:root {
  --bg: #fafafa; --surface: #ffffff; --surface-2: #f4f4f5; --ink: #09090b; --muted: #71717a; --faint: #a1a1aa;
  --line: #e4e4e7; --accent: #e11d48; --accent-2: #f97316; --done: #16a34a;
  --shadow: 0 1px 2px rgb(0 0 0 / .04), 0 8px 24px -12px rgb(0 0 0 / .12);
  --shadow-lg: 0 2px 4px rgb(0 0 0 / .04), 0 24px 48px -20px rgb(0 0 0 / .25);
  --r: 20px;
  --font: "Inter", "Geist", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #09090b; --surface: #131316; --surface-2: #1c1c20; --ink: #fafafa; --muted: #a1a1aa; --faint: #71717a;
    --line: #27272a; --accent: #fb7185; --accent-2: #fdba74; --done: #4ade80;
    --shadow: 0 1px 2px rgb(0 0 0 / .4), 0 12px 32px -16px rgb(0 0 0 / .6);
    --shadow-lg: 0 2px 4px rgb(0 0 0 / .4), 0 28px 56px -20px rgb(0 0 0 / .8);
  }
}
:root[data-theme="dark"] {
  --bg: #09090b; --surface: #131316; --surface-2: #1c1c20; --ink: #fafafa; --muted: #a1a1aa; --faint: #71717a;
  --line: #27272a; --accent: #fb7185; --accent-2: #fdba74; --done: #4ade80;
  --shadow: 0 1px 2px rgb(0 0 0 / .4), 0 12px 32px -16px rgb(0 0 0 / .6);
  --shadow-lg: 0 2px 4px rgb(0 0 0 / .4), 0 28px 56px -20px rgb(0 0 0 / .8);
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.6 var(--font); -webkit-font-smoothing: antialiased; }
body::before { content: ""; position: fixed; inset: -20vh -10vw auto; height: 60vh; z-index: -1; pointer-events: none;
  background: radial-gradient(40% 60% at 70% 30%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 70%),
              radial-gradient(30% 50% at 25% 10%, color-mix(in srgb, var(--accent-2) 10%, transparent), transparent 70%); }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 16px; }
a { color: inherit; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; padding: 0; cursor: pointer; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 8px; }
.grad { background: linear-gradient(100deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.muted { color: var(--muted); }

/* Boutons */
.ghost { display: inline-flex; align-items: center; gap: 6px; padding: 7px 12px; border-radius: 999px; color: var(--muted); text-decoration: none; font-size: .9rem; transition: color .15s, background .15s; }
.ghost:hover { color: var(--ink); background: var(--surface-2); }
.solid { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 9px 16px; border-radius: 999px; background: var(--ink); color: var(--bg); text-decoration: none; font-size: .9rem; font-weight: 600; transition: transform .15s, opacity .15s; }
.solid:hover { opacity: .88; } .solid:active { transform: scale(.97); }
.outline { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 8px 15px; border-radius: 999px; border: 1px solid var(--line); background: var(--surface); text-decoration: none; font-size: .9rem; font-weight: 600; }
.outline:hover { border-color: var(--faint); }

/* En-tête collant */
.bar { position: sticky; top: 0; z-index: 10; backdrop-filter: saturate(1.6) blur(14px); -webkit-backdrop-filter: saturate(1.6) blur(14px);
  background: color-mix(in srgb, var(--bg) 72%, transparent); border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent); }
.bar .wrap { display: flex; justify-content: space-between; align-items: center; height: 60px; gap: 8px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: -0.02em; text-decoration: none; white-space: nowrap; }
.logo i { width: 22px; height: 22px; border-radius: 7px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); box-shadow: 0 4px 12px -4px var(--accent); }
.bar nav { display: flex; gap: 4px; align-items: center; }

