:root {
  --paper: #f5f2e8;
  --paper-deep: #e7eadb;
  --ink: #173721;
  --muted: #5f6f5f;
  --green: #2f7d43;
  --green-deep: #205c32;
  --mint: #86d29a;
  --mint-soft: #dcefd7;
  --line: #cfd5c6;
  --sun: #fff0a9;
  --pink: #f4c8d1;
  --white: #fffdf7;
  --danger: #8d2932;
  --shadow: 0 20px 54px rgba(23, 55, 33, .11);
  --round: ui-rounded, "SF Pro Rounded", "Avenir Next", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  min-width: 320px;
  margin: 0;
  overflow-x: clip;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 12%, rgba(134, 210, 154, .62) 0 2px, transparent 2.8px),
    radial-gradient(circle at 87% 28%, rgba(244, 200, 209, .48) 0 3px, transparent 3.8px),
    linear-gradient(145deg, #fbfaf2, var(--paper-deep));
  font: 16px/1.48 var(--round);
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.12'/%3E%3C/svg%3E");
  content: "";
  opacity: .25;
}

[hidden] { display: none !important; }
button, select { font: inherit; }
a { color: inherit; }
.site-shell { width: min(1180px, calc(100% - 32px)); margin: 0 auto; padding: 16px 0 52px; }
#planner, #research { scroll-margin-top: 12px; }

.topbar {
  display: flex;
  min-height: 54px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-bottom: 1px solid var(--line);
}
.brand, .topnav, .eyebrow, .step-label, .sample-badge, .workflow-status, .mini-label, .event-type, .source-type, .summary-action, .stat span, .result-summary { font-family: var(--mono); }
.brand { display: inline-flex; min-height: 44px; align-items: center; gap: 8px; font-size: 11px; font-weight: 850; letter-spacing: .08em; text-decoration: none; }
.brand-mark { display: grid; width: 27px; height: 27px; place-items: center; border-radius: 50%; color: var(--mint); background: var(--ink); font-size: 17px; }
.topnav { display: flex; gap: 16px; color: var(--green-deep); font-size: 10px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.topnav a { min-height: 44px; align-content: center; text-underline-offset: 3px; }

.hero { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(260px, .55fr); align-items: center; gap: clamp(32px, 7vw, 90px); padding: clamp(42px, 6vw, 72px) 0 clamp(40px, 6vw, 64px); }
.eyebrow { margin: 0 0 8px; color: var(--green); font-size: 10px; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
.hero h1 { max-width: 13ch; margin: 0; font-size: clamp(44px, 6vw, 68px); line-height: .98; letter-spacing: -.06em; }
.lede { max-width: 57ch; margin: 17px 0 0; color: var(--muted); font-size: clamp(16px, 1.7vw, 19px); }
.start-actions, .card-actions, .split-actions { display: flex; flex-wrap: wrap; gap: 9px; }
.start-actions { margin-top: 22px; }
.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 10px 16px;
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  font: 800 11px/1.25 var(--mono);
  letter-spacing: .025em;
  text-align: center;
  text-decoration: none;
  transition: transform .16s ease, box-shadow .16s ease, background .16s ease;
}
.button:hover { transform: translateY(-2px); box-shadow: 0 8px 18px rgba(23, 55, 33, .12); }
.button-primary { color: var(--ink); background: var(--mint); }
.button-quiet { border-color: var(--line); color: var(--green-deep); background: rgba(255, 253, 247, .84); }
.sample-note { max-width: 63ch; margin: 10px 0 0; color: var(--muted); font: 10px/1.45 var(--mono); }
.hero-note { position: relative; max-width: 330px; padding: 27px 23px 21px; border: 1px solid rgba(23, 55, 33, .12); background: var(--sun); box-shadow: 7px 8px 0 rgba(23, 55, 33, .08); transform: rotate(1.1deg); }
.tape { position: absolute; top: -9px; left: 50%; width: 72px; height: 21px; background: rgba(244, 200, 209, .72); transform: translateX(-50%) rotate(-2deg); }
.note-label { margin: 0 0 9px; color: var(--green-deep); font: 850 10px var(--mono); letter-spacing: .1em; }
.hero-note p:not(.note-label) { margin: 0; font: italic 18px/1.34 Georgia, serif; }
.hero-note small { display: block; margin-top: 15px; color: var(--muted); font: 10px/1.45 var(--mono); }

