/* ==========================================================
   Page Anatomie — styles des sept expériences
   ========================================================== */
.lab-label { font: 700 .72rem var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin-bottom: 8px; }
.lab-stage { background: radial-gradient(circle at 1px 1px, color-mix(in srgb, var(--ink) 12%, transparent) 1px, transparent 0) 0 0 / 18px 18px, var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; display: flex; align-items: center; justify-content: center; min-height: 200px; }
.lab-note { font-size: .93rem; color: var(--muted); margin: 14px 0 0; max-width: 46ch; }
.seg { display: inline-flex; flex-wrap: wrap; background: var(--bg-2); border: 1px solid var(--line); border-radius: 999px; padding: 4px; gap: 2px; }
.seg button { font: 650 .86rem var(--font); border: 0; background: transparent; color: var(--muted); padding: .5em 1em; border-radius: 999px; cursor: pointer; transition: .15s; }
.seg button:hover { color: var(--ink); }
.seg button[aria-pressed="true"] { background: var(--ink); color: var(--bg); }

/* 1 · trois couches */
.steps-ctl { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 22px; }
.steps-ctl button { font: 700 1rem var(--font); display: inline-flex; align-items: center; gap: 10px; padding: .7em 1.3em; border-radius: 14px; border: 2px solid var(--line); background: var(--surface); color: var(--ink); cursor: pointer; transition: .2s; }
.steps-ctl button b { display: grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--c); color: #fff; font-size: .8rem; }
.steps-ctl button:hover { border-color: var(--c); }
.steps-ctl button[aria-selected="true"] { border-color: var(--c); background: var(--cs); }
.layers-grid { display: grid; grid-template-columns: minmax(280px, 340px) 1fr; gap: 28px; align-items: start; }
.layers-grid .lab-stage { min-height: 400px; }
@media (max-width: 900px) { .layers-grid { grid-template-columns: 1fr; } }

/* 2 · carte d'une page */
.pagemap { display: grid; grid-template-columns: 1.5fr 1fr; gap: 28px; align-items: start; }
.zone-info { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; position: sticky; top: calc(var(--header-h) + 20px); min-height: 250px; }
.zone-info h3 { margin: 10px 0 8px; font-size: 1.5rem; }
.zone-info .tagline { margin-bottom: 8px; }
.wire { background: var(--surface); border: 2px solid var(--ink); border-radius: 18px; padding: 10px; display: grid; gap: 8px; }
.wire .z { cursor: pointer; border-radius: 10px; transition: outline-color .15s, background .15s; outline: 3px solid transparent; outline-offset: 2px; }
.wire span.z { display: inline-block; }
.wire div.z { display: block; }
.wire .z.on { outline-color: var(--brand); background: color-mix(in srgb, var(--brand) 14%, transparent); }
.wire-header { display: flex; align-items: center; justify-content: space-between; gap: 6px; padding: 8px 12px; background: var(--bg-2); border-radius: 10px; }
.wire-header .z { padding: 6px 10px; font-weight: 750; font-size: .78rem; }
.wire-header .z i { font-style: normal; margin-right: 10px; color: var(--muted); font-size: .78rem; }
.wire-header .z i:last-child { margin: 0; }
.wire-hero { padding: 22px 14px; background: var(--brand-soft); border-radius: 10px; display: grid; gap: 8px; justify-items: start; }
.wire-hero .z { padding: 4px 10px; font-weight: 800; }
.wire-hero [data-z="cta"] { background: var(--brand); color: var(--on-brand); font-size: .78rem; padding: 6px 12px; border-radius: 99px; font-weight: 700; }
.wl { display: block; height: 8px; border-radius: 4px; background: var(--line); width: 100%; }
.wl.s { width: 60%; }
.wl.t { width: 34%; height: 12px; background: color-mix(in srgb, var(--ink) 25%, transparent); }
.wire-body { display: grid; grid-template-columns: 1fr 108px; gap: 8px; }
.wire-main { padding: 0; }
.wire-section { padding: 8px; display: grid; gap: 10px; background: var(--bg-2); border-radius: 10px; }
.wire-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; padding: 4px; }
.wire-card { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 6px; display: grid; gap: 6px; }
.wire-card i { height: 32px; background: var(--line); border-radius: 6px; }
.wire-aside { background: var(--bg-2); padding: 10px; border-radius: 10px; display: grid; gap: 8px; align-content: start; height: 100%; }
.wire-footer { background: var(--ink); color: var(--bg); padding: 12px; border-radius: 10px; font-size: .74rem; text-align: center; }
@media (max-width: 900px) { .pagemap { grid-template-columns: 1fr; } .zone-info { position: static; } }

