/* Ajouts pour l'application : connexion, menu, éditeur, fenêtres. */
:root{ --danger:#b3261e; --ok:#287a4f; --c-root:#14201c; --on-c:#fff }
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]){ --danger:#f2a29b; --on-c:#0f1715 } }
:root[data-theme="dark"]{ --danger:#f2a29b; --on-c:#0f1715 }
[hidden]{display:none!important}
body.booting > *{visibility:hidden}
.app.editing #edit{display:none}

.btn{font:inherit;font-size:14px;font-weight:700;border-radius:9px;border:1px solid var(--line);background:var(--surface);color:var(--ink);padding:8px 14px;cursor:pointer}
.btn:hover{border-color:var(--muted)}
.btn:focus-visible,.mini:focus-visible,.icon:focus-visible{outline:2px solid var(--c-examens);outline-offset:1px}
.btn.primary{background:var(--ink);color:var(--surface);border-color:var(--ink)}
.btn.primary:hover{opacity:.9}
.btn.danger{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 40%,var(--line))}
.btn.wide{width:100%;padding:11px}
.btn:disabled{opacity:.5;cursor:default}
.mini{font:inherit;font-size:12px;font-weight:700;background:none;border:1px dashed var(--line);color:var(--muted);border-radius:7px;padding:3px 8px;cursor:pointer}
.mini:hover{color:var(--ink);border-color:var(--muted)}

/* Connexion */
.auth{position:fixed;inset:0;display:grid;place-items:center;padding:16px;overflow:auto;
  background:var(--bg) radial-gradient(var(--grid) 1.2px, transparent 1.2px);background-size:22px 22px}
.auth-card{width:100%;max-width:380px;background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:26px 24px;display:flex;flex-direction:column;gap:14px}
.auth-card .brand{font-size:26px}
.tabs{display:grid;grid-template-columns:1fr 1fr;background:var(--bg);border-radius:10px;padding:3px}
.tabs button{all:unset;text-align:center;padding:8px;border-radius:8px;font-size:14px;font-weight:700;color:var(--muted);cursor:pointer}
.tabs button[aria-selected="true"]{background:var(--surface);color:var(--ink);box-shadow:var(--shadow)}
.tabs button:focus-visible{outline:2px solid var(--c-examens)}
.f{display:flex;flex-direction:column;gap:5px;font-size:13px;font-weight:700;color:var(--muted)}
.f input,.f textarea,.f select{font:inherit;font-weight:400;font-size:15px;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:9px 11px;width:100%;box-sizing:border-box}
.f input:focus-visible,.f textarea:focus-visible,.f select:focus-visible{outline:2px solid var(--c-examens);outline-offset:0}
.auth[data-mode="login"] .only-register{display:none}
.note{margin:0;font-size:13px;color:var(--muted);background:var(--bg);border-radius:8px;padding:8px 10px}
.err{margin:0;font-size:13px;color:var(--danger);min-height:0}
.err:empty{display:none}

/* Rail : en-tête + menu */
.rail-top{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.menu{position:relative}
.avatar{width:34px;height:34px;border-radius:50%;border:1px solid var(--line);background:var(--ink);color:var(--surface);font:700 14px var(--f-body);cursor:pointer;flex:none}
.avatar:focus-visible{outline:2px solid var(--c-examens);outline-offset:2px}
.menu-pop{position:absolute;right:0;top:40px;z-index:30;min-width:230px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:6px;display:flex;flex-direction:column}
.menu-pop button{all:unset;cursor:pointer;padding:9px 10px;border-radius:7px;font-size:14px}
.menu-pop button:hover,.menu-pop button:focus-visible{background:var(--bg)}
.menu-who{padding:8px 10px 10px;border-bottom:1px solid var(--line);margin-bottom:4px;font-size:13px;color:var(--muted);line-height:1.35}
.menu-who b{display:block;color:var(--ink);font-size:14px}
.role{display:inline-block;margin-top:4px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;background:var(--bg);border-radius:5px;padding:2px 6px;color:var(--ink)}
.list-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}
body:not(.can-edit) .ed-only,body:not(.is-admin) .admin-only{display:none!important}

