/* ==========================================================================
   Earth System Trend Detective — styles.css
   Type system: Space Grotesk (display) · Inter (UI/body) · JetBrains Mono (data)
   Themes: crisp scientific light (default) + pitch-black obsidian dark
   ========================================================================== */

:root {
  --font-display: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, Consolas, monospace;

  --bg: #F8FAFC;
  --surface: #FFFFFF;
  --surface-2: #F1F5F9;
  --surface-3: #E8EEF6;
  --text: #0F172A;
  --muted: #475569;
  --faint: #64748B;
  --border: #E2E8F0;
  --border-strong: #CBD5E1;
  --brand: #0B3D91;
  --accent: #2563EB;
  --accent-soft: rgba(37, 99, 235, .09);
  --on-brand: #FFFFFF;
  --a: #2563EB;
  --b: #F97316;
  --seg0: #94A3B8; --seg1: #F59E0B; --seg2: #2563EB; --seg3: #0B3D91;
  --ok: #059669;
  --warn: #B45309;
  --shadow: 0 1px 2px rgba(15, 23, 42, .05), 0 8px 28px rgba(15, 23, 42, .07);
  --shadow-lg: 0 24px 64px rgba(15, 23, 42, .18);
  --globe-bg: radial-gradient(120% 120% at 50% 40%, #EAF1FF 0%, #F1F5F9 55%, #E2E8F0 100%);
  --hero-glow: radial-gradient(60% 80% at 80% 0%, rgba(37, 99, 235, .14), transparent 60%),
               radial-gradient(50% 70% at 0% 100%, rgba(6, 182, 212, .10), transparent 60%);
  --grid-line: rgba(15, 23, 42, .05);
  --radius: 16px;
  --radius-sm: 10px;
  --topbar-h: 64px;
  color-scheme: light;
}

[data-theme="dark"] {
  --bg: #000000;
  --surface: #0A0A0C;
  --surface-2: #111116;
  --surface-3: #181820;
  --text: #F8FAFC;
  --muted: #A7B0C0;
  --faint: #8590A3;
  --border: #1E2330;
  --border-strong: #2B3243;
  --brand: #7DB2FF;
  --accent: #38BDF8;
  --accent-soft: rgba(56, 189, 248, .12);
  --on-brand: #00122E;
  --a: #38BDF8;
  --b: #FB923C;
  --seg0: #5B6577; --seg1: #FBBF24; --seg2: #38BDF8; --seg3: #7DB2FF;
  --ok: #34D399;
  --warn: #FBBF24;
  --shadow: 0 0 0 1px rgba(255, 255, 255, .02), 0 10px 40px rgba(0, 0, 0, .6);
  --shadow-lg: 0 24px 80px rgba(0, 0, 0, .85);
  --globe-bg: radial-gradient(110% 110% at 50% 45%, #07101F 0%, #02040A 60%, #000 100%);
  --hero-glow: radial-gradient(60% 80% at 80% 0%, rgba(56, 189, 248, .18), transparent 60%),
               radial-gradient(50% 70% at 0% 100%, rgba(125, 178, 255, .10), transparent 60%);
  --grid-line: rgba(255, 255, 255, .045);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--topbar-h) + 12px); -webkit-text-size-adjust: 100%; }
@media (min-width: 2200px) { html { font-size: 118%; } }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  overflow-x: clip;
  transition: background-color .3s ease, color .3s ease;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.15; letter-spacing: -0.02em; margin: 0; }
p { margin: 0; }
a { color: var(--accent); }
img, canvas, svg { max-width: 100%; }
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; }

