@import"https://fonts.googleapis.com/css2?family=Architects+Daughter&family=Caveat:wght@400;500;600;700&family=Dancing+Script:wght@400;500;600;700&family=Fira+Code:wght@400;500;600&family=Gloria+Hallelujah&family=Handlee&family=Indie+Flower&family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&family=Kalam:wght@300;400;700&family=Lato:wght@400;700&family=Lora:wght@400;500;600;700&family=Merriweather:wght@400;700&family=Noto+Sans+Thaana:wght@400;500;600;700&family=Nunito:wght@400;500;600;700&family=Open+Sans:wght@400;500;600;700&family=Patrick+Hand&family=Permanent+Marker&family=Playfair+Display:wght@400;500;600;700&family=Poppins:wght@400;500;600;700&family=Roboto:wght@400;500;700&family=Schoolbell&family=Shadows+Into+Light&display=swap";@import"https://fonts.googleapis.com/css2?family=Amatic+SC:wght@400;700&family=Cedarville+Cursive&family=Coming+Soon&family=Cormorant+Garamond:wght@400;500;600;700&family=Covered+By+Your+Grace&family=Crimson+Text:wght@400;600;700&family=DM+Sans:wght@400;500;700&family=Homemade+Apple&family=IBM+Plex+Mono:wght@400;500;600&family=Just+Another+Hand&family=Libre+Baskerville:wght@400;700&family=Manrope:wght@400;500;600;700&family=Montserrat:wght@400;500;600;700&family=Nanum+Pen+Script&family=Nothing+You+Could+Do&family=Reenie+Beanie&family=Satisfy&family=Source+Code+Pro:wght@400;500;600&family=Space+Mono:wght@400;700&family=Work+Sans:wght@400;500;600;700&display=swap";:root,[data-theme=dark]{color-scheme:dark;--color-primary: 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ease}.past-paper-session-header:hover{background:var(--color-bg-secondary)}.past-paper-session-main{display:flex;align-items:center;gap:var(--space-4)}.past-paper-year{font-size:var(--font-size-2xl);font-weight:800;background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;color:transparent;line-height:1}.past-paper-month{font-size:var(--font-size-base);font-weight:600;color:var(--color-text);text-transform:capitalize}.past-paper-count{font-size:var(--font-size-xs);font-weight:600;color:var(--color-text-tertiary);background:var(--color-bg-secondary);border:1px solid var(--color-border);padding:3px 10px;border-radius:var(--radius-full)}.past-paper-papers-list{padding:var(--space-1) 0}.past-paper-item{border-bottom:1px solid var(--color-border-light)}.past-paper-item:last-child{border-bottom:none}.past-paper-item-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);padding:var(--space-3) var(--space-5);cursor:pointer;transition:background .15s ease}.past-paper-item-header:hover{background:var(--color-bg-secondary)}.past-paper-item-header.expanded{background:var(--color-bg-secondary);border-bottom:1px solid var(--color-border-light)}.past-paper-item-info{display:flex;flex-direction:column;gap:4px}.past-paper-unit{display:flex;align-items:center;gap:var(--space-2)}.unit-badge{font-size:var(--font-size-sm);font-weight:700;color:var(--color-primary);background:var(--color-primary-50);border:1px solid var(--color-primary-200);padding:2px 8px;border-radius:var(--radius-md)}[data-theme=dark] .unit-badge{background:#6366f11f;border-color:#6366f14d}.past-paper-unit-name{font-size:var(--font-size-sm);font-weight:500;color:var(--color-text);margin:0}.past-paper-meta{display:flex;align-items:center;gap:var(--space-2);font-size:var(--font-size-xs);color:var(--color-text-tertiary)}.past-paper-item-actions{display:flex;gap:var(--space-2);flex-wrap:wrap;padding:var(--space-3) var(--space-5);border-top:1px solid var(--color-border-light);background:linear-gradient(to bottom,var(--color-bg-secondary),var(--color-surface));animation:slideDown .18s ease-out}.pastpaper-action-btn{border-radius:var(--radius-xl)!important;font-size:var(--font-size-xs)!important;font-weight:600!important;gap:var(--space-1)!important}@keyframes