/* Éditeur */
.app.editing{grid-template-columns:min(460px,42vw) 1fr}
.app.editing .rail{display:none}
.editor{background:var(--surface);border-right:1px solid var(--line);display:flex;flex-direction:column;min-width:0;min-height:0}
.ed-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px 12px max(16px, env(safe-area-inset-left,0px));border-bottom:1px solid var(--line)}
.ed-kicker{font-size:11px;text-transform:uppercase;letter-spacing:.09em;color:var(--muted);font-weight:700}
.ed-title{font-family:var(--f-display);font-weight:700;font-size:20px;line-height:1.15;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:220px}
.ed-head-act{display:flex;gap:6px;flex:none}
.ed-body{flex:1;overflow:auto;padding:16px 16px 40px max(16px, env(safe-area-inset-left,0px));display:flex;flex-direction:column;gap:16px}
.ed-grid{display:grid;grid-template-columns:1fr 90px;gap:10px}
.ed-help{font-size:12px;color:var(--muted);margin:-8px 0 0}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{font:inherit;font-size:12.5px;border:1px solid var(--line);background:var(--bg);color:var(--ink);border-radius:999px;padding:4px 10px;cursor:pointer}
.chip[aria-pressed="true"]{background:var(--ink);color:var(--surface);border-color:var(--ink)}
.chip-add{display:flex;gap:6px}
.chip-add input{flex:1;font:inherit;font-size:13px;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:4px 12px;min-width:0}

.ed-sec{border:1px solid var(--line);border-left:4px solid var(--c);border-radius:10px;padding:10px 10px 10px 12px;background:color-mix(in srgb,var(--c) 4%,var(--surface))}
.ed-sec-h{display:flex;align-items:center;gap:8px;margin-bottom:8px}
.ed-sec-h input{flex:1;min-width:0;font:700 16px var(--f-display);color:color-mix(in srgb,var(--c) 80%,var(--ink));background:transparent;border:1px solid transparent;border-radius:6px;padding:3px 6px}
.ed-sec-h input:hover{border-color:var(--line)}
.ed-sec-h input:focus-visible{outline:2px solid var(--c);background:var(--surface)}
.ed-sec-h .cnt{font-size:12px;font-weight:700;color:var(--muted)}
.ed-items,.ed-subs{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.ed-subs{margin:6px 0 0 22px;padding-left:10px;border-left:2px solid color-mix(in srgb,var(--c) 30%,var(--line))}
.ed-subs:empty{display:none}
.ed-line{display:flex;gap:4px;align-items:flex-start}
.ed-line textarea,.ed-line input,.ed-line select{flex:1;min-width:0;font:inherit;font-size:14px;line-height:1.38;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:7px;padding:6px 8px;resize:none;overflow:hidden;box-sizing:border-box}
.ed-line select{flex:0 0 42%;overflow:visible}
.ed-line textarea:focus-visible,.ed-line input:focus-visible,.ed-line select:focus-visible{outline:2px solid var(--c);outline-offset:0}
.ed-row.flash > .ed-line textarea{animation:edflash 1.4s ease-out}
@keyframes edflash{0%,40%{box-shadow:0 0 0 3px var(--c)}100%{box-shadow:none}}
.ed-act{display:flex;gap:1px;flex:none;opacity:.55}
.ed-row:hover > .ed-line > .ed-act,.ed-row:focus-within > .ed-line > .ed-act{opacity:1}
.icon{font:inherit;font-size:13px;line-height:1;width:26px;height:30px;border:0;background:none;color:var(--muted);border-radius:6px;cursor:pointer}
.icon:hover{background:var(--bg);color:var(--ink)}
.icon.del:hover{color:var(--danger)}
.icon:disabled{opacity:.3;cursor:default;background:none}
.ed-add{margin-top:8px}
.ed-foot{display:flex;flex-wrap:wrap;gap:8px;padding-top:4px;border-top:1px solid var(--line)}
.ed-preview,.mobile-only{display:none}

