.subject-dashboard{display:grid;gap:18px}.mastery-summary{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:25px;align-items:center;padding:24px 26px;background:#133e48;color:#fff}.mastery-summary h2{margin:4px 0 8px}.mastery-summary p{margin:0;color:#b9d6d8}.mastery-xp{text-align:right}.mastery-xp strong{display:block;font-size:2rem;color:#8ce5c5}.mastery-xp small{color:#b9d6d8}.mastery-card{overflow:hidden}.mastery-head{display:grid;grid-template-columns:48px minmax(0,1fr) auto auto;align-items:center;gap:15px;padding:20px 22px}.mastery-head .subject-symbol{width:44px;height:44px}.mastery-head h2{font-size:1.08rem;margin:0}.mastery-head p{font-size:.84rem;color:var(--muted);margin:4px 0 0}.mastery-head .progress-bar{width:130px}.mastery-toggle{border:0;background:#edf5f3;color:#27645c;border-radius:9px;padding:8px 12px}.mastery-body{border-top:1px solid var(--line);padding:0 22px 20px}.mastery-table{overflow-x:auto}.mastery-labels,.mastery-row{display:grid;grid-template-columns:minmax(180px,1.3fr) repeat(5,minmax(105px,.72fr));gap:8px;align-items:center;min-width:780px}.mastery-labels{font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;color:#7c9098;padding:14px 0 8px}.mastery-labels span:not(:first-child){text-align:center}.mastery-row{padding:12px 0;border-top:1px solid #edf1f2}.chapter-name strong,.chapter-name small{display:block}.chapter-name small{color:var(--muted);font-size:.78rem;margin-top:3px}.stage-btn{border:1px solid #dfe8e9;background:#f8fafb;color:#60747d;border-radius:8px;min-height:40px;padding:7px;font-size:.78rem;display:flex;align-items:center;justify-content:center;gap:5px;white-space:nowrap}.stage-btn.done{background:#e1f4ec;border-color:#bce1d4;color:#126454}.stage-btn.final{background:#edf1f2;color:#87979d}.stage-btn.final.ready{background:#087f79;border-color:#087f79;color:#fff}.stage-btn.final.done{background:#133e48;border-color:#133e48}.subject-actions{display:flex;justify-content:space-between;gap:10px;padding-top:16px;border-top:1px solid #edf1f2}.step-legend{font-size:.82rem;color:var(--muted);margin:0}.cnc-shell{display:grid;gap:22px}.cnc-hero{background:#123d48;color:#fff;padding:30px;position:relative;overflow:hidden}.cnc-hero:after{content:"CNC";position:absolute;right:20px;bottom:-35px;font-size:8rem;line-height:1;font-weight:850;letter-spacing:-.09em;color:#ffffff08}.cnc-hero .eyebrow{color:#87d8ca}.cnc-hero h1{font-size:2.2rem;margin:10px 0 8px}.cnc-hero p{max-width:670px;color:#b9d6d8;margin:0}.cnc-breadcrumb{display:flex;align-items:center;gap:7px;flex-wrap:wrap;color:#71858d;font-size:.85rem}.crumb-btn{border:0;background:transparent;padding:3px;color:#087f79}.filiere-grid,.cnc-subject-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.choice-card{padding:24px;text-align:left;border:1px solid var(--line);background:#fff;border-radius:15px;color:var(--ink);transition:.18s;min-height:150px;position:relative;overflow:hidden}.choice-card:hover{transform:translateY(-2px);border-color:#9dcdc3;box-shadow:0 10px 30px #143e480d}.choice-code{display:grid;place-items:center;width:48px;height:48px;border-radius:12px;background:#e3f4ee;color:#087f79;font-weight:800;font-size:1.08rem;margin-bottom:18px}.choice-card strong{display:block;font-size:1.05rem}.choice-card small{display:block;color:var(--muted);margin-top:6px}.cnc-subject-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.cnc-subject-grid .choice-card{min-height:130px}.paper-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.paper-row{display:grid;grid-template-columns:52px minmax(0,1fr) auto;gap:14px;align-items:center;padding:15px 17px}.paper-year{font-weight:850;font-size:1.05rem;color:#087f79}.paper-row