/* Comment ça marche « Ligne de temps lumineuse » (aurore-v2/etapes-2).
   Le défilement dessine le fil ; chaque étape joue sa mini-scène quand le fil l'atteint.
   Scènes : 460 × 300 px logiques (340 px en petit mobile), mises à l'échelle par etapes.js. */

/* ---------- Launcher miniature (340 × 212 px logiques) ---------- */
.lp { position: absolute; left: 0; top: 0; width: 340px; height: 212px; border-radius: 10px; overflow: hidden; transform-origin: 0 0;
  background: var(--surf-2); box-shadow: 0 22px 44px -18px rgba(0, 0, 0, .75), 0 0 0 1px color-mix(in srgb, var(--tint) 14%, transparent); isolation: isolate; }
.lp-bg { position: absolute; inset: 0; }
.lp .bg0 { background:
  radial-gradient(70% 60% at 80% 100%, color-mix(in srgb, var(--a1) 22%, transparent), transparent 70%),
  repeating-linear-gradient(90deg, color-mix(in srgb, var(--tint) 5%, transparent) 0 1px, transparent 1px 22px),
  repeating-linear-gradient(0deg, color-mix(in srgb, var(--tint) 5%, transparent) 0 1px, transparent 1px 22px),
  linear-gradient(180deg, var(--mt1b), var(--encre)); }
.lp .bg1 { opacity: 0; background:
  radial-gradient(42% 40% at 64% 80%, color-mix(in srgb, var(--a4) 95%, transparent), color-mix(in srgb, var(--a3-l) 50%, transparent) 38%, color-mix(in srgb, var(--a2) 0%, transparent) 72%),
  linear-gradient(180deg, var(--sk1) 0%, var(--sk2) 52%, var(--sk3) 80%, var(--sk4) 100%); }
.mt { position: absolute; left: 0; right: 0; bottom: 0; }
.mt1 { height: 52%; background: linear-gradient(var(--mt), var(--mt1b)); clip-path: polygon(0 46%, 10% 26%, 21% 40%, 34% 8%, 47% 34%, 60% 16%, 73% 38%, 86% 18%, 100% 34%, 100% 100%, 0 100%); }
.mt2 { height: 36%; background: linear-gradient(var(--mt1b), var(--mt2b)); clip-path: polygon(0 34%, 14% 52%, 28% 20%, 44% 48%, 58% 28%, 74% 54%, 88% 30%, 100% 44%, 100% 100%, 0 100%); }
.mt3 { height: 20%; background: linear-gradient(var(--mt3), var(--mt3b)); clip-path: polygon(0 40%, 30% 10%, 55% 46%, 80% 18%, 100% 36%, 100% 100%, 0 100%); }
.lp-top { position: absolute; left: 0; right: 0; top: 0; height: 30px; display: flex; align-items: center; gap: 8px; padding: 0 12px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--bg) 55%, transparent), transparent); }
.lp-logo-ph, .lp-logo { position: absolute; left: 12px; top: 8px; height: 15px; display: flex; align-items: center; gap: 5px; }
.lp-logo-ph { width: 56px; justify-content: center; border: 1px dashed color-mix(in srgb, var(--tint) 35%, transparent); border-radius: 4px; font: 500 8px var(--f-mono); color: color-mix(in srgb, var(--tint) 60%, transparent); letter-spacing: .08em; }
.lp-logo { opacity: 0; transform-origin: 8px 50%; }
.lp-logo svg { width: 15px; height: 15px; }
.lp-logo b { font: 800 10.5px var(--f-display); color: #fff; letter-spacing: -.01em; }
.lp-tabs { margin-left: auto; display: flex; gap: 6px; }
.lp-tabs i { width: 18px; height: 3px; border-radius: 2px; background: color-mix(in srgb, var(--text) 35%, transparent); }
.lp-tabs i:first-child { background: #fff; }
.lp-news { position: absolute; right: 10px; top: 40px; width: 86px; display: grid; gap: 6px; }
.lp-news i { height: 34px; border-radius: 6px; background: color-mix(in srgb, var(--nuit) 55%, transparent); border: 1px solid color-mix(in srgb, var(--tint) 12%, transparent); position: relative; }
.lp-news i::before, .lp-news i::after { content: ""; position: absolute; left: 7px; height: 3px; border-radius: 2px; background: color-mix(in srgb, var(--text) 55%, transparent); }
.lp-news i::before { top: 9px; width: 52px; }
.lp-news i::after { top: 18px; width: 34px; background: color-mix(in srgb, var(--text) 25%, transparent); }
.lp-play { position: absolute; left: 12px; bottom: 14px; display: flex; align-items: center; gap: 8px; }
.lp-btnw { position: relative; width: 78px; height: 28px; }
.lp-btn { position: absolute; inset: 0; display: grid; place-items: center; border-radius: 7px; font: 800 10px var(--f-display); letter-spacing: .12em; color: var(--btn-ink); }
.lp .b0 { background: var(--surf-3); color: color-mix(in srgb, var(--text) 80%, transparent); }
.lp .b1 { opacity: 0; background: linear-gradient(135deg, var(--a3-l) 0%, var(--a3) 42%, var(--a2) 100%); box-shadow: 0 6px 18px -6px color-mix(in srgb, var(--a3) 80%, transparent); }
.lp-prof { padding: 4px 8px; border-radius: 6px; background: color-mix(in srgb, var(--nuit) 55%, transparent); border: 1px solid color-mix(in srgb, var(--tint) 14%, transparent); font: 600 8.5px/1.3 var(--f-sans); color: #fff; }
.lp-prof small { display: block; font: 500 8.5px var(--f-mono); color: color-mix(in srgb, var(--tint) 70%, transparent); }