/* Intro */
.hero { padding: 56px 0 32px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; padding: 5px 12px 5px 8px; border: 1px solid var(--line); border-radius: 999px; background: var(--surface); font-size: .8rem; color: var(--muted); box-shadow: var(--shadow); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--done); animation: ping 2s infinite; }
.dot.off { background: var(--faint); animation: none; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--done) 50%, transparent); } 70%, 100% { box-shadow: 0 0 0 7px transparent; } }
.hero h1 { font-size: clamp(2.4rem, 8.5vw, 4.4rem); line-height: 1; letter-spacing: -0.045em; font-weight: 800; margin: 20px 0 18px; }
.hero p { color: var(--muted); max-width: 52ch; margin: 0; font-size: 1.05rem; }

/* Chiffres et progression */
.stats { display: grid; grid-template-columns: 1.3fr 1fr; gap: 12px; }
.stat { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 18px 20px; box-shadow: var(--shadow); min-width: 0; }
.stat .label { font-size: .85rem; color: var(--muted); }
.stat b { display: block; font-size: clamp(2rem, 7vw, 2.8rem); font-weight: 700; letter-spacing: -0.04em; line-height: 1.15; margin-top: 4px; font-variant-numeric: tabular-nums; }
.stat .of { color: var(--faint); font-weight: 500; }
.stat small { display: block; color: var(--faint); font-size: .8rem; margin-top: 4px; }
.meter { height: 6px; border-radius: 99px; background: var(--surface-2); overflow: hidden; margin-top: 10px; }
.meter i { display: block; height: 100%; width: 0; border-radius: 99px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); transition: width .5s cubic-bezier(.2,.8,.2,1); }
.me { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 12px; font-size: .85rem; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 5px 12px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); font-weight: 600; }
.me-next { color: var(--muted); }
.me .ghost { margin-left: auto; }

/* Contrôles */
.controls { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; margin: 36px 0 12px; }
.seg { display: inline-flex; padding: 4px; background: var(--surface-2); border-radius: 999px; border: 1px solid var(--line); }
.seg button { padding: 7px 16px; border-radius: 999px; color: var(--muted); font-weight: 600; font-size: .9rem; transition: background .2s, color .2s, box-shadow .2s; }
.seg button[aria-selected="true"] { background: var(--surface); color: var(--ink); box-shadow: var(--shadow); }
.seg .n { font-weight: 500; color: var(--faint); margin-left: 6px; font-variant-numeric: tabular-nums; }
.chips { display: flex; gap: 8px; overflow-x: auto; padding: 2px 2px 14px; scrollbar-width: none; }
.chips::-webkit-scrollbar { display: none; }
.chips button { flex: none; padding: 6px 14px; border-radius: 999px; border: 1px solid var(--line); background: var(--surface); color: var(--muted); font-size: .85rem; font-weight: 500; transition: all .15s; }
.chips button:hover { color: var(--ink); border-color: var(--faint); }
.chips button[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--bg); }
.switch { display: inline-flex; align-items: center; gap: 10px; color: var(--muted); font-size: .9rem; cursor: pointer; user-select: none; margin-bottom: 12px; }
.switch input { appearance: none; -webkit-appearance: none; margin: 0; width: 38px; height: 22px; border-radius: 99px; background: var(--line); position: relative; cursor: pointer; transition: background .2s; }
.switch input::after { content: ""; position: absolute; top: 3px; left: 3px; width: 16px; height: 16px; border-radius: 50%; background: #fff; box-shadow: 0 1px 3px rgb(0 0 0 / .3); transition: transform .2s cubic-bezier(.2,.8,.2,1); }
.switch input:checked { background: var(--ink); }
.switch input:checked::after { transform: translateX(16px); background: var(--bg); }

/* Avatars et étiquettes */
.avatar { flex: none; width: 44px; height: 44px; border-radius: 14px; display: grid; place-items: center; font-weight: 700; font-size: .9rem; color: #fff; letter-spacing: -0.02em; }
.avatar.big { width: 96px; height: 96px; border-radius: 30px; font-size: 2rem; box-shadow: 0 12px 28px -12px rgb(0 0 0 / .45); }
.tag { font-size: .72rem; font-weight: 600; padding: 2px 9px; border-radius: 99px; background: var(--surface-2); color: var(--muted); border: 1px solid var(--line); white-space: nowrap; }
.tag.star { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 35%, var(--line)); }

