/* Pages de cours détaillées : onglets, fiches de révision, quiz, cartes, pipelines, explorateurs */

.cours-hero { padding-bottom: 2rem; }
.cours-hero .section-header { max-width: 860px; margin: 0 auto; }
.cours-back { display: inline-block; margin-bottom: 1rem; color: var(--primary-dark); font-weight: 600; text-decoration: none; }
.cours-back:hover { text-decoration: underline; }
.cours-meta { display: flex; flex-wrap: wrap; gap: .5rem; justify-content: center; margin-top: 1rem; }
.cours-meta span { background: var(--primary-lighter); color: var(--primary-dark); padding: .3rem .75rem; border-radius: 999px; font-size: .85rem; font-weight: 600; }
.cours-links { display: flex; flex-wrap: wrap; gap: .6rem; justify-content: center; margin-top: 1.2rem; }

/* Onglets */
.cours-tabs-bar { position: sticky; top: var(--cours-header-h, 100px); z-index: 20; background: var(--header-bg-scrolled); backdrop-filter: blur(10px); border-bottom: 1px solid var(--primary-lighter); }
.cours-tabs { display: flex; gap: .25rem; overflow-x: auto; scrollbar-width: none; padding: .5rem 0; }
.cours-tabs::-webkit-scrollbar { display: none; }
.cours-tab { flex: 0 0 auto; font: inherit; font-weight: 700; font-size: .95rem; border: 0; background: none; color: var(--text-light); padding: .65rem 1.1rem; border-radius: 10px; cursor: pointer; }
.cours-tab:hover { background: var(--primary-lighter); color: var(--text); }
.cours-tab[aria-selected="true"] { background: var(--primary); color: var(--on-primary); }
.cours-tab:focus-visible { outline: 3px solid var(--primary-light); outline-offset: 2px; }
.cours-panel { padding: 2.5rem 0 4rem; }
.cours-panel[hidden] { display: none; }
.cours-panel h2 { font-size: 1.6rem; margin: 2.2rem 0 1rem; color: var(--text); }
.cours-panel h2:first-child { margin-top: 0; }
.cours-panel h3 { font-size: 1.2rem; margin: 1.6rem 0 .6rem; color: var(--text); }
.cours-panel p, .cours-panel li { color: var(--text-light); line-height: 1.7; }
.cours-panel ul, .cours-panel ol { padding-left: 1.3rem; }
.cours-panel strong { color: var(--text); }
.cours-lead { font-size: 1.08rem; }
.cours-fr-note { background: var(--primary-lighter); color: var(--primary-dark); border-radius: 10px; padding: .7rem 1rem; font-size: .9rem; margin-bottom: 1.5rem; }
html[lang="fr"] .cours-fr-note { display: none; }

/* Grilles et cartes */
.cours-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; margin: 1rem 0; }
.cours-card { background: var(--surface); border: 1px solid var(--primary-lighter); border-radius: 14px; padding: 1.1rem 1.2rem; }
.cours-card h3, .cours-card h4 { margin: 0 0 .4rem; font-size: 1.05rem; color: var(--text); }
.cours-card p { margin: 0; font-size: .93rem; }
.cours-card .cours-card-icon { font-size: 1.5rem; display: block; margin-bottom: .4rem; }
.cours-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: .8rem; margin: 1.2rem 0; }
.cours-stat { background: var(--surface); border: 1px solid var(--primary-lighter); border-radius: 14px; padding: 1rem; text-align: center; }
.cours-stat b { display: block; font-size: 1.8rem; color: var(--primary-dark); line-height: 1.1; }
.cours-stat span { font-size: .85rem; color: var(--text-light); }