/* États finaux par classes (variantes pilotées par CSS) */
.lp.ok-bg .bg1, .lp.ok-logo .lp-logo, .lp.ok-btn .b1 { opacity: 1; }
.lp.ok-logo .lp-logo-ph { opacity: 0; }
.lp.lp-t .bg1 { transition: opacity .9s var(--ease); }
.lp.lp-t .lp-logo { transition: opacity .5s var(--ease), transform .7s cubic-bezier(.3, 1.5, .5, 1); transform: scale(.6); }
.lp.lp-t.ok-logo .lp-logo { transform: none; }
.lp.lp-t .lp-logo-ph { transition: opacity .3s; }
.lp.lp-t .b1 { transition: opacity .6s var(--ease); }

/* ---------- Curseur ---------- */
.cur { position: absolute; left: 0; top: 0; width: 18px; height: 18px; z-index: 20; pointer-events: none; will-change: transform; }
.cur svg { width: 18px; height: 18px; overflow: visible; filter: drop-shadow(0 2px 3px rgba(0, 0, 0, .5)); }
.cur::after { content: ""; position: absolute; left: -9px; top: -9px; width: 18px; height: 18px; border-radius: 50%; border: 1.5px solid rgba(255, 255, 255, .8); opacity: 0; transform: scale(.4); }
.cur.clk::after { animation: clk .5s var(--ease); }
@keyframes clk { 0% { opacity: .9; transform: scale(.4); } 100% { opacity: 0; transform: scale(1.8); } }

/* Pastille de statut */
.ok-dot { display: inline-grid; place-items: center; width: 14px; height: 14px; border-radius: 50%; background: rgba(74, 222, 128, .16); color: #4ADE80; }
.ok-dot svg { width: 8px; height: 8px; }

.tl { overflow-x: clip; }
.tl .sec-h { margin-bottom: 30px; max-width: 900px; }
.tl-body { position: relative; padding-top: 40px; }
.tl-svg { position: absolute; left: 0; top: 0; overflow: visible; pointer-events: none; z-index: 0; }
.tl-route { fill: none; stroke: color-mix(in srgb, var(--tint) 12%, transparent); stroke-width: 1.5; stroke-dasharray: 2 7; stroke-linecap: round; }
.tl-glow { fill: none; stroke: url(#tlg); stroke-width: 12; stroke-linecap: round; opacity: .16; }
.tl-line { fill: none; stroke: url(#tlg); stroke-width: 2.5; stroke-linecap: round; }
.tl-head { position: absolute; left: 0; top: 0; z-index: 2; width: 12px; height: 12px; margin: -6px 0 0 -6px; border-radius: 50%; background: #fff; pointer-events: none;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--a3) 28%, transparent), 0 0 18px 4px color-mix(in srgb, var(--a3-l) 55%, transparent); opacity: 0; transition: opacity .3s; will-change: transform; }
.tl-head::before { content: ""; position: absolute; left: 50%; top: 50%; width: 120px; height: 120px; margin: -60px 0 0 -60px; border-radius: 50%; background: radial-gradient(closest-side, color-mix(in srgb, var(--a3) 22%, transparent), color-mix(in srgb, var(--a2) 8%, transparent) 55%, transparent); }
.tl-head.on { opacity: 1; }

