:root{--bg: #f6f4ef;--surface: #ffffff;--text: #14223a;--muted: #5e6778;--border: #e4dfd3;--primary: #14223a;--primary-hover: #22365a;--primary-text: #ffffff;--accent: #8a6a2e;--gold: #c9a55a;--danger: #b42318;--success-bg: #e8f6ee;--success-text: #1f6b3d;--error-bg: #fdecec;--error-text: #a61e1e;--info-bg: #edf1f8;--info-text: #22365a;--warn-bg: #fbf1dc;--warn-text: #7a5a1e;--sidebar-bg: #14223a;--sidebar-text: #e9e1cf;--radius: 10px;--shadow: 0 1px 3px rgb(20 34 58 / .06), 0 4px 16px rgb(20 34 58 / .05);--sidebar-w: 240px;color-scheme:light}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg: #0d1626;--surface: #14223a;--text: #f3ebdc;--muted: #a9aeb9;--border: #28395a;--primary: #c9a55a;--primary-hover: #dcbb70;--primary-text: #14223a;--accent: #e4c57a;--danger: #f08c8c;--success-bg: #173324;--success-text: #8fd9ab;--error-bg: #3a1b1b;--error-text: #f4a3a3;--info-bg: #1c2e4d;--info-text: #cdd9f0;--warn-bg: #3b2f10;--warn-text: #f2cf73;--sidebar-bg: #0a1220;--shadow: none;color-scheme:dark}}:root[data-theme=dark]{--bg: #0d1626;--surface: #14223a;--text: #f3ebdc;--muted: #a9aeb9;--border: #28395a;--primary: #c9a55a;--primary-hover: #dcbb70;--primary-text: #14223a;--accent: #e4c57a;--danger: #f08c8c;--success-bg: #173324;--success-text: #8fd9ab;--error-bg: #3a1b1b;--error-text: #f4a3a3;--info-bg: #1c2e4d;--info-text: #cdd9f0;--warn-bg: #3b2f10;--warn-text: #f2cf73;--sidebar-bg: #0a1220;--shadow: none;color-scheme:dark}.logo-for-dark{display:none}@media(prefers-color-scheme:dark){:root:not([data-theme=light]) .logo-for-light{display:none}:root:not([data-theme=light]) .logo-for-dark{display:block}}:root[data-theme=dark] .logo-for-light{display:none}:root[data-theme=dark] .logo-for-dark{display:block}*,*:before,*:after{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}h1{font-size:1.5rem;margin:0 0 1rem}h2{font-size:1.15rem;margin:0}h3{margin:0 0 .25rem}a{color:var(--primary)}hr{border:0;border-top:1px solid rgb(255 255 255 / .1);margin:.75rem 0}.muted{color:var(--muted)}.small{font-size:.85em}.container{width:100%;max-width:1100px;margin:0 auto;padding:1.25rem 1rem 3rem}.narrow{max-width:480px}.page-center{min-height:100dvh;display:grid;place-items:center;padding:1rem}.narrow-wide{max-width:640px}.avatar{display:inline-grid;place-items:center;flex-shrink:0;border-radius:50%;object-fit:cover;background:var(--info-bg);line-height:1}.avatar-initials{background:var(--primary);color:var(--primary-text);font-weight:700}.home-hello{display:flex;align-items:center;gap:.9rem;margin-bottom:1rem}.home-hello h1{margin:0}.avatar-picker{border:0;padding:0;margin:0;display:grid;gap:.75rem;justify-items:center}.avatar-picker legend{font-weight:600;margin-bottom:.75rem;justify-self:start}.avatar-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(52px,1fr));gap:.5rem;width:100%}.avatar-choice{aspect-ratio:1;font-size:1.6rem;border-radius:50%;border:2px solid var(--border);background:var(--surface);cursor:pointer}.avatar-choice.selected{border-color:var(--primary);box-shadow:0 0 0 3px var(--info-bg)}.avatar-choice:disabled{opacity:.45;cursor:not-allowed}.photo-note{margin:0;text-align:center}.avatar-photo{aspect-ratio:auto;grid-column:span 2;border-radius:999px;font-size:.9rem;font-weight:600;color:inherit}.form-row{display:grid;gap:1rem}@media(min-width:600px){.form-row{grid-template-columns:1fr 1fr}}.field-error{margin:0;color:var(--error-text);font-size:.85rem;font-weight:400}.center-link{justify-self:center;font-size:.9rem}.page-header{display:flex;flex-wrap:wrap;gap:.75rem;align-items:center;justify-content:space-between;margin-bottom:1rem}.page-header h1{margin:0}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.25rem}.auth-card{width:100%;max-width:400px;display:grid;gap:1rem}.auth-card h1,.auth-card p{margin:0}.grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));margin-top:1.5rem}.grid .card{display:grid;gap:.5rem;align-content:start;justify-items:start}.stats{display:grid;gap:1rem;grid-template-columns:repeat(2,1fr);margin-bottom:1.5rem}@media(min-width:900px){.stats{grid-template-columns:repeat(4,1fr)}}.stat{display:grid;gap:.25rem}.stat-value{font-size:1.9rem;font-weight:700}.form{display:grid;gap:1rem}label{display:grid;gap:.35rem;font-weight:500}label.checkbox{display:flex;align-items:center;gap:.5rem}input,select{font:inherit;color:inherit;background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:.6rem .75rem;width:100%;min-height:44px}input[type=checkbox]{width:18px;height:18px;min-height:0}input:focus,select:focus{outline:2px solid var(--primary);outline-offset:1px}input:disabled,select:disabled{opacity:.6}.search{margin-bottom:1rem;max-width:420px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;min-height:40px;padding:.5rem 1rem;border-radius:8px;border:1px solid transparent;font:inherit;font-weight:600;text-decoration:none;cursor:pointer;white-space:nowrap}.btn:disabled{opacity:.6;cursor:default}.btn-primary{background:var(--primary);color:var(--primary-text)}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-ghost{background:transparent;color:inherit;border-color:var(--border)}.btn-ghost:hover:not(:disabled){background:#7f7f7f14}.btn-danger{background:transparent;color:var(--danger);border-color:var(--danger)}.btn-sm{min-height:32px;padding:.25rem .6rem;font-size:.85rem}.btn-block{width:100%}.icon-btn{background:none;border:0;color:inherit;font-size:1.3rem;min-width:44px;min-height:44px;cursor:pointer}.alert{border-radius:8px;padding:.75rem 1rem;margin-bottom:1rem}.alert-error{background:var(--error-bg);color:var(--error-text)}.alert-success{background:var(--success-bg);color:var(--success-text)}.alert-info{background:var(--info-bg);color:var(--info-text)}.badge{display:inline-block;font-size:.75rem;font-weight:600;padding:.1rem .5rem;border-radius:999px;background:#7f7f7f26}.badge-admin{background:var(--primary);color:var(--primary-text)}.status:before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:.4rem;background:var(--muted)}.status.on:before{background:#2f9e44}.password-reveal{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;margin-top:.5rem}.password-reveal code{font-size:1.05rem;padding:.3rem .6rem;border-radius:6px;background:var(--surface);color:var(--text);-webkit-user-select:all;user-select:all;word-break:break-all}.password-reveal .small{flex-basis:100%}.spinner{width:32px;height:32px;margin:2rem auto;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:.5rem 1rem;background:var(--surface);border-bottom:1px solid var(--border)}.topbar-left{display:flex;align-items:center;gap:.75rem;min-width:0}.app-version{margin:.75rem 0 0;text-align:center}.brand{font-weight:700;font-size:1.1rem;color:inherit;text-decoration:none}.burger-btn{display:inline-flex;align-items:center;gap:.6rem;min-height:44px;padding:.25rem .25rem .25rem .6rem;border:1px solid var(--border);border-radius:999px;background:var(--surface);color:inherit;cursor:pointer}.burger-btn:hover{background:#7f7f7f14}.burger-icon{display:grid;gap:4px;width:20px}.burger-icon span{display:block;height:2px;border-radius:2px;background:currentColor}.drawer-backdrop{position:fixed;inset:0;z-index:40;background:#0006;opacity:0;pointer-events:none;transition:opacity .2s ease}.drawer-backdrop.open{opacity:1;pointer-events:auto}.drawer{position:fixed;inset:0 auto 0 0;z-index:50;width:min(320px,85vw);display:flex;flex-direction:column;background:var(--surface);border-right:1px solid var(--border);box-shadow:8px 0 24px #0000001f;transform:translate(-100%);transition:transform .2s ease}.drawer.open{transform:none}@media(prefers-reduced-motion:reduce){.drawer,.drawer-backdrop{transition:none}}.drawer-header{display:flex;align-items:flex-start;justify-content:space-between;gap:.5rem;padding:1rem .5rem 1rem 1rem;border-bottom:1px solid var(--border)}.drawer-user{display:flex;align-items:center;gap:.75rem;min-width:0;word-break:break-word}.drawer-links{display:flex;flex-direction:column;gap:.15rem;padding:.75rem;flex:1;overflow-y:auto}.drawer-links a{display:flex;align-items:center;gap:.75rem;min-height:44px;padding:.5rem .75rem;border-radius:8px;color:inherit;text-decoration:none}.drawer-links