width: 0;
}

.result-summary {
  margin: 0 0 15px;
  border-left: 3px solid var(--accent);
  color: var(--ink-soft);
  padding-left: 12px;
}

.raw-details {
  margin-top: 16px;
  border-top: 1px solid var(--line);
  padding-top: 13px;
}

.raw-details summary {
  cursor: pointer;
  color: var(--forest-700);
  font-size: 0.74rem;
  font-weight: 800;
}

.raw-details pre {
  max-width: 100%;
  overflow: auto;
  border-radius: 10px;
  background: var(--forest-950);
  color: #e5efec;
  padding: 13px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.closed-loop {
  min-width: 0;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  list-style: none;
}

.closed-loop li {
  position: relative;
  min-width: 0;
  min-height: 72px;
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
  border-left: 1px solid var(--line-dark);
  background: rgba(255, 255, 255, 0.72);
  color: var(--ink-soft);
  padding: 12px 9px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 5px;
  font-size: 0.69rem;
  font-weight: 720;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.closed-loop li:first-child {
  border-radius: 12px 0 0 12px;
}

.closed-loop li:last-child {
  border-right: 1px solid var(--line-dark);
  border-radius: 0 12px 12px 0;
}

.closed-loop li::after {
  position: absolute;
  z-index: 2;
  width: 7px;
  height: 7px;
  right: -4px;
  top: 31px;
  border-top: 1px solid var(--accent);
  border-right: 1px solid var(--accent);
  background: var(--white);
  transform: rotate(45deg);
  content: "";
}

.closed-loop li:last-child::after {
  display: none;
}

.closed-loop span {
  color: var(--accent-dark);
  font-family: var(--font-mono);
  font-size: 0.59rem;
}

.research-metrics {
  min-width: 0;
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 9px;
}

.metric-card {
  min-height: 104px;
}

.metric-card-wide {
  grid-column: span 2;
}

.metric-text {
  font-size: 0.78rem;
  font-weight: 670;
  line-height: 1.4;
}

.research-overview {
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
}

.boundary-list {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  list-style: none;
}

.boundary-list li {
  position: relative;
  border-left: 2px solid var(--accent);
  color: var(--ink-soft);
  padding: 7px 0 7px 12px;
  font-size: 0.8rem;
}

.research-log-block {
  margin-top: 18px;
}

.pagination {
  margin-top: 16px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.pagination span {
  color: var(--ink-muted);
  font-size: 0.75rem;
}

.product-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  background: var(--forest-950);
  color: #cadbd6;
  padding: 25px max(24px, calc((100% - var(--content-width)) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-size: 0.72rem;
}

.product-footer p {
  margin: 0;
}

@media (max-width: 1120px) {
  .hazard-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .counter-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .header-grid,
  .tab-list,
  .main-shell {
    width: min(calc(100% - 32px), var(--content-width));
  }

  .tab-button {
    padding-right: 10px;
    padding-left: 10px;
    font-size: 0.75rem;
  }

  .two-column-grid,
  .simulation-layout,
  .research-overview {
    grid-template-columns: minmax(0, 1fr);
  }

  .simulation-result {
    position: static;
  }

  .closed-loop {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 7px;
  }

  .closed-loop li,
  .closed-loop li:first-child,
  .closed-loop li:last-child {
    border: 1px solid var(--line-dark);
    border-radius: 10px;
  }

  .closed-loop li::after {
    display: none;
  }
}

@media (max-width: 720px) {
  body {
    font-size: 14px;
  }

  .header-grid {
    padding: 21px 0 18px;
    align-items: flex-start;
  }

  .brand-mark {
    flex-basis: 42px;
    width: 42px;
    height: 42px;
    border-radius: 12px;
  }

  .brand-mark::before {
    height: 20px;
    left: 18px;
    top: 10px;
  }

  .brand-mark::after {
    width: 20px;
    left: 10px;
    top: 18px;
  }

  .brand-mark-core {
    left: 16px;
    top: 16px;
  }

  .environment-block {
    display: none;
  }

  .prototype-notice {
    align-items: flex-start;
    padding-right: 16px;
    padding-left: 16px;
  }

