/* Thème du blogue de VE2CUY : celui de ve2cuy.com (sombre par défaut, mode clair). */

@font-face { font-family: "Sora"; font-weight: 600; font-display: swap; src: url("../fonts/sora-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Sora"; font-weight: 700; font-display: swap; src: url("../fonts/sora-latin-700-normal.woff2") format("woff2"); }
@font-face { font-family: "Sora"; font-weight: 800; font-display: swap; src: url("../fonts/sora-latin-800-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-weight: 400; font-display: swap; src: url("../fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-weight: 500; font-display: swap; src: url("../fonts/ibm-plex-sans-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-weight: 600; font-display: swap; src: url("../fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-weight: 400; font-display: swap; src: url("../fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-weight: 500; font-display: swap; src: url("../fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2"); }

:root {
  --bg: #0b0f14; --panel: #121922; --panel-2: #18212c; --line: #243140; --line-2: #2f3f51;
  --fg: #e7edf3; --muted: #95a3b2;
  --amber: #f2a93b; --cyan: #38bdf8; --green: #4ade80; --violet: #b79cff; --red: #ff7a85;
  --link: #7dd3fc;
  --display: "Sora", "Inter", system-ui, sans-serif;
  --body: "IBM Plex Sans", "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, Consolas, monospace;
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f3f5f8; --panel: #ffffff; --panel-2: #eaeef3; --line: #d5dce5; --line-2: #c2ccd8;
    --fg: #101820; --muted: #4f5d6c;
    --amber: #9a5b06; --cyan: #0369a1; --green: #15803d; --violet: #6d28d9; --red: #b91c1c;
    --link: #0369a1;
    color-scheme: light;
  }
}
:root[data-theme="light"] {
  --bg: #f3f5f8; --panel: #ffffff; --panel-2: #eaeef3; --line: #d5dce5; --line-2: #c2ccd8;
  --fg: #101820; --muted: #4f5d6c;
  --amber: #9a5b06; --cyan: #0369a1; --green: #15803d; --violet: #6d28d9; --red: #b91c1c;
  --link: #0369a1;
  color-scheme: light;
}

* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font-family: var(--body); font-size: 17px; line-height: 1.65; -webkit-font-smoothing: antialiased;
}
:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; border-radius: 4px; }
.wrap { max-width: 1000px; margin: 0 auto; padding: 0 20px; }
.kicker { font-family: var(--mono); font-size: 12.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.c-cyan { color: var(--cyan); } .c-green { color: var(--green); } .c-amber { color: var(--amber); } .c-violet { color: var(--violet); }

/* En-tête */
.site-head { border-bottom: 1px solid var(--line); }
.nav { padding-top: 16px; padding-bottom: 16px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; }
.lockup { display: flex; align-items: center; gap: 12px; color: inherit; text-decoration: none; }
.lockup .name { display: flex; flex-direction: column; font-family: var(--display); font-weight: 700; font-size: 16px; letter-spacing: .02em; }
.lockup .name small { font-family: var(--mono); font-weight: 400; font-size: 11.5px; letter-spacing: .18em; color: var(--green); line-height: 1; }
.nav-links { display: flex; flex-wrap: wrap; align-items: center; gap: 2px; font-size: 14.5px; }
.nav-links a { padding: 12px 11px; color: var(--muted); text-decoration: none; }
.nav-links a:hover, .nav-links a[aria-current] { color: var(--fg); }
.theme-toggle {
  height: 44px; padding: 0 14px; margin-left: 8px; display: inline-flex; align-items: center; gap: 8px;
  border-radius: 10px; border: 1px solid var(--line-2); background: var(--panel); color: var(--fg);
  font-family: var(--mono); font-size: 12.5px; letter-spacing: .1em; cursor: pointer;
}
.theme-toggle .sun, :root[data-theme="light"] .theme-toggle .moon { display: inline; }
.theme-toggle .moon, :root[data-theme="light"] .theme-toggle .sun { display: none; }

/* Accueil */
.hero { padding: 64px 0 24px; }
.hero .wrap { display: flex; flex-direction: column; gap: 16px; }
.hero h1 { margin: 0; max-width: 22ch; font-family: var(--display); font-weight: 600; font-size: clamp(32px, 4.6vw, 54px); line-height: 1.08; letter-spacing: -0.02em; text-wrap: balance; }
.hero .lede { margin: 0; max-width: 60ch; font-size: 19px; color: var(--muted); }
/* Le titre du README et sa devise font double emploi avec la bannière. */
.prose.home > h1:first-child, .prose.home > h1:first-child + p { display: none; }