.planner { padding: clamp(20px, 3.6vw, 38px); border: 1px solid rgba(23, 55, 33, .14); border-radius: 26px; background: rgba(255, 253, 247, .82); box-shadow: var(--shadow); }
.planner-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(270px, .48fr); align-items: start; gap: 28px; }
.planner h2 { max-width: 17ch; margin: 0; font-size: clamp(29px, 4vw, 45px); line-height: 1.02; letter-spacing: -.05em; }
.planner-intro { max-width: 62ch; margin: 10px 0 0; color: var(--muted); font-size: 14px; }
.workflow-status { min-height: 36px; margin: 18px 0 0; padding: 10px 12px; border-left: 3px solid var(--mint); color: var(--muted); background: rgba(220, 239, 215, .44); font-size: 10px; }

.disclosure { border: 1px solid var(--line); border-radius: 15px; overflow: hidden; background: rgba(220, 239, 215, .4); }
.disclosure summary, .more-results summary, .event-details summary {
  display: flex;
  min-height: 44px;
  align-items: center;
  cursor: pointer;
  list-style: none;
}
.disclosure summary { justify-content: space-between; gap: 12px; padding: 11px 14px; font-weight: 850; }
.disclosure summary::-webkit-details-marker, .more-results summary::-webkit-details-marker, .event-details summary::-webkit-details-marker { display: none; }
.disclosure summary::after { color: var(--green); content: "+"; font-size: 22px; font-weight: 400; }
.disclosure[open] summary::after { content: "−"; }
.summary-action { margin-left: auto; color: var(--green); font-size: 9px; letter-spacing: .07em; text-transform: uppercase; }
.disclosure-content { display: grid; gap: 10px; padding: 0 14px 15px; color: var(--muted); font: 11px/1.55 var(--mono); }
.disclosure-content p { margin: 0; }
.disclosure-content strong { color: var(--ink); }
.disclosure-content a { color: var(--green-deep); font-weight: 800; text-underline-offset: 3px; }
.method-note .disclosure-content a { display: flex; min-height: 44px; align-items: center; gap: 7px; }

.filters { margin-top: 14px; padding: 15px; border: 1px dashed rgba(47, 125, 67, .35); border-radius: 18px; background: rgba(220, 239, 215, .28); }
.form-topline { display: flex; min-height: 44px; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.step-label { margin: 0; color: var(--green); font-size: 9px; font-weight: 850; letter-spacing: .09em; }
.sample-badge { margin: 3px 0 0; color: var(--green-deep); font-size: 9px; font-weight: 850; letter-spacing: .06em; text-transform: uppercase; }
.text-button { min-height: 44px; padding: 7px 4px; border: 0; cursor: pointer; color: var(--green-deep); background: transparent; font: 800 10px var(--mono); text-decoration: underline; text-underline-offset: 3px; }
.filters-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.form-step { min-width: 0; margin: 0; padding: 13px; border: 1px solid var(--line); border-radius: 13px; background: rgba(255, 253, 247, .72); }
.form-step legend { padding: 0 5px; color: var(--ink); font-size: 13px; font-weight: 850; }
.step-grid { display: grid; gap: 10px; }
.filter-field label { display: block; color: var(--muted); font: 800 9px var(--mono); letter-spacing: .07em; text-transform: uppercase; }
.filter-field select { width: 100%; min-height: 44px; margin-top: 6px; padding: 9px 30px 9px 10px; border: 1px solid var(--line); border-radius: 10px; color: var(--ink); background: var(--white); font-size: 13px; font-weight: 650; }
.filter-field small { display: block; margin-top: 5px; color: var(--muted); font: 9px/1.4 var(--mono); }
.step-actions { display: none; }
.desktop-submit { margin-top: 12px; }

