:root{--gradpro-orange:#ff6b35;--gradpro-orange-dark:#dd5f30;--gradpro-bg:#0e0b0a;--gradpro-header:#1a1a1a;--gradpro-card:#191512;--gradpro-card-green:#1c231d;--gradpro-border:#3a332f;--gradpro-border-soft:#2a2521;--gradpro-text:#fff;--gradpro-text-muted:#bdb7b3;--gradpro-text-soft:#e8e8e8;--gradpro-radius:14px;--gradpro-shadow:0 10px 30px #00000073;--gradpro-glow:0 0 0 1px #ff6b3540, 0 8px 24px #ff6b351f}:is(body:has(.portal-shell),body:has(.login-page)){--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;background:radial-gradient(1200px 600px at 80% -10%, #ff6b3514, transparent 60%), radial-gradient(900px 500px at -10% 110%, #1c231d8c, transparent 55%), var(--gradpro-bg);color:var(--gradpro-text-soft)}.portal-shell{grid-template-columns:248px 1fr;min-height:100vh;display:grid}.portal-sidebar{background:linear-gradient(180deg, var(--gradpro-header) 0%, #141210 100%);color:var(--gradpro-text-soft);border-right:1px solid var(--gradpro-border);flex-direction:column;gap:6px;height:100vh;padding:24px 16px;display:flex;position:sticky;top:0}.portal-brand{letter-spacing:.02em;color:var(--gradpro-text);margin-bottom:22px;padding:0 8px;font-size:22px;font-weight:800}.portal-brand:after{content:"";background:var(--gradpro-orange);border-radius:999px;width:38px;height:3px;margin-top:8px;display:block}.portal-nav{flex-direction:column;gap:2px;display:flex}.portal-nav a{color:var(--gradpro-text-muted);border:1px solid #0000;border-radius:10px;align-items:center;padding:11px 14px;font-size:14px;font-weight:500;text-decoration:none;transition:background .15s,color .15s,border-color .15s;display:flex}.portal-nav a:hover{color:var(--gradpro-text);background:#ff6b3514}.portal-nav a.active{color:var(--gradpro-text);box-shadow:inset 3px 0 0 var(--gradpro-orange);background:linear-gradient(90deg,#ff6b352e,#ff6b350a);border-color:#ff6b3559}.portal-main{max-width:1180px;color:var(--gradpro-text-soft);padding:32px 36px 56px}.portal-header{justify-content:space-between;align-items:center;margin-bottom:28px;display:flex}.portal-header h1{color:var(--gradpro-text);letter-spacing:-.01em;margin:0;font-size:26px;font-weight:800}.portal-user{color:var(--gradpro-text-muted);border:1px solid var(--gradpro-border);border-radius:999px;padding:8px 14px;font-size:14px;text-decoration:none;transition:border-color .15s,color .15s}.portal-user:hover{border-color:var(--gradpro-orange);color:var(--gradpro-text)}.portal-main .card,.login-page .card{background:linear-gradient(180deg, var(--gradpro-card) 0%, #15110e 100%);border:1px solid var(--gradpro-border);border-radius:var(--gradpro-radius);color:var(--gradpro-text-soft);box-shadow:var(--gradpro-shadow);padding:20px}.portal-main .card h1,.portal-main .card h2,.portal-main .card h3,.login-page .card h1,.login-page .card h2,.login-page .card h3{color:var(--gradpro-text)}.stat-grid{grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin-bottom:20px;display:grid}.stat-card{background:linear-gradient(180deg, var(--gradpro-card-green) 0%, var(--gradpro-card) 100%);border:1px solid var(--gradpro-border);border-radius:var(--gradpro-radius);box-shadow:var(--gradpro-shadow);padding:18px;position:relative;overflow:hidden}.stat-card:before{content:"";background:var(--gradpro-orange);opacity:.8;width:3px;position:absolute;inset:0 auto 0 0}.stat-card .label{text-transform:uppercase;letter-spacing:.06em;color:var(--gradpro-text-muted);margin-bottom:6px;font-size:12px}.stat-card .value{color:var(--gradpro-text);font-size:26px;font-weight:800}.stat-card .sub{color:var(--gradpro-text-muted);margin-top:4px;font-size:12px}.two-col{grid-template-columns:1fr 1fr;gap:14px;display:grid}.task-highlight{border-left:4px solid var(--gradpro-orange)!important;box-shadow:var(--gradpro-glow)!important}.trial-banner{color:#9a3412;background:#fff7ed;border:1px solid #fdba74;border-radius:10px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin:0 0 16px;padding:10px 