/* ===================================================================
   DidaPy — feuille de style
   =================================================================== */
:root {
  --bg: #f5f7fb;
  --bg2: #eef1f7;
  --panel: #ffffff;
  --panel2: #f3f5fa;
  --text: #1b2232;
  --muted: #5f6a82;
  --faint: #8d96ab;
  --border: #dde2ec;
  --border2: #c9d0de;
  --accent: #3b6cf6;
  --accent-ink: #ffffff;
  --accent-soft: #e6edff;
  --green: #12a37f;
  --green-soft: #dcf5ec;
  --amber: #c98a00;
  --amber-soft: #fff4d6;
  --red: #e5484d;
  --red-soft: #fde8e8;
  --board: #e8a33d;
  --ws-bg: #eef2f9;
  --ws-dot: #cfd7e6;
  --wire-gnd: #2b2f3a;
  --code-bg: #ffffff;
  --gutter: #f5f7fb;
  --shadow: 0 1px 2px rgba(20, 30, 60, .06), 0 6px 20px rgba(20, 30, 60, .06);
  --shadow-lg: 0 10px 40px rgba(20, 30, 60, .16);
  --radius: 12px;
  --mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  --tok-kw: #7c3aed;
  --tok-str: #0d7a3e;
  --tok-num: #b4540d;
  --tok-com: #8a93a6;
  --tok-def: #1f5fd6;
  --tok-builtin: #0b7c8c;
  --tok-op: #5f6a82;
  --tok-var: #1b2232;
  --tok-prop: #a3367a;
  --tok-atom: #b4540d;
  --tok-err: #e5484d;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0e121b; --bg2: #131826; --panel: #161c2a; --panel2: #1b2233; --text: #e3e8f3; --muted: #9aa5bd; --faint: #6d7892;
    --border: #273047; --border2: #34405c; --accent: #6c8fff; --accent-ink: #0b1020; --accent-soft: #1d2a4d;
    --green: #3ccf9f; --green-soft: #133a30; --amber: #f0b43c; --amber-soft: #3a2f14; --red: #ff6b70; --red-soft: #3d1a1e;
    --ws-bg: #111624; --ws-dot: #222b40; --wire-gnd: #8b93a5; --code-bg: #121827; --gutter: #121827;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 6px 20px rgba(0, 0, 0, .25); --shadow-lg: 0 10px 40px rgba(0, 0, 0, .5);
    --tok-kw: #c792ea; --tok-str: #a5d6a7; --tok-num: #f7a86b; --tok-com: #6c7896; --tok-def: #82aaff; --tok-builtin: #6fd3e3;
    --tok-op: #9aa5bd; --tok-var: #e3e8f3; --tok-prop: #f39bd0; --tok-atom: #f7a86b;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0e121b; --bg2: #131826; --panel: #161c2a; --panel2: #1b2233; --text: #e3e8f3; --muted: #9aa5bd; --faint: #6d7892;
  --border: #273047; --border2: #34405c; --accent: #6c8fff; --accent-ink: #0b1020; --accent-soft: #1d2a4d;
  --green: #3ccf9f; --green-soft: #133a30; --amber: #f0b43c; --amber-soft: #3a2f14; --red: #ff6b70; --red-soft: #3d1a1e;
  --ws-bg: #111624; --ws-dot: #222b40; --wire-gnd: #8b93a5; --code-bg: #121827; --gutter: #121827;
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 6px 20px rgba(0, 0, 0, .25); --shadow-lg: 0 10px 40px rgba(0, 0, 0, .5);
  --tok-kw: #c792ea; --tok-str: #a5d6a7; --tok-num: #f7a86b; --tok-com: #6c7896; --tok-def: #82aaff; --tok-builtin: #6fd3e3;
  --tok-op: #9aa5bd; --tok-var: #e3e8f3; --tok-prop: #f39bd0; --tok-atom: #f7a86b;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.6 Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, kbd, pre { font-family: var(--mono); }
:not(pre) > code { background: var(--panel2); border: 1px solid var(--border); border-radius: 5px; padding: 0 .3em; font-size: .88em; }
kbd { background: var(--panel); border: 1px solid var(--border2); border-bottom-width: 2px; border-radius: 5px; padding: 0 .4em; font-size: .82em; }
h1, h2, h3 { line-height: 1.25; letter-spacing: -.01em; }
.muted { color: var(--muted); }
.grow { flex: 1; }
[hidden] { display: none !important; }