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: 8px; top: -60px; z-index: 200; background: var(--brand); color: var(--on-brand); padding: 10px 16px; border-radius: 10px; text-decoration: none; }
.skip-link:focus { top: 8px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 6px; }
.noscript { padding: 24px; text-align: center; }
.spacer { flex: 1; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 0 18px;
  border: 1px solid transparent; border-radius: 12px;
  font-weight: 600; font-size: .94rem; line-height: 1; text-decoration: none;
  transition: transform .15s ease, background-color .2s ease, border-color .2s ease, box-shadow .2s ease;
  -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: translateY(1px) scale(.99); }
.btn svg { width: 18px; height: 18px; flex: none; }
.btn-sm { min-height: 38px; padding: 0 12px; font-size: .86rem; border-radius: 10px; }
.btn-primary { background: var(--brand); color: var(--on-brand); box-shadow: 0 6px 20px color-mix(in srgb, var(--brand) 35%, transparent); }
.btn-primary:hover { filter: brightness(1.1); }
.btn-secondary { background: var(--surface); color: var(--text); border-color: var(--border-strong); }
.btn-secondary:hover { border-color: var(--accent); background: var(--accent-soft); }
.btn-ghost { background: transparent; color: var(--muted); }
.btn-ghost:hover { background: var(--surface-2); color: var(--text); }
.btn-icon { width: 44px; padding: 0; background: transparent; color: var(--text); border-color: var(--border); }
.btn-icon.btn-sm { width: 38px; }
.btn-icon:hover { background: var(--surface-2); }
.btn-toggle { background: var(--surface-2); color: var(--text); border-color: var(--border-strong); min-height: 38px; padding: 0 14px; font-size: .86rem; }
.toggle-dot { width: 14px; height: 14px; border-radius: 50%; border: 2px solid var(--faint); background: transparent; transition: all .2s; }
.btn-toggle[aria-pressed="true"] { background: var(--accent-soft); border-color: var(--accent); color: var(--text); }
.btn-toggle[aria-pressed="true"] .toggle-dot { background: var(--accent); border-color: var(--accent); box-shadow: 0 0 10px var(--accent); }

#themeToggle .icon-sun { display: none; }
[data-theme="dark"] #themeToggle .icon-sun { display: block; }
[data-theme="dark"] #themeToggle .icon-moon { display: none; }

/* ---------- top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 60; height: var(--topbar-h);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--border);
}
.topbar-inner { max-width: 2200px; margin: 0 auto; height: 100%; padding: 0 clamp(14px, 3vw, 40px); display: flex; align-items: center; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-family: var(--font-display); font-weight: 700; font-size: 1.12rem; letter-spacing: -0.02em; }
.brand-mark { width: 30px; height: 30px; color: var(--brand); }
.brand-text span { color: var(--accent); }
.nav { display: none; gap: 4px; margin-left: 12px; }
.nav a { padding: 8px 12px; border-radius: 10px; color: var(--muted); text-decoration: none; font-weight: 500; font-size: .93rem; }
.nav a:hover { background: var(--surface-2); color: var(--text); }
.topbar-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
#wizardOpen span { display: none; }
#wizardOpen { padding: 0 10px; }
@media (min-width: 640px) { #wizardOpen span { display: inline; } #wizardOpen { padding: 0 14px; } }
@media (min-width: 860px) { .nav { display: flex; } }
@media (min-width: 1024px) { #drawerToggle { display: none; } }

/* ---------- hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background: var(--hero-glow), linear-gradient(var(--grid-line) 1px, transparent 1px) 0 0 / 44px 44px, linear-gradient(90deg, var(--grid-line) 1px, transparent 1px) 0 0 / 44px 44px, var(--bg);
  border-bottom: 1px solid var(--border);
}
.hero-inner { max-width: 1180px; margin: 0 auto; padding: clamp(40px, 8vw, 96px) clamp(16px, 4vw, 40px) clamp(32px, 5vw, 64px); }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); font-weight: 500; }
.pulse-dot { width: 8px; height: 8px; border-radius: 50%; background: #10B981; box-shadow: 0 0 0 0 rgba(16, 185, 129, .6); animation: pulse 2.2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); } 100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); } }
.hero h1 { margin-top: 16px; font-size: clamp(2.1rem, 6.4vw, 4.6rem); font-weight: 700; letter-spacing: -0.035em; max-width: 16ch; }
.grad { background: linear-gradient(90deg, var(--brand), var(--accent) 55%, #06B6D4); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { margin-top: 20px; max-width: 62ch; font-size: clamp(1.02rem, 1.9vw, 1.22rem); color: var(--muted); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.hero-stats { list-style: none; padding: 0; margin: 40px 0 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; max-width: 760px; }
.hero-stats li { background: color-mix(in srgb, var(--surface) 80%, transparent); border: 1px solid var(--border); border-radius: 14px; padding: 14px 16px; display: flex; flex-direction: column; }
.hero-stats b { font-family: var(--font-mono); font-size: 1.7rem; font-weight: 600; color: var(--brand); line-height: 1.1; }
.hero-stats span { font-size: .82rem; color: var(--muted); }
@media (min-width: 720px) { .hero-stats { grid-template-columns: repeat(4, 1fr); } }