14px;font-size:14px;display:flex}.trial-banner-link{color:#c2410c;font-weight:600;text-decoration:none}.task-day-meta{color:#6b7280;margin:0 0 12px;font-size:14px}.task-day-objective{margin-bottom:16px}.task-step{margin-bottom:14px;padding-top:4px}.task-step+.task-step{border-top:1px solid var(--gradpro-border,#e5e7eb);padding-top:14px}.card.task-step+.card.task-step{border-top:none}.task-step-header{align-items:center;gap:10px;margin-bottom:10px;display:flex}.task-step-header h3{margin:0;font-size:15px;font-weight:650}.task-step-num{background:var(--gradpro-orange,#ea580c);color:#fff;border-radius:999px;flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;font-size:12px;font-weight:700;display:inline-flex}.task-step-label{letter-spacing:.02em;text-transform:uppercase;color:var(--gradpro-text-muted,#6b7280);margin:0 0 8px;font-size:12px;font-weight:600}.task-step-body{color:#4b5563;margin:0 0 12px;font-size:14px;line-height:1.5}.task-step-empty{color:var(--gradpro-text-muted,#6b7280);margin:0 0 8px;font-size:14px}.task-step-link{margin-top:8px;font-size:13px;display:inline-block}.task-material-list{margin:0 0 4px;padding-left:20px}.task-material-list li{margin-bottom:6px;line-height:1.4}.task-material-meta{color:var(--gradpro-text-muted,#6b7280);font-size:13px}.task-step-accent{border-left:3px solid var(--gradpro-orange,#ea580c);padding-left:12px}.task-day-actions{flex-wrap:wrap;gap:8px;margin-top:16px;display:flex}.week-dots{flex-wrap:wrap;gap:8px;margin-top:10px;display:flex}.week-dot{border:1px solid var(--gradpro-border-soft);color:var(--gradpro-text-muted);background:#ffffff0d;border-radius:8px;padding:5px 10px;font-size:13px}.week-dot.done{color:var(--gradpro-orange);background:#ff6b3526;border-color:#ff6b3566}.data-table{border-collapse:collapse;width:100%;font-size:14px}.data-table th,.data-table td{border-bottom:1px solid var(--gradpro-border-soft);text-align:left;padding:11px 8px}.data-table th{color:var(--gradpro-text-muted);text-transform:uppercase;letter-spacing:.04em;font-size:12px;font-weight:700}.badge{color:var(--gradpro-text-soft);border:1px solid var(--gradpro-border-soft);background:#ffffff0f;border-radius:999px;padding:3px 10px;font-size:12px;font-weight:600;display:inline-block}.badge.open{color:#ffb695;background:#ff6b3526;border-color:#ff6b3559}.badge.reviewed{color:#86efac;background:#22c55e24;border-color:#22c55e4d}.badge.pending{color:#c7d2fe;background:#6366f129;border-color:#6366f14d}.badge.completed{color:#86efac;background:#22c55e24;border-color:#22c55e4d}.badge.overdue{color:#fca5a5;background:#ef444426;border-color:#ef444459}.filter-bar{flex-wrap:wrap;gap:8px;margin-bottom:20px;display:flex}.filter-bar a{border:1px solid var(--gradpro-border);color:var(--gradpro-text-muted);border-radius:999px;padding:7px 14px;font-size:13px;font-weight:500;text-decoration:none;transition:all .15s}.filter-bar a:hover{border-color:var(--gradpro-orange);color:var(--gradpro-text)}.filter-bar a.active{background:var(--gradpro-orange);color:#fff;border-color:var(--gradpro-orange);box-shadow:0 4px 14px #ff6b3559}.form-grid{gap:16px;display:grid}.form-grid label{color:var(--gradpro-text-soft);gap:6px;font-size:14px;font-weight:600;display:grid}.portal-main input,.portal-main select,.portal-main textarea,.login-page input,.login-page select,.login-page textarea{border:1px solid var(--gradpro-border);color:var(--gradpro-text);background:#120f0d;border-radius:10px;padding:11px 13px;font-weight:400;transition:border-color .15s,box-shadow .15s}.portal-main input::placeholder,.login-page input::placeholder,.portal-main textarea::placeholder{color:#7a736e}.portal-main input:focus,.portal-main select:focus,.portal-main textarea:focus,.login-page input:focus,.login-page select:focus,.login-page textarea:focus{border-color:var(--gradpro-orange);outline:none;box-shadow:0 0 0 3px #ff6b3533}.checkbox-group{gap:6px;font-weight:400;display:grid}.checkbox-group label{align-items:center;gap:8px;font-weight:400;display:flex}.portal-main