/* ---------- barre du haut ---------- */
.topbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 18px;
  height: 56px; padding: 0 18px;
  background: color-mix(in srgb, var(--panel) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 9px; color: var(--text); font-weight: 700; font-size: 18px; }
.brand:hover { text-decoration: none; }
.brand-logo { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 8px; background: var(--accent); color: var(--accent-ink); font: 700 13px var(--mono); }
.brand-name b { color: var(--accent); }
.mainnav { display: flex; gap: 2px; overflow-x: auto; scrollbar-width: none; }
.mainnav a { padding: 6px 12px; border-radius: 8px; color: var(--muted); font-weight: 500; white-space: nowrap; }
.mainnav a:hover { background: var(--panel2); color: var(--text); text-decoration: none; }
.mainnav a.active { background: var(--accent-soft); color: var(--accent); }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.serial-badge {
  display: flex; align-items: center; gap: 7px; padding: 5px 11px; border-radius: 99px;
  border: 1px solid var(--border); background: var(--panel); color: var(--muted); font: 500 13px Inter, sans-serif; cursor: pointer; white-space: nowrap;
}
.serial-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--faint); }
.serial-badge.on { color: var(--green); border-color: color-mix(in srgb, var(--green) 40%, var(--border)); background: var(--green-soft); }
.serial-badge.on .dot { background: var(--green); box-shadow: 0 0 0 3px color-mix(in srgb, var(--green) 25%, transparent); }

/* ---------- boutons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 16px; border-radius: 9px; border: 1px solid var(--border2);
  background: var(--panel); color: var(--text); font: 600 14px Inter, sans-serif; cursor: pointer;
  transition: background .15s, border-color .15s, transform .05s; white-space: nowrap;
}
.btn:hover { background: var(--panel2); text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(1.07); }
.btn.danger { background: var(--red); border-color: var(--red); color: #fff; }
.btn.board { border-color: color-mix(in srgb, var(--amber) 55%, var(--border)); color: var(--amber); }
.btn.board:hover { background: var(--amber-soft); }
.btn.danger-ghost { color: var(--red); }
.btn.sm { padding: 5px 11px; font-size: 13px; border-radius: 8px; }
.btn.xs { padding: 2px 8px; font-size: 11.5px; border-radius: 6px; }
.icon-btn { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 8px; border: 1px solid transparent; background: transparent; color: var(--muted); cursor: pointer; font-size: 16px; }
.icon-btn:hover { background: var(--panel2); color: var(--text); }
.icon-btn.sm { width: 26px; height: 26px; font-size: 16px; }
.link-btn { background: none; border: 0; color: var(--accent); cursor: pointer; font: 500 13px Inter, sans-serif; padding: 2px 4px; }
.link-btn:hover { text-decoration: underline; }
select { font: 500 13px Inter, sans-serif; color: var(--text); background: var(--panel); border: 1px solid var(--border2); border-radius: 8px; padding: 5px 8px; }
select.sm { padding: 4px 8px; }
.chk { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--muted); cursor: pointer; }
.chk.big { font-size: 14px; color: var(--text); font-weight: 500; }
.chk input { accent-color: var(--accent); width: 16px; height: 16px; }

/* ---------- vues ---------- */
.view { display: none; }
.view.active { display: block; }