/* Encadrés */
.cours-box { border-radius: 12px; padding: .9rem 1.1rem; margin: 1rem 0; border-left: 4px solid var(--primary); background: var(--surface); }
.cours-box p:last-child, .cours-box ul:last-child { margin-bottom: 0; }
.cours-box-title { display: block; font-weight: 800; color: var(--text); margin-bottom: .3rem; }
.cours-box.retenir { border-left-color: var(--accent-green); }
.cours-box.piege { border-left-color: #d97706; }
.cours-box.constat { border-left-color: var(--accent-purple); }

/* Code */
.cours-code { position: relative; background: #282c34; border-radius: 12px; margin: 1rem 0; overflow: hidden; }
.cours-code-head { display: flex; justify-content: space-between; align-items: center; gap: .5rem; padding: .45rem .8rem; background: #21252b; color: #9da5b4; font-size: .8rem; font-family: 'JetBrains Mono', Consolas, monospace; }
.cours-code pre { margin: 0; padding: 1rem 1.1rem; overflow-x: auto; }
.cours-code code { font-family: 'JetBrains Mono', Consolas, 'Courier New', monospace; font-size: .84rem; line-height: 1.55; color: #abb2bf; white-space: pre; }
.cours-copy { font: inherit; font-size: .75rem; background: #3a3f4b; color: #d7dae0; border: 0; border-radius: 6px; padding: .2rem .55rem; cursor: pointer; }
.cours-copy:hover { background: #4b5263; }
.tk-k { color: #c678dd; }
.tk-s { color: #98c379; }
.tk-c { color: #7f848e; font-style: italic; }
.tk-n { color: #d19a66; }
.tk-f { color: #61afef; }
.tk-t { color: #e5c07b; }
.tk-v { color: #e06c75; }
.cours-term { background: #0f1220; color: #d4d8e8; border-radius: 12px; padding: 1rem 1.1rem; font-family: 'JetBrains Mono', Consolas, monospace; font-size: .8rem; line-height: 1.5; overflow-x: auto; white-space: pre; margin: 1rem 0; }
.cours-term .ok { color: #6cc4a3; }
.cours-term .ko { color: #f87171; }
.cours-term .dim { color: #7a819c; }
.cours-source { font-size: .82rem; color: var(--text-light); margin-top: -.4rem; }

/* Explorateur de fichiers */
.cours-files { border: 1px solid var(--primary-lighter); border-radius: 14px; overflow: hidden; background: var(--surface); margin: 1rem 0; }
.cours-files-tabs { display: flex; gap: .2rem; overflow-x: auto; padding: .4rem; background: var(--light); border-bottom: 1px solid var(--primary-lighter); }
.cours-files-tabs button { flex: 0 0 auto; font: inherit; font-size: .8rem; font-family: 'JetBrains Mono', Consolas, monospace; border: 0; background: none; color: var(--text-light); padding: .35rem .6rem; border-radius: 7px; cursor: pointer; }
.cours-files-tabs button[aria-selected="true"] { background: var(--surface); color: var(--text); box-shadow: 0 1px 3px rgba(0,0,0,.12); }
.cours-files .cours-code { margin: 0; border-radius: 0; }

/* Exercices (accordéon) */
.cours-ex { border: 1px solid var(--primary-lighter); border-radius: 14px; background: var(--surface); margin: .8rem 0; }
.cours-ex > summary { list-style: none; cursor: pointer; padding: 1rem 1.2rem; display: grid; grid-template-columns: auto 1fr auto; gap: .8rem; align-items: center; }
.cours-ex > summary::-webkit-details-marker { display: none; }
.cours-ex > summary:focus-visible { outline: 3px solid var(--primary-light); border-radius: 14px; }
.cours-ex-num { font-weight: 800; color: var(--primary-dark); background: var(--primary-lighter); border-radius: 8px; padding: .2rem .55rem; font-size: .85rem; white-space: nowrap; }
.cours-ex-title { font-weight: 700; color: var(--text); }
.cours-ex-title small { display: block; font-weight: 500; color: var(--text-light); font-size: .85rem; }
.cours-ex-status { font-size: .8rem; font-weight: 700; border-radius: 999px; padding: .2rem .6rem; white-space: nowrap; }
.st-success { background: rgba(63, 143, 116, .15); color: var(--accent-green); }
.st-failed { background: rgba(220, 38, 38, .12); color: #dc2626; }
.st-manual, .st-skipped { background: var(--primary-lighter); color: var(--text-light); }
.cours-ex-body { padding: 0 1.2rem 1.2rem; }