input[type=checkbox],.portal-main input[type=radio]{accent-color:var(--gradpro-orange)}.portal-main button,.login-page button{background:linear-gradient(180deg, var(--gradpro-orange) 0%, var(--gradpro-orange-dark) 100%);color:#fff;border:0;border-radius:10px;padding:10px 16px;font-weight:600;transition:transform .12s,box-shadow .15s,filter .15s;box-shadow:0 4px 14px #ff6b3547}.portal-main button:hover,.login-page button:hover{filter:brightness(1.05);box-shadow:0 6px 20px #ff6b3566}.portal-main button:active,.login-page button:active{transform:translateY(1px)}.portal-main button:disabled,.login-page button:disabled{opacity:.6;cursor:not-allowed;box-shadow:none}.portal-main button.secondary,.login-page button.secondary{color:var(--gradpro-text-soft);border:1px solid var(--gradpro-border);box-shadow:none;background:#ffffff0f}.portal-main button.secondary:hover,.login-page button.secondary:hover{border-color:var(--gradpro-orange);color:var(--gradpro-text);filter:none;background:#ff6b3514}.content-layout{grid-template-columns:1.2fr .8fr;align-items:start;gap:18px;display:grid}.content-sidebar{flex-direction:column;min-height:520px;display:flex}.content-player video,.content-player iframe,.content-pdf-frame{border-radius:var(--gradpro-radius);border:1px solid var(--gradpro-border);background:#1a1a1a;width:100%;min-height:min(75vh,820px)}.content-lesson-frame{background:var(--gradpro-bg);min-height:min(88vh,1040px)}.track-section{margin-bottom:40px}.track-header{border-bottom:2px solid var(--gradpro-orange);justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:14px;padding-bottom:10px;display:flex}.track-description{color:var(--gradpro-text-muted);margin:4px 0 0;font-size:13px}.track-progress{color:var(--gradpro-orange);background:#ff6b351f;border:1px solid #ff6b3559;border-radius:999px;flex-shrink:0;padding:4px 12px;font-size:13px;font-weight:700}.content-block{margin-bottom:20px}.content-block-title{letter-spacing:.08em;text-transform:uppercase;color:var(--gradpro-text-muted);margin:0 0 10px;font-size:13px;font-weight:700}.content-card-grid{grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;display:grid}.content-card{color:inherit;text-decoration:none;transition:border-color .15s,transform .15s,box-shadow .15s}.content-card:hover{transform:translateY(-2px);border-color:var(--gradpro-orange)!important;box-shadow:var(--gradpro-glow)!important}.content-card-done{background:#22c55e0a!important;border-color:#22c55e59!important}.content-card-done:hover{border-color:#22c55e!important}.content-card strong{color:var(--gradpro-text)}.login-page{max-width:420px;margin:96px auto}.login-page h1{color:var(--gradpro-text)}.alert-list{gap:4px;margin:0;padding-left:18px;font-size:14px;display:grid}.action-bar{flex-wrap:wrap;gap:8px;margin-top:14px;display:flex}.markdown-body{white-space:pre-wrap;color:var(--gradpro-text-soft);line-height:1.65}.portal-main a{color:var(--gradpro-orange)}.portal-main a:hover{color:#ff8559}.portal-main [style*=\#6b7280],.login-page [style*=\#6b7280]{color:var(--gradpro-text-muted)!important}.portal-main [style*=\#4b5563]{color:var(--gradpro-text-soft)!important}.portal-main [style*=\#9ca3af],.portal-main [style*=\#374151]{color:var(--gradpro-text-muted)!important}.portal-main [style*=\#6366f1]{color:#c7d2fe!important}@media (max-width:768px){.portal-main{padding:20px 16px 72px}.two-col,.content-layout{grid-template-columns:1fr}}@keyframes skeleton-pulse{0%,to{opacity:.45}50%{opacity:.9}}.portal-loading{gap:16px;display:grid}.skeleton-block,.skeleton-card,.skeleton-stat{background:linear-gradient(90deg, var(--gradpro-card) 0%, #252019 50%, var(--gradpro-card) 100%);border:1px solid var(--gradpro-border);border-radius:var(--gradpro-radius);background-size:200% 100%;animation:1.4s ease-in-out infinite skeleton-pulse}.portal-loading-header{width:240px;height:36px}.skeleton-stat{height:96px}.skeleton-card{height:140px}.next-action-card{border-left:4px solid