/* Fiche (mode « une à la fois ») */
.deck { position: relative; height: 440px; margin: 4px 0 18px; }
.card { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; padding: 28px 24px; text-align: center;
  background: var(--surface); border: 1px solid var(--line); border-radius: 28px; box-shadow: var(--shadow-lg); touch-action: pan-y; user-select: none; -webkit-user-select: none; }
.card.back { transform: translateY(14px) scale(.94); opacity: .55; pointer-events: none; box-shadow: var(--shadow); }
.card.enter { animation: enter .3s cubic-bezier(.2,.8,.2,1); }
@keyframes enter { from { transform: translateY(14px) scale(.94); opacity: .55; } }
.card.fly { transition: transform .3s ease-in, opacity .3s ease-in; }
.card.snap { transition: transform .3s cubic-bezier(.2,.8,.2,1.3); }
.card.shake { animation: shake .4s; }
@keyframes shake { 20%, 60% { transform: translateX(-8px); } 40%, 80% { transform: translateX(8px); } }
.card .tags { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; margin-bottom: 8px; }
.card h2 { margin: 10px 0 0; font-size: 1.6rem; letter-spacing: -0.03em; line-height: 1.15; }
.card .handle { margin: 0; color: var(--muted); }
.card .quote { margin: 4px 0; font-size: 1rem; max-width: 34ch; display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden; }
.card .count { margin: 0; font-size: .85rem; color: var(--faint); min-height: 1.4em; }
.card .open-big { margin-top: 14px; padding: 13px 26px; font-size: 1rem; }
.card .lock { margin: 6px 0 0; font-size: .85rem; color: var(--muted); min-height: 1.4em; }
.card .lock.ok { color: var(--done); font-weight: 600; }
.card .report { position: absolute; bottom: 14px; font-size: .78rem; color: var(--faint); }
.card .report:hover { color: var(--accent); }
.stamp { position: absolute; top: 26px; padding: 4px 12px; border: 3px solid; border-radius: 12px; font-weight: 800; font-size: 1.2rem; letter-spacing: .08em; opacity: 0; pointer-events: none; }
.stamp.yes { left: 22px; color: var(--done); transform: rotate(-14deg); }
.stamp.no { right: 22px; color: var(--accent); transform: rotate(14deg); }
.deck-actions { display: flex; gap: 12px; }
.deck-actions button { flex: 1; display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 15px; border-radius: 18px; font-weight: 700; font-size: 1rem; transition: transform .15s, opacity .2s, background .2s; }
.deck-actions button:active { transform: scale(.97); }
.btn-skip { background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow); }
.btn-done { background: var(--done); color: #fff; box-shadow: 0 10px 24px -12px var(--done); }
.btn-done[aria-disabled="true"] { opacity: .35; cursor: not-allowed; box-shadow: none; }
.deck-actions kbd { font: 500 .72rem var(--font); padding: 1px 6px; border-radius: 6px; border: 1px solid currentColor; opacity: .5; }
.hint { text-align: center; color: var(--faint); font-size: .85rem; margin: 12px 0 0; }
.end { position: static; height: 100%; }
.end .icon { font-size: 2.6rem; }
.end p { color: var(--muted); margin: 0; max-width: 36ch; }
.end .btns { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin-top: 14px; }

/* Téléphones : swipe + boutons ronds façon appli */
@media (hover: none) and (pointer: coarse) {
  .deck-actions { justify-content: center; gap: 36px; }
  .deck-actions button { flex: none; width: 66px; height: 66px; padding: 0; border-radius: 50%; font-size: 1.6rem; }
  .deck-actions .lbl, .deck-actions kbd { display: none; }
}