.results-section { margin-top: 28px; }
.results-head { display: flex; align-items: end; justify-content: space-between; gap: 18px; }
.results-head h3 { margin: 0; font-size: clamp(22px, 3vw, 29px); letter-spacing: -.035em; }
.result-summary { margin: 0; color: var(--muted); font-size: 10px; text-align: right; }
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; margin-top: 13px; overflow: hidden; border: 1px solid var(--line); border-radius: 13px; background: var(--line); }
.stat { min-height: 63px; padding: 12px 14px; background: rgba(255, 253, 247, .9); }
.stat strong, .stat span { display: block; }
.stat strong { font-size: 23px; line-height: 1; letter-spacing: -.04em; }
.stat span { margin-top: 6px; color: var(--muted); font-size: 8px; font-weight: 850; letter-spacing: .07em; text-transform: uppercase; }
.results { margin-top: 14px; }
.results[aria-busy="true"] { opacity: .7; }
.primary-results { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 13px; }
.signal-card { min-width: 0; padding: 16px; border: 1px solid var(--line); border-radius: 17px; background: var(--white); box-shadow: 0 9px 24px rgba(23, 55, 33, .07); }
.card-topline { display: flex; align-items: start; justify-content: space-between; gap: 9px; }
.event-type { margin: 3px 0 0; color: var(--green); font-size: 10px; font-weight: 850; letter-spacing: .09em; text-transform: uppercase; }
.score { display: flex; flex: 0 0 auto; min-width: 60px; min-height: 44px; align-items: baseline; justify-content: center; gap: 2px; padding: 9px 8px; border-radius: 999px; color: var(--white); background: var(--green); }
.score strong { font-size: 17px; line-height: 1; }
.score span { font: 10px var(--mono); }
.signal-card h4, .secondary-signal h4 { overflow-wrap: anywhere; }
.signal-card h4 { margin: 9px 0 0; font-size: 18px; line-height: 1.18; letter-spacing: -.025em; }
.event-meta { margin: 7px 0 0; color: var(--muted); font: 10px/1.45 var(--mono); }
.event-location { margin: 5px 0 0; color: var(--muted); font: italic 13px/1.4 Georgia, serif; }
.score-block { margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line); }
.mini-label { margin: 0 0 6px; color: var(--green-deep); font-size: 10px; font-weight: 850; letter-spacing: .08em; }
.component-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 5px; margin: 0; padding: 0; list-style: none; }
.component-list li { display: flex; min-width: 0; justify-content: space-between; gap: 5px; padding: 5px 6px; border-radius: 7px; background: var(--mint-soft); font: 10px/1.4 var(--mono); }
.component-list li:last-child { grid-column: 1 / -1; }
.component-list strong { color: var(--green-deep); }
.evidence-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 12px; }
.evidence-grid > div { min-width: 0; padding: 9px; border: 1px dashed var(--line); border-radius: 9px; }
.evidence-grid ul { margin: 0; padding-left: 17px; color: var(--muted); font: 11px/1.5 var(--mono); }
.evidence-grid li + li { margin-top: 3px; }
.event-details { margin-top: 8px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.event-details summary { color: var(--green-deep); font: 800 10px var(--mono); text-transform: uppercase; }
.event-details summary::after { margin-left: auto; content: "+"; font-size: 16px; }
.event-details[open] summary::after { content: "−"; }
.event-details p { margin: 0 0 10px; color: var(--muted); font: 11px/1.5 var(--mono); }
.card-actions { margin-top: 11px; }
.card-actions .button { flex: 1 1 132px; padding-inline: 10px; }
.source-type { display: block; color: var(--green); font-size: 10px; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.source-action .source-type, .brief-output .source-type { display: inline; color: inherit; }
.more-results { margin-top: 13px; border: 1px solid var(--line); border-radius: 13px; background: rgba(255, 253, 247, .72); }
.more-results summary { justify-content: center; padding: 10px 14px; color: var(--green-deep); font: 850 10px var(--mono); letter-spacing: .07em; text-transform: uppercase; }
.more-results summary::after { margin-left: 6px; content: "+"; font-size: 17px; }
.more-results[open] summary::after { content: "−"; }
.secondary-results { border-top: 1px solid var(--line); }
.secondary-signal { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; align-items: center; gap: 12px; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.secondary-signal:last-child { border-bottom: 0; }
.secondary-signal h4 { margin: 2px 0 0; font-size: 14px; }
.secondary-signal p:last-child { margin: 4px 0 0; color: var(--muted); font: 9px var(--mono); }
.secondary-score { font: 800 10px var(--mono); }
.secondary-actions { display: flex; gap: 8px; align-items: center; }
.secondary-actions a, .secondary-actions button { min-height: 44px; align-content: center; padding: 8px 9px; border: 1px solid var(--line); border-radius: 8px; color: var(--green-deep); background: var(--white); font: 800 9px var(--mono); text-underline-offset: 3px; }
.state-card { padding: 28px 16px; border: 1px solid var(--line); border-radius: 15px; color: var(--muted); background: var(--white); text-align: center; }
.state-card strong { color: var(--ink); }
.state-card p { margin: 6px 0 14px; }
.error-state { border-color: rgba(141, 41, 50, .4); }
.error-state strong { color: var(--danger); }
.skeleton-card { display: grid; gap: 11px; min-height: 300px; }
.skeleton-card span { height: 24px; border-radius: 7px; background: linear-gradient(100deg, var(--paper-deep) 20%, var(--white) 50%, var(--paper-deep) 80%); background-size: 220% 100%; animation: shimmer 1.2s linear infinite; }
.skeleton-card span:nth-child(2) { width: 76%; }
.skeleton-card span:nth-child(3) { height: 100px; }
.skeleton-card span:nth-child(4) { align-self: end; height: 44px; }
@keyframes shimmer { to { background-position-x: -220%; } }