/* ---------- accueil ---------- */
#view-home { max-width: 1180px; margin: 0 auto; padding: 40px 24px 64px; }
.hero { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; margin-bottom: 44px; }
.eyebrow { color: var(--accent); font-weight: 600; letter-spacing: .06em; text-transform: uppercase; font-size: 12.5px; margin: 0 0 10px; }
.hero h1 { font-size: clamp(30px, 4vw, 44px); margin: 0 0 16px; }
.lead { font-size: 17px; color: var(--muted); margin: 0 0 24px; max-width: 60ch; }
.hero-cta { display: flex; gap: 10px; flex-wrap: wrap; }
.hero-cta .btn { padding: 11px 20px; font-size: 15px; }
.hero-code { margin: 0; padding: 20px 22px; background: var(--code-bg); border: 1px solid var(--border); border-radius: 16px; box-shadow: var(--shadow-lg); font-size: 13.5px; line-height: 1.65; overflow-x: auto; }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 40px; }
.feature { display: block; padding: 20px; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); color: var(--text); box-shadow: var(--shadow); transition: transform .15s, border-color .15s; }
.feature:hover { text-decoration: none; transform: translateY(-2px); border-color: var(--accent); }
.feature-ico { font-size: 26px; }
.feature h3 { margin: 8px 0 6px; font-size: 16.5px; }
.feature p { margin: 0; color: var(--muted); font-size: 14px; }
.steps { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px 28px; }
.steps h2 { margin: 0 0 10px; font-size: 20px; }
.steps li { margin: 6px 0; }

/* ---------- cours ---------- */
.cours-layout { display: grid; grid-template-columns: 290px 1fr; max-width: 1240px; margin: 0 auto; min-height: calc(100vh - 56px); }
.cours-side { border-right: 1px solid var(--border); padding: 22px 14px; position: sticky; top: 56px; height: calc(100vh - 56px); overflow-y: auto; }
.progress-box { padding: 0 8px 14px; }
.progress-lbl { display: flex; justify-content: space-between; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.progress-bar { height: 6px; border-radius: 99px; background: var(--bg2); overflow: hidden; }
.progress-bar div { height: 100%; width: 0; background: var(--green); border-radius: 99px; transition: width .3s; }
.lesson-part { font-size: 11.5px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--faint); padding: 14px 10px 6px; }
.lesson-list a { display: flex; align-items: center; gap: 10px; padding: 7px 10px; border-radius: 8px; color: var(--text); font-size: 14px; line-height: 1.35; }
.lesson-list a:hover { background: var(--panel2); text-decoration: none; }
.lesson-list a.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.lesson-list .num { flex: none; display: grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: var(--bg2); font-size: 11.5px; font-weight: 700; color: var(--muted); }
.lesson-list a.active .num { background: var(--accent); color: var(--accent-ink); }
.lesson-list .t { flex: 1; }
.lesson-list .done-mark { color: var(--green); font-weight: 700; visibility: hidden; }
.lesson-list a.done .done-mark { visibility: visible; }
.lesson { padding: 32px 44px 60px; max-width: 880px; }
.lesson-meta { display: flex; gap: 14px; align-items: center; color: var(--muted); font-size: 13px; }
.tag { display: inline-block; padding: 2px 9px; border-radius: 99px; font-size: 11.5px; font-weight: 700; background: var(--bg2); color: var(--muted); }
.tag.py { background: var(--accent-soft); color: var(--accent); }
.tag.mp { background: var(--amber-soft); color: var(--amber); }
.lesson h1 { font-size: 30px; margin: 10px 0 18px; }
.lesson-body { font-size: 15.5px; }
.lesson-body li { margin: 4px 0; }
.tip { margin: 16px 0; padding: 12px 16px; border-radius: 10px; background: var(--accent-soft); border-left: 4px solid var(--accent); font-size: 14.5px; }
.tip.warn { background: var(--amber-soft); border-left-color: var(--amber); }
table.mini { border-collapse: collapse; margin: 10px 0; }
table.mini td { padding: 5px 14px 5px 0; border-bottom: 1px solid var(--border); }
pre.inline-code { background: var(--code-bg); border: 1px solid var(--border); border-radius: 8px; padding: 10px 14px; font-size: 13px; overflow-x: auto; }
.code-card { margin: 24px 0 14px; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: var(--code-bg); box-shadow: var(--shadow); }
.code-card-head { display: flex; align-items: center; gap: 8px; padding: 8px 12px; background: var(--panel2); border-bottom: 1px solid var(--border); font-size: 13px; font-weight: 600; color: var(--muted); }
.code-block { margin: 0; padding: 16px 18px; font-size: 13.5px; line-height: 1.65; overflow-x: auto; background: var(--code-bg); }
.setup-note { font-size: 13.5px; color: var(--muted); margin: 0 0 18px; }
.exercise { padding: 16px 20px; border-radius: var(--radius); border: 1px dashed var(--green); background: var(--green-soft); }
.exercise .ex-title { font-weight: 700; color: var(--green); }
.exercise p { margin: 6px 0 0; }
.lesson-foot { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 30px; padding-top: 20px; border-top: 1px solid var(--border); }

