@font-face { font-family: "Inter Display"; src: url("/assets/fonts/InterDisplay-Medium.woff") format("woff"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Inter Display"; src: url("/assets/fonts/InterDisplay-SemiBold.woff") format("woff"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Lora"; src: url("/assets/fonts/Lora-Variable.woff") format("woff"); font-weight: 400 700; font-display: swap; }
@font-face { font-family: "Lora"; src: url("/assets/fonts/Lora-Italic-Variable.woff") format("woff"); font-weight: 400 700; font-style: italic; font-display: swap; }

:root {
  --paper: #f2f4ef;
  --paper-2: #e6ebe1;
  --ink: #1c2a22;
  --ink-2: #4a5a4f;
  --grass: #2f6b35;
  --contour: #9b6a3a;
  --water: #2d5a86;
  --rule: #c9d2c3;
  --s1: #5e9e4e; --s2: #d4ad35; --s3: #e07b26; --s4: #b8322a; --s5: #5a1414;
  --sans: "Inter Display", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --serif: "Lora", Georgia, "Times New Roman", serif;
  --measure: 66ch;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #141c17; --paper-2: #1d2721; --ink: #e5ebe3; --ink-2: #a9b6aa;
    --grass: #7cbf74; --contour: #d29a62; --water: #8fb8e3; --rule: #34433a;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 400 1.0625rem/1.65 var(--serif);
  font-variant-numeric: lining-nums;
}
img, svg { max-width: 100%; }
a { color: var(--water); text-underline-offset: 0.18em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--water); outline-offset: 2px; }

h1, h2, h3 { font-family: var(--sans); font-weight: 600; line-height: 1.15; letter-spacing: -0.01em; color: var(--ink); }
h1 { font-size: clamp(2rem, 4.6vw, 3.1rem); margin: 0 0 0.5em; max-width: 20ch; letter-spacing: -0.02em; }
h2 { font-size: 1.55rem; margin: 2.2em 0 0.6em; }
h3 { font-size: 1.15rem; margin: 1.8em 0 0.4em; }
p, li { max-width: var(--measure); }
p { margin: 0 0 1em; }
.lede { font-size: 1.2rem; color: var(--ink-2); max-width: 54ch; }

.wrap { width: min(100% - 32px, 1120px); margin-inline: auto; }
.prose { width: min(100% - 32px, 760px); margin-inline: auto; }

/* En-tête */
.site-head { border-bottom: 1px solid var(--rule); }
.site-head .wrap { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 28px; padding: 16px 0; }
.brand { font: 600 1.15rem var(--sans); color: var(--ink); text-decoration: none; display: inline-flex; gap: 10px; align-items: center; }
.brand svg { width: 26px; height: 26px; flex: none; }
.nav { display: flex; flex-wrap: wrap; gap: 4px 20px; font: 500 0.95rem var(--sans); }
.nav a { color: var(--ink-2); text-decoration: none; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); text-decoration: underline; }

/* Accueil */
.hero { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 48px; align-items: center; padding: 56px 0 40px; }
.hero-figure { margin: 0; }
.hero-figure figcaption { font: 500 0.85rem/1.4 var(--sans); color: var(--ink-2); margin-top: 10px; max-width: 46ch; }
.cta { display: inline-block; font: 600 1.05rem var(--sans); background: var(--grass); color: #fff; padding: 14px 22px; border-radius: 4px; text-decoration: none; }
.cta:hover { background: color-mix(in srgb, var(--grass) 85%, #000); text-decoration: none; }
@media (prefers-color-scheme: dark) { .cta { color: #0f1a12; } }
.steps { list-style: none; padding: 0; margin: 8px 0 0; counter-reset: s; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; border-top: 1px solid var(--rule); padding-top: 28px; }
.steps li { counter-increment: s; }
.steps li::before { content: counter(s); font: 600 2.4rem/1 var(--sans); color: var(--contour); display: block; margin-bottom: 8px; }
.steps h3 { margin: 0 0 6px; }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px; }
.index-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--rule); }
.index-list li { border-bottom: 1px solid var(--rule); padding: 14px 0; max-width: none; }
.index-list a { font: 600 1.1rem var(--sans); }
.index-list span { display: block; color: var(--ink-2); font-size: 0.98rem; }