.brief-output { margin-top: 18px; padding: 18px; border: 1px solid rgba(47, 125, 67, .34); border-radius: 16px; background: var(--sun); box-shadow: 5px 6px 0 rgba(23, 55, 33, .07); }
.brief-output h3 { margin: 0; font-size: 23px; letter-spacing: -.035em; }
.brief-output p:not(.eyebrow) { max-width: 70ch; margin: 7px 0 12px; color: var(--muted); }
.brief-summary { display: grid; gap: 11px; margin: 14px 0 0; }
.brief-summary > div { padding-top: 10px; border-top: 1px solid rgba(23, 55, 33, .16); }
.brief-summary strong, .brief-details h4 { display: block; color: var(--green-deep); font: 850 9px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.brief-summary p { margin: 4px 0 0 !important; }
.brief-details { margin-top: 14px; border: 1px solid rgba(47, 125, 67, .34); border-radius: 11px; background: rgba(255, 253, 247, .56); }
.brief-details summary { display: flex; min-height: 44px; align-items: center; padding: 12px; color: var(--green-deep); font: 850 10px var(--mono); letter-spacing: .07em; text-transform: uppercase; }
.brief-details summary::after { margin-left: auto; content: "+"; font-size: 17px; }
.brief-details[open] summary::after { content: "−"; }
.brief-details-content { display: grid; gap: 12px; padding: 0 12px 14px; }
.brief-details-content section { padding-top: 11px; border-top: 1px solid rgba(23, 55, 33, .13); }
.brief-details-content h4 { margin: 0 0 5px; }
.brief-details-content ul { margin: 0; padding-left: 18px; color: var(--muted); font: 11px/1.5 var(--mono); }
.brief-details-content li + li { margin-top: 4px; }
.brief-details-content a { color: var(--green-deep); font-weight: 800; overflow-wrap: anywhere; }
.brief-source-url { margin: 6px 0 0 !important; overflow-wrap: anywhere; font: 10px/1.45 var(--mono); }
.brief-methodology { margin: 0 !important; font: 11px/1.5 var(--mono); }
.brief-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.brief-actions .button { flex: 1 1 140px; }
.brief-action-status { min-height: 0; margin-bottom: 0 !important; font: 10px/1.45 var(--mono); }
.manual-copy { width: 100%; min-height: 120px; margin-top: 10px; padding: 10px; border: 1px solid var(--green); border-radius: 8px; color: var(--ink); background: var(--white); font: 11px/1.45 var(--mono); }
.research-note { margin-top: 18px; background: rgba(255, 253, 247, .7); }
.research-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.research-grid a { min-width: 0; padding: 8px; border: 1px solid var(--line); border-radius: 9px; background: var(--white); overflow-wrap: anywhere; text-decoration: none; }
.research-grid a:hover { border-color: var(--green); }
.research-boundary { grid-column: 1 / -1; }
footer { padding: 18px 16px 56px; color: var(--muted); text-align: center; font: 9px var(--mono); letter-spacing: .04em; }

:where(a, button, select, summary, [tabindex]):focus-visible { outline: 3px solid #0b6b42; outline-offset: 3px; }

