.isaia-overlay{z-index:2000;background:var(--c-bg);position:fixed;inset:0;overflow:hidden}.isa-intro{height:100dvh;min-height:100dvh;color:var(--c-ink);font-family:var(--font-body);outline:none;grid-template-rows:minmax(38dvh,54dvh) minmax(0,1fr);display:grid}.isa-intro__panel{padding:max(16px, env(safe-area-inset-top)) 20px 22px;min-height:0;animation:isaPanelIn var(--t-base) var(--ease-brand) both;flex-direction:column;gap:12px;display:flex}.isa-intro__shape{z-index:0;width:44%;max-width:260px;position:absolute;bottom:-40%;right:-18%}.isa-intro__panel>:not(.isa-intro__shape){z-index:1;position:relative}.isa-intro__panel-head{justify-content:space-between;align-items:center;gap:12px;display:flex}.isa-intro__logo,.isa-intro--prune .isa-intro__logo,.isa-intro--vert .isa-intro__logo{color:var(--surface-logo)}.isa-intro__compteur{font-size:12px;font-weight:var(--fw-semibold);font-variant-numeric:tabular-nums;letter-spacing:.08em;opacity:.8}.isa-intro__visual{flex:auto;justify-content:center;align-items:center;min-height:0;display:flex;overflow:hidden}.isa-intro__body{min-height:0;padding:18px 20px max(18px, env(safe-area-inset-bottom));background:var(--c-bg);flex-direction:column;gap:18px;display:flex}.isa-intro__top{justify-content:space-between;align-items:center;gap:12px;display:flex}.isa-intro__steps{gap:6px;margin:0;padding:0;list-style:none;display:flex}.isa-intro__step{border-radius:var(--radius-full);background:var(--c-line);cursor:pointer;width:22px;height:6px;transition:background-color var(--t-base) var(--ease-out), width var(--t-base) var(--ease-out);border:none;padding:0;display:block}.isa-intro__step.is-done{background:var(--erudia-lilas)}.isa-intro__step.is-current{background:var(--erudia-prune);width:34px}.isa-intro__steps li{align-items:center;min-height:44px;display:flex}.isa-intro__skip{min-height:44px;color:var(--c-ink-2);font-family:var(--font-body);font-size:14px;font-weight:var(--fw-semibold);text-underline-offset:3px;cursor:pointer;background:0 0;border:none;padding:0 12px;text-decoration:underline}.isa-intro__skip:hover{color:var(--erudia-prune)}.isa-intro__text{min-height:0;animation:isaTextIn var(--t-base) var(--ease-brand) both;flex-direction:column;flex:auto;gap:10px;display:flex;overflow-y:auto}.isa-intro__eyebrow{font-size:.75rem;font-weight:var(--fw-medium);letter-spacing:var(--tracking-kicker);text-transform:uppercase;color:var(--surface-kicker);margin:0}.isa-intro__title{font-family:var(--font-display);font-size:clamp(24px,6.4vw,30px);font-weight:var(--fw-medium);letter-spacing:-.015em;color:var(--c-ink);max-width:20ch;margin:0;line-height:1.14}.isa-intro__lead{font-size:16px;font-weight:var(--fw-regular);color:var(--c-ink-2);max-width:48ch;margin:0;line-height:1.6}.isa-intro__nav{align-items:center;gap:10px;display:flex}.isa-intro__prev{border:1.5px solid var(--surface-fg);border-radius:var(--radius-full);width:48px;height:48px;color:var(--surface-fg);cursor:pointer;transition:background-color var(--t-fast), color var(--t-fast), scale var(--t-fast) var(--ease-brand);background:0 0;flex:0 0 48px;justify-content:center;align-items:center;display:inline-flex}.isa-intro__prev:hover:not(:disabled){background:var(--surface-fg);color:var(--surface-bg)}.isa-intro__prev:disabled{opacity:.45;cursor:default}.isa-intro__next{border-radius:var(--radius-full);background:var(--surface-action);min-height:48px;color:var(--surface-on-action);font-family:var(--font-body);font-size:16px;font-weight:var(--fw-semibold);cursor:pointer;transition:background-color var(--t-fast), scale var(--t-fast) var(--ease-brand);border:1.5px