/* meubles-eco.com — feuille de style unique (octobre 2026) */
@layer reset, tokens, base, layout, components, utilities;
@view-transition { navigation: auto; }

@layer reset {
  *, ::before, ::after { box-sizing: border-box; }
  * { margin: 0; }
  img, svg { display: block; max-inline-size: 100%; block-size: auto; }
  html { interpolate-size: allow-keywords; scroll-behavior: smooth; scroll-padding-block-start: 5rem; -webkit-text-size-adjust: none; text-size-adjust: none; }
}

@layer tokens {
  :root {
    color-scheme: light dark;
    --paper: light-dark(oklch(97% .012 130), oklch(21% .02 150));
    --surface: light-dark(oklch(99% .006 130), oklch(26% .025 150));
    --ink: light-dark(oklch(26% .03 150), oklch(93% .015 130));
    --muted: light-dark(oklch(47% .03 150), oklch(75% .02 140));
    --forest: light-dark(oklch(38% .08 155), oklch(80% .12 150));
    --oak: light-dark(oklch(72% .09 75), oklch(74% .09 75));
    --line: light-dark(oklch(86% .02 130), oklch(36% .025 150));
    --focus: light-dark(oklch(55% .17 255), oklch(80% .13 255));
    --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Charter, Georgia, serif;
    --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --measure: 68ch;
    --r: .5rem;
    --step-0: clamp(1.0625rem, .6vw + .95rem, 1.1875rem);
    --step-1: clamp(1.3rem, 1vw + 1.05rem, 1.6rem);
    --step-2: clamp(1.7rem, 2vw + 1.1rem, 2.4rem);
    --step-3: clamp(2.2rem, 4vw + 1rem, 3.6rem);
  }
}

@layer base {
  body { font: var(--step-0)/1.65 var(--serif); background: var(--paper); color: var(--ink); min-block-size: 100dvh; display: grid; grid-template-rows: auto 1fr auto; accent-color: var(--forest); }
  h1, h2, h3 { font-family: var(--sans); line-height: 1.15; text-wrap: balance; letter-spacing: -.01em; }
  h1 { font-size: var(--step-3); margin-block-end: .5em; }
  h2 { font-size: var(--step-2); margin-block: 1.6em .5em; }
  h3 { font-size: var(--step-1); margin-block: 1.2em .4em; }
  p, li { text-wrap: pretty; max-inline-size: var(--measure); }
  p + p, ul, ol, blockquote, .tw, details { margin-block-start: 1em; }
  a { color: var(--forest); text-underline-offset: .2em; text-decoration-thickness: .08em; }
  a:hover { text-decoration-thickness: .16em; }
  :focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 2px; }
  ::selection { background: var(--oak); color: #000; }
  time, .meta { color: var(--muted); font: .9rem var(--sans); }
  .l { padding-inline-start: 1.2em; display: grid; gap: .5em; }
  .src { font-size: .9rem; color: var(--muted); }
}

@layer layout {
  .skip { position: absolute; inset-inline-start: 1rem; inset-block-start: -4rem; background: var(--forest); color: var(--paper); padding: .6rem 1rem; z-index: 99; }
  .skip:focus { inset-block-start: 1rem; }
  .bar { position: sticky; inset-block-start: 0; z-index: 10; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .75rem clamp(1rem, 4vw, 3rem); background: color-mix(in oklab, var(--paper) 88%, transparent); backdrop-filter: blur(10px); border-block-end: 1px solid var(--line); font-family: var(--sans); }
  .brand { font-weight: 800; font-size: 1.25rem; letter-spacing: -.02em; color: var(--forest); text-decoration: none; }
  .brand span { color: var(--oak); }
  #menu { display: none; }
  #menu:popover-open { display: block; position: fixed; inset: 3.8rem 1rem auto 1rem; padding: 1rem; background: var(--surface); color: var(--ink); border: 1px solid var(--line); border-radius: var(--r); box-shadow: 0 12px 40px rgb(0 0 0 / .18); }
  #menu ul { list-style: none; padding: 0; display: grid; gap: .25rem; }
  #menu a { display: block; padding: .6rem .75rem; text-decoration: none; border-radius: var(--r); font-weight: 600; }
  #menu a:hover, #menu a[aria-current] { background: color-mix(in oklab, var(--oak) 30%, transparent); }
  .burger { font: 600 .95rem var(--sans); padding: .5rem .9rem; background: none; color: var(--ink); border: 1px solid var(--line); border-radius: var(--r); cursor: pointer; }
  @media (min-width: 52rem) {
    .burger { display: none; }
    #menu, #menu:popover-open { display: block; position: static; inset: auto; padding: 0; background: none; border: 0; box-shadow: none; overflow: visible; }
    #menu ul { display: flex; gap: .25rem; }
  }
  .wrap { inline-size: min(100% - 2rem, 76rem); margin-inline: auto; padding-block: clamp(1.5rem, 4vw, 3.5rem); display: grid; gap: 2rem 3rem; }
  .wrap:has(.toc) { grid-template-columns: minmax(0, 1fr); }
  @media (min-width: 60rem) { .wrap:has(.toc) { grid-template-columns: 15rem minmax(0, 1fr); align-items: start; } .toc { position: sticky; inset-block-start: 5rem; } }
  .site { padding: 2rem clamp(1rem, 4vw, 3rem); background: var(--forest); color: var(--paper); font: .95rem/1.6 var(--sans); display: grid; gap: 1rem; }
  .site a { color: inherit; }
  .site ul { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; }
}