/* Texte des billets */
main.wrap { padding-top: 40px; padding-bottom: 72px; }
.prose { max-width: 860px; overflow-wrap: break-word; }
.prose h1, .prose h2, .prose h3, .prose h4 { font-family: var(--display); letter-spacing: -0.015em; line-height: 1.2; text-wrap: balance; }
.prose h1 { font-size: clamp(28px, 3.6vw, 40px); font-weight: 700; margin: 1.6em 0 .5em; }
.prose > h1:first-child { margin-top: 0; }
.prose h2 { font-size: clamp(23px, 2.8vw, 30px); font-weight: 700; margin: 1.7em 0 .5em; padding-top: .9em; border-top: 1px solid var(--line); }
.prose h3 { font-size: 21px; font-weight: 600; margin: 1.5em 0 .4em; }
.prose h4 { font-size: 18px; font-weight: 600; margin: 1.3em 0 .3em; }
.prose p, .prose ul, .prose ol, .prose table, .prose pre, .prose blockquote { margin: 0 0 1.1em; }
.prose ul, .prose ol { padding-left: 1.4em; }
.prose li { margin: .25em 0; }
.prose li::marker { color: var(--muted); }
.prose a { color: var(--link); text-decoration: underline; text-decoration-color: color-mix(in srgb, var(--link) 40%, transparent); text-underline-offset: 3px; }
.prose a:hover { text-decoration-color: currentColor; }
.prose strong { font-weight: 600; }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 2em 0; }

.prose img { max-width: 100%; height: auto; border-radius: 10px; vertical-align: middle; }
.prose p > a > img, .prose p > img { margin: 2px; }
.prose a:has(> img) { text-decoration: none; }
.prose img[src$=".gif"] { border-radius: 4px; }

.prose code { font-family: var(--mono); font-size: .88em; padding: .12em .4em; border-radius: 6px; background: var(--panel-2); border: 1px solid var(--line); }
.prose pre { font-family: var(--mono); font-size: 14px; line-height: 1.55; padding: 16px 18px; border-radius: 12px; background: var(--panel); border: 1px solid var(--line); overflow-x: auto; }
.prose pre code { padding: 0; border: 0; background: none; font-size: inherit; }
.prose div.highlight, .prose figure.highlight { margin: 0 0 1.1em; }
.prose div.highlight pre, .prose figure.highlight pre { margin: 0; }

.prose blockquote { padding: 2px 18px; border-left: 3px solid var(--amber); background: var(--panel); border-radius: 0 10px 10px 0; color: var(--muted); }
.prose table { display: block; overflow-x: auto; border-collapse: collapse; font-size: 15px; }
.prose th, .prose td { padding: 8px 12px; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.prose th { background: var(--panel-2); font-weight: 600; }