/* Articles */
.article-head { padding: 48px 0 8px; }
.meta { font: 500 0.9rem var(--sans); color: var(--ink-2); }
.callout { border-left: 4px solid var(--contour); background: var(--paper-2); padding: 14px 18px; margin: 1.6em 0; }
.callout p:last-child { margin: 0; }
.mini-cta { display: flex; flex-wrap: wrap; gap: 12px 20px; align-items: center; border: 1px solid var(--rule); padding: 18px 20px; margin: 2em 0; background: var(--paper-2); }
.mini-cta p { margin: 0; flex: 1 1 260px; }
table.data { border-collapse: collapse; width: 100%; margin: 1.2em 0 1.6em; font: 400 0.98rem/1.45 var(--sans); }
table.data th, table.data td { text-align: left; border-bottom: 1px solid var(--rule); padding: 9px 10px 9px 0; vertical-align: top; }
table.data thead th { font-weight: 600; border-bottom: 2px solid var(--ink); }
table.data td.num, table.data th.num { text-align: right; font-variant-numeric: tabular-nums; }
.table-scroll { overflow-x: auto; }
.sources { font-size: 0.95rem; color: var(--ink-2); }
.sources li { margin-bottom: 4px; }
.disclosure { font: 400 0.88rem/1.45 var(--sans); color: var(--ink-2); border-top: 1px solid var(--rule); padding-top: 10px; margin-top: 2em; }
.tag-aff { font: 500 0.78rem var(--sans); color: var(--ink-2); }
.slope-scale { display: flex; flex-wrap: wrap; gap: 4px 18px; padding: 0; list-style: none; font: 500 0.9rem var(--sans); }
.slope-scale li::before { content: ""; display: inline-block; width: 12px; height: 12px; border-radius: 50%; margin-right: 6px; vertical-align: -1px; background: var(--c); }

/* Diagnostic */
.tool { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 28px; align-items: start; padding-bottom: 32px; }
.tool-map { position: relative; }
.tilemap { position: relative; overflow: hidden; height: min(68vh, 620px); min-height: 380px; background: #b9c2b3; touch-action: none; user-select: none; cursor: grab; border: 1px solid var(--rule); }
.tilemap:active { cursor: grabbing; }
.tilemap.is-drawing { cursor: crosshair; }
.tilemap-pane { position: absolute; inset: 0; }
.tilemap-tile { position: absolute; left: 0; top: 0; width: 256px; height: 256px; max-width: none; }
.tilemap-tile.is-missing { visibility: hidden; }
.tilemap-overlay { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 5; pointer-events: none; }
.tilemap-overlay .zone { fill: rgba(255, 255, 255, 0.16); stroke: #fff; stroke-width: 2.5; }
.tilemap-overlay .zone.is-selected { stroke: #ffd84a; stroke-width: 3.5; }
.tilemap-overlay .drawing { fill: none; stroke: #ffd84a; stroke-width: 2.5; stroke-dasharray: 6 4; }
.tilemap-overlay .vertex { fill: #ffd84a; stroke: #1c2a22; stroke-width: 1.5; }
.tilemap-overlay .vertex.first { fill: #fff; }
.tilemap-overlay .dot { stroke: none; opacity: 0.85; }
.tilemap-overlay .dot.under { stroke: #fff; stroke-width: 1.4; stroke-dasharray: 2 2; }
.dot.s1 { fill: var(--s1); } .dot.s2 { fill: var(--s2); } .dot.s3 { fill: var(--s3); } .dot.s4 { fill: var(--s4); } .dot.s5 { fill: var(--s5); } .dot.nd { fill: #888; }
.map-ui { position: absolute; z-index: 6; right: 10px; top: 10px; display: flex; flex-direction: column; gap: 6px; }
.map-ui button { width: 38px; height: 38px; font: 600 1.3rem var(--sans); background: #fff; color: #1c2a22; border: 1px solid #9aa596; border-radius: 4px; cursor: pointer; }
.map-attrib { position: absolute; z-index: 6; right: 0; bottom: 0; background: rgba(255,255,255,0.85); color: #1c2a22; font: 400 0.72rem var(--sans); padding: 2px 6px; }
.map-layer { position: absolute; z-index: 6; left: 10px; bottom: 10px; background: rgba(255,255,255,0.92); color: #1c2a22; font: 500 0.85rem var(--sans); padding: 6px 10px; border-radius: 4px; }
.draw-hint { position: absolute; z-index: 6; left: 10px; top: 10px; right: 60px; background: rgba(28,42,34,0.88); color: #fff; font: 500 0.9rem/1.35 var(--sans); padding: 8px 12px; max-width: 46ch; }