/* ---------- atelier ---------- */
.atelier { display: grid; grid-template-columns: minmax(380px, 44%) 1fr; height: calc(100vh - 56px); }
.pane { display: flex; flex-direction: column; min-width: 0; min-height: 0; position: relative; }
.editor-pane { border-right: 1px solid var(--border); background: var(--panel); }
.toolbar { display: flex; align-items: center; gap: 6px; padding: 8px 10px; border-bottom: 1px solid var(--border); background: var(--panel); flex-wrap: wrap; }
.toolbar .sep { width: 1px; height: 22px; background: var(--border); margin: 0 4px; }
#exampleSelect { flex: 1 1 120px; min-width: 90px; max-width: 200px; }
.editor-pane .toolbar { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
.editor-pane .toolbar .btn { flex: none; }
.editor-wrap { flex: 1; min-height: 120px; position: relative; }
.editor-wrap .CodeMirror { position: absolute; inset: 0; height: auto; }
.statusline { display: flex; justify-content: space-between; padding: 3px 12px; font-size: 12px; color: var(--muted); background: var(--panel2); border-top: 1px solid var(--border); }
.statusline.running { color: var(--accent); }
.statusline.running.board { color: var(--amber); }
.statusline.error { color: var(--red); background: var(--red-soft); }
.statusline.ok { color: var(--green); }
.console-wrap { height: 32%; min-height: 120px; display: flex; flex-direction: column; border-top: 1px solid var(--border); }
.console-head { display: flex; align-items: center; padding: 4px 12px; font-size: 12px; font-weight: 600; color: var(--muted); background: var(--panel2); border-bottom: 1px solid var(--border); text-transform: uppercase; letter-spacing: .05em; }
.console { flex: 1; margin: 0; padding: 10px 12px; overflow: auto; font-size: 13px; line-height: 1.5; background: #0f1320; color: #dfe6f5; white-space: pre-wrap; word-break: break-word; }
.console .sys { color: #8fb0ff; font-weight: 600; }
.console .info { color: #8a96b3; font-style: italic; }
.console .ok { color: #57d9a3; }
.console .err { color: #ff7b80; font-weight: 600; }
.console .hint { color: #ffd479; }
.console .warn { color: #ffb454; }
.console .board { color: #ffe3a3; }