/* Fenêtres */
.modal{border:0;padding:0;background:transparent;max-width:min(560px,calc(100vw - 32px));width:100%;color:var(--ink)}
.modal::backdrop{background:rgba(10,18,15,.45)}
.modal-in{background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:20px;display:flex;flex-direction:column;gap:14px;max-height:80vh;overflow:auto}
.modal h2{margin:0;font:700 20px var(--f-display)}
.modal p{margin:0;font-size:14px;line-height:1.45}
.modal-act{display:flex;justify-content:flex-end;gap:8px;flex-wrap:wrap}
.rows{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.rows > div{display:flex;align-items:center;gap:10px;padding:10px 12px;font-size:14px}
.rows > div + div{border-top:1px solid var(--line)}
.rows .grow{flex:1;min-width:0}
.rows .sub{display:block;font-size:12px;color:var(--muted)}
.rows select{font:inherit;font-size:13px;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:7px;padding:5px 6px}
.muted{color:var(--muted);font-size:14px}

.toast{position:fixed;left:50%;bottom:max(20px, env(safe-area-inset-bottom,0px));transform:translate(-50%,20px);opacity:0;pointer-events:none;
  background:var(--ink);color:var(--surface);padding:10px 16px;border-radius:10px;font-size:14px;font-weight:700;box-shadow:var(--shadow);transition:.25s;z-index:100;max-width:calc(100vw - 32px)}
.toast.on{opacity:1;transform:translate(-50%,0)}
.toast.bad{background:var(--danger);color:#fff}
.empty-stage{position:absolute;inset:0;display:grid;place-items:center;color:var(--muted);font-size:15px}
.n-root .meta a[hidden]{display:none}

@media (max-width:760px){
  .tools .sq{display:none}
  .rail-top .brand{font-size:19px}
  .list-head{display:none}
  .app.editing{grid-template-columns:1fr;grid-template-rows:1fr}
  .app.editing .stage{display:none}
  .app.editing.previewing .editor{display:none}
  .app.editing.previewing .stage{display:block}
  .app.editing.previewing #backToEditor{display:inline-block!important}
  .app.editing.previewing #edit{display:none}
  .ed-preview{display:block;position:sticky;bottom:0;margin:0 16px max(12px, env(safe-area-inset-bottom,0px))}
  .ed-title{max-width:140px;font-size:18px}
  .ed-act{opacity:1}
  .icon{width:30px}
}
@media (prefers-reduced-motion: reduce){.toast{transition:none}.ed-row.flash > .ed-line textarea{animation:none}}

/* Accueil : grille des fiches */
a.brand{color:inherit;text-decoration:none;display:block;border-radius:6px}
a.brand:focus-visible{outline:2px solid var(--c-examens);outline-offset:3px}
.home{overflow:auto;min-width:0;min-height:0;padding:28px max(16px, env(safe-area-inset-right,0px)) 40px 28px;
  background-image:radial-gradient(var(--grid) 1.2px, transparent 1.2px);background-size:22px 22px}
.home-head{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;margin-bottom:18px}
.home-head h1{margin:0;font:700 30px/1.1 var(--f-display);letter-spacing:-.02em}
.home-count{font-size:14px;color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.card{display:flex;flex-direction:column;gap:6px;min-height:104px;padding:14px 14px 13px;border-radius:12px;text-decoration:none;color:var(--ink);
  background:var(--surface);border:1px solid var(--line);border-top:4px solid var(--c);box-shadow:var(--shadow);transition:transform .15s,border-color .15s}
.card:hover{transform:translateY(-2px);border-color:color-mix(in srgb,var(--c) 45%,var(--line))}
.card:focus-visible{outline:2px solid var(--c-examens);outline-offset:2px}
.card-num{font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:color-mix(in srgb,var(--c) 80%,var(--ink));font-variant-numeric:tabular-nums}
.card-name{font:700 17px/1.2 var(--f-display);letter-spacing:-.01em}
.card-spe{margin-top:auto;font-size:12px;color:var(--muted);line-height:1.3}
.home .empty{color:var(--muted)}
@media (max-width:760px){
  body.on-home .list{display:none}
  .home{padding:18px 16px 32px}
  .home-head h1{font-size:24px}
  .grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
  .card{min-height:92px;padding:12px}
  .card-name{font-size:15.5px}
  #homeBtn{font-size:0}
  #homeBtn::before{content:"← Fiches";font-size:12.5px}
  .tools button{flex:none;white-space:nowrap}
  #fold{display:none}
}
@media (prefers-reduced-motion: reduce){.card{transition:none}}