var(--gradpro-orange);box-shadow:var(--gradpro-glow)}.next-action-label{letter-spacing:.08em;text-transform:uppercase;color:var(--gradpro-orange);margin:0;font-size:12px;font-weight:700}.portal-toast{background:var(--gradpro-card-green);border:1px solid var(--gradpro-orange);color:var(--gradpro-text);border-radius:var(--gradpro-radius);box-shadow:var(--gradpro-shadow);z-index:1000;padding:12px 20px;font-size:14px;animation:.2s toast-in;position:fixed;bottom:24px;right:24px}@keyframes toast-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.month-calendar-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.month-calendar-header h3{margin:0;font-size:18px}.month-calendar-header button{width:36px;height:36px;padding:0;font-size:20px;line-height:1}.month-calendar-grid{grid-template-columns:repeat(7,1fr);gap:4px;display:grid}.month-calendar-weekday{text-align:center;color:var(--gradpro-text-muted);padding:4px 0 8px;font-size:12px;font-weight:600}.month-calendar-cell{border:1px solid var(--gradpro-border-soft);background:#ffffff05;border-radius:8px;flex-direction:column;gap:2px;min-height:88px;padding:6px;font-size:12px;display:flex}.month-calendar-cell.has-session{border-left:3px solid var(--gradpro-orange)}.month-calendar-cell.empty{background:0 0;border-color:#0000}.month-calendar-cell.today{border-color:var(--gradpro-orange);background:#ff6b3514}.month-calendar-cell.overdue{background:#dc26260f;border-color:#dc2626}.month-calendar-cell.done{background:#22c55e0d;border-color:#22c55e}.month-calendar-cell.pending{border-color:var(--gradpro-border)}.month-calendar-day{color:var(--gradpro-text);font-size:13px;font-weight:700}.month-calendar-markers{gap:4px;min-height:14px;display:flex}.month-calendar-markers .marker.session{color:var(--gradpro-orange)}.month-calendar-markers .marker.mock{color:#a78bfa;font-size:10px}.month-calendar-markers .marker.done{color:#22c55e;font-size:11px}.month-calendar-cell.clickable{cursor:pointer;color:inherit;text-decoration:none;transition:border-color .15s,background .15s}.month-calendar-cell.clickable:hover{background:#ff6b350f;border-color:#ff6b3573}.month-calendar-task-preview,.month-calendar-session-preview,.month-calendar-mock-preview,.month-calendar-more{color:var(--gradpro-text-muted);margin-top:2px;font-size:11px;line-height:1.3;display:block}.month-calendar-more{font-style:italic}.month-calendar-task{color:var(--gradpro-text-muted);font-size:10px;line-height:1.3;text-decoration:none;display:block;overflow:hidden}.month-calendar-task:hover{color:var(--gradpro-orange)}.month-calendar-events{flex-direction:column;flex:1;gap:3px;display:flex;overflow:hidden}.month-calendar-session{color:var(--gradpro-orange);font-size:10px;font-weight:600;line-height:1.3;text-decoration:none;display:block}.month-calendar-session:hover{color:#ff8559}.month-calendar-session.completed{color:var(--gradpro-text-muted);font-weight:400}.month-calendar-session-time{font-weight:700}.month-calendar-mock{color:#a78bfa;font-size:10px;line-height:1.3;text-decoration:none;display:block}.month-calendar-mock:hover{color:#c4b5fd}.ai-chat-panel{border:1px solid var(--gradpro-border);border-radius:var(--gradpro-radius);background:var(--gradpro-card);margin-top:16px;overflow:hidden}.ai-chat-panel.embedded{flex-direction:column;height:100%;min-height:520px;margin-top:0;display:flex}.ai-chat-panel.embedded .ai-chat-body{flex:1;min-height:460px;max-height:none}.ai-chat-panel.embedded .ai-chat-messages{min-height:360px}.ai-chat-embedded-header{border-bottom:1px solid var(--gradpro-border-soft);color:var(--gradpro-orange);background:#ff6b3514;justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;font-size:14px;font-weight:700;display:flex}.ai-chat-panel.full{margin-top:0}.ai-chat-panel.full .ai-chat-body{max-height:min(70vh,720px)}.ai-chat-panel.full .ai-chat-messages{min-height:400px}.ai-chat-toolbar{justify-content:flex-end;padding:8px 16px 0;display:flex}.ai-chat-toolbar button{padding:6px 