slideDown{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){.pastpaper-page-title{font-size:1.6rem}.pastpaper-subject-icon{width:52px;height:52px}.pastpaper-filter-bar{padding:var(--space-3);gap:var(--space-2)}.pastpaper-filter-select,.pastpaper-filter-select-wide{min-width:100%;max-width:100%}.past-paper-item-actions{gap:var(--space-2)}.past-paper-session-header,.past-paper-item-header{padding:var(--space-3) var(--space-4)}}.attempt-modal-overlay{position:fixed;inset:0;background:var(--overlay-backdrop);-webkit-backdrop-filter:blur(var(--glass-blur));backdrop-filter:blur(var(--glass-blur));display:flex;align-items:center;justify-content:center;z-index:3200;padding:var(--space-4)}.attempt-modal{width:min(100%,460px);padding:var(--space-5);border-radius:var(--radius-xl);display:flex;flex-direction:column;gap:var(--space-4);background:var(--color-surface);box-shadow:var(--shadow-2xl)}.attempt-modal-header{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-3)}.attempt-modal-header h3{margin:0 0 var(--space-1)}.attempt-modal-header p{margin:0;color:var(--color-text-secondary);font-size:var(--font-size-sm)}.attempt-modal-body{display:grid;gap:var(--space-3)}.attempt-field{display:grid;gap:var(--space-2);font-size:var(--font-size-sm);color:var(--color-text-secondary)}.attempt-modal-actions{display:flex;justify-content:flex-end;gap:var(--space-3)}.pdf-modal-overlay{position:fixed;inset:0;background:var(--overlay-backdrop);-webkit-backdrop-filter:blur(var(--glass-blur));backdrop-filter:blur(var(--glass-blur));display:flex;align-items:center;justify-content:center;z-index:3000;padding:var(--space-4)}.pdf-modal-content{width:100%;max-width:1000px;height:90vh;background:var(--color-surface);border-radius:var(--radius-xl);display:flex;flex-direction:column;overflow:hidden;box-shadow:var(--shadow-2xl)}.pdf-modal-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-4) var(--space-5);border-bottom:1px solid var(--color-border)}.pdf-modal-header h3{margin:0;font-size:var(--font-size-base);font-weight:var(--font-weight-semibold)}.pdf-modal-body{flex:1;overflow:hidden}.pdf-iframe{width:100%;height:100%;border:none}.pdf-modal-footer{display:flex;justify-content:center;padding:var(--space-3) var(--space-5);border-top:1px solid var(--color-border)}.flashcard-hub{display:flex;flex-direction:column;gap:var(--space-5)}.flashcard-page-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-6);flex-wrap:wrap;margin-bottom:var(--space-2)}.flashcard-title-group{display:flex;align-items:center;gap:var(--space-4)}.flashcard-subject-icon{width:64px;height:64px;background:linear-gradient(135deg,var(--color-primary-50),var(--color-bg-secondary));border-radius:var(--radius-2xl);display:flex;align-items:center;justify-content:center;color:var(--color-primary);border:1px solid var(--color-primary-200);box-shadow:0 4px 20px #0000000d;flex-shrink:0;transition:transform .2s}[data-theme=dark] .flashcard-subject-icon{background:linear-gradient(135deg,var(--color-bg-secondary),var(--color-surface))}.flashcard-page-title{font-size:2.2rem;font-weight:800;margin-bottom:var(--space-1);background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;color:transparent;letter-spacing:-.02em}.flashcard-page-qual{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-top:var(--space-1)}.flashcard-meta-boxes{display:flex;gap:var(--space-3);flex-wrap:wrap;align-items:center}.flashcard-container{display:flex;flex-direction:column;align-items:center;gap:var(--space-6);padding:var(--space-6) 0}.flashcard-wrapper{perspective:1000px;width:100%;max-width:520px;height:320px;cursor:pointer}.flashcard{width:100%;height:100%;position:relative;transition:transform .6s