/* Recherche de l'accueil */
.home-search{position:relative;max-width:640px;margin:-4px 0 20px}
.home-search svg{position:absolute;left:13px;top:50%;width:18px;height:18px;transform:translateY(-50%);fill:none;stroke:var(--muted);stroke-width:2;stroke-linecap:round;pointer-events:none}
.home-search input{font:inherit;font-size:16px;width:100%;box-sizing:border-box;padding:12px 42px 12px 40px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--ink);box-shadow:var(--shadow)}
.home-search input::placeholder{color:var(--muted)}
.home-search input::-webkit-search-cancel-button{display:none}
.home-search input:focus-visible{outline:2px solid var(--c-examens);outline-offset:1px}
.home-search .icon{position:absolute;right:6px;top:50%;transform:translateY(-50%);height:32px;width:32px}
.card mark,.results mark{background:color-mix(in srgb,var(--c-epidemio) 35%,transparent);color:inherit;border-radius:2px}
.card-hit{font-size:13px;line-height:1.35;color:var(--ink);opacity:.85}
.card-hit b{font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin-right:2px}

/* Choix du thème (menu du compte) */
.menu-sec{padding:8px 10px 4px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);border-top:1px solid var(--line);margin-top:4px}
.skins{display:flex;flex-wrap:wrap;gap:7px;align-items:center;padding:4px 10px 10px}
.skins button{all:unset;cursor:pointer;width:28px;height:28px;border-radius:50%;position:relative;box-shadow:inset 0 0 0 1px rgba(127,127,127,.45)}
.skins button i{position:absolute;width:7px;height:7px;border-radius:50%;bottom:3px}
.skins button i:first-child{left:7px}.skins button i:last-child{right:7px}
.skins button[aria-checked="true"]{outline:2px solid var(--ink);outline-offset:2px}
.skins button:focus-visible{outline:2px solid var(--c-examens);outline-offset:2px}
.skin-name{flex-basis:100%;font-size:12px;color:var(--muted)}

/* ---------- Écran de choix et flashcards ---------- */
.hub,.study{position:fixed;inset:0;overflow:auto;background:var(--bg) radial-gradient(var(--grid) 1.2px, transparent 1.2px);background-size:22px 22px;color:var(--ink)}
.top-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px max(16px, env(safe-area-inset-right,0px)) 14px max(16px, env(safe-area-inset-left,0px));
  background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.top-bar .brand{font-size:20px}
.center{text-align:center;padding:40px 0}
.small{font-size:12.5px}
.to-hub{align-self:flex-start;margin-top:-6px}

.hub-in{max-width:880px;margin:0 auto;padding:48px 16px 40px}
.hub-in h1{margin:0;font:700 clamp(28px,5vw,40px)/1.1 var(--f-display);letter-spacing:-.02em}
.hub-sub{margin:6px 0 26px;color:var(--muted);font-size:16px}
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.tile{all:unset;box-sizing:border-box;cursor:pointer;display:flex;flex-direction:column;gap:6px;padding:22px 22px 20px;border-radius:16px;background:var(--surface);
  border:1px solid var(--line);border-top:5px solid var(--c);box-shadow:var(--shadow);transition:transform .15s,border-color .15s;min-height:250px}
.tile:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--c) 50%,var(--line))}
.tile:focus-visible{outline:3px solid var(--c-examens);outline-offset:3px}
.tile-k{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:color-mix(in srgb,var(--c) 80%,var(--ink))}
.tile-t{font:700 26px/1.1 var(--f-display);letter-spacing:-.02em}
.tile-d{color:var(--muted);font-size:14.5px;line-height:1.45}
.tile-stats{margin-top:auto;padding-top:12px;font-weight:700;font-size:14px}
.tile-art{position:relative;height:54px;margin-bottom:8px}
.tile-art i{position:absolute;width:62px;height:42px;border-radius:8px;border:1.5px solid var(--c);background:color-mix(in srgb,var(--c) 10%,var(--surface))}
.tile-art i:nth-child(1){left:0;top:8px;transform:rotate(-7deg)}
.tile-art i:nth-child(2){left:16px;top:5px;transform:rotate(-1deg)}
.tile-art i:nth-child(3){left:32px;top:2px;transform:rotate(5deg);background:var(--c)}
.tile-art.map i{width:14px;height:14px;border-radius:50%}
.tile-art.map i:nth-child(1){left:2px;top:20px;width:30px;height:18px;border-radius:6px;transform:none;background:var(--ink);border-color:var(--ink)}
.tile-art.map i:nth-child(2){left:62px;top:4px;transform:none}
.tile-art.map i:nth-child(3){left:62px;top:36px;transform:none}