/* Pipeline façon GitLab */
.cours-pipeline { display: flex; gap: 1.6rem; overflow-x: auto; padding: 1rem .2rem 1.2rem; margin: .5rem 0; }
.cours-stage { flex: 0 0 auto; min-width: 170px; }
.cours-stage-name { font-size: .78rem; font-weight: 800; text-transform: uppercase; letter-spacing: .05em; color: var(--text-light); margin-bottom: .5rem; }
.cours-job { display: flex; align-items: center; gap: .5rem; background: var(--light); border: 1px solid var(--primary-lighter); border-radius: 999px; padding: .35rem .8rem .35rem .4rem; margin-bottom: .45rem; font-size: .82rem; color: var(--text); position: relative; }
.cours-stage + .cours-stage .cours-job::before { content: ''; position: absolute; left: -1.6rem; top: 50%; width: 1.6rem; border-top: 2px solid var(--primary-lighter); }
.cours-job i { width: 18px; height: 18px; border-radius: 50%; flex: 0 0 auto; display: grid; place-items: center; font-style: normal; font-size: .65rem; font-weight: 900; color: #fff; }
.cours-job[data-st="success"] i { background: #2da160; }
.cours-job[data-st="success"] i::after { content: '✓'; }
.cours-job[data-st="failed"] i { background: #dd2b0e; }
.cours-job[data-st="failed"] i::after { content: '✕'; }
.cours-job[data-st="manual"] i { background: #737278; }
.cours-job[data-st="manual"] i::after { content: '▶'; font-size: .55rem; }
.cours-job[data-st="pending"] i { background: transparent; border: 2px solid #c2c2c8; }
.cours-job[data-st="running"] i { background: transparent; border: 2px solid #1f75cb; border-right-color: transparent; animation: cours-spin .8s linear infinite; }
.cours-job small { color: var(--text-light); margin-left: auto; font-variant-numeric: tabular-nums; }
@keyframes cours-spin { to { transform: rotate(360deg); } }
.cours-pipeline-actions { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; font-size: .85rem; color: var(--text-light); }

/* Boutons */
.cours-btn { font: inherit; font-weight: 700; font-size: .9rem; border: 0; border-radius: 10px; padding: .6rem 1.1rem; cursor: pointer; background: var(--primary); color: var(--on-primary); }
.cours-btn:hover { background: var(--primary-dark); }
.cours-btn.ghost { background: var(--primary-lighter); color: var(--primary-dark); }
.cours-btn.ghost:hover { filter: brightness(.97); }
.cours-btn:disabled { opacity: .55; cursor: default; }
.cours-btn:focus-visible { outline: 3px solid var(--primary-light); outline-offset: 2px; }

/* Fiche de révision */
.cours-toc { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1rem 0 1.5rem; }
.cours-toc a { background: var(--surface); border: 1px solid var(--primary-lighter); border-radius: 999px; padding: .35rem .8rem; font-size: .85rem; color: var(--text); text-decoration: none; }
.cours-toc a:hover { border-color: var(--primary); }
.cours-fiche { border: 1px solid var(--primary-lighter); border-radius: 14px; background: var(--surface); margin: .8rem 0; scroll-margin-top: calc(var(--cours-header-h, 100px) + 70px); }
.cours-fiche > summary { cursor: pointer; padding: 1rem 1.2rem; font-weight: 800; color: var(--text); font-size: 1.05rem; }
.cours-fiche > div { padding: 0 1.2rem 1.2rem; }
.cours-table { width: 100%; border-collapse: collapse; font-size: .9rem; margin: .8rem 0; display: block; overflow-x: auto; }
.cours-table th, .cours-table td { text-align: left; padding: .5rem .7rem; border-bottom: 1px solid var(--primary-lighter); color: var(--text-light); vertical-align: top; }
.cours-table th { color: var(--text); background: var(--light); }
.cours-table code, .cours-panel p code, .cours-panel li code { font-family: 'JetBrains Mono', Consolas, monospace; font-size: .85em; background: var(--primary-lighter); color: var(--primary-dark); padding: .05rem .35rem; border-radius: 5px; }