a:hover{background:#7f7f7f14}.drawer-links a.active{background:var(--info-bg);color:var(--info-text);font-weight:600}.drawer-footer{padding:.75rem;border-top:1px solid var(--border)}.sidebar{position:fixed;inset:0 auto 0 0;z-index:30;width:var(--sidebar-w);display:flex;flex-direction:column;background:var(--sidebar-bg);color:var(--sidebar-text);padding:1rem .75rem;transform:translate(-100%);transition:transform .2s ease}.sidebar-open .sidebar{transform:none}.sidebar-brand{font-weight:700;font-size:1.1rem;padding:.25rem .5rem 1rem;color:#fff}.sidebar-nav{display:flex;flex-direction:column;gap:.15rem;flex:1}.sidebar-nav a{color:inherit;text-decoration:none;padding:.6rem .75rem;border-radius:6px}.sidebar-nav a:hover{background:#ffffff0f}.sidebar-nav a.active{background:var(--gold);color:#14223a;font-weight:600}.sidebar-footer{display:grid;gap:.5rem;font-size:.85rem;word-break:break-all}.sidebar-footer .btn{color:var(--sidebar-text);border-color:#fff3}.sidebar-backdrop{display:none}.sidebar-open .sidebar-backdrop{display:block;position:fixed;inset:0;z-index:20;background:#0006}.admin-topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:.25rem;padding:.25rem .5rem;background:var(--surface);border-bottom:1px solid var(--border)}@media(min-width:900px){.sidebar{transform:none}.sidebar-open .sidebar-backdrop,.admin-topbar{display:none}.admin-main{margin-left:var(--sidebar-w)}}.table{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.table th,.table td{text-align:left;padding:.75rem;border-bottom:1px solid var(--border);vertical-align:top}.table th{font-size:.8rem;text-transform:uppercase;letter-spacing:.03em;color:var(--muted)}.table .actions{display:flex;flex-wrap:wrap;gap:.35rem;justify-content:flex-end}@media(max-width:767px){.responsive-table,.responsive-table tbody,.responsive-table tr,.responsive-table td{display:block;width:100%}.responsive-table{border:0;background:none}.responsive-table thead{display:none}.responsive-table tr{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:.75rem;padding:.25rem 0}.responsive-table td{border:0;padding:.4rem .9rem}.responsive-table td[data-label]:before{content:attr(data-label);display:block;font-size:.75rem;text-transform:uppercase;color:var(--muted)}.table .actions{justify-content:flex-start;padding-top:.6rem}}.modal{width:min(520px,calc(100vw - 2rem));max-height:calc(100dvh - 2rem);padding:0;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text)}.modal::backdrop{background:#00000073}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:.5rem .5rem .5rem 1.25rem;border-bottom:1px solid var(--border)}.modal-body{padding:1.25rem}.grid .feature-card{display:flex;flex-direction:column;align-items:stretch;gap:.6rem}.grid .feature-card h3,.grid .feature-card p{margin:0}.grid .feature-card>.btn{margin-top:auto}.feature-icon{font-size:2rem;line-height:1}.recent-list{list-style:none;margin:0;padding:0;display:grid;gap:.25rem}.recent-list a{display:flex;align-items:center;justify-content:space-between;gap:.75rem;min-height:44px;padding:.4rem .5rem;border-radius:8px;color:inherit;text-decoration:none}.recent-list a:hover{background:#7f7f7f14}.recent-title{display:grid;min-width:0}.recent-title strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}fieldset{border:0;padding:0;margin:0;min-width:0;display:grid;gap:.6rem}fieldset legend{font-weight:600;margin-bottom:.6rem;padding:0}.chip-grid{display:flex;flex-wrap:wrap;gap:.5rem}.chip{min-height:44px;padding:.45rem .9rem;border-radius:999px;border:1px solid var(--border);background:var(--surface);color:inherit;font:inherit;cursor:pointer}.chip.selected{border-color:var(--primary);background:var(--primary);color:var(--primary-text);font-weight:600}.upload-choices{display:grid;gap:.75rem}@media(min-width:600px){.upload-choices{grid-template-columns:1fr 1fr}}.upload-choice{display:grid;justify-items:center;gap:.4rem;padding:1.25rem 1rem;border:2px dashed var(--border);border-radius:var(--radius);background:transparent;color:inherit;font:inherit;font-weight:600;cursor:pointer}.upload-choice:hover{border-color:var(--primary)}.upload-icon{font-size:2rem;line-height:1}.upload-preview{display:flex;align-items:center;gap:.75rem;padding:.6rem;border:1px