.st-top{flex-wrap:wrap}
.st-top select{font:inherit;font-size:14px;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:9px;padding:8px 10px;max-width:min(420px,100%);flex:1 1 200px}
.st-right{display:flex;align-items:center;gap:8px}
.st-main{max-width:760px;margin:0 auto;padding:28px 16px 48px}
.st-start{text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px;padding-top:24px}
.st-start h1{margin:0;font:700 clamp(24px,4vw,32px)/1.15 var(--f-display);letter-spacing:-.02em}
.st-start p{margin:0}
.st-counts{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;margin:8px 0}
.st-counts div{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px 18px;min-width:120px;box-shadow:var(--shadow)}
.st-counts b{display:block;font:700 30px/1 var(--f-display)}
.st-counts span{font-size:13px;color:var(--muted)}
.st-ok{font-size:16px;max-width:480px}
.st-row{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}
.st-done-mark{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;font-size:28px;font-weight:700;background:var(--c-pec);color:var(--surface)}
.btn.big{font-size:16px;padding:13px 22px;border-radius:11px}
kbd{font:700 11px var(--f-body);border:1px solid currentColor;border-radius:4px;padding:1px 5px;opacity:.6;margin-left:6px}

.st-prog{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);margin-bottom:6px;position:relative;padding-bottom:10px}
.st-prog i{position:absolute;left:0;right:0;bottom:0;height:4px;border-radius:4px;background:var(--line);overflow:hidden}
.st-prog i::after{content:"";position:absolute;inset:0 auto 0 0;width:var(--p);background:var(--c-pec);border-radius:4px}
.fc{background:var(--surface);border:1px solid var(--line);border-top:5px solid var(--c);border-radius:16px;box-shadow:var(--shadow);padding:20px 22px 26px;min-height:240px;display:flex;flex-direction:column}
.fc-top{display:flex;justify-content:space-between;gap:10px;align-items:flex-start;font-size:13px;color:var(--muted)}
.fc-ctx{line-height:1.4}
.fc-sec{color:color-mix(in srgb,var(--c) 80%,var(--ink));font-weight:700}
.fc-state{flex:none;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;padding:3px 8px;border-radius:999px;background:var(--bg);color:var(--ink)}
.fc-face{flex:1;display:flex;flex-direction:column;justify-content:center;padding:22px 0 4px}
.fc-q{font-size:clamp(18px,2.6vw,22px);line-height:1.45;text-align:center}
.fc-q b{color:color-mix(in srgb,var(--c) 75%,var(--ink))}
.fc-hint{text-align:center;color:var(--muted);font-size:14px;margin-top:10px}
.hole{display:inline-block;padding:0 10px;border-radius:6px;background:color-mix(in srgb,var(--c) 18%,var(--bg));color:color-mix(in srgb,var(--c) 85%,var(--ink));font-weight:700}
.ans{background:color-mix(in srgb,var(--c) 18%,transparent);border-radius:4px;padding:0 3px}
.fc-branch{display:flex;align-items:center;gap:0;justify-content:center;flex-wrap:wrap}
.fc-node{font:700 17px/1.3 var(--f-display);background:var(--c);color:var(--on-c,#fff);padding:10px 14px;border-radius:12px;max-width:260px}
.fc-branch ul{list-style:none;margin:0;padding:6px 0 6px 26px;border-left:2px solid color-mix(in srgb,var(--c) 45%,var(--line));margin-left:18px;display:flex;flex-direction:column;gap:7px;max-width:420px}
.fc-branch li{position:relative;background:color-mix(in srgb,var(--c) 8%,var(--surface));border:1px solid color-mix(in srgb,var(--c) 28%,var(--line));border-radius:8px;padding:7px 11px;font-size:15px;line-height:1.4}
.fc-branch li::before{content:"";position:absolute;left:-27px;top:50%;width:26px;height:2px;background:color-mix(in srgb,var(--c) 45%,var(--line))}
.fc-branch li b{color:color-mix(in srgb,var(--c) 75%,var(--ink))}
.fc-actions{display:flex;justify-content:center;gap:8px;margin-top:16px;flex-wrap:wrap}
.rate{font:inherit;cursor:pointer;flex:1 1 0;min-width:120px;max-width:170px;display:flex;flex-direction:column;align-items:center;gap:2px;padding:11px 8px;border-radius:12px;
  border:1px solid var(--line);background:var(--surface);color:var(--ink);box-shadow:var(--shadow);border-bottom:4px solid var(--rc)}
.rate span{font-weight:700;font-size:15px}
.rate small{font-size:12.5px;color:var(--muted)}
.rate kbd{margin:2px 0 0}
.rate:hover{border-color:var(--rc)}
.rate:focus-visible{outline:2px solid var(--rc);outline-offset:2px}
.r1{--rc:var(--danger)}.r2{--rc:var(--c-epidemio)}.r3{--rc:var(--c-pec)}.r4{--rc:var(--c-examens)}
.fc-foot{display:flex;justify-content:center;gap:10px;margin-top:18px;flex-wrap:wrap}