/* CodeMirror : thème DidaPy */
.cm-s-dida.CodeMirror { background: var(--code-bg); color: var(--tok-var); font-family: var(--mono); font-size: 14px; line-height: 1.6; }
.cm-s-dida .CodeMirror-gutters { background: var(--gutter); border-right: 1px solid var(--border); }
.cm-s-dida .CodeMirror-linenumber { color: var(--faint); padding: 0 10px 0 4px; }
.cm-s-dida .CodeMirror-cursor { border-left: 2px solid var(--accent); }
.cm-s-dida .CodeMirror-activeline-background { background: color-mix(in srgb, var(--accent) 7%, transparent); }
.cm-s-dida .CodeMirror-selected, .cm-s-dida .CodeMirror-focused .CodeMirror-selected { background: color-mix(in srgb, var(--accent) 22%, transparent); }
.cm-s-dida .CodeMirror-matchingbracket { color: var(--green) !important; font-weight: 700; background: color-mix(in srgb, var(--green) 15%, transparent); }
.cm-s-dida .cm-keyword { color: var(--tok-kw); font-weight: 600; }
.cm-s-dida .cm-string, .cm-s-dida .cm-string-2 { color: var(--tok-str); }
.cm-s-dida .cm-number { color: var(--tok-num); }
.cm-s-dida .cm-comment { color: var(--tok-com); font-style: italic; }
.cm-s-dida .cm-def { color: var(--tok-def); font-weight: 600; }
.cm-s-dida .cm-builtin { color: var(--tok-builtin); }
.cm-s-dida .cm-operator { color: var(--tok-op); }
.cm-s-dida .cm-variable { color: var(--tok-var); }
.cm-s-dida .cm-variable-2 { color: var(--tok-def); }
.cm-s-dida .cm-property { color: var(--tok-prop); }
.cm-s-dida .cm-atom { color: var(--tok-atom); }
.cm-s-dida .cm-meta { color: var(--tok-builtin); }
.cm-s-dida .cm-error { color: var(--tok-err); text-decoration: underline wavy; }
.dp-err-gutter { width: 16px; }
.err-gutter { color: var(--red); font-size: 12px; text-align: center; cursor: help; }
.err-gutter.live { color: var(--amber); }
.cm-err-line { background: color-mix(in srgb, var(--red) 16%, transparent) !important; }
.cm-err-live { background: color-mix(in srgb, var(--amber) 16%, transparent) !important; }
.err-widget { margin: 2px 8px 6px 4px; padding: 7px 12px; border-radius: 8px; background: var(--red-soft); border-left: 3px solid var(--red); font: 13px/1.45 Inter, sans-serif; color: var(--text); }
.err-widget.live { background: var(--amber-soft); border-left-color: var(--amber); }
.err-widget .err-title b { color: var(--red); }
.err-widget.live .err-title b { color: var(--amber); }
.err-ln { color: var(--muted); font-size: 12px; }
.err-hint { margin-top: 3px; color: var(--muted); }

/* ---------- simulateur ---------- */
.sim-pane { background: var(--ws-bg); }
.palette { display: flex; gap: 6px; padding: 8px 10px; overflow-x: auto; border-bottom: 1px solid var(--border); background: var(--panel); scrollbar-width: thin; }
.chip-comp { flex: none; display: flex; align-items: center; gap: 6px; padding: 5px 11px 5px 8px; border-radius: 99px; border: 1px solid var(--border); background: var(--panel2); color: var(--text); font: 500 12.5px Inter, sans-serif; cursor: grab; user-select: none; }
.chip-comp:hover { border-color: var(--accent); background: var(--accent-soft); }
.chip-comp:active { cursor: grabbing; }
.chip-comp .ico { font-size: 15px; }
.ws-scroller { flex: 1; overflow: auto; position: relative; }
.ws-inner {
  position: relative; width: 1700px; height: 1100px;
  background-image: radial-gradient(var(--ws-dot) 1.2px, transparent 1.3px);
  background-size: 20px 20px;
}
.ws-wires { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 3; overflow: visible; }
.wire { fill: none; stroke-width: 3; stroke-linecap: round; }
.wire.pwr { stroke-width: 2.5; }
.wire-shadow { fill: none; stroke: rgba(0, 0, 0, .25); stroke-width: 5; stroke-linecap: round; }
.ws-foot { display: flex; align-items: center; gap: 12px; padding: 5px 12px; font-size: 12px; color: var(--muted); background: var(--panel); border-top: 1px solid var(--border); flex-wrap: wrap; }