.tl-row { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1fr) 120px minmax(0, 1fr); align-items: center; padding: 64px 0; }
.tl-row.rev .tl-scene { order: 3; }
.tl-row.rev .tl-txt { order: 1; justify-self: end; text-align: right; }
.tl-row.rev .tl-mid { order: 2; }
.tl-mid { display: grid; place-items: center; align-self: stretch; }
.tl-node { position: relative; isolation: isolate; width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; background: var(--bg); border: 1px solid var(--line-2);
  font: 500 13px var(--f-mono); color: var(--muted); transition: color .4s, border-color .4s; }
.tl-node::before { content: ""; position: absolute; inset: -1px; border-radius: 50%; background: linear-gradient(135deg, var(--a1), var(--a2) 50%, var(--a3)); opacity: 0; transition: opacity .5s var(--ease); z-index: -1; }
.tl-node::after { content: ""; position: absolute; inset: -14px; border-radius: 50%; background: radial-gradient(closest-side, color-mix(in srgb, var(--a3) 35%, transparent), transparent); opacity: 0; transition: opacity .6s; z-index: -2; }
.tl-node.lit { color: var(--btn-ink); border-color: transparent; font-weight: 600; }
.tl-node.lit::before, .tl-node.lit::after { opacity: 1; }
.tl-txt { max-width: 400px; }
.tl-k { font: 500 12.5px var(--f-mono); color: var(--subtle); }
.tl-txt h3, .lo-txt h3 { margin: 14px 0 12px; font-weight: 800; font-size: clamp(1.6rem, 2.4vw, 2rem); line-height: 1.08; letter-spacing: -.035em; text-wrap: balance; }
.tl-txt > p:last-child, .lo-txt > p:last-child { color: var(--muted); font-size: 16.5px; line-height: 1.6; text-wrap: pretty; }
.tl-mono { font-family: var(--f-mono); font-size: .88em; color: var(--text); white-space: nowrap; }
.js .tl-txt, .js .tl-scene { opacity: .35; transform: translateY(10px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .tl-row.lit .tl-txt, .js .tl-row.lit .tl-scene { opacity: 1; transform: none; }

/* Scènes : 460 × 300 px logiques, mises à l'échelle */
.sc { --scw: 460px; --sch: 300px; position: relative; width: 100%; max-width: 520px; height: calc(var(--sch) * var(--s, 1)); }
.tl-row.rev .sc { margin-left: auto; }
.sc-in { position: absolute; left: 0; top: 0; width: var(--scw); height: var(--sch); transform: scale(var(--s, 1)); transform-origin: 0 0; border-radius: 18px; overflow: hidden;
  border: 1px solid var(--line-2); background: radial-gradient(80% 60% at 30% 0%, color-mix(in srgb, var(--a2) 14%, transparent), transparent 70%), var(--nuit);
  box-shadow: 0 40px 80px -40px rgba(0, 0, 0, .9); font-family: var(--f-sans); }
.sc-in > * { position: absolute; }
.sc .cur { transform: translate(240px, 262px); transition: transform .75s cubic-bezier(.6, 0, .3, 1), opacity .4s; }
.sc .cur::after { left: -7px; top: -7.5px; }
.sc .cur.out { opacity: 0; }

