:root{--primary: #4361ee;--primary-hover: #3451d1;--primary-soft: #eef0ff;--primary-border: rgba(67, 97, 238, .22);--violet: #7c3aed;--violet-soft: #f3eeff;--cyan: #06b6d4;--cyan-soft: #ecfeff;--gradient: linear-gradient(135deg, #4361ee 0%, #7c3aed 100%);--gradient-soft: linear-gradient(135deg, #eef0ff 0%, #f3eeff 100%);--success: #10b981;--success-hover: #059669;--success-soft: #ecfdf5;--success-text: #065f46;--success-border: rgba(16, 185, 129, .28);--warning: #f59e0b;--warning-hover: #d97706;--warning-soft: #fffbeb;--warning-text: #92400e;--warning-border: rgba(245, 158, 11, .28);--danger: #ef4444;--danger-hover: #dc2626;--danger-soft: #fef2f2;--danger-text: #991b1b;--danger-border: rgba(239, 68, 68, .28);--bg-main: #f4f6ff;--bg-card: #ffffff;--bg-card-hover: #fafcff;--bg-input: #ffffff;--border-color: #e2e6f3;--border-strong: #cbd5e1;--text-main: #0a0f2c;--text-secondary: #1e2d5e;--text-muted: #64748b;--text-dim: #94a3b8;--chart-grid: rgba(15, 23, 42, .06);--font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-heading: "Outfit", "Inter", system-ui, sans-serif;--font-mono: "JetBrains Mono", monospace;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--shadow-sm: 0 1px 3px rgba(15, 23, 42, .04);--shadow-card: 0 2px 10px rgba(15, 23, 42, .05), 0 12px 24px -4px rgba(15, 23, 42, .04);--shadow-hover: 0 6px 20px rgba(67, 97, 238, .12), 0 14px 28px -4px rgba(15, 23, 42, .06);--shadow-modal: 0 24px 48px -12px rgba(15, 23, 42, .25)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background:radial-gradient(at 0% 0%,rgba(67,97,238,.07) 0px,transparent 50%),radial-gradient(at 100% 0%,rgba(124,58,237,.07) 0px,transparent 50%),radial-gradient(at 50% 100%,rgba(6,182,212,.05) 0px,transparent 50%),var(--bg-main);background-attachment:fixed;color:var(--text-main);line-height:1.55;-webkit-font-smoothing:antialiased;min-height:100vh}a{color:var(--primary);text-decoration:none;transition:color .15s}a:hover{text-decoration:underline;color:var(--primary-hover)}h1,h2,h3,h4{font-family:var(--font-heading);color:var(--text-main);line-height:1.25}code,pre{font-family:var(--font-mono)}:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.muted{color:var(--text-muted);font-size:.88rem}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.app-layout{min-height:100vh;display:flex;flex-direction:column}.main-content{max-width:1200px;width:100%;margin:0 auto;padding:32px 24px 80px;flex:1}.stack{display:flex;flex-direction:column;gap:20px}.row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.row-end{justify-content:flex-end}.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:20px}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:18px}.section-title{font-size:1.25rem;font-weight:700;letter-spacing:-.01em}.nowrap{white-space:nowrap}.navbar{position:sticky;top:0;z-index:50;background:#ffffffe0;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border-color);padding:0 24px;box-shadow:0 1px 4px #0f172a08}.navbar-inner{max-width:1200px;margin:0 auto;min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}.brand:hover{text-decoration:none}.brand-icon{display:grid;place-items:center;width:42px;height:42px;background:var(--gradient);border-radius:var(--radius-md);color:#fff;box-shadow:0 4px 12px #4361ee47}.brand-title{display:block;font-family:var(--font-heading);font-weight:800;font-size:1.05rem;color:var(--text-main);letter-spacing:-.01em}.brand-subtitle{display:block;font-size:.72rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;font-weight:600}.nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.nav-link{position:relative;display:flex;align-items:center;gap:8px;padding:8px 14px;border-radius:var(--radius-sm);color:var(--text-muted);text-decoration:none;font-size:.88rem;font-weight:600;transition:all .15s ease}.nav-link:hover{color:var(--primary);background:var(--primary-soft);text-decoration:none}.nav-link.active{color:var(--primary);background:var(--primary-soft);box-shadow:inset 0 0 0 1px var(--primary-border)}.nav-count{min-width:18px;padding:0 6px;text-align:center;font-size:.7rem;font-weight:700;background:var(--danger);color:#fff;border-radius:999px;line-height:18px}.navbar-user{display:flex;align-items:center;gap:12px}.user-chip{display:flex;flex-direction:column;align-items:flex-end;line-height:1.25}.user-name{font-size:.86rem;font-weight:700;color:var(--text-main)}.user-role{font-size:.7rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;font-weight:600}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:9px 16px;border:1px solid transparent;border-radius:var(--radius-sm);background:var(--primary);color:#fff;font:inherit;font-size:.88rem;font-weight:600;cursor:pointer;text-decoration:none;box-shadow:0 1px 3px #4361ee33;transition:all .15s ease}.btn:hover:not(:disabled){background:var(--primary-hover);text-decoration:none;box-shadow:0 4px 12px #4361ee47;transform:translateY(-1px)}.btn:active:not(:disabled){transform:translateY(0)}.btn:disabled{opacity:.55;cursor:not-allowed;box-shadow:none}.btn-outline{background:#fff;border-color:var(--border-strong);color:var(--text-main);box-shadow:var(--shadow-sm)}.btn-outline:hover:not(:disabled){background:#f8faff;border-color:var(--primary);color:var(--primary);box-shadow:0 2px 8px #4361ee1f}.btn-ghost{background:transparent;color:var(--text-muted);box-shadow:none}.btn-ghost:hover:not(:disabled){background:var(--primary-soft);color:var(--primary);box-shadow:none}.btn-success{background:var(--success);box-shadow:0 1px 3px #10b98140}.btn-success:hover:not(:disabled){background:var(--success-hover);box-shadow:0 4px 12px #10b9814d}.btn-danger{background:var(--danger-soft);border-color:var(--danger-border);color:var(--danger-text);box-shadow:none}.btn-danger:hover:not(:disabled){background:var(--danger);color:#fff;border-color:var(--danger)}.btn-whatsapp{background:#25d366;color:#052e16;box-shadow:0 1px 3px #25d3664d}.btn-whatsapp:hover:not(:disabled){background:#1fb858;color:#052e16}.btn-sm{padding:6px 12px;font-size:.8rem}.icon-btn{display:inline-grid;place-items:center;padding:7px;background:transparent;border:1px solid transparent;color:var(--text-muted);border-radius:var(--radius-sm);cursor:pointer;transition:all .15s}.icon-btn:hover{color:var(--text-main);background:#f1f4fb;border-color:var(--border-color)}.link-btn{background:none;border:none;color:var(--primary);font:inherit;font-weight:600;cursor:pointer;text-decoration:underline;padding:0}.link-btn:hover{color:var(--primary-hover)}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-card);transition:box-shadow .2s ease,border-color .2s ease}.card:hover{border-color:#d8deee}.card-header{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:18px}.card-title{font-size:1.15rem;font-weight:700;letter-spacing:-.01em}.page-header{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:26px}.page-tag{font-size:.74rem;text-transform:uppercase;letter-spacing:.08em;font-weight:800;color:var(--primary);margin-bottom:4px}.page-title{font-size:1.8rem;font-weight:800;letter-spacing:-.02em;color:var(--text-main)}.page-desc{color:var(--text-muted);margin-top:4px;max-width:72ch;font-size:.94rem}.page-actions{display:flex;gap:10px;flex-wrap:wrap}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.stat-card{display:flex;gap:14px;align-items:flex-start;padding:18px 20px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);box-shadow:var(--shadow-card);transition:transform .15s ease,box-shadow .15s