  .tab-list {
    width: 100%;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tab-button {
    min-height: 58px;
    border-bottom: 1px solid var(--line);
    font-size: 0.68rem;
  }

  .tab-button:nth-child(odd) {
    border-left: 0;
  }

  .tab-button:nth-child(even) {
    border-right: 0;
  }

  .tab-index {
    font-size: 0.58rem;
  }

  .main-shell {
    padding-top: 32px;
    padding-bottom: 52px;
  }

  .heading-with-action,
  .block-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .heading-with-action .button,
  .heading-with-action .action-row {
    width: 100%;
  }

  .heading-with-action .action-row .button {
    flex: 1 1 140px;
  }

  .overall-card {
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 14px;
    padding: 19px 16px;
  }

  .overall-signal {
    width: 48px;
    height: 48px;
  }

  .overall-signal::before {
    width: 33px;
    height: 33px;
  }

  .overall-signal::after {
    width: 18px;
    height: 18px;
  }

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

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

  .hazard-card {
    min-height: 165px;
    padding: 14px;
  }

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

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

  .range-field {
    grid-column: auto;
  }

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

  .metric-card-wide {
    grid-column: span 2;
  }

  .data-table,
  .data-table tbody,
  .data-table tr,
  .data-table td {
    width: 100%;
    display: block;
  }

  .data-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
  }

  .data-table tbody tr {
    border-bottom: 7px solid var(--paper);
    padding: 8px 12px;
  }

  .data-table tbody tr:last-child {
    border-bottom: 0;
  }

  .data-table td {
    min-height: 34px;
    border-bottom: 1px solid var(--line);
    padding: 8px 0;
    display: grid;
    grid-template-columns: minmax(104px, 0.43fr) minmax(0, 1fr);
    gap: 10px;
  }

  .data-table td::before {
    color: var(--ink-muted);
    content: attr(data-label);
    font-size: 0.62rem;
    font-weight: 850;
    letter-spacing: 0.045em;
    text-transform: uppercase;
  }

  .table-empty-row td {
    display: block;
    padding: 20px 0;
    text-align: center;
  }

  .table-empty-row td::before {
    display: none;
  }

  .pagination {
    align-items: stretch;
    flex-direction: column;
    text-align: center;
  }

  .product-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }
}

@media (max-width: 430px) {
  .header-grid,
  .main-shell {
    width: calc(100% - 24px);
  }

  .brand-block {
    align-items: flex-start;
    gap: 13px;
  }

  .product-header h1 {
    font-size: 1.05rem;
  }

  .institution {
    font-size: 0.78rem;
  }

  .prototype-notice p {
    font-size: 0.7rem;
  }

  .tab-button {
    gap: 6px;
    padding: 9px 7px;
  }

  .section-heading h2 {
    font-size: 1.7rem;
  }

  .content-block,
  .simulation-form,
  .simulation-result {
    border-radius: 17px;
    padding: 17px;
  }

  .overall-card {
    grid-template-columns: minmax(0, 1fr);
  }

  .overall-signal {
    display: none;
  }

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

  .hazard-card {
    min-height: 150px;
  }

  .source-meta,
  .algorithm-meta,
  .earthquake-grid,
  .result-grid {
    grid-template-columns: minmax(0, 1fr);
  }

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

  .closed-loop li {
    min-height: 66px;
  }

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

  .range-label-row {
    align-items: flex-start;
  }
}

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

@media print {
  .view-nav,
  .button,
  .pagination {
    display: none !important;
  }

  .main-shell {
    width: 100%;
  }

  .view-panel[hidden] {
    display: block !important;
  }

  .content-block,
  .overall-card,
  .simulation-form,
  .simulation-result {
    box-shadow: none;
  }
}