/* ---------- app layout ---------- */
.app { max-width: 2200px; margin: 0 auto; padding: 24px clamp(12px, 3vw, 40px) 56px; display: grid; grid-template-columns: minmax(0, 1fr); gap: 20px; }
.workspace { min-width: 0; display: flex; flex-direction: column; gap: 20px; }

.controls {
  position: fixed; z-index: 90; top: 0; left: 0; bottom: 0; width: min(92vw, 390px);
  background: var(--surface); border-right: 1px solid var(--border);
  padding: 16px; overflow-y: auto; overscroll-behavior: contain;
  transform: translateX(-104%); transition: transform .28s cubic-bezier(.2, .8, .2, 1);
  box-shadow: var(--shadow-lg);
}
.controls.open { transform: none; }
.drawer-backdrop { position: fixed; inset: 0; z-index: 80; background: rgba(0, 0, 0, .5); backdrop-filter: blur(2px); }
.drawer-backdrop[hidden] { display: none; }
.controls-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.controls-head h2 { font-size: 1.15rem; }

@media (min-width: 1024px) {
  .app { grid-template-columns: minmax(310px, 372px) minmax(0, 1fr); gap: 24px; align-items: start; }
  .controls {
    position: sticky; top: calc(var(--topbar-h) + 12px); z-index: 1;
    width: auto; max-height: calc(100dvh - var(--topbar-h) - 28px);
    transform: none; border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow);
  }
  .drawer-close, .drawer-backdrop { display: none !important; }
}

.ctl { padding: 16px 0; border-top: 1px solid var(--border); }
.ctl:first-of-type { border-top: 0; }
.ctl h3 { font-size: .95rem; font-weight: 600; margin-bottom: 12px; display: flex; align-items: center; gap: 8px; }
.hint { font-size: .8rem; color: var(--faint); margin-top: 8px; }
.stack { display: grid; gap: 8px; }
.stack .btn { justify-content: flex-start; text-align: left; line-height: 1.25; padding: 10px 14px; height: auto; }

/* tooltips */
.tip { position: relative; width: 20px; height: 20px; border-radius: 50%; border: 1px solid var(--border-strong); background: var(--surface-2); color: var(--muted); font-size: .7rem; font-weight: 700; padding: 0; display: inline-grid; place-items: center; flex: none; }
.tip::after {
  content: attr(data-tip); position: absolute; z-index: 30; top: calc(100% + 8px); left: -8px;
  width: max-content; max-width: min(260px, 72vw); padding: 10px 12px; border-radius: 10px;
  background: var(--text); color: var(--bg); font: 500 .78rem/1.45 var(--font-body); letter-spacing: 0; text-align: left; text-transform: none;
  opacity: 0; visibility: hidden; transform: translateY(-4px); transition: all .15s; pointer-events: none; box-shadow: var(--shadow);
}
.tip:hover::after, .tip:focus::after { opacity: 1; visibility: visible; transform: none; }