.panel { font-family: var(--sans); font-size: 0.97rem; line-height: 1.45; }
.panel h2 { font-size: 1.05rem; margin: 0 0 8px; }
.panel section { border-top: 1px solid var(--rule); padding: 16px 0 18px; }
.panel section:first-child { border-top: 0; padding-top: 0; }
.panel label { display: block; font-weight: 500; margin-bottom: 6px; }
.panel p { margin: 0 0 8px; color: var(--ink-2); }
.field-row { display: flex; gap: 8px; }
input[type="search"], input[type="number"], select { font: 400 1rem var(--sans); color: var(--ink); background: var(--paper); border: 1px solid #8f9b8b; border-radius: 4px; padding: 9px 10px; width: 100%; min-width: 0; }
.btn { font: 600 0.95rem var(--sans); border-radius: 4px; padding: 9px 14px; cursor: pointer; border: 1px solid var(--ink); background: transparent; color: var(--ink); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-primary { background: var(--grass); border-color: var(--grass); color: #fff; width: 100%; padding: 13px 16px; font-size: 1.02rem; }
@media (prefers-color-scheme: dark) { .btn-primary { color: #0f1a12; } }
.btn-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0; }
.address-results { list-style: none; padding: 0; margin: 6px 0 0; }
.address-results button { all: unset; display: block; cursor: pointer; padding: 7px 4px; border-bottom: 1px solid var(--rule); width: 100%; }
.address-results button:hover, .address-results button:focus-visible { background: var(--paper-2); }
.check { display: flex !important; gap: 8px; align-items: flex-start; font-weight: 400 !important; }
.check input { margin-top: 4px; }
.status { min-height: 1.4em; margin: 8px 0 0; font-weight: 500; }
.status[data-kind="error"] { color: #b3261e; }
@media (prefers-color-scheme: dark) { .status[data-kind="error"] { color: #ff8a80; } }
.zone-summary { font-weight: 600; color: var(--ink); }

.results { border-top: 2px solid var(--ink); padding-top: 24px; margin-top: 8px; }
.results h2 { margin-top: 0; }
.figures { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border-bottom: 1px solid var(--rule); margin: 16px 0 20px; }
.figures div { padding: 4px 18px 18px 0; }
.figures div + div { border-left: 1px solid var(--rule); padding-left: 18px; }
.figures dt { font: 500 0.92rem var(--sans); color: var(--ink-2); }
.figures dd { margin: 4px 0 0; }
.figures .big { font: 600 clamp(1.5rem, 3.4vw, 2.2rem)/1.1 var(--sans); display: block; letter-spacing: -0.02em; }
.figures .note { font: 400 0.88rem var(--sans); color: var(--ink-2); display: block; margin-top: 4px; }
.results-cols { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 36px; }
.warnings { border-left: 4px solid var(--s3); padding: 8px 0 8px 16px; margin: 12px 0; }
.warnings li { margin-bottom: 6px; }
.demo-banner { background: #ffd84a; color: #1c2a22; font: 600 0.95rem var(--sans); padding: 8px 16px; text-align: center; }
.manual { border-top: 1px solid var(--rule); margin-top: 32px; padding-top: 8px; }
.manual-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px 16px; font-family: var(--sans); }
.manual-grid label { font: 500 0.92rem var(--sans); display: block; margin-bottom: 4px; }

/* Pied de page */
.site-foot { border-top: 1px solid var(--rule); margin-top: 64px; padding: 24px 0 40px; font: 400 0.9rem/1.5 var(--sans); color: var(--ink-2); }
.site-foot .wrap { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; }
.site-foot a { color: var(--ink-2); }

@media (max-width: 900px) {
  .hero, .split, .tool, .results-cols { grid-template-columns: minmax(0, 1fr); }
  .hero { padding-top: 32px; gap: 28px; }
  .steps { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .tilemap { height: 62vh; min-height: 340px; }
  .manual-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .figures { grid-template-columns: minmax(0, 1fr); }
  .figures div + div { border-left: 0; padding-left: 0; border-top: 1px solid var(--rule); padding-top: 12px; }
  body { font-size: 1rem; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } }
.skip { position: absolute; left: -9999px; top: 8px; background: var(--paper); padding: 8px 12px; z-index: 50; font-family: var(--sans); }
.skip:focus { left: 8px; }
.model-list { padding-left: 1.1em; font-family: var(--sans); font-size: 0.95rem; }
.model-list li { margin-bottom: 10px; }