/* carte ESP32 */
.esp-board {
  position: absolute; z-index: 2; display: flex; align-items: stretch;
  background: linear-gradient(160deg, #1d2536, #151b28); border-radius: 10px; padding: 10px 4px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .3); cursor: grab; user-select: none; color: #cfd6e6;
}
.esp-board.dragging { cursor: grabbing; }
.board-col { display: flex; flex-direction: column; gap: 2px; }
.bpin { display: flex; align-items: center; gap: 5px; height: 20px; font: 600 10.5px var(--mono); color: #aeb8cf; }
.board-col.left .bpin { flex-direction: row; }
.board-col.right .bpin { flex-direction: row-reverse; }
.bpin .dot { width: 11px; height: 11px; border-radius: 3px; background: #c7a24a; border: 2px solid #8a6d25; box-sizing: border-box; flex: none; }
.bpin.pwr { color: #ff8f8f; }
.bpin.pwr .dot { background: #777; border-color: #555; }
.bpin.used { color: #fff; }
.bpin.used .dot { background: #ffd24a; }
.bpin.high .dot { background: #ff5b5b; border-color: #a82020; box-shadow: 0 0 6px #ff5b5b; }
.board-mid { width: 150px; display: flex; flex-direction: column; align-items: center; justify-content: space-between; padding: 0 8px; }
.chip { width: 118px; background: #2c3342; border-radius: 4px; padding: 6px; position: relative; }
.chip-shield { background: linear-gradient(135deg, #cfd5de, #9ea6b5); color: #394150; border-radius: 3px; height: 92px; display: grid; place-items: center; font: 700 9px var(--mono); text-align: center; }
.antenna { height: 26px; margin-top: 4px; border: 2px solid #c7a24a; border-bottom: 0; border-radius: 2px; background: repeating-linear-gradient(90deg, transparent 0 8px, #c7a24a 8px 10px); opacity: .7; }
.board-name { font: 700 13px Inter, sans-serif; color: #fff; letter-spacing: .02em; }
.onboard { display: flex; align-items: center; gap: 6px; font: 600 10px var(--mono); color: #9aa5bd; }
.obled { width: 10px; height: 10px; border-radius: 50%; background: #3aa0ff; opacity: .25; }
.usb { width: 40px; height: 16px; border-radius: 3px 3px 0 0; background: #b8bfcc; margin-bottom: -10px; }

/* composant */
.comp {
  position: absolute; z-index: 4; min-width: 110px;
  background: var(--panel); border: 1px solid var(--border); border-radius: 12px; box-shadow: var(--shadow);
  cursor: grab; user-select: none; touch-action: none;
}
.comp.dragging { cursor: grabbing; box-shadow: var(--shadow-lg); z-index: 6; }
.comp.selected { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent), var(--shadow); }
.comp-head { display: flex; align-items: center; gap: 5px; padding: 4px 4px 2px 9px; font-size: 11.5px; font-weight: 600; color: var(--muted); }
.comp-head .t { flex: 1; white-space: nowrap; }
.comp-del { border: 0; background: none; color: var(--faint); cursor: pointer; font-size: 16px; line-height: 1; padding: 0 5px; border-radius: 5px; opacity: 0; }
.comp:hover .comp-del, .comp.selected .comp-del { opacity: 1; }
.comp-del:hover { color: var(--red); background: var(--red-soft); }
.comp-body { display: flex; flex-direction: column; align-items: center; padding: 4px 10px 6px; gap: 4px; }
.c-svg { width: 64px; height: auto; display: block; overflow: visible; transition: filter .08s; }
.c-svg.wide { width: 104px; }
.c-readout { font: 600 11px var(--mono); color: var(--muted); }
.comp-pins { display: flex; justify-content: center; gap: 10px; padding: 4px 8px 7px; border-top: 1px dashed var(--border); }
.cpin { display: flex; flex-direction: column; align-items: center; font-size: 10px; color: var(--muted); line-height: 1.2; }
.cpin b { font-weight: 700; color: var(--text); }
.cpin em { font-style: normal; font-family: var(--mono); font-size: 10px; }
.cpin .dot { order: 5; width: 9px; height: 9px; border-radius: 50%; background: #c7a24a; margin-top: 3px; }
.cpin.pwr b { color: var(--muted); font-weight: 600; }
.cpin.pwr .dot { background: var(--wire-gnd); }
.cpin.pwr.net-3V3 .dot { background: #e5484d; }
.cpin.pwr.net-VIN .dot { background: #ff7a45; }
.cpin.pwr.net-3V3 em { color: #e5484d; }
.cpin.pwr.net-VIN em { color: #ff7a45; }
.bpin.pwr.used { color: #fff; }
.bpin.pwr.used .dot { background: #9aa3b5; border-color: #6b7385; }
.cpin.conflict em { color: var(--red); font-weight: 700; }
.cpin.conflict .dot { background: var(--red); }
.ctl { display: grid; grid-template-columns: auto 90px 34px auto; align-items: center; gap: 4px; font-size: 10.5px; color: var(--muted); cursor: default; }
.ctl input[type=range] { width: 90px; accent-color: var(--accent); cursor: pointer; }
.ctl output { font: 600 10.5px var(--mono); color: var(--text); text-align: right; }
.ctl em { font-style: normal; }
.btn-comp { cursor: pointer; border-radius: 10px; touch-action: none; }
.btn-comp .cap { transition: r .05s; }
.btn-comp.pressed { filter: brightness(.85); }
.pir-btn.on { background: var(--amber); border-color: var(--amber); color: #111; }
.oled-frame { background: #0b0d12; padding: 6px; border-radius: 6px; border: 3px solid #1f5fd6; }
.oled { width: 256px; height: 128px; image-rendering: pixelated; display: block; }
.led-svg .lens { transition: fill-opacity .05s; }