12px;font-size:12px}.ai-chat-panel.collapsed .ai-chat-body{display:none}.ai-chat-toggle{text-align:left;border:none;border-bottom:1px solid var(--gradpro-border-soft);width:100%;color:var(--gradpro-orange);cursor:pointer;box-shadow:none;background:#ff6b3514;padding:12px 16px;font-size:14px;font-weight:700}.ai-chat-toggle:hover{filter:none;background:#ff6b351f}.ai-chat-body{flex-direction:column;max-height:420px;display:flex}.ai-chat-messages{flex-direction:column;flex:1;gap:14px;min-height:200px;max-height:320px;padding:16px;display:flex;overflow-y:auto}.ai-chat-row{align-items:flex-start;gap:10px;display:flex}.ai-chat-row.user{justify-content:flex-end}.ai-chat-avatar{width:26px;height:26px;color:var(--gradpro-orange);background:#ff6b3533;border-radius:999px;flex-shrink:0;justify-content:center;align-items:center;margin-top:4px;font-size:11px;font-weight:700;display:inline-flex}.ai-chat-bubble{border-radius:14px;max-width:min(760px,88%);padding:10px 14px;font-size:14px;line-height:1.55}.ai-chat-bubble.user{color:var(--gradpro-text);border:1px solid var(--gradpro-border-soft);background:#ffffff17}.ai-chat-bubble.assistant{background:0 0;border:none;max-width:min(760px,100%);padding:0}.ai-chat-loading{opacity:.7;font-size:13px}.ai-chat-apply{margin:0 16px 8px;font-size:13px}.ai-chat-composer-wrap{border-top:1px solid var(--gradpro-border-soft);flex-direction:column;gap:6px;padding:12px 16px;display:flex}.ai-chat-composer{border:1px solid var(--gradpro-border-soft);background:#ffffff0a;border-radius:24px;align-items:flex-end;gap:8px;padding:8px;display:flex;box-shadow:inset 0 0 0 1px #ffffff05}.ai-chat-composer textarea{resize:none;min-height:38px;max-height:160px;color:var(--gradpro-text);background:0 0;border:none;flex:1;padding:8px 6px;line-height:1.45}.ai-chat-composer textarea:focus{outline:none}.ai-chat-composer-hint{color:var(--gradpro-text-muted);margin:0 4px;font-size:11px}.ai-chat-file-input{display:none}.ai-chat-attach-btn{border-radius:999px;flex-shrink:0;width:34px;height:34px;padding:0;font-size:20px;line-height:1}.ai-chat-attachments-preview{flex-wrap:wrap;gap:8px;padding:0 16px 8px;display:flex}.ai-chat-attachment-chip{border:1px solid var(--gradpro-border-soft);background:#ffffff0a;border-radius:8px;align-items:center;gap:6px;padding:4px;display:flex;position:relative}.ai-chat-attachment-chip img{object-fit:cover;border-radius:4px;width:56px;height:56px}.ai-chat-attachment-chip button{padding:2px 8px;font-size:14px;line-height:1}.ai-chat-chip-uploading{color:var(--gradpro-text-muted);font-size:11px}.ai-chat-image{border-radius:8px;max-width:100%;max-height:240px;margin-top:8px;display:block}.ai-chat-file{opacity:.9;margin:8px 0 0;font-size:13px}.ai-chat-bubble.assistant p{margin:0 0 8px}.ai-chat-bubble.assistant p:last-child{margin-bottom:0}.ai-chat-bubble.assistant ul,.ai-chat-bubble.assistant ol{margin:0 0 8px 18px;padding:0}.ai-chat-bubble.assistant code{background:#00000040;border-radius:4px;padding:2px 5px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-size:12px}.ai-chat-bubble.assistant pre{margin:8px 0 0;overflow-x:auto}.ai-chat-bubble.assistant table{border-collapse:collapse;width:100%;margin-top:8px}.ai-chat-bubble.assistant th,.ai-chat-bubble.assistant td{border:1px solid var(--gradpro-border-soft);padding:4px 6px;font-size:12px}.ai-chat-cursor{margin-left:2px;animation:1s step-end infinite ai-cursor-blink;display:inline-block}@keyframes ai-cursor-blink{50%{opacity:0}}.ai-chat-send-btn{border-radius:999px;width:34px;height:34px;padding:0;font-size:16px;line-height:1}.ai-chat-copy-btn{border:1px solid var(--gradpro-border-soft);color:var(--gradpro-text-muted);background:0 0;border-radius:8px;margin-top:8px;padding:3px 8px;font-size:11px}.ai-chat-empty{text-align:center;max-width:620px;margin:auto}.ai-chat-empty h3{margin:0 0 12px}.ai-chat-suggestions{flex-wrap:wrap;justify-content:center;gap:8px;margin-top:12px;display:flex}.ai-chat-suggestions button{border:1px solid