cubic-bezier(.4,0,.2,1);transform-style:preserve-3d}.flashcard.flipped{transform:rotateY(180deg)}.flashcard-face{position:absolute;inset:0;-webkit-backface-visibility:hidden;backface-visibility:hidden;border-radius:var(--radius-2xl);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-8);text-align:center}.flashcard-front{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));color:#fff;box-shadow:var(--shadow-xl)}.flashcard-front h3{color:#fff;font-size:var(--font-size-xl);font-weight:700;margin-bottom:var(--space-3)}.flashcard-back{background:var(--color-surface);border:2px solid var(--color-primary-200);transform:rotateY(180deg);box-shadow:var(--shadow-xl)}.flashcard-back p{font-size:var(--font-size-lg);color:var(--color-text);line-height:var(--line-height-relaxed)}.flashcard-topic-badge{display:inline-flex;align-items:center;padding:4px 12px;background:#fff3;border-radius:var(--radius-full);font-size:var(--font-size-xs);font-weight:600;color:#fff;margin-bottom:var(--space-3)}.flashcard-hint{font-size:var(--font-size-xs);color:#ffffffb8;margin-top:var(--space-4)}.flashcard-answer-badge{margin-bottom:var(--space-3)}.flashcard-controls{display:flex;gap:var(--space-3);align-items:center}.flashcard-counter{color:var(--color-text-tertiary);font-size:var(--font-size-sm);text-align:center;margin-bottom:var(--space-2)}@media(max-width:768px){.flashcard-page-title{font-size:1.6rem}.flashcard-subject-icon{width:52px;height:52px}.flashcard-wrapper{height:260px}}.progress-hub{display:flex;flex-direction:column;gap:var(--space-5)}.progress-page-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-6);flex-wrap:wrap;margin-bottom:var(--space-2)}.progress-title-group{display:flex;align-items:center;gap:var(--space-4)}.progress-subject-icon{width:64px;height:64px;background:linear-gradient(135deg,var(--color-primary-50),var(--color-bg-secondary));border-radius:var(--radius-2xl);display:flex;align-items:center;justify-content:center;color:var(--color-primary);border:1px solid var(--color-primary-200);box-shadow:0 4px 20px #0000000d;flex-shrink:0;transition:transform .2s}[data-theme=dark] .progress-subject-icon{background:linear-gradient(135deg,var(--color-bg-secondary),var(--color-surface))}.progress-page-title{font-size:2.2rem;font-weight:800;margin-bottom:var(--space-1);background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;color:transparent;letter-spacing:-.02em}.progress-page-qual{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-top:var(--space-1)}.progress-meta-boxes{display:flex;gap:var(--space-3);flex-wrap:wrap;align-items:center}.progress-overview{display:grid;grid-template-columns:1fr 2fr;gap:var(--space-6)}.progress-ring-card{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:var(--space-5)}.progress-ring{width:160px;height:160px;margin-bottom:var(--space-4)}.progress-ring-circle{transition:stroke-dashoffset var(--transition-slow)}.progress-ring-text{font-size:1.5rem;font-weight:800;fill:var(--color-text)}.progress-ring-stats{display:flex;flex-direction:column;gap:var(--space-2);margin-top:var(--space-2);text-align:center}.progress-chapter-title{font-size:var(--font-size-base);font-weight:700;color:var(--color-text);margin-bottom:var(--space-4)}.streak-display{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-4) var(--space-5);background:linear-gradient(135deg,var(--color-accent-light),var(--color-accent));border-radius:var(--radius-xl);color:#fff;margin-bottom:var(--space-4);box-shadow:var(--shadow-md)}.streak-number{font-size:var(--font-size-3xl);font-weight:var(--font-weight-extrabold)}.streak-label{font-size:var(--font-size-sm);opacity:.9}.chapter-progress-list{display:flex;flex-direction:column;gap:var(--space-3)}.progress-group-label{font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