/* Quiz et cartes */
.cours-quiz, .cours-cards { background: var(--surface); border: 1px solid var(--primary-lighter); border-radius: 16px; padding: 1.3rem; margin: 1rem 0; }
.cq-top { display: flex; justify-content: space-between; align-items: center; gap: .6rem; flex-wrap: wrap; margin-bottom: .8rem; font-size: .85rem; color: var(--text-light); }
.cq-bar { height: 6px; background: var(--primary-lighter); border-radius: 99px; overflow: hidden; margin-bottom: 1rem; }
.cq-bar div { height: 100%; background: var(--primary); width: 0; transition: width .2s; }
.cq-q { font-weight: 700; color: var(--text); font-size: 1.05rem; margin-bottom: .9rem; line-height: 1.5; }
.cq-q code { font-family: 'JetBrains Mono', Consolas, monospace; font-size: .88em; background: var(--primary-lighter); padding: .05rem .3rem; border-radius: 5px; }
.cq-choices { display: grid; gap: .5rem; }
.cq-choice { text-align: left; font: inherit; font-size: .95rem; padding: .75rem 1rem; border-radius: 10px; border: 2px solid var(--primary-lighter); background: var(--light); color: var(--text); cursor: pointer; }
.cq-choice:hover:not(:disabled) { border-color: var(--primary-light); }
.cq-choice:disabled { cursor: default; }
.cq-choice.good { border-color: #2da160; background: rgba(45,161,96,.12); }
.cq-choice.bad { border-color: #dc2626; background: rgba(220,38,38,.1); }
.cq-why { margin-top: .9rem; padding: .8rem 1rem; border-radius: 10px; background: var(--light); color: var(--text-light); font-size: .92rem; line-height: 1.6; }
.cq-why b { color: var(--text); }
.cq-nav { display: flex; gap: .6rem; margin-top: 1rem; flex-wrap: wrap; }
.cq-end { text-align: center; }
.cq-end b.big { display: block; font-size: 2.6rem; color: var(--primary-dark); }
.cc-card { perspective: 1000px; cursor: pointer; min-height: 190px; margin: .5rem 0 1rem; }
.cc-inner { position: relative; min-height: 190px; transition: transform .45s; transform-style: preserve-3d; }
.cc-card.flip .cc-inner { transform: rotateY(180deg); }
.cc-face { position: absolute; inset: 0; backface-visibility: hidden; -webkit-backface-visibility: hidden; border-radius: 14px; padding: 1.2rem; display: grid; place-items: center; text-align: center; background: var(--light); border: 2px solid var(--primary-lighter); color: var(--text); font-weight: 700; font-size: 1.1rem; overflow: auto; }
.cc-back { transform: rotateY(180deg); font-weight: 500; font-size: .95rem; color: var(--text-light); line-height: 1.6; background: var(--surface); }
.cc-card:focus-visible { outline: 3px solid var(--primary-light); border-radius: 14px; }