/* 3 · DOM */
.dom-lab { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; }
.dd-card { background: var(--surface); padding: 18px; border-radius: 14px; box-shadow: var(--shadow-sm); width: min(300px, 100%); }
.dd-card h4 { margin: 0 0 6px; }
.dd-card p { margin: 0 0 8px; font-size: .92rem; }
.dd-card ul { margin: 0 0 10px; padding-left: 1.2em; font-size: .92rem; }
.dd-card button { font: inherit; font-weight: 600; background: var(--brand); color: var(--on-brand); border: 0; padding: .45em 1em; border-radius: 99px; }
.dd-card, .dd-card * { transition: outline-color .1s, background-color .1s; outline: 3px solid transparent; outline-offset: 2px; }
.dd-card .hl, .dd-card.hl { outline-color: var(--html); background-color: rgba(255, 107, 61, .14); }
.dom-rel { font-size: .9rem; margin: 14px 0 0; min-height: 3em; }
.dom-tree { font: .85rem/1.9 var(--mono); background: #17161d; color: #e9e7f3; border-radius: var(--radius); padding: 18px; overflow-x: auto; }
.dom-tree .tn .tn { margin-left: 18px; border-left: 1px dashed #3a3850; padding-left: 10px; }
.dom-tree .tr { padding: 0 8px; border-radius: 6px; color: #ff8c6b; transition: background .1s; width: fit-content; }
.dom-tree .tr .cl { color: #ffd479; }
.dom-tree .tr.on { background: rgba(255, 107, 61, .3); color: #fff; }
.dom-tree .tx { margin-left: 28px; color: #8e8ba3; font-style: italic; }
@media (max-width: 900px) { .dom-lab { grid-template-columns: 1fr; } }

/* 4 · modèle de boîte */
.box-lab { display: grid; grid-template-columns: 1.2fr 1fr; gap: 28px; align-items: start; }
.bm-stage { background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius); min-height: 400px; display: grid; place-items: center; padding: 16px; overflow: hidden; }
.bm-margin { background: color-mix(in srgb, var(--html) 28%, transparent); border: 1.5px dashed var(--html); position: relative; transition: padding .12s; }
.bm-box { background: color-mix(in srgb, var(--ok) 35%, var(--surface)); border: 4px solid var(--ink); position: relative; transition: padding .12s, border-width .12s; }
.bm-content { background: var(--css); color: #fff; width: 120px; height: 56px; display: grid; place-items: center; font-weight: 700; font-size: .85rem; }
.bm-lab { position: absolute; font: 700 .68rem var(--mono); text-transform: uppercase; letter-spacing: .08em; pointer-events: none; }
.bm-lab.ml { top: 3px; left: 6px; color: var(--html); }
.bm-lab.pl { top: 2px; left: 4px; color: var(--ok); }
.bm-lab.bl { display: none; }
:root[data-theme="dark"] .bm-lab.pl { color: #7fe3ae; }
.bm-controls { display: grid; gap: 14px; }
.ctl { display: grid; gap: 4px; font-weight: 600; font-size: .92rem; }
.ctl input[type="range"], .ctl-s input[type="range"] { width: 100%; accent-color: var(--brand); }
.ctl .sw { display: inline-block; width: 12px; height: 12px; border-radius: 3px; margin-right: 4px; }
.sw-m { background: var(--html); } .sw-b { background: var(--ink); } .sw-p { background: var(--ok); }
.ctl-s { display: grid; gap: 4px; font-weight: 650; font-size: .9rem; }
.ctl-s small { font-weight: 400; color: var(--muted); }
.ctl-s select { font: inherit; padding: .5em .7em; border-radius: 10px; border: 1.5px solid var(--line); background: var(--surface); color: var(--ink); }
@media (max-width: 900px) { .box-lab { grid-template-columns: 1fr; } }

/* 5 · flex & grid */
.flex-lab { display: grid; grid-template-columns: minmax(280px, 380px) 1fr; gap: 28px; align-items: start; }
.fl-controls { display: grid; gap: 14px; }
.fl-stage { background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.fl-box { min-height: 340px; background: var(--surface); border: 2px dashed var(--line); border-radius: 12px; padding: 10px; transition: gap .1s; }
.fl-box i { font-style: normal; background: var(--brand); color: #fff; border-radius: 8px; display: grid; place-items: center; font-weight: 800; min-width: 56px; padding: 6px 10px; }
.fl-box i:nth-child(3n+2) { background: var(--html); }
.fl-box i:nth-child(3n) { background: var(--css); }
@media (max-width: 900px) { .flex-lab { grid-template-columns: 1fr; } }