/* inspecteur : bande fixe sous le plan de travail (ne recouvre jamais les composants) */
.inspector {
  flex: none; display: flex; align-items: flex-start; gap: 22px;
  max-height: 42%; overflow: auto; padding: 12px 16px;
  background: var(--panel); border-top: 2px solid var(--accent);
  box-shadow: 0 -4px 14px rgba(20, 30, 60, .08);
}
.ins-col { min-width: 0; }
.ins-info { flex: 1.3 1 200px; }
.ins-pins, .ins-props { flex: 1 1 200px; }
.ins-head { display: flex; align-items: center; gap: 7px; font-size: 15px; }
.ins-desc { font-size: 12.5px; color: var(--muted); margin: 4px 0 0; line-height: 1.45; }
.ins-sec { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--faint); margin: 0 0 4px; }
.field { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin: 5px 0; font-size: 13px; }
.field > span:first-child { white-space: nowrap; }
.field select { min-width: 140px; max-width: 190px; }
.ins-actions { flex: none; display: flex; flex-direction: column; align-items: stretch; gap: 6px; position: relative; padding-top: 26px; }
.ins-close { position: absolute; top: -4px; right: -6px; }

/* ---------- pages génériques ---------- */
.page-head { max-width: 1240px; margin: 0 auto; padding: 32px 24px 8px; }
.page-head h1 { margin: 0 0 8px; font-size: 28px; }
.page-head p { margin: 0 0 14px; color: var(--muted); max-width: 80ch; }
.filter-row { display: flex; gap: 6px; flex-wrap: wrap; }
.pill { padding: 5px 14px; border-radius: 99px; border: 1px solid var(--border); background: var(--panel); color: var(--muted); font: 500 13px Inter, sans-serif; cursor: pointer; }
.pill.active { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }

.comp-grid { max-width: 1240px; margin: 0 auto; padding: 16px 24px 60px; display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 18px; }
.comp-card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 10px; }
.comp-card header { display: flex; align-items: center; gap: 14px; }
.cc-preview { flex: none; width: 110px; height: 90px; display: grid; place-items: center; background: var(--ws-bg); border-radius: 10px; overflow: hidden; }
.cc-preview .c-svg { width: 60px; }
.cc-preview .c-svg.wide { width: 96px; }
.cc-preview .oled-frame { transform: scale(.36); }
.cc-preview svg[style] { max-width: 100px; }
.cc-title h3 { margin: 4px 0 0; font-size: 17px; }
.cc-desc { margin: 0; font-size: 14px; color: var(--muted); }
table.wiring { width: 100%; border-collapse: collapse; font-size: 13px; }
table.wiring th { text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--faint); padding: 4px 6px; border-bottom: 1px solid var(--border); }
table.wiring td { padding: 4px 6px; border-bottom: 1px solid var(--border); }
table.wiring td:last-child { font-family: var(--mono); font-size: 12px; }
.cc-lib { margin: 0; font-size: 13px; color: var(--amber); }
.cc-code summary { cursor: pointer; font-weight: 600; font-size: 13.5px; color: var(--accent); padding: 4px 0; }
.cc-code .code-block { border: 1px solid var(--border); border-radius: 8px; font-size: 12.5px; max-height: 360px; margin-top: 6px; }
.cc-actions { display: flex; gap: 6px; flex-wrap: wrap; margin-top: auto; }