/* Scène 1 · éditeur */
.sc1 .lp { transform: translate(22px, 44px); }
.pop { left: 296px; top: 22px; width: 146px; padding: 12px; border-radius: 12px; background: color-mix(in srgb, var(--surf) 95%, transparent); border: 1px solid color-mix(in srgb, var(--tint) 18%, transparent); box-shadow: 0 24px 40px -14px rgba(0, 0, 0, .85); }
.pop-l { font: 500 9px var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--subtle); margin: 12px 0 7px; }
.pop-l:first-child { margin-top: 0; }
.pop-th, .pop-sw, .pop-up { position: relative; display: flex; gap: 6px; }
.pth { width: 36px; height: 24px; border-radius: 5px; border: 1px solid color-mix(in srgb, var(--tint) 14%, transparent); }
.pa { background: repeating-linear-gradient(90deg, color-mix(in srgb, var(--tint) 7%, transparent) 0 1px, transparent 1px 6px), linear-gradient(var(--mt1b), var(--encre)); }
.pb { background: radial-gradient(50% 50% at 64% 86%, color-mix(in srgb, var(--a4) 90%, transparent), transparent 70%), linear-gradient(180deg, var(--sk1), var(--sk2) 52%, var(--sk3) 82%, var(--sk4)); }
.pc { background: radial-gradient(60% 60% at 30% 100%, color-mix(in srgb, var(--a1) 70%, transparent), transparent 70%), linear-gradient(180deg, color-mix(in srgb, var(--a1) 14%, var(--bg)), color-mix(in srgb, var(--a1) 45%, var(--bg))); }
.pring, .sring { position: absolute; pointer-events: none; transition: transform .45s cubic-bezier(.3, 1.3, .5, 1); }
.pring { left: -3px; top: -3px; width: 42px; height: 30px; border-radius: 7px; border: 1.5px solid var(--primary-l); }
.sc1.k-bg .pring { transform: translateX(42px); }
.pop-up { height: 26px; }
.pop-up > span { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; gap: 6px; border-radius: 6px; font: 500 9px var(--f-mono); transition: opacity .3s; }
.u0 { border: 1px dashed color-mix(in srgb, var(--tint) 28%, transparent); color: var(--muted); }
.u1 { opacity: 0; border: 1px solid color-mix(in srgb, var(--primary) 50%, transparent); background: color-mix(in srgb, var(--primary) 12%, transparent); color: var(--text); }
.u1 svg { width: 12px; height: 12px; }
.sc1.k-logo .u0 { opacity: 0; }
.sc1.k-logo .u1 { opacity: 1; }
.pop-sw { gap: 8px; }
.pop-sw i { width: 18px; height: 18px; border-radius: 50%; background: var(--c); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .16); }
.sring { left: -3px; top: -3px; width: 24px; height: 24px; border-radius: 50%; border: 1.5px solid var(--text); }
.sc1.k-btn .sring { transform: translateX(78px); }
.sc-cap { left: 22px; top: 270px; display: flex; align-items: center; gap: 8px; font: 500 10px var(--f-mono); color: var(--muted); }
.sc-cap i { width: 6px; height: 6px; border-radius: 50%; background: var(--primary); }
.sc1 .lp-btnw { transition: transform .3s cubic-bezier(.3, 1.6, .5, 1); }
.sc1.k-pop .lp-btnw { transform: scale(1.1); }

/* Scène 2 · publication */
.up { left: 24px; top: 36px; width: 222px; height: 232px; border-radius: 14px; border: 1px solid var(--line-2); background: color-mix(in srgb, var(--text) 2.5%, transparent); }
.up > * { position: absolute; }
.up-ring { left: 53px; top: 24px; width: 116px; height: 116px; transform: rotate(-90deg); }
.up-ring circle { fill: none; stroke-width: 6; }
.up-tr { stroke: color-mix(in srgb, var(--tint) 9%, transparent); }
.up-fill { stroke: url(#upg); stroke-linecap: round; stroke-dasharray: 100; stroke-dashoffset: 100; transition: stroke-dashoffset 1.6s cubic-bezier(.45, 0, .2, 1); }
.sc2.k-up .up-fill { stroke-dashoffset: 0; }
.up-pct { left: 53px; top: 24px; width: 116px; height: 116px; display: flex; align-items: center; justify-content: center; gap: 2px; }
.up-pct b { font: 800 26px var(--f-display); letter-spacing: -.03em; color: var(--text); }
.up-pct span { font-size: 12px; color: var(--muted); margin-top: 6px; }
.up-sum { left: 0; right: 0; top: 160px; text-align: center; font: 500 9.5px var(--f-mono); color: var(--muted); }
.up-ok { left: 0; right: 0; top: 188px; display: flex; align-items: center; justify-content: center; gap: 7px; font-size: 11px; color: var(--text); opacity: 0; transform: translateY(6px); transition: opacity .4s, transform .5s var(--ease); }
.sc2.k-done .up-ok { opacity: 1; transform: none; }
.fold2 { left: 44px; top: 70px; z-index: 3; display: flex; align-items: center; gap: 8px; padding: 9px 12px 9px 10px; border-radius: 10px; background: var(--mt1b); border: 1px solid color-mix(in srgb, var(--tint) 22%, transparent);
  font: 500 10.5px var(--f-mono); color: var(--text); white-space: nowrap; box-shadow: 0 20px 34px -12px rgba(0, 0, 0, .85);
  opacity: 0; transform: translate(150px, -110px) rotate(-12deg); transition: transform .85s cubic-bezier(.3, 1.25, .5, 1), opacity .4s; }
.fold2 em { font-style: normal; color: var(--subtle); font-size: 9px; }
.fold-ic { width: 18px; height: 13px; border-radius: 2px 4px 4px 4px; background: linear-gradient(160deg, var(--primary), var(--a2-dd)); position: relative; }
.fold-ic::before { content: ""; position: absolute; left: 0; top: -3px; width: 8px; height: 4px; border-radius: 2px 2px 0 0; background: var(--primary); }
.sc2.k-drop .fold2 { opacity: 1; transform: rotate(-3deg); }
.sc2.k-absorb .fold2 { opacity: 0; transform: translate(40px, 14px) scale(.3); transition: transform .5s cubic-bezier(.5, 0, .7, .4), opacity .45s .05s; }
.os { left: 264px; top: 36px; width: 174px; }
.os-c { position: relative; height: 66px; margin-bottom: 10px; padding: 13px 14px; border-radius: 12px; border: 1px solid var(--line-2); background: color-mix(in srgb, var(--text) 3%, transparent); display: flex; align-items: flex-start; gap: 6px;
  opacity: 0; transform: translateX(-26px); transition: opacity .45s var(--ease), transform .6s var(--ease); }
.os-c:nth-child(2) { transition-delay: .2s; }
.os-c:nth-child(3) { transition-delay: .4s; }
.os-c b { font-size: 12px; font-weight: 600; color: var(--text); }
.os-c code { font: 500 9px var(--f-mono); color: var(--subtle); padding-top: 2px; }
.os-st { margin-left: auto; display: grid; }
.os-st > * { grid-area: 1 / 1; transition: opacity .3s; }
.os-st .ok-dot { opacity: 0; }
.spin { width: 13px; height: 13px; border-radius: 50%; border: 1.5px solid color-mix(in srgb, var(--tint) 18%, transparent); border-top-color: var(--primary-l); animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.os-c > i { position: absolute; left: 14px; right: 14px; bottom: 13px; height: 3px; border-radius: 3px; background: color-mix(in srgb, var(--tint) 8%, transparent); overflow: hidden; }
.os-c > i::after { content: ""; position: absolute; inset: 0; border-radius: 3px; background: linear-gradient(90deg, var(--bleu), var(--violet), var(--rose)); transform-origin: 0 50%; transform: scaleX(0); transition: transform 1.1s cubic-bezier(.45, 0, .2, 1) .3s; }
.os-c:nth-child(2) > i::after { transition-delay: .55s; }
.os-c:nth-child(3) > i::after { transition-delay: .8s; }
.sc2.k-os .os-c { opacity: 1; transform: none; }
.sc2.k-os .os-c > i::after { transform: none; }
.sc2.k-built .os-st .spin { opacity: 0; }
.sc2.k-built .os-st .ok-dot { opacity: 1; }
.sc2.k-built .os-c:nth-child(2) .os-st > * { transition-delay: .25s; }
.sc2.k-built .os-c:nth-child(3) .os-st > * { transition-delay: .5s; }