/* 6 · événements */
.evt-lab { display: grid; grid-template-columns: 1.2fr 1fr; gap: 28px; align-items: start; }
.evt-pipe { display: flex; align-items: stretch; gap: 8px; margin-bottom: 14px; }
.evt-pipe > span { align-self: center; color: var(--brand); font-weight: 800; }
.evt-pipe > div { flex: 1; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; min-width: 0; }
.evt-pipe small { display: block; font: 700 .64rem var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.evt-pipe b { font-size: .85rem; display: block; margin-top: 2px; overflow-wrap: anywhere; }
.evt-pipe .p1 b { color: var(--html); } .evt-pipe .p2 b { color: var(--css); } .evt-pipe .p3 b { color: var(--ok); }
.evt-pipe .flash { animation: flashb .7s; }
@keyframes flashb { 0% { background: var(--brand-soft); transform: scale(1.04); } 100% { background: transparent; transform: none; } }
.evt-zone { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; display: grid; gap: 14px; }
.evt-zone input { font: inherit; padding: .65em .9em; border-radius: 10px; border: 2px solid var(--line); background: var(--bg); color: var(--ink); transition: border-color .2s; }
.evt-zone input.warn { border-color: var(--js); }
.evt-hover { padding: 16px; text-align: center; border: 2px dashed var(--line); border-radius: 12px; font-weight: 650; transition: .2s; user-select: none; }
.evt-hover.active { background: var(--brand); color: var(--on-brand); border-style: solid; border-color: var(--brand); transform: scale(1.02); }
.evt-scroll { height: 84px; overflow: auto; border: 1px solid var(--line); border-radius: 10px; padding: 10px; background: var(--bg-2); font-size: .9rem; color: var(--muted); }
.evt-log { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; min-height: 100px; }
.evt-log li { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 8px 12px; font-size: .88rem; display: flex; align-items: center; gap: 8px; animation: logIn .3s; }
.evt-log li time { margin-left: auto; font: .72rem var(--mono); color: var(--muted); }
@keyframes logIn { from { opacity: 0; transform: translateY(-8px); } }
.evt-log:empty::before { content: "Aucun événement pour l’instant — interagissez avec la zone."; color: var(--muted); font-size: .9rem; }
@media (max-width: 900px) { .evt-lab { grid-template-columns: 1fr; } .evt-pipe { flex-direction: column; } .evt-pipe > span { transform: rotate(90deg); } }

/* 7 · responsive */
.resp-ctl { display: flex; gap: 18px; align-items: end; flex-wrap: wrap; margin-bottom: 16px; }
.resp-frame-wrap { background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; overflow-x: auto; display: flex; justify-content: center; }
#resp-frame { flex: none; height: 440px; border: 1px solid var(--line); background: #fff; border-radius: 10px; box-shadow: var(--shadow); }

.fl-box { overflow-x: auto; }
@media (max-width: 600px) { .fl-box i { min-width: 36px; padding: 4px 6px; } .lab-stage { padding: 18px; } }

/* Un fichier ou plusieurs */
.files-lab { display: grid; grid-template-columns: minmax(260px, 340px) 1fr; gap: 28px; align-items: start; }
.ftree { margin-top: 14px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; display: grid; gap: 4px; font: .86rem var(--mono); }
.ftree .fd, .ftree .ff { padding: 5px 10px 5px calc(10px + var(--d) * 18px); border-radius: 8px; color: var(--muted); }
.ftree .ff { font: inherit; text-align: left; border: 0; background: transparent; cursor: pointer; color: var(--ink); transition: .12s; }
.ftree .ff:hover { background: var(--bg-2); }
.ftree .ff[aria-selected="true"] { background: var(--brand); color: var(--on-brand); }
.links-legend { display: grid; gap: 6px; }
.lk { display: grid; gap: 2px; text-align: left; font: inherit; background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 8px 12px; cursor: pointer; color: var(--ink); transition: .15s; }
.lk:hover { border-color: var(--brand); transform: translateX(3px); }
.lk code { background: transparent; border: 0; padding: 0; color: var(--html); word-break: break-all; }
.lk span { font-size: .85rem; color: var(--muted); }
.site-tree { background: #17161d; color: #e9e7f3; border-radius: 10px; padding: 14px 16px; font-size: .8rem; line-height: 1.7; overflow-x: auto; margin: 10px 0; }
@media (max-width: 900px) { .files-lab { grid-template-columns: 1fr; } }