solid var(--border);border-radius:8px;word-break:break-all}.upload-preview img{width:72px;height:72px;object-fit:cover;border-radius:6px;flex-shrink:0}.hw-status{display:inline-block;font-size:.78rem;font-weight:600;padding:.15rem .6rem;border-radius:999px;white-space:nowrap}.status-uploaded{background:var(--info-bg);color:var(--info-text)}.status-processing{background:var(--warn-bg);color:var(--warn-text)}.status-done{background:var(--success-bg);color:var(--success-text)}.status-failed{background:var(--error-bg);color:var(--error-text)}.grade{display:inline-flex;align-items:baseline;gap:.1rem;font-weight:800;font-size:1.15rem;padding:.2rem .6rem;border-radius:10px;white-space:nowrap}.grade small{font-size:.7em;font-weight:600;opacity:.8}.grade-large{font-size:2rem;padding:.4rem .9rem}.grade-good{background:var(--success-bg);color:var(--success-text)}.grade-mid{background:var(--warn-bg);color:var(--warn-text)}.grade-low{background:var(--error-bg);color:var(--error-text)}.hw-list{list-style:none;margin:0;padding:0;display:grid;gap:.75rem}@media(min-width:900px){.hw-list{grid-template-columns:1fr 1fr}}.hw-item{display:flex;align-items:center;justify-content:space-between;gap:1rem;color:inherit;text-decoration:none;height:100%}.hw-item:hover{border-color:var(--primary)}.hw-item-main{display:grid;gap:.3rem;min-width:0}.hw-item-title{overflow-wrap:anywhere}.hw-item-meta{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem}.hw-item-side{display:grid;justify-items:end;gap:.4rem;flex-shrink:0}.hw-resume{color:var(--primary);font-weight:600;font-size:.9rem}.empty{display:grid;gap:.75rem;justify-items:start}.hw-page{display:grid;gap:1rem;max-width:860px}.back-link{font-size:.9rem;text-decoration:none}.hw-header{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:1rem}.hw-header h1{margin:.25rem 0 .5rem;overflow-wrap:anywhere}.hw-document summary,.notion-section>summary,.exercise summary{cursor:pointer;font-weight:600;min-height:32px}.hw-document img{display:block;width:100%;max-height:70vh;object-fit:contain;margin-top:.75rem;border-radius:8px;background:var(--bg)}.hw-document .btn{margin-top:.75rem}.hw-cta{display:grid;gap:.75rem}.hw-cta p{margin:0}.hw-processing{display:flex;align-items:center;gap:1rem}.hw-processing .spinner{margin:0;flex-shrink:0}.hw-page h2{margin:0 0 .6rem}.section-title{margin:.5rem 0 0!important}.acquired-list{margin:0;padding-left:1.1rem;display:grid;gap:.5rem}.acquired-list li{display:grid}.notion-card{display:grid;gap:.75rem;border-left:4px solid var(--primary)}.notion-header{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.5rem}.notion-header h3,.notion-diagnosis{margin:0}.notion-section{border-top:1px solid var(--border);padding-top:.75rem}.notion-section h4{margin:0 0 .6rem}.prewrap{white-space:pre-line;overflow-wrap:anywhere}.key-points{margin:.5rem 0 0;padding:.75rem .75rem .75rem 2rem;background:var(--info-bg);color:var(--info-text);border-radius:8px}.exercise{display:grid;gap:.4rem;padding:.75rem;margin-top:.75rem;border:1px solid var(--border);border-radius:8px}.exercise p{margin:0}.exercise details p{margin:.4rem 0 0}.quiz{display:grid;gap:1rem}.quiz-questions{margin:0;padding-left:1.2rem;display:grid;gap:1.25rem}.quiz-q{font-weight:600;margin:0 0 .5rem}.quiz-choices{display:grid;gap:.5rem}@media(min-width:600px){.quiz-choices:not(.result){grid-template-columns:1fr 1fr}}.quiz-choice{display:flex;align-items:center;gap:.6rem;min-height:48px;padding:.5rem .75rem;border:1px solid var(--border);border-radius:8px;font-weight:400;cursor:pointer}.quiz-choice input{width:20px;height:20px;min-height:0;flex-shrink:0}.quiz-choice.selected{border-color:var(--primary);background:var(--info-bg)}.quiz-choices.result{list-style:none;padding:0;margin:0}.quiz-choices.result li{padding:.4rem .6rem;border-radius:6px}.quiz-choices.result .is-correct{background:var(--success-bg);color:var(--success-text);font-weight:600}.quiz-choices.result .is-wrong{background:var(--error-bg);color:var(--error-text)}.quiz-actions{display:flex;flex-wrap:wrap;gap:.5rem}.quiz-cards{list-style:none;margin:0;padding:0;display:grid;gap:.9rem}.quiz-card{position:relative;padding:1rem;border-left:4px solid var(--border)}.quiz-card fieldset{border:0;margin:0;padding:0;min-width:0}.quiz-card.is-answered{border-left-color:var(--primary)}.quiz-card.is-ok{border-left-color:var(--success-text)}.quiz-card.is-ko{border-left-color:var(--error-text)}.quiz-card-head{display:flex;align-items:center;justify-content:space-between;gap:.5rem;min-height:1.9rem;margin-bottom:.4rem;padding:0}.quiz-num{font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.quiz-credit,.quiz-ok,.quiz-ko{position:absolute;top:.75rem;right:.75rem;display:inline-flex;align-items:center;gap:.25rem;padding:.2rem .6rem;border-radius:999px;font-weight:700;font-size:.9rem}.quiz-credit{background:var(--gold);color:#14223a;box-shadow:0 2px 6px #00000026;animation:quiz-credit-pop .4s ease-out}.quiz-ok{background:var(--success-bg);color:var(--success-text)}.quiz-ko{background:var(--error-bg);color:var(--error-text)}@keyframes quiz-credit-pop{0%{transform:scale(.4);opacity:0}70%{transform:scale(1.15)}to{transform:scale(1)}}@media(prefers-reduced-motion:reduce){.quiz-credit{animation:none}}.choice-letter{display:inline-grid;place-items:center;width:1.5rem;height:1.5rem;margin-right:.45rem;border-radius:50%;border:1px solid currentColor;font-size:.75rem;font-weight:700;flex-shrink:0}.quiz-choice .choice-letter{margin-right:0}.quiz-choices.result li{display:flex;align-items:center;flex-wrap:wrap}.choice-tag{margin-left:auto;padding-left:.5rem;font-size:.75rem;font-weight:600;opacity:.85}.quiz-explanation{margin-top:.75rem;padding:.6rem .75rem;border-radius:8px;background:var(--info-bg);font-size:.95rem}.quiz-summary{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem}.quiz-bonus{margin-left:auto;padding:.15rem .6rem;border-radius:999px;background:var(--gold);color:#14223a;font-weight:700;font-size:.85rem}.delete-hw{justify-self:start;margin-top:1rem}.revise-page{display:grid;gap:1rem}.revise-page>h1,.revise-page>p{margin:0}.step-title{font-size:1.05rem;margin:0 0 .75rem}.programme{display:grid;gap:.75rem}.programme .step-title{margin:0}.theme-grid{list-style:none;margin:0;padding:0;display:grid;gap:.75rem}@media(min-width:600px){.theme-grid{grid-template-columns:repeat(2,1fr)}}@media(min-width:1000px){.theme-grid{grid-template-columns:repeat(3,1fr)}}.theme-card{display:flex;flex-direction:column;gap:.5rem}.theme-card h3,.theme-card p{margin:0}.theme-card .btn{margin-top:auto}.theme-num{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--primary)}.theme-chapters{margin:0 0 .5rem;padding-left:1.1rem;font-size:.9rem}.lead{font-size:1.05rem;margin:0}.memory-tip{border-left:4px solid var(--gold)}.brand-logo{display:block;max-width:100%}.brand-logo img{width:100%;height:auto}.brand-mark{display:inline-flex;align-items:center;gap:.5rem}.brand-mark img{flex-shrink:0}.brand-name{font-weight:700;font-size:1.15rem;letter-spacing:.01em;color:var(--text)}.brand-ia{color:var(--gold)}.sidebar .brand-name{color:#f3ebdc}.auth-card .brand-logo{justify-self:center;margin-bottom:.25rem}.onboarding-logo{margin:0 0 1rem}.theme-switch{display:grid;grid-template-columns:repeat(3,1fr);gap:.25rem;padding:.25rem;border:1px solid var(--border);border-radius:10px;background:var(--bg)}.theme-switch button{min-height:36px;border:0;border-radius:7px;background:transparent;color:inherit;font:inherit;font-size:.85rem;cursor:pointer}.theme-switch button.selected{background:var(--surface);box-shadow:0 1px 3px #00000026;font-weight:600}.sidebar .theme-switch{border-color:#ffffff26;background:#ffffff0d}.sidebar .theme-switch button{color:var(--sidebar-text)}.sidebar .theme-switch button.selected{background:var(--gold);color:#14223a}.drawer-theme{display:grid;gap:.4rem;padding:0 .75rem .75rem}.sidebar .muted{color:#e9e1cfb8}.chip-sm{min-height:34px;padding:.25rem .7rem;font-size:.85rem}.memo-sheet{display:grid;gap:1rem;border:2px solid