/* segmented controls */
.seg-group { display: grid; gap: 8px; }
.seg-group button { text-align: left; background: var(--surface); border: 1px solid var(--border-strong); border-radius: 12px; padding: 10px 12px; min-height: 44px; transition: all .15s; }
.seg-group button:hover { border-color: var(--accent); }
.seg-group button[aria-checked="true"] { border-color: var(--accent); background: var(--accent-soft); box-shadow: inset 0 0 0 1px var(--accent); }
.seg-var { display: grid; grid-template-columns: 28px 1fr; gap: 2px 10px; align-items: center; }
.seg-var .ico { grid-row: span 2; font-size: 1.3rem; text-align: center; }
.seg-var b { font-weight: 600; font-size: .92rem; }
.seg-var small { color: var(--muted); font-size: .76rem; line-height: 1.3; }
.seg-row { grid-template-columns: repeat(5, 1fr); gap: 6px; }
.seg-row button { text-align: center; padding: 10px 0; font-weight: 600; font-size: .85rem; font-family: var(--font-mono); }

/* compare */
.switch { display: flex; align-items: center; gap: 12px; background: none; border: 0; padding: 4px 0; font-weight: 600; font-size: .92rem; min-height: 40px; }
.switch-track { width: 44px; height: 26px; border-radius: 13px; background: var(--border-strong); position: relative; transition: background .2s; flex: none; }
.switch-thumb { position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: #fff; box-shadow: 0 1px 4px rgba(0, 0, 0, .35); transition: transform .2s; }
.switch[aria-checked="true"] .switch-track { background: var(--accent); }
.switch[aria-checked="true"] .switch-thumb { transform: translateX(18px); }
.slot-picker { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 10px 0; }
.slot-picker[hidden] { display: none; }
.slot-picker button { background: var(--surface); border: 1px solid var(--border-strong); border-radius: 10px; min-height: 40px; font-weight: 600; font-size: .86rem; display: flex; align-items: center; justify-content: center; gap: 8px; }
.slot-picker button[aria-checked="true"] { border-color: var(--accent); background: var(--accent-soft); }
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; flex: none; }
.dot-a { background: var(--a); box-shadow: 0 0 8px var(--a); }
.dot-b { background: var(--b); box-shadow: 0 0 8px var(--b); }
.chips { display: grid; gap: 6px; margin-top: 8px; }
.chip { display: flex; align-items: center; gap: 10px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 10px; padding: 8px 10px; font-size: .85rem; }
.chip[hidden] { display: none; }
.chip b { font-weight: 600; }
.chip small { color: var(--muted); font-family: var(--font-mono); font-size: .72rem; display: block; }

.preset-list { display: grid; gap: 6px; margin-top: 10px; }
.preset-list button { text-align: left; background: var(--surface); border: 1px solid var(--border); border-left-width: 4px; border-radius: 10px; padding: 8px 10px; min-height: 44px; transition: all .15s; }
.preset-list button:hover { border-color: var(--accent); background: var(--accent-soft); }
.preset-list button b { display: block; font-size: .86rem; font-weight: 600; }
.preset-list button small { color: var(--muted); font-size: .72rem; font-family: var(--font-mono); }
.preset-list button.is-a { border-left-color: var(--a); background: var(--accent-soft); }
.preset-list button.is-b { border-left-color: var(--b); background: color-mix(in srgb, var(--b) 10%, transparent); }

.coord-form { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 12px; align-items: end; }
.coord-form label { font-size: .74rem; font-weight: 600; color: var(--muted); display: grid; gap: 4px; }
.coord-form input { min-height: 40px; padding: 0 10px; border-radius: 10px; border: 1px solid var(--border-strong); background: var(--surface); font-family: var(--font-mono); font-size: .88rem; width: 100%; }
.coord-form .btn { grid-column: 1 / -1; }

/* ---------- panels ---------- */
.panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); min-width: 0; }
.panel-bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 12px; padding: 14px 16px 10px; }
.panel-bar h2 { font-size: 1.05rem; }
.panel-tools { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.select-wrap select { min-height: 38px; border-radius: 10px; border: 1px solid var(--border-strong); background: var(--surface); padding: 0 10px; font-size: .84rem; font-weight: 500; }