.prose.home h2 { border-top: 0; padding-top: 0; }
/* « Par Alain Boudreault (VE2CUY) » : petite étiquette */
.prose.home h3:not(#computers, #chips-project, #tubes-project, #ham-radio, #divers) {
  font-family: var(--mono); font-size: 12.5px; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--amber);
}
/* Titres des sections : grands, séparés, avec l'illustration de leur vignette */
.prose.home #computers { --c: var(--cyan); --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='44 6 112 88' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='50' y='12' width='44' height='76' rx='4'/%3E%3Crect x='106' y='12' width='44' height='76' rx='4'/%3E%3Cpath d='M58 26h28M58 38h28M58 50h28M58 62h28M114 26h28M114 38h28M114 50h28M114 62h28'/%3E%3Ccircle cx='64' cy='77' r='2'/%3E%3Ccircle cx='120' cy='77' r='2'/%3E%3C/svg%3E"); }
.prose.home #chips-project { --c: var(--violet); --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='54 6 92 88' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='70' y='22' width='60' height='56' rx='5'/%3E%3Crect x='86' y='38' width='28' height='24' rx='3'/%3E%3Cpath d='M80 22v-10M92 22v-10M104 22v-10M116 22v-10M80 78v10M92 78v10M104 78v10M116 78v10M70 34h-10M70 50h-10M70 66h-10M130 34h10M130 50h10M130 66h10'/%3E%3C/svg%3E"); }
.prose.home #tubes-project { --c: var(--amber); --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='56 12 88 84' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M84 76V36a16 16 0 0 1 32 0v40z'/%3E%3Crect x='80' y='76' width='40' height='10' rx='2'/%3E%3Cpath d='M90 86v6M100 86v6M110 86v6M92 64V44h16v20M92 54h16'/%3E%3Cpath d='M100 28v-8M126 34l6-5M74 34l-6-5'/%3E%3C/svg%3E"); }
.prose.home #ham-radio { --c: var(--green); --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='56 6 88 88' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M100 40v50M88 90h24M92 52l8-12 8 12'/%3E%3Ccircle cx='100' cy='36' r='4'/%3E%3Cpath d='M84 24a22 22 0 0 0 0 24M116 24a22 22 0 0 1 0 24M72 14a38 38 0 0 0 0 44M128 14a38 38 0 0 1 0 44'/%3E%3C/svg%3E"); }
.prose.home #divers { --c: var(--red); --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='52 14 96 80' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='60' y='40' width='80' height='46' rx='5'/%3E%3Cpath d='M86 40v-10a4 4 0 0 1 4-4h20a4 4 0 0 1 4 4v10M60 58h80M94 58v8h12v-8'/%3E%3C/svg%3E"); }
.prose.home h3:is(#computers, #chips-project, #tubes-project, #ham-radio, #divers) {
  display: flex; align-items: center; gap: 18px;
  font-family: var(--display); font-weight: 700; font-size: clamp(26px, 3.2vw, 34px); letter-spacing: -0.02em; color: var(--fg);
  margin: 56px 0 20px; padding-top: 40px; border-top: 1px solid var(--line);
}
/* La première section suit le trait du README : pas de second trait. */
html .prose.home h3#computers { margin-top: 32px; padding-top: 0; border-top: 0; }
html .prose.home h3#computers::after { top: 0; }
.prose.home h3:is(#computers, #chips-project, #tubes-project, #ham-radio, #divers)::before {
  content: ""; flex: none; width: 76px; height: 64px; border-radius: 14px;
  background: var(--panel-2); box-shadow: inset 0 0 0 1px var(--line);
}
.prose.home h3:is(#computers, #chips-project, #tubes-project, #ham-radio, #divers)::after {
  content: ""; position: absolute; width: 76px; height: 64px;
  background: var(--c); -webkit-mask: var(--icon) center / 58px 50px no-repeat; mask: var(--icon) center / 58px 50px no-repeat;
}
.prose.home h3:is(#computers, #chips-project, #tubes-project, #ham-radio, #divers) { position: relative; }
.prose.home h3:is(#computers, #chips-project, #tubes-project, #ham-radio, #divers)::after { left: 0; top: 40px; }
/* Listes en index à trois colonnes, puce dans la couleur de la section */
.prose.home #computers + ul { --c: var(--cyan); }
.prose.home #chips-project + ul { --c: var(--violet); }
.prose.home #tubes-project + ul { --c: var(--amber); }
.prose.home #ham-radio + ul { --c: var(--green); }
.prose.home #divers + ul { --c: var(--red); }
.prose.home ul { list-style: none; padding: 0; columns: 3 220px; column-gap: 32px; }
.prose.home li { break-inside: avoid; position: relative; margin: 0; padding: 4px 0 4px 16px; font-size: 15px; }
.prose.home li::before { content: ""; position: absolute; left: 0; top: calc(4px + .72em); width: 6px; height: 6px; border-radius: 2px; background: var(--c, var(--muted)); }
.prose.home li a { color: var(--fg); text-decoration: none; }
.prose.home li a:hover { color: var(--c, var(--link)); text-decoration: underline; text-underline-offset: 3px; }

/* Vignettes des sections, sur l'accueil */
.c-red { color: var(--red); }
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(150px, 100%), 1fr)); gap: 14px; margin: 8px 0 48px; }
.tile {
  border-radius: 16px; overflow: hidden; border: 1px solid var(--line); background: var(--panel); color: var(--fg);
  text-decoration: none; display: flex; flex-direction: column; transition: border-color .2s ease, transform .2s ease;
}
.tile:hover { border-color: var(--line-2); transform: translateY(-2px); }
.tile .art { height: 104px; background: var(--panel-2); display: flex; align-items: center; justify-content: center; }
.tile .art svg { width: 180px; height: 90px; }
.tile .body { padding: 14px 16px 16px; display: flex; flex-direction: column; gap: 4px; }
.tile .heading { font-family: var(--display); font-weight: 700; font-size: 17px; }
.tile .desc { font-size: 13.5px; line-height: 1.45; color: var(--muted); }
.prose h3[id] { scroll-margin-top: 24px; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* Coloration du code (Rouge) */
.highlight .c, .highlight .c1, .highlight .cm, .highlight .cs { color: var(--muted); font-style: italic; }
.highlight .cp, .highlight .cpf { color: var(--cyan); }
.highlight .k, .highlight .kd, .highlight .kn, .highlight .kr, .highlight .kt { color: var(--violet); }
.highlight .s, .highlight .s1, .highlight .s2, .highlight .sc { color: var(--green); }
.highlight .m, .highlight .mi, .highlight .mf, .highlight .mh, .highlight .il { color: var(--amber); }
.highlight .nf, .highlight .nb { color: var(--cyan); }
.highlight .o, .highlight .p { color: var(--fg); }

/* Pied de page */
.site-foot { border-top: 1px solid var(--line); }
.site-foot .wrap { padding-top: 24px; padding-bottom: 32px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px; }
.site-foot .copy { font-family: var(--mono); font-size: 13px; color: var(--muted); }
.site-foot a { color: inherit; }