var(--gold)}.memo-header{display:flex;align-items:center;gap:.9rem;flex-wrap:wrap;padding-bottom:.75rem;border-bottom:1px solid var(--border)}.memo-header>div{flex:1;min-width:0}.memo-header h2{margin:.1rem 0 0;overflow-wrap:anywhere}.memo-kicker{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--accent)}.memo-sheet h3{font-size:1rem;margin:0 0 .4rem}.memo-sheet ul{margin:0;padding-left:1.2rem;display:grid;gap:.25rem}.memo-defs{margin:0;display:grid;gap:.5rem}.memo-defs dt{font-weight:700}.memo-defs dd{margin:0 0 0 .75rem}.memo-tip{padding:.75rem;border-radius:8px;background:var(--warn-bg);color:var(--warn-text)}.memo-tip p{margin:0}.memo-footer{font-size:.75rem;color:var(--muted);text-align:right}@media(min-width:900px){.memo-sheet{grid-template-columns:1fr 1fr}.memo-header,.memo-footer,.memo-tip{grid-column:1 / -1}}@media print{@page{margin:14mm}body.print-memo{background:#fff!important}body.print-memo *{visibility:hidden}body.print-memo .memo-sheet,body.print-memo .memo-sheet *{visibility:visible}body.print-memo .memo-sheet{position:absolute;top:0;left:0;width:100%;margin:0;box-shadow:none;background:#fff!important;color:#14223a!important;border:2px solid #c9a55a;grid-template-columns:1fr 1fr}body.print-memo .memo-sheet *{color:#14223a!important}body.print-memo .memo-kicker{color:#8a6a2e!important}body.print-memo .memo-tip{background:#fbf1dc!important;-webkit-print-color-adjust:exact;print-color-adjust:exact}body.print-memo .memo-print{display:none}body.print-memo .memo-sheet .logo-for-light{display:block!important}body.print-memo .memo-sheet .logo-for-dark{display:none!important}body.print-memo .memo-header,body.print-memo .memo-footer,body.print-memo .memo-tip{grid-column:1 / -1}}.topbar-right{display:flex;align-items:center;gap:.5rem}.credits-chip{display:inline-flex;align-items:center;min-height:36px;padding:.2rem .7rem;border-radius:999px;background:var(--warn-bg);color:var(--warn-text);font-weight:700;font-size:.9rem;text-decoration:none;white-space:nowrap}.toasts{position:fixed;z-index:60;left:50%;bottom:max(16px,env(safe-area-inset-bottom));transform:translate(-50%);display:grid;gap:.5rem;width:min(420px,calc(100vw - 32px));pointer-events:none}.toast{pointer-events:auto;display:grid;gap:.5rem;padding:.75rem 1rem;border-radius:12px;background:var(--surface);color:var(--text);border:1px solid var(--gold);box-shadow:0 8px 24px #0000002e;animation:toast-in .25s ease-out}.toast-badge{border-width:2px}.toast-badge-row{display:flex;align-items:center;gap:.75rem}.toast-credits{font-size:1rem}@keyframes toast-in{0%{opacity:0;transform:translateY(12px)}}@media(prefers-reduced-motion:reduce){.toast{animation:none}}.blason{display:block;flex-shrink:0}.blason.locked{opacity:.55}.badge-grid{list-style:none;margin:0;padding:0;display:grid;gap:.75rem;grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}.badge-card{display:grid;justify-items:center;text-align:center;gap:.3rem;padding:.9rem .6rem;border:1px solid var(--border);border-radius:var(--radius)}.badge-card.earned{border-color:var(--gold);background:var(--warn-bg)}.next-badge{display:flex;align-items:center;gap:1rem}.next-badge-body{display:grid;gap:.35rem;flex:1;min-width:0}.progress{height:10px;border-radius:999px;background:var(--border);overflow:hidden}.progress span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#8a6a2e,#e4c57a)}.rules-list{margin:0;padding-left:1.2rem;display:grid;gap:.4rem}.reward-summary{display:flex;align-items:center;gap:.75rem}.reward-summary p{margin:0}.credits-big{color:var(--text);font-size:1.1rem}.exercise-check{display:grid;justify-items:start;gap:.25rem}.exercise-done{font-weight:600;color:var(--success-text)}.holiday-widget{display:flex;align-items:center;gap:.75rem;margin-top:1rem;color:inherit;text-decoration:none;border-left:4px solid var(--gold)}.holiday-widget:hover{border-color:var(--gold)}.holiday-now{display:flex;align-items:center;gap:1rem;border-left:4px solid var(--gold)}.holiday-big{font-size:2.2rem;font-weight:800;line-height:1;color:var(--accent);min-width:2.5rem;text-align:center}.holiday-list{list-style:none;margin:0;padding:0;display:grid;gap:.6rem}@media(min-width:600px){.holiday-list{grid-template-columns:1fr 