var(--gradpro-border-soft);color:var(--gradpro-text);background:#ffffff0a;border-radius:999px;padding:7px 12px;font-size:12px}.ai-chat-typing{gap:4px;margin-top:8px;display:inline-flex}.ai-chat-typing span{background:var(--gradpro-text-muted);opacity:.5;border-radius:999px;width:6px;height:6px;animation:1s ease-in-out infinite ai-typing}.ai-chat-typing span:nth-child(2){animation-delay:.15s}.ai-chat-typing span:nth-child(3){animation-delay:.3s}@keyframes ai-typing{0%,80%,to{opacity:.4;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}.ai-chat-open-full{color:var(--gradpro-orange);font-size:12px;font-weight:600;text-decoration:none}.tutor-workspace{grid-template-columns:280px 1fr;align-items:start;gap:16px;min-height:calc(100vh - 180px);display:grid}.tutor-sidebar{flex-direction:column;max-height:calc(100vh - 160px);padding:16px;display:flex;overflow:hidden}.tutor-thread-list{flex-direction:column;flex:1;gap:6px;display:flex;overflow-y:auto}.tutor-thread-item{background:#ffffff08;border:1px solid #0000;border-radius:8px;align-items:flex-start;gap:6px;width:100%;padding:8px 10px;display:flex}.tutor-thread-item:hover{background:#ffffff0f}.tutor-thread-item.active{background:#ff6b351a;border-color:#ff6b3580}.tutor-thread-select{text-align:left;min-width:0;box-shadow:none;cursor:pointer;color:inherit;background:0 0;border:none;flex:1;padding:2px 0}.tutor-thread-select:hover{filter:none;background:0 0}.tutor-thread-title{white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:600;display:block;overflow:hidden}.tutor-thread-meta{color:var(--gradpro-text-muted);align-items:center;gap:8px;margin-top:4px;font-size:11px;display:flex}.tutor-thread-badge{text-transform:uppercase;letter-spacing:.03em;background:#ffffff14;border-radius:4px;padding:2px 6px;font-size:10px}.tutor-main{flex-direction:column;gap:12px;min-height:calc(100vh - 200px);display:flex}.tutor-main-header{border:1px solid var(--gradpro-border);border-radius:var(--gradpro-radius);background:var(--gradpro-card);justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;display:flex}.tutor-thread-delete{opacity:.75;min-width:32px;min-height:32px;box-shadow:none;cursor:pointer;color:inherit;background:0 0;border:none;flex-shrink:0;justify-content:center;align-items:center;margin-top:2px;padding:4px;font-size:14px;display:inline-flex}.tutor-thread-delete:hover{opacity:1;filter:none;background:#ffffff0f}.tutor-empty-state{flex-direction:column;gap:10px;display:flex}.ai-chat-panel.full{flex-direction:column;height:calc(100vh - 220px);display:flex}.ai-chat-panel.full .ai-chat-body{flex-direction:column;height:100%;max-height:none;display:flex}.ai-chat-panel.full .ai-chat-messages{max-height:none}@media (max-width:900px){.tutor-workspace{grid-template-columns:1fr}.tutor-sidebar{max-height:240px}}.error-log-with-chat{grid-template-columns:1fr 1fr;align-items:start;gap:16px;display:grid}@media (max-width:900px){.error-log-with-chat{grid-template-columns:1fr}}.plan-builder-grid{grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);align-items:start;gap:16px;display:grid}@media (max-width:900px){.plan-builder-grid{grid-template-columns:1fr}}.month-calendar-legend{color:var(--gradpro-text-muted);flex-wrap:wrap;gap:12px;margin-top:12px;font-size:12px;display:flex}.month-calendar-legend .legend-today:before{content:"";border:2px solid var(--gradpro-orange);vertical-align:middle;border-radius:2px;width:10px;height:10px;margin-right:4px;display:inline-block}.month-calendar-legend .legend-overdue:before{content:"";vertical-align:middle;border:2px solid #dc2626;border-radius:2px;width:10px;height:10px;margin-right:4px;display:inline-block}.month-calendar-legend .legend-done:before{content:"";vertical-align:middle;border:2px solid #22c55e;border-radius:2px;width:10px;height:10px;margin-right:4px;display:inline-block}.error-charts-grid{grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:16px;display:grid}.chart-bars{gap:10px;display:grid}.chart-bar-row{grid-template-columns:80px 