/* Démo navigateur */
.cours-demo { background: var(--surface); border: 1px solid var(--primary-lighter); border-radius: 16px; padding: 1.2rem; margin: 1rem 0; }
.cours-demo-head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .6rem; align-items: center; margin-bottom: .8rem; }
.cours-demo-head h3 { margin: 0; }
.cours-demo canvas { width: 100%; max-width: 100%; border-radius: 12px; display: block; background: #12152b; touch-action: none; }
.cours-frame { width: 100%; height: 220px; border: 1px solid var(--primary-lighter); border-radius: 12px; background: #fff; }
.cours-api { display: grid; grid-template-columns: minmax(200px, 280px) minmax(0, 1fr); gap: 1rem; }
.cours-api > * { min-width: 0; }
.cours-api-list button > span:last-child { overflow-wrap: anywhere; }
.cours-api-list { display: grid; gap: .35rem; align-content: start; }
.cours-api-list button { text-align: left; font: inherit; font-size: .8rem; font-family: 'JetBrains Mono', Consolas, monospace; border: 1px solid var(--primary-lighter); background: var(--light); color: var(--text); border-radius: 8px; padding: .45rem .6rem; cursor: pointer; display: flex; gap: .5rem; align-items: center; }
.cours-api-list button[aria-pressed="true"] { border-color: var(--primary); background: var(--primary-lighter); }
.verb { font-weight: 800; font-size: .7rem; border-radius: 5px; padding: .1rem .35rem; color: #fff; }
.verb.get { background: #2f80ed; } .verb.post { background: #2da160; } .verb.put { background: #d97706; } .verb.patch { background: #8a74d6; } .verb.delete { background: #dc2626; }
.cours-api-out .http { font-family: 'JetBrains Mono', Consolas, monospace; font-size: .85rem; font-weight: 700; margin-bottom: .4rem; }
.http.s2 { color: #2da160; } .http.s4 { color: #d97706; } .http.s5 { color: #dc2626; }

@media (max-width: 860px) {
    .cours-api { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 560px) {
    .cours-ex > summary { grid-template-columns: 1fr auto; }
    .cours-ex-num { grid-column: 1 / -1; justify-self: start; }
    .cours-panel h2 { font-size: 1.35rem; }
}
@media (prefers-reduced-motion: reduce) {
    .cc-inner, .cq-bar div { transition: none; }
    .cours-job[data-st="running"] i { animation: none; }
}
@media print {
    #header, .cours-tabs-bar, footer, .cours-quiz, .cours-cards, .cours-demo, .theme-toggle { display: none !important; }
    .cours-panel[hidden] { display: block !important; }
    .cours-fiche > div { display: block !important; }
}

/* Figures (résultats de notebooks) */
.cours-figs { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem; margin: 1rem 0; }
.cours-fig { margin: 0; background: var(--surface); border: 1px solid var(--primary-lighter); border-radius: 12px; padding: .6rem; }
.cours-fig img { width: 100%; height: auto; display: block; border-radius: 8px; background: #fff; }
.cours-fig figcaption { font-size: .82rem; color: var(--text-light); margin-top: .45rem; line-height: 1.45; }
.cours-td { border-top: 1px solid var(--primary-lighter); padding-top: 1.2rem; margin-top: 2.2rem; scroll-margin-top: calc(var(--cours-header-h, 100px) + 70px); }
.cours-td-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: .6rem; }
.cours-td-head h2 { margin: 0 !important; }
.cours-td-head .cours-ex-num { font-size: .9rem; }
.cours-kpis { display: flex; flex-wrap: wrap; gap: .6rem; margin: .8rem 0; }
.cours-kpi { background: var(--primary-lighter); color: var(--primary-dark); border-radius: 10px; padding: .45rem .8rem; font-size: .88rem; font-weight: 600; }
.cours-kpi b { font-size: 1.05rem; }