strong,.paper-row small{display:block}.paper-row small{color:var(--muted);margin-top:3px}.paper-status{font-size:.73rem;border-radius:20px;background:#edf1f2;color:#70838b;padding:6px 9px}.paper-status.ready{background:#e1f4ec;color:#126454}.paper-status.finished{background:#133e48;color:#fff}.paper-workspace{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(310px,.65fr);gap:18px;align-items:start}.paper-viewer{min-height:710px;overflow:hidden;display:flex;flex-direction:column}.paper-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:15px 17px;border-bottom:1px solid var(--line)}.paper-toolbar h2{font-size:1rem;margin:0}.paper-toolbar>div{display:flex;gap:8px}.paper-frame{width:100%;flex:1;border:0;background:#eef3f4}.paper-empty{flex:1;display:grid;place-items:center;text-align:center;padding:40px}.paper-empty .empty-icon{width:58px;height:58px;border-radius:14px;display:grid;place-items:center;background:#e4f4ef;color:#087f79;margin:auto}.paper-empty h3{margin:17px 0 7px}.paper-empty p{max-width:390px;color:var(--muted);margin:0 0 18px}.exam-side{display:grid;gap:15px}.exam-timer,.notes-card,.attempt-card{padding:20px}.exam-timer{background:#133e48;color:#fff}.exam-timer .eyebrow{color:#8dd9cf}.exam-clock{font-size:2.45rem;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.04em;margin:9px 0 14px}.exam-timer .timer-actions{justify-content:flex-start}.exam-timer .secondary-btn{background:#244e57;color:#d5efeb}.notes-card h2,.attempt-card h2{font-size:1rem;margin:0 0 12px}.cnc-notes{width:100%;min-height:200px;resize:vertical;border:1px solid var(--line);border-radius:9px;padding:12px;color:var(--ink);line-height:1.55}.save-line{font-size:.75rem;color:var(--muted);margin:7px 0 0}.score-line{display:flex;align-items:center;gap:8px}.score-line input{width:75px;border:1px solid var(--line);border-radius:8px;padding:9px}.score-line span{color:var(--muted)}.attempt-card .primary-btn{width:100%;margin-top:14px}.attempt-card .primary-btn.completed{background:#133e48}.cnc-tools{display:flex;align-items:center;justify-content:space-between;gap:12px}.search-input{border:1px solid var(--line);border-radius:9px;padding:10px 12px;min-width:240px}.mini-stat-row{display:flex;gap:8px;flex-wrap:wrap}.mini-stat{border-radius:20px;background:#eaf4f1;color:#30675e;padding:6px 10px;font-size:.78rem}.url-form .field{margin-bottom:12px}.url-form .form-actions{margin-top:12px}
@media(max-width:1150px){.filiere-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.cnc-subject-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.paper-workspace{grid-template-columns:1fr}.paper-viewer{min-height:600px}.exam-side{grid-template-columns:1fr 1fr}.notes-card{grid-column:1/-1}.mastery-head{grid-template-columns:44px minmax(0,1fr) auto}.mastery-head .progress-bar{grid-column:2;width:100%}.mastery-toggle{grid-column:3;grid-row:1/3}}
@media(max-width:820px){.mastery-summary{grid-template-columns:1fr}.mastery-xp{text-align:left}.mastery-head{padding:16px;gap:10px}.mastery-body{padding:0 16px 16px}.filiere-grid,.cnc-subject-grid,.paper-list{grid-template-columns:1fr}.cnc-hero{padding:23px}.cnc-hero h1{font-size:1.8rem}.exam-side{grid-template-columns:1fr}.notes-card{grid-column:auto}.paper-viewer{min-height:520px}.cnc-tools{align-items:stretch;flex-direction:column}.search-input{min-width:0;width:100%}}
@media(max-width:480px){.mastery-head{grid-template-columns:38px minmax(0,1fr) auto}.mastery-head .subject-symbol{width:38px;height:38px}.mastery-head>strong{display:none}.paper-toolbar{align-items:flex-start;flex-direction:column}.paper-toolbar>div{width:100%}.paper-toolbar button{flex:1}.paper-viewer{min-height:470px}}