1fr 36px;align-items:center;gap:8px;font-size:13px;display:grid}.chart-bar-label{color:var(--gradpro-text-muted);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.chart-bar-track{background:var(--gradpro-border-soft);border-radius:999px;height:8px;overflow:hidden}.chart-bar-fill{background:var(--gradpro-orange);border-radius:999px;height:100%;transition:width .3s}.chart-bar-fill.accent{background:#a78bfa}.chart-bar-value{text-align:right;color:var(--gradpro-text-soft);font-size:12px}.chart-line-wrap{width:100%}.chart-line-svg{width:100%;height:auto;display:block}.chart-line-labels{color:var(--gradpro-text-muted);justify-content:space-between;margin-top:4px;padding:0 8px;font-size:10px;display:flex}@media (max-width:768px){.error-charts-grid{grid-template-columns:1fr}.month-calendar-cell{min-height:44px;padding:4px}.month-calendar-session,.month-calendar-task,.month-calendar-mock,.month-calendar-events,.month-calendar-markers{display:none}.month-calendar-cell.has-items:after{content:"";background:var(--gradpro-orange);border-radius:50%;width:6px;height:6px;margin:4px auto 0;display:block}.month-calendar-mobile-list{display:block}}.skip-link{background:var(--gradpro-orange);color:#fff;z-index:1000;padding:8px 12px;position:absolute;top:0;left:-9999px}.skip-link:focus{top:8px;left:8px}.portal-main button.ghost,.login-page button.ghost{color:var(--gradpro-text-muted)!important;box-shadow:none!important;background:0 0!important;border:none!important;padding:8px 10px!important}.portal-main button.ghost:hover,.login-page button.ghost:hover{color:var(--gradpro-text)!important;background:#ffffff0a!important}.portal-main button.danger{background:linear-gradient(#ef4444,#dc2626)!important}.btn-link{text-decoration:none;display:inline-flex}.portal-dialog-backdrop{z-index:80;background:#0000008c;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.portal-dialog{background:var(--gradpro-card);border:1px solid var(--gradpro-border);border-radius:var(--gradpro-radius);width:100%;max-width:440px;padding:20px}.portal-dialog-body{color:var(--gradpro-text-soft);font-size:14px;line-height:1.45}.portal-banner{border-radius:10px;margin-bottom:12px;padding:10px 14px;font-size:14px;font-weight:600}.portal-banner.warning{color:#fcd34d;background:#f59e0b26;border:1px solid #f59e0b66}.session-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.session-header-meta{align-items:center;gap:12px;display:flex}.save-chip{color:var(--gradpro-text-muted);border:1px solid var(--gradpro-border-soft);border-radius:999px;padding:4px 8px;font-size:12px}.save-chip.saved{color:#86efac;border-color:#22c55e59}.save-chip.error{color:#fca5a5;border-color:#ef444459}.save-chip.saving{color:#fcd34d}.timer{font-variant-numeric:tabular-nums}.timer.urgent{color:#fca5a5}.question-map{margin-bottom:12px}.question-map-meta{color:var(--gradpro-text-muted);justify-content:space-between;align-items:center;gap:8px;margin-bottom:10px;font-size:13px;display:flex}.question-map-grid{flex-wrap:wrap;gap:6px;display:flex}.question-map-item{width:36px;min-width:36px;height:36px;border-radius:8px!important;padding:0!important;font-size:13px!important;font-weight:700!important}.question-map-item.blank{border:1px solid var(--gradpro-border)!important;color:var(--gradpro-text-muted)!important;box-shadow:none!important;background:0 0!important}.question-map-item.answered{color:#86efac!important;box-shadow:none!important;background:#22c55e33!important;border:1px solid #22c55e66!important}.question-map-item.current{outline:2px solid var(--gradpro-orange);outline-offset:1px}.question-map-item.flagged{position:relative;box-shadow:inset 0 0 0 2px #f59e0b!important}.question-map-item.flagged:after{content:"★";color:#f59e0b;font-size:10px;line-height:1;position:absolute;top:-4px;right:-2px}.session-nav{justify-content:space-between;gap:12px;margin-top:12px;display:flex}.review-filters{flex-wrap:wrap;gap:8px;display:flex}.accuracy-panel{border-top:1px