@media (max-width: 900px) {
  .planner-head { grid-template-columns: 1fr; gap: 15px; }
  .method-note { max-width: 600px; }
  .primary-results { grid-template-columns: 1fr; }
  .signal-card { display: grid; grid-template-columns: minmax(0, 1fr) minmax(260px, .72fr); column-gap: 18px; }
  .card-topline, .signal-card h4, .event-meta, .event-location { grid-column: 1; }
  .score-block, .evidence-grid { grid-column: 2; }
  .score-block { grid-row: 1 / span 3; margin-top: 0; padding: 0; border: 0; }
  .evidence-grid { grid-row: 4 / span 2; }
  .event-details, .card-actions { grid-column: 1 / -1; }
  .research-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  .hero { grid-template-columns: 1fr; gap: 24px; }
  .hero-note { max-width: 380px; justify-self: end; }
  .filters-grid { grid-template-columns: 1fr; }
  .signal-card { display: block; }
  .score-block { margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line); }
  .secondary-signal { grid-template-columns: 1fr auto; }
  .secondary-actions { grid-column: 1 / -1; }
}

@media (max-width: 520px) {
  .site-shell { width: min(100% - 20px, 500px); padding-top: 8px; }
  .topbar { align-items: flex-start; }
  .brand { max-width: 165px; font-size: 9px; line-height: 1.2; }
  .topnav { display: block; text-align: right; }
  .topnav a { display: block; }
  .topnav a:last-child { display: none; }
  .hero { padding: 30px 2px 31px; }
  .hero h1 { max-width: 12ch; font-size: clamp(38px, 11.5vw, 48px); }
  .lede { margin-top: 13px; font-size: 15px; }
  .hero-note { display: none; }
  .planner { padding: 18px 12px; border-radius: 20px; }
  .planner h2 { font-size: 29px; }
  .workflow-status { margin-top: 14px; }
  .filters { padding: 11px; }
  .results-head { display: block; }
  .result-summary { margin-top: 4px; text-align: left; }
  .stats { grid-template-columns: 1fr 1fr; }
  .research-grid { grid-template-columns: 1fr; }
  .research-boundary { grid-column: 1; }
  .sample-note, .workflow-status, .filter-field small, .event-meta, .event-details p, .secondary-signal p:last-child, .brief-details-content ul, .brief-methodology { font-size: 12px; line-height: 1.45; }
  .summary-action, .step-label, .sample-badge, .text-button, .filter-field label, .result-summary, .stat span, .event-type, .event-details summary, .source-type, .more-results summary, .secondary-score, .secondary-actions a, .secondary-actions button, .brief-summary strong, .brief-details h4, .brief-details summary, .brief-source-url, .brief-action-status { font-size: 11px; }
  .form-step:not(.is-current) { display: none; }
  .step-actions { display: flex; margin-top: 12px; }
  .desktop-submit { display: none; }
}

@media (max-width: 430px) {
  .start-actions, .card-actions, .split-actions { flex-direction: column; }
  .start-actions .button, .card-actions .button, .split-actions .button { width: 100%; }
  .card-actions .button { flex: none; }
  .hero h1 { font-size: 40px; }
  .component-list { grid-template-columns: 1fr; }
  .component-list li:last-child { grid-column: auto; }
  .evidence-grid { grid-template-columns: 1fr; }
  .secondary-signal { grid-template-columns: 1fr; }
  .secondary-score { justify-self: start; }
  .secondary-actions { display: grid; grid-template-columns: 1fr; }
  .secondary-actions a, .secondary-actions button { width: 100%; text-align: center; }
  .brief-actions { flex-direction: column; }
  .brief-actions .button { width: 100%; flex: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

@media print {
  body { min-width: 0; background: #fff; }
  body::before, .topbar, .hero, .filters, .research-note, footer, .results-section, .brief-actions, .brief-action-status, .manual-copy { display: none !important; }
  .site-shell { width: 100%; padding: 0; }
  .planner { border: 0; box-shadow: none; }
  .signal-card, .brief-output { break-inside: avoid; box-shadow: none; }
  .brief-details, .brief-details > *, .brief-details-content, .brief-details-content > * { display: block !important; }
  .brief-details summary { list-style: none; }
  .brief-details summary::after { content: ""; }
}