/* Scène 3 · page de téléchargement */
.br { left: 20px; top: 20px; width: 420px; height: 260px; border-radius: 12px; overflow: hidden; border: 1px solid var(--line-2); background: var(--lw-2); }
.br > * { position: absolute; }
.br-bar { left: 0; right: 0; top: 0; height: 34px; display: flex; align-items: center; padding: 0 12px; border-bottom: 1px solid var(--line); background: var(--mt3); }
.dots { display: flex; gap: 6px; }
.dots i { width: 8px; height: 8px; border-radius: 50%; background: color-mix(in srgb, var(--tint) 16%, transparent); }
.br-url { position: absolute; left: 50%; top: 6px; transform: translateX(-50%); height: 22px; display: flex; align-items: center; gap: 7px; padding: 0 12px; min-width: 210px;
  border-radius: 7px; background: color-mix(in srgb, var(--text) 5%, transparent); border: 1px solid var(--line); font: 500 10px var(--f-mono); color: var(--muted); }
.br-url b { color: var(--text); font-weight: 500; }
.br-typed { display: inline-block; overflow: hidden; white-space: nowrap; width: 0; transition: width .9s steps(22, end); }
.sc3.k-url .br-typed { width: 22ch; }
.br-page { left: 0; right: 0; top: 34px; bottom: 0; }
.br-page > * { position: absolute; opacity: 0; transform: translateY(10px); transition: opacity .6s var(--ease), transform .7s var(--ease); }
.br-ban { left: 0; right: 0; top: 0; height: 112px; overflow: hidden; background: radial-gradient(42% 60% at 70% 92%, color-mix(in srgb, var(--a4) 95%, transparent), color-mix(in srgb, var(--a3-l) 50%, transparent) 38%, transparent 72%), linear-gradient(180deg, var(--sk1) 0%, var(--sk2) 52%, var(--sk3) 82%, var(--sk4) 100%); }
.br-id { position: absolute; left: 18px; bottom: 12px; z-index: 2; display: flex; align-items: center; gap: 8px; }
.br-id svg { width: 22px; height: 22px; }
.br-id b { font: 800 19px var(--f-display); letter-spacing: -.03em; color: #fff; }
.br-btn { left: 18px; top: 128px; width: 200px; height: 38px; display: grid; place-items: center; border-radius: 9px; font: 700 11.5px var(--f-display); color: var(--btn-ink);
  background: linear-gradient(135deg, var(--a3-l) 0%, var(--a3) 42%, var(--a2) 100%); box-shadow: 0 10px 24px -10px color-mix(in srgb, var(--a3) 80%, transparent); }
.br-os { left: 232px; top: 128px; height: 38px; display: flex; align-items: center; font-size: 11px; color: var(--muted); }
.br-det { left: 18px; top: 178px; font: 500 9px var(--f-mono); color: var(--subtle); }
.br-page > :nth-child(2) { transition-delay: .12s; }
.br-page > :nth-child(3) { transition-delay: .2s; }
.br-page > :nth-child(4) { transition-delay: .28s; }
.sc3.k-page .br-page > * { opacity: 1; transform: none; }
.sc3.k-press .br-btn { transform: scale(.96); transition: transform .12s; }
.dlc { left: 238px; top: 214px; z-index: 3; width: 206px; height: 54px; display: flex; align-items: center; gap: 10px; padding: 0 12px; border-radius: 12px; overflow: hidden;
  background: var(--surf); border: 1px solid color-mix(in srgb, var(--tint) 20%, transparent); box-shadow: 0 24px 40px -14px rgba(0, 0, 0, .9);
  opacity: 0; transform: translateY(14px); transition: opacity .5s var(--ease), transform .6s var(--ease); }
.dlc-ic { flex: none; width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center; background: var(--revers); color: #fff; }
.dlc-ic svg { width: 15px; height: 15px; }
.dlc-t { display: grid; gap: 2px; }
.dlc-t b { font: 500 10px var(--f-mono); color: var(--text); font-weight: 500; }
.dlc-s { display: grid; font-size: 9.5px; color: var(--muted); }
.dlc-s > * { grid-area: 1 / 1; transition: opacity .3s; }
.d1 { opacity: 0; color: var(--ok); }
.dlc-bar { position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--line); }
.dlc-bar i { position: absolute; inset: 0; background: linear-gradient(90deg, var(--bleu), var(--violet), var(--rose)); transform-origin: 0 50%; transform: scaleX(0); transition: transform 1.5s cubic-bezier(.45, 0, .2, 1) .3s; }
.sc3.k-dl .dlc { opacity: 1; transform: none; }
.sc3.k-dl .dlc-bar i { transform: none; }
.sc3.k-dlok .d0 { opacity: 0; }
.sc3.k-dlok .d1 { opacity: 1; }