1fr}}.holiday{display:grid;gap:.2rem}.holiday.past{opacity:.55}.holiday.current{border-color:var(--gold);background:var(--warn-bg)}.reward-banner{display:flex;align-items:center;gap:1rem;margin-top:1rem;color:inherit;text-decoration:none;border-left:4px solid var(--gold)}.reward-banner:hover{border-color:var(--gold)}.reward-banner-body{display:grid;gap:.3rem;flex:1;min-width:0}.reward-banner .progress{max-width:420px}@media(max-width:599px){.reward-banner-link{display:none}}.rich-text{display:grid;gap:.7rem;max-width:68ch;line-height:1.65;overflow-wrap:anywhere}.rich-text p,.rich-text ul,.rich-text ol{margin:0}.rich-text ul,.rich-text ol{padding-left:1.3rem;display:grid;gap:.35rem}.rich-text li::marker{color:var(--accent);font-weight:700}.rich-text strong{color:var(--accent)}.rich-text.lead{font-size:1.08rem}.rt-keep,.rt-example{padding:.65rem .85rem;border-radius:8px;border-left:4px solid var(--gold);background:var(--warn-bg)}.rt-example{border-left-color:var(--info-text);background:var(--info-bg)}.rt-label{display:block;margin-bottom:.15rem;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}.lesson-tabs{position:sticky;top:3.75rem;z-index:5;display:flex;gap:.35rem;padding:.35rem;overflow-x:auto;scrollbar-width:none;scroll-margin-top:4rem;background:var(--surface);border:1px solid var(--border);border-radius:999px;box-shadow:var(--shadow)}.lesson-tabs::-webkit-scrollbar{display:none}.lesson-tabs button{flex:1 0 auto;min-height:40px;padding:.35rem .9rem;border:0;border-radius:999px;background:transparent;color:var(--text);font:inherit;font-weight:600;white-space:nowrap;cursor:pointer}.lesson-tabs button:hover{background:var(--info-bg)}.lesson-tabs button.active{background:var(--primary);color:var(--primary-text)}.lesson-intro{display:grid;gap:.75rem;border-top:4px solid var(--gold)}.lesson-meta{margin:0}.lesson-toc{display:grid;gap:.3rem;padding-top:.75rem;border-top:1px solid var(--border)}.lesson-toc a{display:flex;align-items:center;gap:.6rem;min-height:40px;padding:.2rem .4rem;border-radius:8px;color:var(--text);text-decoration:none;font-weight:500}.lesson-toc a:hover{background:var(--info-bg)}.lesson-section{scroll-margin-top:8rem}.lesson-section h2,.exercise-card h2{display:flex;align-items:center;gap:.6rem;margin-top:0}.lesson-num{display:inline-grid;place-items:center;flex-shrink:0;width:1.9rem;height:1.9rem;border-radius:50%;background:var(--primary);color:var(--primary-text);font-size:.9rem;font-weight:700}.lesson-toc .lesson-num{width:1.6rem;height:1.6rem;font-size:.8rem;background:var(--gold);color:#14223a}.exercise-card{display:grid;gap:.6rem}.exercise-card details,.exercise details{padding:.5rem .75rem;border:1px solid var(--border);border-radius:8px}.exercise-card details .rich-text,.exercise details .rich-text{margin-top:.5rem}.exercise-card summary{cursor:pointer;font-weight:600;min-height:32px}.exercise-done{margin-left:auto;font-size:.8rem;color:var(--success-text)}.exercise-title{margin:0;font-size:1rem}.lesson-next{justify-self:end}@media(max-width:599px){.lesson-next{justify-self:stretch}.lesson-tabs{border-radius:12px}}@media print{.lesson-tabs,.lesson-next{display:none}}.lesson-export{display:none}@media print{body.print-lesson{background:#fff!important}body.print-lesson>*:not(.lesson-export){display:none!important}body.print-lesson .lesson-export{display:block;color:#14223a;background:#fff;font-size:11.5pt;line-height:1.5;-webkit-print-color-adjust:exact;print-color-adjust:exact}.lesson-export *{color:#14223a}.lesson-export .logo-for-dark{display:none!important}.lesson-export .logo-for-light{display:block!important}.lesson-export .rich-text{max-width:none}.lesson-export .rich-text strong,.lesson-export .rich-text li::marker{color:#8a6a2e}.lesson-export .rt-keep{background:#fbf1dc}.lesson-export .rt-example{background:#edf1f8}.lx-header{display:flex;align-items:center;gap:1rem;padding-bottom:.6rem;margin-bottom:1rem;border-bottom:3px solid #c9a55a}.lx-header h1{margin:.1rem 0 0;font-size:20pt}.lx-kicker{font-size:9pt;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#8a6a2e!important}.lesson-export h2{margin:1.1rem 0 .5rem;font-size:14pt;break-after:avoid}.lesson-export h3{margin:.8rem 0 .3rem;font-size:12pt;break-after:avoid}.lx-section,.lx-exercise,.lx-quiz>li,.rt-keep,.rt-example{break-inside:avoid}.lx-memo{margin-top:1.2rem;padding:.4rem 1rem .8rem;border:2px solid #c9a55a;border-radius:8px;break-inside:avoid}.lx-memo dl{margin:0}.lx-memo dt{font-weight:700}.lx-memo dd{margin:0 0 .3rem 1rem}.lx-tip{padding:.5rem .75rem;border-radius:6px;background:#fbf1dc}.lx-break{break-before:page}.lx-exercise{margin-bottom:.8rem}.lx-quiz{padding-left:1.3rem}.lx-quiz>li{margin-bottom:.7rem}.lx-quiz>li>p{margin:0 0 .3rem;font-weight:600}.lx-quiz ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:.2rem 1rem}.lx-letter{display:inline-grid;place-items:center;width:1.3rem;height:1.3rem;margin-right:.3rem;border:1px solid #14223a;border-radius:50%;font-size:8.5pt;font-weight:700}.lx-muted{color:#5e6778!important}.lx-footer{margin-top:1.5rem;padding-top:.4rem;border-top:1px solid #e4dfd3;font-size:9pt;text-align:center;color:#5e6778!important}}.lesson-section{display:flow-root}.lesson-figure{margin:0 0 .9rem;border-radius:10px;overflow:hidden;background:var(--info-bg);border:1px solid var(--border)}.lesson-figure img{display:block;width:100%;height:auto;max-height:320px;object-fit:cover}.lesson-figure figcaption{padding:.45rem .7rem;font-size:.85rem;color:var(--muted)}.lesson-figure-credit{font-size:.75rem;color:var(--muted);white-space:nowrap}@media(min-width:760px){.lesson-section .lesson-figure{float:right;width:min(42%,340px);margin:0 0 .75rem 1.1rem}}@media print{.lx-header{justify-content:space-between}.lx-student{margin:0;text-align:right;font-size:10.5pt;line-height:1.45}.lx-title{margin-bottom:.8rem}.lx-title h1{margin:.15rem 0 0;font-size:20pt}.lesson-export .lesson-figure{float:right;width:38%;margin:0 0 .6rem 1rem;break-inside:avoid;background:#edf1f8;border-color:#e4dfd3}.lesson-export .lesson-figure img{max-height:220px}.lesson-export .lesson-figure figcaption,.lesson-export .lesson-figure-credit{font-size:8.5pt;color:#5e6778!important;text-decoration:none}.lx-section{display:flow-root;break-inside:auto}}.hw-actions{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:flex-end;gap:.5rem}.admin-regenerate{display:grid;justify-items:end;gap:.25rem;max-width:260px;text-align:right}.admin-regenerate-error{color:var(--error-text)}.lesson-audio{display:grid;gap:.6rem;border-left:4px solid var(--gold)}.lesson-audio-main{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem}.lesson-audio-rate{display:inline-flex;margin-left:auto;padding:.2rem;border:1px solid var(--border);border-radius:999px}.lesson-audio-rate button{min-height:34px;padding:.2rem .7rem;border:0;border-radius:999px;background:transparent;color:var(--text);font:inherit;font-size:.85rem;cursor:pointer}.lesson-audio-rate button.active{background:var(--primary);color:var(--primary-text)}.lesson-audio-status{display:grid;gap:.3rem}.lesson-audio-bar{height:6px;border-radius:999px;background:var(--border);overflow:hidden}.lesson-audio-bar span{display:block;height:100%;background:var(--gold);transition:width .3s ease}.lesson-audio-hint{margin:0}@media(max-width:599px){.lesson-audio-rate{margin-left:0}}.is-reading{outline:3px solid var(--gold);outline-offset:2px;box-shadow:0 0 0 6px #c9a55a2e;transition:outline-color .2s ease}.voice-choice{border:0;margin:0;padding:0;min-width:0}.voice-choice legend{font-weight:600;margin-bottom:.4rem}.voice-options{display:grid;gap:.5rem}@media(min-width:600px){.voice-options{grid-template-columns:1fr 1fr}}.voice-option{display:flex;align-items:center;gap:.6rem;min-height:48px;padding:.4rem .6rem;border:1px solid var(--border);border-radius:8px;font-weight:500;cursor:pointer}.voice-option input{width:20px;height:20px;min-height:0}.voice-option .btn{margin-left:auto}.voice-option.selected{border-color:var(--primary);background:var(--info-bg)}