/* Invitation à partager */
.share-prompt { position: relative; display: flex; gap: 14px; align-items: center; padding: 14px 16px; margin-bottom: 14px; border-radius: 18px; border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--line));
  background: linear-gradient(120deg, color-mix(in srgb, var(--accent) 10%, var(--surface)), color-mix(in srgb, var(--accent-2) 8%, var(--surface))); }
.share-prompt p { margin: 0; flex: 1; font-size: .92rem; }
.share-prompt .close { position: absolute; top: 4px; right: 10px; font-size: 1.2rem; color: var(--muted); }

/* Liste */
.list { list-style: none; margin: 0; padding: 6px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--shadow); }
.item { display: grid; grid-template-columns: auto 1fr auto; gap: 14px; align-items: center; padding: 12px; border-radius: 14px; transition: background .15s; }
.item:hover { background: var(--surface-2); }
.item + .item { box-shadow: 0 -1px 0 var(--line); }
.item.done .avatar { filter: grayscale(1); opacity: .5; }
.item.done .who { color: var(--muted); }
.who { font-weight: 600; letter-spacing: -0.01em; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.meta { font-size: .82rem; color: var(--muted); display: flex; flex-wrap: wrap; gap: 0 8px; margin-top: 1px; }
.meta .sep::before { content: "•"; margin-right: 8px; color: var(--faint); }
.item .quote { margin: 4px 0 2px; font-size: .92rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.report { color: var(--faint); font-size: .78rem; }
.report:hover { color: var(--accent); }
.report[disabled] { cursor: default; color: var(--done); }
.acts { display: flex; gap: 8px; align-items: center; }
.acts .solid { padding: 8px 14px; font-size: .85rem; }
.check { flex: none; width: 38px; height: 38px; border-radius: 50%; border: 1.5px solid var(--line); display: grid; place-items: center; color: var(--faint); transition: all .2s; }
.check svg { width: 16px; height: 16px; }
.check:hover { border-color: var(--done); color: var(--done); }
.check[aria-disabled="true"] { opacity: .45; cursor: not-allowed; }
.check[aria-pressed="true"] { background: var(--done); border-color: var(--done); color: #fff; animation: pop .3s cubic-bezier(.2,.8,.2,1.4); }
@keyframes pop { 50% { transform: scale(1.15); } }
.empty { padding: 40px 20px; text-align: center; color: var(--muted); background: var(--surface); border: 1px dashed var(--line); border-radius: var(--r); }

/* Blocs de texte */
section.block { padding-top: 64px; }
.block h2 { font-size: 1.6rem; letter-spacing: -0.03em; margin: 0 0 18px; font-weight: 700; }
.steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.steps li { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 18px; color: var(--muted); font-size: .92rem; box-shadow: var(--shadow); }
.steps .num { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 9px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; font-weight: 700; font-size: .85rem; margin-bottom: 12px; }
.steps b { display: block; color: var(--ink); font-size: 1rem; margin-bottom: 2px; }
.faq { display: grid; gap: 10px; }
details.fold { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 0 18px; }
details.fold > summary { cursor: pointer; font-weight: 600; list-style: none; display: flex; justify-content: space-between; align-items: center; padding: 16px 0; }
details.fold > summary::-webkit-details-marker { display: none; }
details.fold > summary::after { content: ""; width: 8px; height: 8px; border-right: 1.5px solid var(--muted); border-bottom: 1.5px solid var(--muted); transform: rotate(45deg); transition: transform .2s; margin-right: 4px; }
details.fold[open] > summary::after { transform: rotate(-135deg); }
details.fold ul { margin: 0 0 16px; padding-left: 18px; color: var(--muted); font-size: .92rem; }
details.fold li { margin-bottom: 8px; }
details.fold a { color: var(--accent); }