/* Boucle finale : mises à jour automatiques */
.tl-loop { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1fr) 300px minmax(0, 1fr); align-items: center; gap: 40px; padding: 70px 0 20px; }
.lo-txt { justify-self: end; text-align: right; max-width: 360px; }
.lo-ring { position: relative; width: 260px; height: 260px; justify-self: center; }
.lo-ring svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.lo-ring circle { fill: none; transform: rotate(-90deg); transform-origin: 130px 130px; }
.lo-route { stroke: color-mix(in srgb, var(--tint) 12%, transparent); stroke-width: 1.5; stroke-dasharray: 2 7; }
.lo-line, .lo-glow { stroke: url(#log); stroke-dasharray: 704 704; stroke-dashoffset: 704; stroke-linecap: round; }
.lo-line { stroke-width: 2.5; }
.lo-glow { stroke-width: 12; opacity: .16; }
.lo-comet { position: absolute; inset: 0; opacity: 0; transition: opacity .6s; }
.lo-comet::before { content: ""; position: absolute; inset: 12px; border-radius: 50%;
  background: conic-gradient(from 250deg, transparent 0deg, color-mix(in srgb, var(--a3) 55%, transparent) 110deg, transparent 110.5deg);
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 13px), #000 calc(100% - 12px), #000 100%); mask: radial-gradient(farthest-side, transparent calc(100% - 13px), #000 calc(100% - 12px), #000 100%); }
.lo-comet i { position: absolute; left: 50%; top: 18px; width: 12px; height: 12px; margin: -6px 0 0 -6px; border-radius: 50%; background: #fff; box-shadow: 0 0 0 4px color-mix(in srgb, var(--a3) 30%, transparent), 0 0 22px 6px color-mix(in srgb, var(--a3-l) 60%, transparent); }
.lo-v { position: absolute; z-index: 2; padding: 4px 9px; border-radius: 7px; background: var(--encre); border: 1px solid var(--line-2); font: 500 11px var(--f-mono); color: var(--muted); transform: translate(-50%, -50%); }
.lo-v::after { content: ""; position: absolute; inset: -1px; border-radius: 7px; border: 1px solid var(--a3-xl); box-shadow: 0 0 18px -2px color-mix(in srgb, var(--a3) 70%, transparent); opacity: 0; }
.v0 { left: 130px; top: 18px; }
.v1 { left: 227px; top: 186px; }
.v2 { left: 33px; top: 186px; }
.lo-c { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; }
.lo-cl { font: 500 10px var(--f-mono); color: var(--subtle); }
.lo-cv { position: relative; height: 54px; width: 120px; margin: 4px 0 2px; }
.lo-cv span { position: absolute; inset: 0; display: grid; place-items: center; font: 800 46px/1 var(--f-display); letter-spacing: -.04em; color: var(--text); opacity: 0; }
.lo-cv span:first-child { opacity: 1; }
.lo-cp { font: 500 10.5px var(--f-mono); color: var(--muted); }
.lo-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; max-width: 320px; }
.lo-list li { display: flex; align-items: flex-start; gap: 12px; font-size: 14.5px; line-height: 1.45; color: var(--muted); }
.lo-list i { flex: none; width: 8px; height: 8px; margin-top: 6px; border-radius: 50%; background: var(--primary); box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 14%, transparent); }
.js .lo-txt, .js .lo-list li { opacity: .35; transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .lo-list li { transform: translateX(-8px); }
.tl-loop.alive .lo-txt, .tl-loop.alive .lo-list li { opacity: 1; transform: none; }
.tl-loop.alive .lo-list li:nth-child(2) { transition-delay: .15s; }
.tl-loop.alive .lo-list li:nth-child(3) { transition-delay: .3s; }
/* Le cycle : 2.4 → 2.5 → 2.6, une version toutes les 2,4 s */
.tl-loop.alive .lo-comet { opacity: 1; animation: orbit 7.2s linear infinite; }
@keyframes orbit { to { transform: rotate(360deg); } }
.tl-loop.alive .lo-v::after { animation: hit 7.2s linear infinite; }
.tl-loop.alive .v1::after { animation-delay: 2.4s; }
.tl-loop.alive .v2::after { animation-delay: 4.8s; }
@keyframes hit { 0% { opacity: 1; } 18% { opacity: 0; } 100% { opacity: 0; } }
.tl-loop.alive .lo-cv span { animation: ver 7.2s var(--ease) infinite both; }
.tl-loop.alive .lo-cv span:nth-child(2) { animation-delay: 2.4s; }
.tl-loop.alive .lo-cv span:nth-child(3) { animation-delay: 4.8s; }
@keyframes ver { 0% { opacity: 0; transform: translateY(14px); } 4%, 31% { opacity: 1; transform: none; } 35%, 100% { opacity: 0; transform: translateY(-14px); } }