solid var(--gradpro-border-soft);padding:12px 0}.mock-trend-row{border-bottom:1px solid var(--gradpro-border-soft);flex-wrap:wrap;justify-content:space-between;gap:12px;padding:8px 0;font-size:14px;display:flex}.clickable-row{cursor:pointer}.clickable-row:hover{background:#ffffff08}.row-link{color:inherit;font-weight:600;text-decoration:none}.row-link:hover{color:var(--gradpro-orange)}.option-choice{border:1px solid var(--gradpro-border-soft);cursor:pointer;border-radius:10px;align-items:flex-start;gap:10px;min-height:44px;padding:10px 12px;display:flex}.option-choice:has(input:checked){background:#ff6b3514;border-color:#ff6b358c}.tpa-grid{grid-template-columns:1fr 1fr;gap:12px;display:grid}.question-tabs{flex-wrap:wrap;gap:8px;margin-bottom:10px;display:flex}.set-preview{color:var(--gradpro-text-muted);border:1px solid var(--gradpro-border-soft);background:#ffffff08;border-radius:10px;margin:0;padding:10px 12px;font-size:14px}.history-item{border-bottom:1px solid var(--gradpro-border-soft);color:inherit;padding:12px 0;text-decoration:none;display:block}.history-item:last-child{border-bottom:none}.portal-tabs{flex-wrap:wrap;gap:8px;margin-bottom:12px;display:flex}.wizard-steps{color:var(--gradpro-text-muted);gap:8px;margin-bottom:16px;font-size:13px;display:flex}.wizard-steps .active{color:var(--gradpro-orange);font-weight:700}.toast-inline{color:#86efac;margin-top:8px;font-size:13px}.toast-inline.error{color:#fca5a5}.portal-sidebar-top{justify-content:space-between;align-items:center;gap:8px;display:flex}.portal-menu-toggle{display:none}.portal-sidebar-footer{color:var(--gradpro-text-muted);margin-top:auto;padding:8px;font-size:13px}.portal-user-name{margin-bottom:8px;display:block}.portal-nav-backdrop,.portal-bottom-nav{display:none}.month-calendar-mobile-list{border:1px solid var(--gradpro-border);border-radius:var(--gradpro-radius);background:var(--gradpro-card);margin-top:12px;padding:12px;display:none}.month-calendar-mobile-list-header{text-transform:capitalize;justify-content:space-between;align-items:center;gap:8px;margin-bottom:10px;font-size:14px;display:flex}.month-calendar-mobile-items{flex-direction:column;gap:8px;margin:0;padding-left:18px;font-size:14px;display:flex}.month-calendar-mobile-items a{color:inherit;text-decoration:none}.month-calendar-mobile-items a:hover{color:var(--gradpro-orange)}.month-calendar-cell.selected{outline:1px solid #ff6b358c}.portal-main button.tutor-thread-select,.portal-main button.tutor-thread-delete{box-shadow:none!important;background:0 0!important;border-radius:6px!important;padding:2px 0!important}.portal-main button.tutor-thread-delete{min-width:32px;min-height:32px;padding:4px!important}@media (max-width:768px){.portal-shell{grid-template-columns:1fr;padding-bottom:64px}.portal-sidebar{z-index:70;flex-flow:column;width:min(280px,86vw);height:100vh;transition:transform .2s;position:fixed;inset:0 auto 0 0;transform:translate(-105%)}.portal-sidebar.open{transform:translate(0)}.portal-menu-toggle{display:inline-flex}.portal-sidebar-top{width:100%}.portal-nav{flex-flow:column}.portal-nav-backdrop{z-index:60;background:#00000073;border:none;padding:0;display:block;position:fixed;inset:0}.portal-bottom-nav{z-index:50;background:var(--gradpro-header);border-top:1px solid var(--gradpro-border);padding:6px 8px calc(6px + env(safe-area-inset-bottom));justify-content:space-around;gap:4px;display:flex;position:fixed;bottom:0;left:0;right:0}.portal-bottom-nav a,.portal-bottom-nav button{text-align:center;color:var(--gradpro-text-muted);flex:1;font-size:12px;text-decoration:none;box-shadow:none!important;background:0 0!important;border:none!important;padding:10px 4px!important}.portal-bottom-nav a.active{color:var(--gradpro-orange);font-weight:700}.tpa-grid{grid-template-columns:1fr}.data-table{-webkit-overflow-scrolling:touch;display:block;overflow-x:auto}}@media (min-width:769px){.portal-bottom-nav,.portal-menu-toggle{display:none!important}}