solid #0000;flex:auto;justify-content:center;align-items:center;gap:8px;padding:0 22px;display:inline-flex}.isa-intro__next:hover{background:var(--surface-action-hover)}@media (prefers-reduced-motion:no-preference){.isa-intro__next:active,.isa-intro__prev:active:not(:disabled){scale:.97}}.isa-intro__next--go{background:var(--surface-action);color:var(--surface-on-action);border-color:#0000}.isa-intro__next--go:hover{background:var(--surface-action-hover)}@media (prefers-reduced-motion:no-preference){.isa-intro__next>.ui-icon:last-child{transition:translate var(--t-fast) var(--ease-brand)}.isa-intro__next:is(:hover,:focus-visible)>.ui-icon:last-child{translate:.1875rem}}.isa-intro__prev .ui-icon--rounded,.isa-intro__next .ui-icon--rounded{font-size:22px}.isa-visual{flex-direction:column;justify-content:center;align-items:center;gap:10px;width:100%;max-width:420px;display:flex}.isa-mascot{display:block}.isa-intro--prune{--isa-mascot-body:var(--erudia-vert);--isa-mascot-base:#174a3c}.isa-intro--vert{--isa-mascot-body:var(--erudia-prune);--isa-mascot-base:#2b1f33}.isa-visual__legende{font-size:13px;font-weight:var(--fw-semibold);letter-spacing:.02em;color:currentColor;opacity:.85;margin:0}.isa-cats{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;width:100%;max-width:420px;margin:0;padding:0;list-style:none;display:grid}.isa-cat{--cat:var(--erudia-lilas);background:var(--surface-bg);color:var(--surface-fg);border-radius:0;grid-template-rows:auto auto;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:2px 10px;padding:12px 14px;display:grid}.isa-cat[data-category=A]{--cat:var(--cat-a)}.isa-cat[data-category=B]{--cat:var(--cat-b)}.isa-cat[data-category=C]{--cat:var(--cat-c)}.isa-cat[data-category=D]{--cat:var(--cat-d)}.isa-cat__picto{grid-row:1/span 2}.isa-cat__lettre{font-size:11px;font-weight:var(--fw-semibold);letter-spacing:.1em}.isa-cat__titre{font-family:var(--font-display);font-size:14px;font-weight:var(--fw-medium);line-height:1.2}.isa-levels{flex-direction:column;gap:8px;width:100%;max-width:400px;margin:0;padding:0;list-style:none;display:flex}.isa-level{background:var(--surface-bg);color:var(--surface-fg);border-radius:0;grid-template-columns:44px minmax(0,1fr) auto;align-items:center;gap:12px;padding:10px 14px;display:grid}.isa-level:not(.isa-level--ouvert){opacity:.86}.isa-level__picto{justify-self:center}.isa-level__texte{flex-direction:column;gap:1px;min-width:0;display:flex}.isa-level__texte strong{font-family:var(--font-display);font-size:16px;font-weight:var(--fw-medium)}.isa-level__texte span{color:var(--c-ink-2);font-size:12.5px}.isa-level__verrou{color:var(--c-ink-3);font-size:20px}.isa-level--ouvert .isa-level__verrou{color:var(--erudia-vert)}.isa-rail{justify-content:space-between;gap:6px;width:100%;max-width:380px;margin:0;padding:0;list-style:none;display:flex}.isa-rail__step{border:2px solid var(--surface-line-strong);background:var(--surface-field);width:36px;height:36px;color:var(--c-ink-3);font-size:13px;font-weight:var(--fw-semibold);font-variant-numeric:tabular-nums;border-radius:50%;justify-content:center;align-items:center;display:inline-flex}.isa-rail__step .ui-icon--rounded{font-size:19px}.isa-rail__step--hit{background:var(--erudia-vert);border-color:var(--erudia-vert);color:#fff}.isa-rail__step--miss{background:var(--erudia-prune);border-color:var(--erudia-prune);color:var(--erudia-jaune)}.isa-rail__step--current{border-color:var(--erudia-prune);color:var(--erudia-prune);background:#fff}.isa-feedback{background:var(--surface-bg);width:100%;max-width:380px;color:var(--surface-fg);text-align:left;border-radius:0;padding:14px 