/* carte réelle */
.serial-unsupported { max-width: 1192px; margin: 8px auto 0; padding: 12px 16px; border-radius: 10px; background: var(--amber-soft); color: var(--text); border: 1px solid var(--amber); }
.carte-layout { max-width: 1240px; margin: 0 auto; padding: 16px 24px 50px; display: grid; grid-template-columns: 1fr 320px; gap: 18px; }
.carte-main { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.term { height: 480px; background: #0f1320; padding: 8px 4px 8px 10px; }
.hint { margin: 0; padding: 8px 14px; font-size: 13px; color: var(--muted); border-top: 1px solid var(--border); }
.carte-side { display: flex; flex-direction: column; gap: 14px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 8px; align-items: flex-start; }
.card h3 { margin: 0; font-size: 15.5px; }
.card p { margin: 0; font-size: 13.5px; color: var(--muted); }
.file-list { list-style: none; margin: 0; padding: 0; width: 100%; font-size: 13px; }
.file-list li { display: flex; justify-content: space-between; padding: 4px 0; border-bottom: 1px solid var(--border); }
.file-list em { font-style: normal; color: var(--faint); font-family: var(--mono); font-size: 12px; }

/* aide */
.doc { max-width: 860px; margin: 0 auto; padding: 32px 24px 60px; }
.doc h2 { margin-top: 34px; font-size: 21px; }
.doc li { margin: 5px 0; }
.kbd-table { border-collapse: collapse; }
.kbd-table td { padding: 6px 18px 6px 0; border-bottom: 1px solid var(--border); }

/* toast */
.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px); opacity: 0; pointer-events: none; z-index: 100;
  padding: 10px 18px; border-radius: 10px; background: #1b2232; color: #fff; font-size: 14px; font-weight: 500; box-shadow: var(--shadow-lg); transition: all .2s;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.ok { background: #0f7a5c; }
.toast.err { background: #b3262b; }

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .features { grid-template-columns: repeat(2, 1fr); }
  .carte-layout { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .topbar { gap: 10px; padding: 0 12px; }
  .brand-name { display: none; }
  .serial-badge .lbl { display: none; }
  .hero { grid-template-columns: 1fr; }
  .cours-layout { grid-template-columns: 1fr; }
  .cours-side { position: static; height: auto; border-right: 0; border-bottom: 1px solid var(--border); max-height: 280px; }
  .lesson { padding: 24px 16px 50px; }
  .atelier { grid-template-columns: 1fr; height: auto; }
  .editor-pane { height: 78vh; border-right: 0; border-bottom: 1px solid var(--border); }
  .sim-pane { height: 80vh; }
  .inspector { flex-wrap: wrap; gap: 12px; max-height: 55%; }
  .ins-actions { flex-direction: row; flex-wrap: wrap; padding-top: 0; padding-right: 30px; }
  .comp-grid { grid-template-columns: 1fr; padding: 16px; }
  .page-head, .carte-layout { padding-left: 16px; padding-right: 16px; }
  #view-home { padding: 28px 16px 50px; }
}
@media (max-width: 560px) {
  .features { grid-template-columns: 1fr; }
  .term { height: 380px; }
}
.pwr-tag { min-width: 140px; padding: 4px 8px; border-radius: 8px; border: 1px dashed var(--border2); font: 600 12px var(--mono); color: var(--muted); }
.pwr-tag.net-3V3 { color: #e5484d; }
.pwr-tag.net-VIN { color: #ff7a45; }


/* Pas de ligatures dans le code : « != », « <= », « -> » s'affichent tels qu'on les tape */
code, kbd, pre, textarea, .CodeMirror, .CodeMirror *, .console, .mono, .formula, .st-code, .xterm {
  font-variant-ligatures: none;
  font-feature-settings: "liga" 0, "calt" 0;
}