/* Formulaire de proposition */
.form { display: grid; gap: 12px; padding-bottom: 18px; }
.form label { display: grid; gap: 6px; font-size: .88rem; font-weight: 600; }
.form input[type="url"], .form select, .form textarea { width: 100%; padding: 11px 13px; border-radius: 12px; border: 1px solid var(--line); background: var(--bg); font-weight: 400; }
.form textarea { resize: vertical; }
.form .confirm { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; color: var(--muted); }
.form .confirm input { margin-top: 4px; accent-color: var(--ink); }
.form .row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.form-status { margin: 0; font-size: .88rem; color: var(--muted); }
.form-status.ok { color: var(--done); } .form-status.err { color: var(--accent); }

footer { margin-top: 56px; padding: 24px 0 48px; border-top: 1px solid var(--line); font-size: .85rem; color: var(--faint); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 20px; }
footer .links { display: flex; gap: 4px; }

/* Fenêtre « Ta progression » */
dialog { width: min(560px, calc(100% - 24px)); max-height: 88vh; border: 1px solid var(--line); border-radius: 24px; background: var(--surface); color: var(--ink); padding: 22px; box-shadow: var(--shadow-lg); }
dialog::backdrop { background: rgb(0 0 0 / .5); backdrop-filter: blur(4px); }
.dialog-header { display: flex; justify-content: space-between; align-items: start; margin-bottom: 14px; }
.dialog-header h2 { margin: 0; letter-spacing: -0.03em; }
.kicker { font-size: .7rem; letter-spacing: .12em; color: var(--muted); font-weight: 700; }
.close-dialog { font-size: 1.6rem; line-height: 1; color: var(--muted); padding: 4px 8px; }
dialog h3 { font-size: 1rem; margin: 22px 0 10px; }
.badge-box { display: grid; grid-template-columns: 150px 1fr; gap: 16px; align-items: center; padding: 14px; border-radius: 18px; background: var(--surface-2); }
.badge-box img { width: 100%; aspect-ratio: 4 / 5; border-radius: 12px; object-fit: cover; background: var(--line); }
.badge-box .btns { display: grid; gap: 8px; }
.ach-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 8px; }
.ach { padding: 12px; border-radius: 14px; border: 1px solid var(--line); font-size: .82rem; color: var(--muted); }
.ach b { display: block; color: var(--ink); font-size: .9rem; }
.ach .ico { display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: 10px; margin-bottom: 8px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; font-weight: 800; font-size: .85rem; }
.ach.locked { opacity: .5; } .ach.locked .ico { background: var(--line); color: var(--muted); }
.done-item { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 10px 0; border-top: 1px solid var(--line); font-size: .9rem; }
.done-item small { display: block; color: var(--muted); }

.toast { position: fixed; left: 50%; bottom: calc(20px + env(safe-area-inset-bottom)); transform: translateX(-50%); z-index: 30; display: flex; gap: 14px; align-items: center; padding: 10px 10px 10px 16px; border-radius: 999px; font-size: .9rem; white-space: nowrap; max-width: calc(100% - 32px);
  background: color-mix(in srgb, var(--ink) 92%, transparent); color: var(--bg); backdrop-filter: blur(10px); box-shadow: 0 12px 32px -8px rgb(0 0 0 / .35); animation: rise .25s cubic-bezier(.2,.8,.2,1); }
.toast span { overflow: hidden; text-overflow: ellipsis; }
.toast button { padding: 5px 12px; border-radius: 999px; background: color-mix(in srgb, var(--bg) 18%, transparent); color: var(--bg); font-weight: 600; }
@keyframes rise { from { opacity: 0; transform: translate(-50%, 8px); } }

@media (max-width: 560px) {
  .hero { padding: 36px 0 24px; }
  .hero p { font-size: .98rem; }
  .stat { padding: 14px 16px; }
  .hide-sm { display: none !important; }
  .deck { height: 420px; }
  .item { grid-template-columns: auto 1fr; }
  .acts { grid-column: 1 / -1; }
  .acts .solid { flex: 1; }
  .badge-box { grid-template-columns: 110px 1fr; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; } }