ease}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}.stat-icon{flex:none;padding:8px;width:40px;height:40px;border-radius:var(--radius-sm);background:#f1f4fb;color:var(--text-muted);display:grid;place-items:center}.tone-primary .stat-icon{background:var(--primary-soft);color:var(--primary)}.tone-success .stat-icon{background:var(--success-soft);color:var(--success)}.tone-warning .stat-icon{background:var(--warning-soft);color:var(--warning)}.stat-label{font-size:.78rem;color:var(--text-muted);font-weight:600;text-transform:uppercase;letter-spacing:.04em}.stat-value{font-family:var(--font-heading);font-size:1.65rem;font-weight:800;color:var(--text-main);letter-spacing:-.02em}.stat-suffix{font-size:.85rem;font-weight:600;color:var(--text-dim);margin-left:4px}.stat-hint{font-size:.76rem;color:var(--text-muted);margin-top:2px}.spinner{display:flex;align-items:center;justify-content:center;gap:10px;padding:40px;color:var(--text-muted)}.notice{display:flex;align-items:flex-start;gap:12px;padding:13px 16px;border-radius:var(--radius-md);border:1px solid;font-size:.9rem;line-height:1.5}.notice-text{flex:1}.notice-info{background:var(--primary-soft);border-color:var(--primary-border);color:#1e3a8a}.notice-success{background:var(--success-soft);border-color:var(--success-border);color:var(--success-text)}.notice-error{background:var(--danger-soft);border-color:var(--danger-border);color:var(--danger-text)}.notice-warning{background:var(--warning-soft);border-color:var(--warning-border);color:var(--warning-text)}.empty-state{display:flex;flex-direction:column;align-items:center;gap:8px;padding:44px 20px;text-align:center;color:var(--text-muted);background:#fff;border:1px dashed var(--border-strong);border-radius:var(--radius-lg)}.empty-title{font-weight:700;color:var(--text-main);font-size:1.05rem}.field-error{color:var(--danger-text);font-size:.82rem;margin-top:4px;font-weight:500}.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:999px;font-size:.74rem;font-weight:700;background:#f1f4fb;color:#475569;border:1px solid transparent;white-space:nowrap}.badge-primary{background:var(--primary-soft);color:#2b45cf;border-color:var(--primary-border)}.badge-success{background:var(--success-soft);color:#047857;border-color:var(--success-border)}.badge-warning{background:var(--warning-soft);color:#b45309;border-color:var(--warning-border)}.badge-danger{background:var(--danger-soft);color:#b91c1c;border-color:var(--danger-border)}.badge-purple{background:var(--violet-soft);color:#6d28d9;border-color:#7c3aed40}.badge-teal{background:var(--cyan-soft);color:#0e7490;border-color:#06b6d440}.field{display:flex;flex-direction:column;gap:6px}.field label,.field-label{font-size:.83rem;font-weight:600;color:#1e293b}.field small{color:var(--text-muted);font-size:.76rem}input[type=text],input[type=email],input[type=password],input[type=tel],input[type=number],input[type=date],input[type=time],select,textarea{width:100%;padding:10px 13px;background:var(--bg-input);color:var(--text-main);border:1px solid var(--border-strong);border-radius:var(--radius-sm);font:inherit;font-size:.92rem;transition:border-color .15s,box-shadow .15s}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #4361ee26}textarea{resize:vertical;min-height:72px}input[type=date],input[type=time]{color-scheme:light}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}.check{display:flex;align-items:flex-start;gap:10px;font-size:.88rem;color:#1e293b;cursor:pointer}.check input{width:18px;height:18px;margin-top:2px;accent-color:var(--primary);flex:none}.latex-preview{padding:10px 14px;background:#f8faff;border:1px dashed var(--border-strong);border-radius:var(--radius-sm);font-size:1rem}.preview-label{display:block;font-size:.68rem;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);margin-bottom:2px;font-weight:700}.segmented{display:inline-flex;gap:3px;padding:4px;background:#eef1f8;border:1px