/* Démos maths */
.cours-ctrl { display: flex; flex-wrap: wrap; gap: .8rem 1.2rem; align-items: center; margin: .6rem 0 1rem; font-size: .9rem; color: var(--text-light); }
.cours-ctrl label { display: inline-flex; align-items: center; gap: .45rem; }
.cours-ctrl input[type="range"] { width: 150px; accent-color: var(--primary); }
.cours-ctrl select { font: inherit; padding: .35rem .5rem; border-radius: 8px; border: 1px solid var(--primary-lighter); background: var(--surface); color: var(--text); }
.cours-plots { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1rem; }
.cours-plots canvas, .cours-plot { width: 100%; height: 260px; background: var(--light); border-radius: 10px; display: block; }
.cours-demo .cours-out { font-size: .9rem; color: var(--text-light); margin-top: .7rem; line-height: 1.6; }
.cours-demo .cours-out b { color: var(--text); }
.cours-img-pair { display: flex; flex-wrap: wrap; gap: 1rem; }
.cours-img-pair figure { margin: 0; }
.cours-img-pair canvas { width: 220px; max-width: 42vw; height: auto; image-rendering: auto; border-radius: 8px; background: #000; display: block; }
.cours-img-pair figcaption { font-size: .8rem; color: var(--text-light); margin-top: .3rem; text-align: center; }
#percCanvas { width: 280px; max-width: 100%; height: 280px; background: var(--light); border-radius: 10px; }
.cours-flex { display: flex; flex-wrap: wrap; gap: 1.2rem; align-items: flex-start; }
.cours-flex > .cours-term { flex: 1 1 260px; margin: 0; }
.cnn-ui { display: grid; grid-template-columns: minmax(240px, 1fr) minmax(260px, 1fr); gap: 1.2rem; }
.cnn-grid { display: grid; grid-template-columns: repeat(8, 1fr); gap: 4px; }
.cnn-thumb { padding: 0; border: 2px solid transparent; border-radius: 6px; background: #000; cursor: pointer; aspect-ratio: 1; overflow: hidden; }
.cnn-thumb canvas { width: 100%; height: 100%; display: block; image-rendering: pixelated; }
.cnn-thumb.wrong { border-color: #dc2626; }
.cnn-thumb.on { outline: 3px solid var(--primary); outline-offset: 1px; }
.cnn-side { display: flex; gap: 1rem; flex-wrap: wrap; align-items: flex-start; }
#cnnBig { width: 112px; height: 112px; image-rendering: pixelated; border-radius: 8px; background: #000; }
#cnnDraw { width: 196px; height: 196px; border-radius: 10px; background: #000; touch-action: none; cursor: crosshair; }
.cnn-pred { font-size: .92rem; margin-bottom: .5rem; color: var(--text-light); }
.cnn-pred b { color: var(--text); }
.cnn-bar { display: grid; grid-template-columns: 96px 1fr 52px; gap: .4rem; align-items: center; font-size: .78rem; color: var(--text-light); margin: 2px 0; }
.cnn-bar i { height: 10px; border-radius: 99px; background: var(--primary-light); display: block; }
.cnn-bar.best i { background: var(--primary); }
.cnn-bar.best span, .cnn-bar.best b { color: var(--text); font-weight: 700; }
.cnn-bar b { font-weight: 500; text-align: right; }
.cours-term .ok { color: #6cc4a3; } .cours-term .ko { color: #f87171; }
@media (max-width: 760px) { .cnn-ui { grid-template-columns: 1fr; } .cnn-grid { grid-template-columns: repeat(6, 1fr); } }