/* globe */
.globe-stage { position: relative; height: clamp(340px, 58vh, 660px); background: var(--globe-bg); border-top: 1px solid var(--border); border-radius: 0 0 var(--radius) var(--radius); overflow: hidden; touch-action: none; }
.globe-el { position: absolute; inset: 0; }
.globe-el canvas { display: block; outline: none; }
.globe-fallback { position: absolute; inset: 0; display: grid; place-items: center; text-align: center; padding: 24px; color: var(--muted); font-size: .92rem; }
.globe-fallback[hidden] { display: none; }
.minimap { position: absolute; left: 10px; bottom: 10px; width: clamp(130px, 30%, 250px); z-index: 5; border-radius: 10px; overflow: hidden; border: 1px solid var(--border-strong); box-shadow: var(--shadow); background: var(--surface); }
.minimap-img { position: relative; aspect-ratio: 2 / 1; cursor: crosshair; background: linear-gradient(#0B3D91, #1D4ED8) center / 100% 100%; background-image: url('https://unpkg.com/three-globe/example/img/earth-blue-marble.jpg'); background-size: 100% 100%; }
.atl-box { position: absolute; left: 22.2%; width: 33.3%; top: 11.1%; height: 72.2%; border: 1.5px dashed rgba(255, 255, 255, .85); border-radius: 4px; pointer-events: none; }
#minimapMarkers { position: absolute; inset: 0; pointer-events: none; }
.mm-dot { position: absolute; width: 7px; height: 7px; border-radius: 50%; transform: translate(-50%, -50%); background: rgba(255, 255, 255, .7); border: 1px solid rgba(0, 0, 0, .35); }
.mm-dot.sel { width: 12px; height: 12px; border: 2px solid #fff; box-shadow: 0 0 8px currentColor; }
.legend-pill { position: absolute; right: 10px; bottom: 10px; z-index: 5; display: flex; align-items: center; gap: 6px; padding: 6px 10px; border-radius: 999px; background: color-mix(in srgb, var(--surface) 85%, transparent); border: 1px solid var(--border); font-size: .72rem; font-family: var(--font-mono); color: var(--muted); backdrop-filter: blur(6px); }

/* case banner */
.case-banner { display: flex; gap: 14px; align-items: flex-start; padding: 16px 18px; border-radius: var(--radius); background: linear-gradient(120deg, var(--accent-soft), transparent), var(--surface); border: 1px solid var(--accent); }
.case-banner[hidden] { display: none; }
.case-banner h3 { font-size: 1.02rem; margin-bottom: 4px; }
.case-banner p { font-size: .9rem; color: var(--muted); }
.case-banner button { margin-left: auto; flex: none; }

/* chart */
.source-badges { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 16px 8px; }
.badge { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: .7rem; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--border-strong); background: var(--surface-2); color: var(--muted); }
.badge i { width: 7px; height: 7px; border-radius: 50%; background: var(--faint); }
.badge-live i { background: #10B981; box-shadow: 0 0 8px #10B981; }
.badge-cache i { background: var(--accent); }
.badge-baseline i { background: #8B5CF6; }
.badge-reference { border-color: var(--warn); color: var(--warn); }
.badge-reference i { background: var(--warn); }
.chart-wrap { position: relative; height: clamp(280px, 44vh, 480px); padding: 0 12px 4px; }
.chart-wrap canvas { width: 100% !important; }
.caption { padding: 4px 16px 16px; font-size: .8rem; color: var(--faint); }

/* skeleton loaders */
.skeleton { position: absolute; inset: 0; border-radius: 12px; opacity: 0; pointer-events: none; transition: opacity .2s;
  background: linear-gradient(100deg, var(--surface-2) 30%, var(--surface-3) 50%, var(--surface-2) 70%) 0 0 / 220% 100%; animation: shimmer 1.3s linear infinite; }
.skeleton-block { display: none; }
.is-loading > .chart-wrap > .skeleton { opacity: .92; }
.is-loading > .chart-wrap > canvas { opacity: .25; }
.verdict.is-loading .stats-grid, .verdict.is-loading .explain { opacity: .3; filter: blur(2px); transition: opacity .2s; }
.verdict.is-loading .stats-grid { min-height: 240px; }
@keyframes shimmer { to { background-position: -220% 0; } }