16px}.isa-feedback__q{color:var(--c-ink-2);margin:0 0 6px;font-size:13px}.isa-feedback__a{font-family:var(--font-display);font-size:15px;font-weight:var(--fw-medium);align-items:center;gap:6px;margin:0 0 6px;display:flex}.isa-feedback__a .ui-icon--rounded{color:var(--erudia-vert);font-size:20px}.isa-feedback__note{color:var(--c-ink-2);margin:0;font-size:13px;line-height:1.5}.isa-scores{flex-direction:column;gap:8px;width:100%;max-width:400px;margin:0;padding:0;list-style:none;display:flex}.isa-score{--cat:var(--erudia-lilas);background:var(--surface-bg);color:var(--surface-fg);border-radius:0;flex-direction:column;gap:5px;padding:8px 12px;display:flex}.isa-score[data-category=A]{--cat:var(--cat-a)}.isa-score[data-category=B]{--cat:var(--cat-b)}.isa-score[data-category=C]{--cat:var(--cat-c)}.isa-score__head{align-items:center;gap:8px;display:flex}.isa-score__lettre{border-radius:var(--radius-full);background:var(--cat);width:22px;height:22px;color:var(--erudia-prune);font-size:11px;font-weight:var(--fw-semibold);justify-content:center;align-items:center;display:inline-flex}.isa-score__titre{font-size:14px;font-weight:var(--fw-semibold);flex:auto}.isa-score__valeur{font-family:var(--font-display);font-size:15px;font-weight:var(--fw-medium);font-variant-numeric:tabular-nums}.isa-score__track{border-radius:var(--radius-full);background:var(--c-line);height:6px;display:block;overflow:hidden}.isa-score__fill{border-radius:var(--radius-full);background:var(--cat);height:100%;display:block}.isa-score__niveau{color:var(--c-ink-2);font-size:12px}.isa-xp{flex-wrap:wrap;justify-content:center;gap:8px;margin:4px 0 0;display:flex}.isa-xp__chip{border-radius:var(--radius-full);background:var(--erudia-prune);color:#fff;font-size:13px;font-weight:var(--fw-semibold);align-items:center;gap:5px;padding:6px 12px;display:inline-flex}.isa-xp__chip em{font-style:normal;font-weight:var(--fw-regular);opacity:.85}.isa-xp__chip .ui-icon--rounded{color:var(--erudia-jaune);font-size:16px}.isa-visual--depart{flex-direction:row;gap:24px}.isa-intro .isa-depart__logo{color:var(--surface-logo)}@keyframes isaPanelIn{0%{opacity:0}to{opacity:1}}@keyframes isaTextIn{0%{opacity:0;translate:calc(.25rem * var(--dir,1)) 0}}.isa-intro__text[data-direction="-1"]{--dir:-1}@keyframes isaFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}@media (prefers-reduced-motion:reduce){.isa-intro__panel,.isa-intro__text,.isa-mascot{animation:none!important}}@media (width>=900px){.isa-intro{grid-template-rows:minmax(0,1fr);grid-template-columns:minmax(360px,46%) minmax(0,1fr)}.isa-intro__panel{padding:36px 40px 40px}.isa-intro__shape{width:70%;max-width:560px;bottom:-16%;right:-10%}.isa-visual,.isa-cats,.isa-levels,.isa-scores{max-width:460px}.isa-mascot{animation-duration:6s}.isa-intro__body{justify-content:center;gap:28px;padding:40px clamp(32px,6vw,88px)}.isa-intro__text{flex:0 auto;gap:14px;max-width:560px;overflow:visible}.isa-intro__title{max-width:18ch;font-size:clamp(32px,3.2vw,44px)}.isa-intro__lead{font-size:18px;font-weight:var(--fw-light);max-width:52ch}.isa-intro__nav{max-width:560px}.isa-intro__next{flex:none;min-width:180px}}@media (height<=700px) and (width<=899px){.isa-xp{display:none}.isa-scores{gap:6px}.isa-score__niveau{display:none}}@media (height<=520px) and (orientation:landscape) and (width<=899px){.isa-intro{grid-template-rows:auto minmax(0,1fr)}.isa-intro__panel{padding:10px 16px 12px}.isa-intro__visual{display:none}.isa-intro__body{gap:10px;padding:10px 16px 12px}.isa-intro__title{font-size:22px}.isa-intro__lead{font-size:14px}}