@layer components {
  .hero { padding-block: clamp(1rem, 5vw, 3rem); border-block-end: 4px solid var(--oak); margin-block-end: 2rem; }
  .hero p { font-size: var(--step-1); color: var(--muted); }
  .crumbs ol { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: .4rem; font: .9rem var(--sans); }
  .crumbs li:not(:last-child)::after { content: "/"; margin-inline-start: .4rem; color: var(--muted); }
  .toc { font: .95rem var(--sans); }
  .toc summary { font-weight: 700; cursor: pointer; padding-block: .4rem; }
  .toc ul { list-style: none; padding: 0; display: grid; gap: .1rem; border-inline-start: 2px solid var(--line); }
  .toc a { display: block; padding: .3rem .75rem; text-decoration: none; color: var(--muted); }
  .toc a[aria-current="true"] { color: var(--forest); font-weight: 700; box-shadow: -2px 0 var(--forest); }
  .answer { padding: 1.25rem 1.5rem; border-inline-start: 6px solid var(--forest); background: var(--surface); border-radius: 0 var(--r) var(--r) 0; }
  .grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 17rem), 1fr)); gap: 1rem; padding: 0; list-style: none; }
  .card { container-type: inline-size; padding: 1.1rem 1.25rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); }
  .card h3 { margin-block: 0 .4em; font-size: 1.15rem; }
  .card p { font-size: .98rem; }
  .card small { display: block; margin-block-start: .6em; font: .85rem var(--sans); color: var(--muted); }
  .story { padding: 1.5rem; border: 2px solid var(--forest); border-radius: var(--r); background: var(--surface); }
  .badge { display: inline-block; padding: .2rem .7rem; background: var(--forest); color: var(--paper); font: 700 .85rem var(--sans); border-radius: 99px; }
  .cta { display: inline-block; margin-block-start: 1rem; padding: .75rem 1.25rem; background: var(--forest); color: var(--paper); border-radius: var(--r); font: 700 1rem var(--sans); text-decoration: none; }
  .cta:hover { background: color-mix(in oklab, var(--forest) 80%, var(--ink)); }
  blockquote { padding-inline-start: 1.25rem; border-inline-start: 4px solid var(--oak); font-style: italic; }
  hr { border: 0; border-block-start: 1px solid var(--line); margin-block: 2rem; }
  .tw { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r); }
  table { border-collapse: collapse; inline-size: 100%; min-inline-size: 44rem; font: .95rem/1.5 var(--sans); }
  caption { padding: .75rem; text-align: start; font-weight: 700; }
  th, td { padding: .7rem .9rem; text-align: start; vertical-align: top; border-block-start: 1px solid var(--line); }
  thead th { background: var(--surface); }
  tr.first { background: color-mix(in oklab, var(--oak) 22%, transparent); }
  details.faq { border-block-end: 1px solid var(--line); padding-block: .75rem; }
  details.faq summary { font: 700 1.05rem var(--sans); cursor: pointer; }
  details.faq::details-content { transition: block-size .25s, content-visibility .25s allow-discrete; block-size: 0; overflow: clip; }
  details.faq[open]::details-content { block-size: auto; }
  article > header + section, article > section > section { margin-block-start: 1.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  ::view-transition-group(*), details.faq::details-content { animation: none !important; transition: none !important; }
}
@media print { .bar, .toc, .site, .skip { display: none; } body { background: #fff; color: #000; } a::after { content: " (" attr(href) ")"; font-size: .8em; } }