/* verdict */
.verdict { display: flex; flex-direction: column; gap: 16px; min-width: 0; }
.compare-banner { padding: 16px 18px; border-radius: var(--radius); background: linear-gradient(110deg, color-mix(in srgb, var(--a) 16%, transparent), color-mix(in srgb, var(--b) 16%, transparent)); border: 1px solid var(--border-strong); font-size: .95rem; }
.compare-banner[hidden] { display: none; }
.compare-banner b { font-family: var(--font-display); font-size: 1.05rem; }
.stats-grid { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 760px) { .stats-grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

.stat-card { background: var(--surface); border: 1px solid var(--border); border-top: 4px solid var(--c, var(--accent)); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; min-width: 0; }
.stat-head { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.stat-head h3 { font-size: 1.02rem; }
.stat-head small { display: block; color: var(--muted); font-family: var(--font-mono); font-size: .72rem; font-weight: 400; }
.big { font-family: var(--font-mono); font-size: clamp(1.7rem, 4vw, 2.3rem); font-weight: 600; letter-spacing: -0.03em; line-height: 1.1; }
.big small { font-size: .5em; color: var(--muted); font-weight: 400; letter-spacing: 0; }
.big-sub { font-family: var(--font-mono); font-size: .8rem; color: var(--muted); margin-top: 2px; }
.verdict-pill { display: inline-flex; align-items: center; gap: 8px; margin: 14px 0 4px; padding: 6px 12px; border-radius: 999px; font-weight: 600; font-size: .86rem; border: 1px solid currentColor; }
.v-none { color: var(--faint); } .v-emerging { color: var(--warn); } .v-sig { color: var(--accent); } .v-high { color: var(--brand); }
.verdict-pill span { font-family: var(--font-mono); font-weight: 500; font-size: .74rem; }

.gauge { position: relative; height: 14px; margin: 16px 0 6px; }
.gauge-track { display: grid; grid-template-columns: repeat(4, 1fr); gap: 3px; height: 100%; }
.gauge-track span { border-radius: 4px; opacity: .55; }
.gauge-track span:nth-child(1) { background: var(--seg0); } .gauge-track span:nth-child(2) { background: var(--seg1); }
.gauge-track span:nth-child(3) { background: var(--seg2); } .gauge-track span:nth-child(4) { background: var(--seg3); }
.gauge-track span.on { opacity: 1; }
.gauge-marker { position: absolute; top: -5px; width: 4px; height: 24px; border-radius: 2px; background: var(--text); transform: translateX(-50%); box-shadow: 0 0 0 3px var(--surface); transition: left .6s cubic-bezier(.2, .8, .2, 1); }
.gauge-labels { display: grid; grid-template-columns: repeat(4, 1fr); gap: 3px; font-size: .64rem; color: var(--faint); text-align: center; line-height: 1.2; }

.kv { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 14px; margin: 16px 0 0; padding-top: 14px; border-top: 1px dashed var(--border-strong); }
.kv div { min-width: 0; }
.kv dt { font-size: .72rem; color: var(--muted); display: flex; align-items: center; gap: 6px; }
.kv dd { margin: 2px 0 0; font-family: var(--font-mono); font-size: .88rem; font-weight: 500; overflow-wrap: anywhere; }

.explain { padding: 20px 22px; display: grid; gap: 12px; }
.explain h3 { font-size: 1.1rem; }
.explain p { color: var(--muted); font-size: .96rem; }
.explain p b { color: var(--text); }
.explain .eli { border-left: 4px solid var(--accent); padding-left: 14px; }
.explain .caveat { font-size: .84rem; color: var(--faint); }