.stats{display:flex;flex-direction:column;gap:16px}
.stats-head{display:flex;justify-content:space-between;align-items:center;gap:10px}
.stats h1{margin:0;font:700 30px/1.1 var(--f-display)}
.tiles4{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:2px}
.stat span{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.stat b{font:700 30px/1.1 var(--f-display);font-variant-numeric:tabular-nums}
.stat small{font-size:12.5px;color:var(--muted)}
.progress-line div{height:8px;border-radius:8px;background:var(--line);overflow:hidden}
.progress-line i{display:block;height:100%;background:var(--c-pec);border-radius:8px}
.progress-line span{display:block;font-size:13px;color:var(--muted);margin-top:6px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px;box-shadow:var(--shadow)}
.panel h2{margin:0 0 2px;font:700 17px var(--f-display)}
.panel > .rows{margin-top:10px}
.bars{display:flex;align-items:flex-end;gap:3px;height:120px;margin-top:12px;border-bottom:1px solid var(--line)}
.bars.short{height:80px}
.bar{flex:1;height:100%;display:flex;align-items:flex-end;position:relative;cursor:default;border-radius:4px 4px 0 0}
.bar i{display:block;width:100%;background:var(--c-examens);border-radius:4px 4px 0 0}
.bar:hover i,.bar:focus-visible i{background:color-mix(in srgb,var(--c-examens) 75%,var(--ink))}
.bar:focus-visible{outline:2px solid var(--c-examens);outline-offset:2px}
.bar:hover::after,.bar:focus-visible::after{content:attr(data-tip);position:absolute;bottom:calc(100% + 6px);left:50%;transform:translateX(-50%);white-space:nowrap;
  background:var(--ink);color:var(--surface);font-size:12px;padding:5px 8px;border-radius:6px;z-index:5;pointer-events:none}
.bar:first-child:hover::after,.bar:nth-child(-n+4):hover::after{left:0;transform:none}
.bar:last-child:hover::after,.bar:nth-last-child(-n+4):hover::after{left:auto;right:0;transform:none}
.bars-x{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-top:4px}

@media (max-width:760px){
  .hub-in{padding-top:28px}
  .tile{min-height:0}
  .st-top .btn{padding:7px 10px;font-size:13px}
  .st-top select{order:5;flex-basis:100%;max-width:none}
  .st-main{padding:18px 12px 40px}
  .fc{padding:16px 16px 20px;min-height:200px}
  .fc-actions{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
  .rate{min-width:0;padding:9px 4px}
  .rate span{font-size:13px}
  .rate kbd,#fcShow kbd{display:none}
  .fc-branch{flex-direction:column;align-items:stretch}
  .fc-branch ul{margin-left:14px}
  .fc-node{max-width:none}
}
@media (prefers-reduced-motion: reduce){.tile{transition:none}}
.tile-svg{height:54px;width:120px;margin-bottom:8px;overflow:visible}
.tile-svg path{fill:none;stroke:var(--c);stroke-width:2;opacity:.7}
.tile-svg rect{fill:color-mix(in srgb,var(--c) 14%,var(--surface));stroke:var(--c);stroke-width:1.5}
.tile-svg rect.n0{fill:var(--ink);stroke:var(--ink)}