/* ---- R5.A.05 : Flask ---- */
.flask-browser { border: 1px solid var(--primary-lighter); border-radius: 12px; overflow: hidden; background: #fff; min-width: 0; }
.flask-bar { display: flex; align-items: center; gap: .5rem; padding: .45rem .7rem; background: #eef0f6; color: #333; font: .8rem 'JetBrains Mono', Consolas, monospace; border-bottom: 1px solid #dde1ea; overflow-wrap: anywhere; }
.flask-bar .http { margin: 0; font-size: .75rem; }
.flask-frame { max-height: 420px; overflow: auto; padding: 1rem 2rem; font-family: Arial, sans-serif; line-height: 1.5; color: #000; background: #fff; }
.flask-frame h1 { all: revert; font-family: Arial, sans-serif; margin: .3em 0 .25rem; color: #000; font-size: 2em; }
.flask-frame p { color: #000; margin: 1em 0; }
.flask-frame .count { margin-top: 0; color: #555; }
.flask-frame .artist-name { font-weight: bold; }
.flask-frame .album-list { margin-left: 20px; list-style: circle; }
.flask-frame .records { padding-left: 1.25rem; list-style: disc; }
.flask-frame .records > li { margin-bottom: .75rem; }
.flask-frame ul ul li { margin: 0; }
.tp2-wrap { display: grid; grid-template-columns: minmax(180px, 250px) minmax(0, 1fr); gap: 1rem; }
.tp2-wrap > * { min-width: 0; }
.tp2-strat { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; margin: .6rem 0; font-size: .9rem; }
.tp2-strat select, .tp3-form select, .tp3-form input[type=text], .tp4-ctrl select { font: inherit; padding: .35rem .5rem; border-radius: 8px; border: 1px solid var(--primary-lighter); background: var(--light); color: var(--text); max-width: 100%; }
.tp3-form { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: .8rem 1rem; margin: .8rem 0; }
.tp3-form fieldset { border: 1px solid var(--primary-lighter); border-radius: 10px; padding: .5rem .8rem; min-width: 0; }
.tp3-form legend { font-weight: 700; font-size: .85rem; padding: 0 .3rem; }
.tp3-form label { display: inline-flex; gap: .3rem; align-items: center; margin: .15rem .6rem .15rem 0; font-size: .9rem; }
.tp3-url { font: .82rem 'JetBrains Mono', Consolas, monospace; overflow-wrap: anywhere; background: var(--light); border-radius: 8px; padding: .5rem .7rem; }
.tp4-app { display: grid; grid-template-columns: minmax(0, 300px) minmax(0, 1fr); gap: 1.2rem; align-items: start; }
.tp4-app > * { min-width: 0; }
#tp4Canvas { width: 100%; max-width: 280px; aspect-ratio: 1; border: 1px solid #333; border-radius: 6px; touch-action: none; cursor: crosshair; background: #fff; display: block; }
.tp4-ctrl { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; margin: .6rem 0; font-size: .9rem; }
.tp4-ctrl label { display: inline-flex; gap: .4rem; align-items: center; flex-wrap: wrap; }
.tp4-in { display: flex; gap: .6rem; align-items: center; font-size: .85rem; margin: .4rem 0; }
#tp4In { width: 84px; height: 84px; image-rendering: pixelated; border: 1px solid var(--primary-lighter); border-radius: 4px; background: #000; }
.tp4-samples { display: grid; grid-template-columns: repeat(auto-fill, minmax(34px, 1fr)); gap: 4px; margin-top: .6rem; }
.tp4-thumb { padding: 0; border: 2px solid transparent; border-radius: 4px; background: none; cursor: pointer; line-height: 0; }
.tp4-thumb canvas { width: 100%; aspect-ratio: 1; image-rendering: pixelated; border-radius: 2px; }
.tp4-thumb.on { border-color: var(--primary); }
.tp4-result { font-family: 'JetBrains Mono', Consolas, monospace; font-weight: 700; margin: 0 0 .5rem; }
.tp4-warn { margin: .5rem 0; }
.tp4-index { font: .85rem 'JetBrains Mono', Consolas, monospace; margin: .4rem 0 .8rem; padding-left: 1.2rem; }
.tp4-index .ko { color: #dc2626; } .tp4-index .ok { color: #2da160; }
@media (max-width: 760px) {
    .tp2-wrap, .tp4-app { grid-template-columns: minmax(0, 1fr); }
    .flask-frame { padding: .8rem 1rem; }
}
#tp3Read .ko { color: #dc2626; font-weight: 600; }
.tp4-ctrl .btn { padding: .45rem .95rem; font-size: .85rem; }