/* ---------- Mobile : le fil passe à gauche ---------- */
@media (max-width: 860px) {
  .tl-body { padding-top: 10px; }
  .tl-row, .tl-row.rev { grid-template-columns: 40px minmax(0, 1fr); grid-template-rows: auto auto; column-gap: 14px; row-gap: 22px; padding: 36px 0; align-items: start; }
  .tl-row .tl-mid, .tl-row.rev .tl-mid { order: 0; grid-column: 1; grid-row: 1; align-self: start; justify-self: start; display: block; }
  .tl-row .tl-txt, .tl-row.rev .tl-txt { order: 0; grid-column: 2; grid-row: 1; justify-self: start; text-align: left; }
  .tl-row .tl-scene, .tl-row.rev .tl-scene { order: 0; grid-column: 2; grid-row: 2; }
  .tl-node { margin-left: 2px; }
  .tl-row.rev .sc { margin-left: 0; }
  .tl-loop { grid-template-columns: minmax(0, 1fr); gap: 28px; padding-top: 48px; }
  .lo-txt { justify-self: start; text-align: left; order: 2; }
  .lo-ring { order: 1; }
  .lo-list { order: 3; }
}

/* ---------- Petit mobile : scènes recomposées sur 340 px logiques, textes ≥ 10 px ---------- */
@media (max-width: 560px) {
  .tl .sec-h h2 { font-size: min(2rem, 7.6vw); }
  .tl .sec-h h2 br { display: none; }
  .tl-row .tl-scene, .tl-row.rev .tl-scene { grid-column: 1 / -1; }
  .sc { --scw: 340px; max-width: none; }
  .sc1 { --sch: 362px; } .sc2 { --sch: 262px; } .sc3 { --sch: 284px; }
  .sc .cur { transform: translate(250px, 300px); }