solid var(--border-color);border-radius:var(--radius-sm);flex-wrap:wrap}.segmented button{padding:6px 13px;border:none;background:transparent;color:var(--text-muted);font:inherit;font-size:.8rem;font-weight:600;border-radius:6px;cursor:pointer;transition:all .15s}.segmented button.active{background:#fff;color:var(--primary);box-shadow:0 1px 3px #0f172a14}.dialog{margin:auto;width:min(580px,calc(100vw - 32px));padding:0;background:#fff;color:var(--text-main);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-modal)}.dialog-wide{width:min(840px,calc(100vw - 32px))}.dialog::backdrop{background:#0a0f2c73;backdrop-filter:blur(4px)}.dialog-inner{display:flex;flex-direction:column;gap:18px;padding:24px 28px;max-height:calc(100vh - 48px);overflow-y:auto}.dialog-header{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.dialog-title{font-size:1.25rem;font-weight:700}.dialog-footer{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap;padding-top:10px}.table-wrap{overflow-x:auto;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-card)}table{width:100%;border-collapse:collapse;font-size:.88rem}th{text-align:left;padding:13px 16px;font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);font-weight:700;background:#f8faff;border-bottom:1px solid var(--border-color);white-space:nowrap}td{padding:13px 16px;border-bottom:1px solid var(--border-color);vertical-align:middle;color:var(--text-main)}tbody tr:last-child td{border-bottom:none}tbody tr{transition:background .12s}tbody tr:hover{background:#f8faff}td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}.cell-actions{display:flex;gap:6px;justify-content:flex-end;flex-wrap:wrap}.auth-shell{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 10% 10%,rgba(67,97,238,.12),transparent 45%),radial-gradient(circle at 90% 90%,rgba(124,58,237,.12),transparent 45%),var(--bg-main)}.auth-card{width:min(460px,100%);display:flex;flex-direction:column;gap:20px;padding:32px}.auth-brand{display:flex;align-items:center;gap:14px}.auth-title{font-size:1.45rem;font-weight:800;letter-spacing:-.01em}.auth-links{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.85rem}.next-banner{display:flex;align-items:center;gap:20px;padding:22px 26px;background:linear-gradient(135deg,#fff,#f8faff);border:1px solid rgba(67,97,238,.22);border-radius:var(--radius-lg);box-shadow:0 8px 24px -4px #4361ee1a,0 2px 8px #0f172a0a;flex-wrap:wrap}.next-banner>svg{color:var(--primary);flex:none}.next-banner>div:not(.countdown){flex:1;min-width:220px}.next-tag{font-size:.74rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--primary)}.countdown{text-align:center;padding:10px 20px;background:var(--primary-soft);border:1px solid var(--primary-border);border-radius:var(--radius-md);min-width:120px}.countdown-value{display:block;font-family:var(--font-heading);font-size:2.1rem;font-weight:800;line-height:1.1;color:var(--primary)}.countdown-label{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);font-weight:700}.countdown.is-soon{background:var(--warning-soft);border-color:var(--warning-border)}.countdown.is-soon .countdown-value{color:var(--warning-hover)}.trinome-line{display:flex;align-items:center;gap:6px}.chart-legend{display:flex;gap:16px;font-size:.78rem;color:var(--text-muted);margin-bottom:8px;font-weight:600}.chart-legend i{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:6px}.chart-empty{padding:36px 0;text-align:center}.chart-tooltip{background:#fff;border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:12px 14px;box-shadow:0 10px 25px #0f172a1a;font-size:.82rem;color:var(--text-main)}.chart-tooltip dl{display:grid;grid-template-columns:auto auto;gap:4px 14px;margin-top:8px}.chart-tooltip