/* ---------- learn + method ---------- */
.learn, .method { padding: clamp(40px, 7vw, 88px) 0; border-top: 1px solid var(--border); }
.learn { background: var(--surface); }
.section-inner { max-width: 1280px; margin: 0 auto; padding: 0 clamp(16px, 4vw, 40px); }
.learn h2, .method h2 { margin-top: 10px; font-size: clamp(1.6rem, 4vw, 2.6rem); max-width: 22ch; }
.sub { margin: 36px 0 14px; font-size: 1.05rem; color: var(--muted); font-weight: 600; }
.card-grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr)); }
.info-card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; display: grid; gap: 8px; align-content: start; }
.info-card .tag { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); }
.info-card h4 { font-size: 1.05rem; }
.info-card p { font-size: .88rem; color: var(--muted); }
.info-card .role { font-size: .78rem; color: var(--faint); border-top: 1px dashed var(--border-strong); padding-top: 8px; margin-top: 4px; }
.method-grid { display: grid; gap: 16px; margin-top: 28px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 270px), 1fr)); }
.method-grid .panel, .data-note { padding: 22px; }
.method-grid h3, .data-note h3 { font-size: 1.05rem; margin-bottom: 10px; }
.method-grid p, .data-note li { color: var(--muted); font-size: .92rem; }
.data-note { margin-top: 16px; }
.data-note ul { margin: 0; padding-left: 1.1rem; display: grid; gap: 8px; }
.footer { padding: 32px 0 48px; border-top: 1px solid var(--border); color: var(--faint); font-size: .82rem; }

/* ---------- wizard ---------- */
.wizard { border: 0; padding: 0; background: transparent; color: var(--text); width: min(720px, 94vw); max-height: 92dvh; overflow: visible; margin: auto; }
.wizard::backdrop { background: rgba(2, 6, 23, .6); backdrop-filter: blur(6px); }
.wizard-card { background: var(--surface); border: 1px solid var(--border-strong); border-radius: 22px; box-shadow: var(--shadow-lg); padding: clamp(18px, 4vw, 32px); max-height: 92dvh; overflow-y: auto; display: grid; gap: 20px; }
.wizard-head { display: flex; align-items: center; justify-content: space-between; }
.wiz-dots { display: flex; gap: 8px; }
.wiz-dots i { width: 34px; height: 5px; border-radius: 3px; background: var(--border-strong); transition: background .2s; }
.wiz-dots i.on { background: var(--accent); }
.wizard h2 { font-size: clamp(1.4rem, 4vw, 2rem); }
.wizard p.sub-p { color: var(--muted); margin-top: 6px; }
.opt-grid { display: grid; gap: 10px; margin-top: 18px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 190px), 1fr)); }
.opt-card { text-align: left; background: var(--bg); border: 1px solid var(--border-strong); border-radius: 14px; padding: 14px; display: grid; gap: 4px; min-height: 84px; transition: all .15s; }
.opt-card:hover { border-color: var(--accent); }
.opt-card[aria-checked="true"] { border-color: var(--accent); background: var(--accent-soft); box-shadow: inset 0 0 0 1px var(--accent); }
.opt-card .ico { font-size: 1.4rem; }
.opt-card b { font-weight: 600; font-size: .95rem; }
.opt-card small { color: var(--muted); font-size: .78rem; line-height: 1.35; }
.wizard-foot { display: flex; align-items: center; gap: 8px; }

/* ---------- toast ---------- */
.toast { position: fixed; z-index: 300; left: 50%; bottom: 20px; transform: translate(-50%, 30px); max-width: min(92vw, 460px); padding: 12px 18px; border-radius: 12px; background: var(--text); color: var(--bg); font-size: .88rem; font-weight: 500; box-shadow: var(--shadow-lg); opacity: 0; pointer-events: none; transition: all .25s; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- small phones ---------- */
@media (max-width: 420px) {
  .panel-bar { padding: 12px 12px 8px; }
  .chart-wrap { padding: 0 4px; }
  .kv { grid-template-columns: 1fr; }
  .case-banner { flex-direction: column; }
  .legend-pill { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}