  /* 1 · éditeur : le launcher en haut, le panneau dessous */
  .sc1 .lp { transform: translate(12px, 12px); width: 316px; height: 196px; }
  .lp-top { height: 34px; }
  .lp-logo-ph, .lp-logo { top: 9px; height: 18px; }
  .lp-logo-ph { width: 68px; font-size: 10px; }
  .lp-logo svg { width: 17px; height: 17px; }
  .lp-logo b { font-size: 12.5px; }
  .lp-news { top: 44px; width: 80px; }
  .lp-play { bottom: 12px; }
  .lp-btnw { width: 90px; height: 32px; }
  .lp-btn { font-size: 11.5px; }
  .lp-prof { font-size: 11px; padding: 5px 9px; }
  .lp-prof small { font-size: 10.5px; }
  .pop { left: 12px; top: 220px; width: 316px; padding: 10px 12px; display: grid; grid-template-columns: auto minmax(0, 1fr);
    grid-template-areas: "l1 l2" "th up" "l3 l3" "sw sw"; column-gap: 14px; row-gap: 6px; }
  .pop > p:nth-of-type(1) { grid-area: l1; } .pop > p:nth-of-type(2) { grid-area: l2; } .pop > p:nth-of-type(3) { grid-area: l3; margin-top: 6px; }
  .pop-th { grid-area: th; } .pop-up { grid-area: up; } .pop-sw { grid-area: sw; }
  .pop-l, .pop-l:first-child { margin: 0; font-size: 11px; }
  .pop-up > span { font-size: 10.5px; }
  .sc-cap { left: 12px; top: 342px; font-size: 10.5px; }

  /* 2 · publication : l'envoi en haut, les trois systèmes en ligne */
  .up { left: 12px; top: 12px; width: 316px; height: 150px; }
  .up-ring, .up-pct { left: 16px; top: 17px; }
  .up-sum { left: 150px; right: 12px; top: 40px; text-align: left; font-size: 10.5px; line-height: 1.45; }
  .up-ok { left: 150px; right: auto; top: 96px; justify-content: flex-start; font-size: 12px; }
  .fold2 { left: 40px; top: 50px; font-size: 11px; }
  .fold2 em { font-size: 10px; }
  .os { left: 12px; top: 174px; width: 316px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
  .os-c { height: 76px; margin: 0; padding: 10px; flex-wrap: wrap; align-content: flex-start; gap: 3px 6px; }
  .os-c b { order: 1; font-size: 12.5px; }
  .os-st { order: 2; }
  .os-c code { order: 3; flex-basis: 100%; font-size: 10.5px; padding: 0; }
  .os-c > i { left: 10px; right: 10px; bottom: 10px; }

  /* 3 · page de téléchargement */
  .br { left: 12px; top: 12px; width: 316px; height: 240px; }
  .br-url { min-width: 0; padding: 0 10px; font-size: 10.5px; }
  .br-ban { height: 96px; }
  .br-btn { left: 14px; top: 110px; width: 170px; height: 36px; font-size: 12px; }
  .br-os { left: 196px; top: 110px; height: 36px; font-size: 11.5px; }
  .br-det { left: 14px; top: 154px; font-size: 10.5px; }
  .dlc { left: 92px; top: 216px; width: 236px; height: 56px; }
  .dlc-t b { font-size: 11px; }
  .dlc-s { font-size: 10.5px; }

  /* Boucle */
  .lo-cl, .lo-cp { font-size: 11px; }
  .lo-v { font-size: 11.5px; }
}

@media (prefers-reduced-motion: reduce) {
  .tl-loop.alive .lo-comet { animation: none; }
  .tl-loop.alive .lo-v::after, .tl-loop.alive .lo-cv span { animation: none; }
  .lo-cv span { opacity: 0 !important; transform: none !important; }
  .lo-cv span:nth-child(3) { opacity: 1 !important; }
  .js .tl-txt, .js .tl-scene, .js .lo-txt, .js .lo-list li { opacity: 1; transform: none; }
}

/* Boucles CSS figées hors écran (classe posée par etapes.js via IntersectionObserver) */
.tl.is-off .lo-comet, .tl.is-off .lo-v::after, .tl.is-off .lo-cv span, .tl.is-off .spin { animation-play-state: paused; }