dt{color:var(--text-muted)}.chart-tooltip dd{text-align:right;color:var(--text-main)}.result-card{display:flex;flex-direction:column;gap:14px}.result-card.is-planned{border-style:dashed;background:#fafcff}.result-top{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}.result-badges{display:flex;gap:6px;flex-wrap:wrap}.result-title{font-size:1.15rem;font-weight:700}.meta-row{display:flex;gap:16px;flex-wrap:wrap;font-size:.84rem;color:var(--text-muted)}.meta-row span{display:inline-flex;align-items:center;gap:6px}.grade{display:flex;align-items:baseline;gap:4px}.grade-value{font-family:var(--font-heading);font-size:1.9rem;font-weight:800}.grade-max{font-size:.85rem;color:var(--text-dim);font-weight:600}.grade-success .grade-value{color:#059669}.grade-primary .grade-value{color:var(--primary)}.grade-warning .grade-value{color:#d97706}.grade-danger .grade-value{color:#dc2626}.exercise-line{display:flex;align-items:center;gap:8px;font-size:.9rem;font-weight:500}.exercise-line svg{color:var(--success);flex:none}.class-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(80px,1fr));gap:8px;padding:12px;background:#f8faff;border:1px solid var(--border-color);border-radius:var(--radius-md)}.class-stats div{display:flex;flex-direction:column;text-align:center}.class-stats span{font-size:.68rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);font-weight:700}.class-stats strong{font-size:1.05rem;color:var(--text-main)}.class-stats small{color:var(--text-muted);font-weight:500}.feedback{display:grid;gap:10px}.feedback-block{padding:13px 15px;border-radius:var(--radius-md);background:var(--success-soft);border:1px solid var(--success-border);color:var(--success-text)}.feedback-block.advice{background:var(--warning-soft);border-color:var(--warning-border);color:var(--warning-text)}.feedback-block h4{display:flex;align-items:center;gap:6px;font-size:.74rem;text-transform:uppercase;letter-spacing:.05em;margin-bottom:4px}.feedback-block p{font-size:.9rem;white-space:pre-wrap}.pending-note{padding:12px 14px;border-radius:var(--radius-md);background:#f8faff;border:1px dashed var(--border-strong);color:var(--text-muted);font-size:.88rem}.doc-row{display:flex;gap:8px;flex-wrap:wrap}.cal-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px;flex-wrap:wrap}.cal-title{font-size:1.15rem;font-weight:700;text-transform:capitalize}.cal-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:6px}.cal-dow{text-align:center;font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);font-weight:700;padding:6px 0}.cal-day{min-height:100px;padding:8px;display:flex;flex-direction:column;gap:5px;background:#fff;border:1px solid var(--border-color);border-radius:var(--radius-sm);text-align:left;font:inherit;color:inherit;cursor:pointer;transition:all .15s ease}.cal-day:hover{border-color:var(--primary);background:#fafcff}.cal-day.is-other{opacity:.45;background:#f8faff}.cal-day.is-today{box-shadow:inset 0 0 0 2px var(--primary);background:#f8faff}.cal-day.is-blocked{background:repeating-linear-gradient(45deg,#fffbeb,#fffbeb 6px,#fef3c7 6px 12px);border-color:#fde047}.cal-day.is-selected{border-color:var(--primary);box-shadow:0 0 0 2px var(--primary)}.cal-num{font-size:.82rem;font-weight:700;color:var(--text-secondary)}.cal-blocked-label{font-size:.68rem;color:#b45309;line-height:1.2;font-weight:700}.cal-event{font-size:.7rem;line-height:1.25;padding:3px 6px;border-radius:4px;background:var(--primary-soft);color:#2b45cf;border:1px solid var(--primary-border);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600}.cal-event.is-done{background:var(--success-soft);color:#047857;border-color:var(--success-border)}.cal-event.is-convoque{box-shadow:inset 3px 0 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