);text-transform:uppercase;letter-spacing:.07em;color:var(--color-text-tertiary);margin:0}.progress-group-label--spaced{margin-top:var(--space-4)}.chapter-progress-item{display:flex;align-items:center;gap:var(--space-4)}.chapter-progress-name{min-width:120px;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium)}.chapter-progress-bar{flex:1}.chapter-progress-pct{min-width:40px;text-align:right;font-size:var(--font-size-sm);color:var(--color-text-tertiary);font-weight:var(--font-weight-semibold)}.progress-section{display:flex;flex-direction:column;gap:var(--space-4)}@media(max-width:768px){.progress-page-title{font-size:1.6rem}.progress-subject-icon{width:52px;height:52px}.progress-overview{grid-template-columns:1fr}}.mistake-hub{display:flex;flex-direction:column;gap:var(--space-5)}.mistake-page-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-6);flex-wrap:wrap;margin-bottom:var(--space-2)}.mistake-title-group{display:flex;align-items:center;gap:var(--space-4)}.mistake-subject-icon{width:64px;height:64px;background:linear-gradient(135deg,var(--color-error-light),color-mix(in srgb,var(--color-error) 10%,transparent));border-radius:var(--radius-2xl);display:flex;align-items:center;justify-content:center;color:var(--color-error-dark);border:1px solid rgba(239,68,68,.22);box-shadow:0 4px 20px color-mix(in srgb,var(--color-error) 12%,transparent);flex-shrink:0;transition:transform .2s}[data-theme=dark] .mistake-subject-icon{background:linear-gradient(135deg,color-mix(in srgb,var(--color-error) 20%,transparent),color-mix(in srgb,var(--color-error) 8%,transparent));border-color:#ef44444d}.mistake-page-title{font-size:2.2rem;font-weight:800;margin-bottom:var(--space-1);background:linear-gradient(135deg,var(--color-error),var(--color-error-dark));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;color:transparent;letter-spacing:-.02em}.exercise-availability-badge{background:var(--color-success-light);color:var(--color-success-dark);border:1px solid rgba(16,185,129,.28)}.mistake-page-qual{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-top:var(--space-1)}.mistake-meta-boxes{display:flex;gap:var(--space-3);flex-wrap:wrap;align-items:center}.mistake-toolbar{display:flex;justify-content:flex-end;margin-bottom:var(--space-4)}.mistake-list{display:flex;flex-direction:column;gap:var(--space-3)}.mistake-card{border-left:4px solid var(--color-error);border-radius:var(--radius-2xl);transition:transform .2s ease,box-shadow .2s ease}.mistake-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.mistake-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-2)}.mistake-topic{font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold)}.mistake-attempts{font-size:var(--font-size-xs);color:var(--color-text-tertiary)}.mistake-question{font-size:var(--font-size-sm);margin-bottom:var(--space-3);color:var(--color-text);font-weight:var(--font-weight-medium)}.mistake-answers{display:flex;flex-direction:column;gap:var(--space-2);margin-bottom:var(--space-3)}.mistake-yours{font-size:var(--font-size-sm);color:var(--color-error-dark);padding:var(--space-2) var(--space-3);background:var(--color-error-light);border:1px solid rgba(239,68,68,.3);border-radius:var(--radius-lg)}.mistake-correct{font-size:var(--font-size-sm);color:var(--color-success-dark);padding:var(--space-2) var(--space-3);background:var(--color-success-light);border:1px solid rgba(16,185,129,.3);border-radius:var(--radius-lg)}@media(max-width:768px){.mistake-page-title{font-size:1.6rem}.mistake-subject-icon{width:52px;height:52px}}.settings-hub{display:flex;flex-direction:column;gap:var(--space-5)}.settings-page-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-6);flex-wrap:wrap;margin-bottom:var(--space-2)}.settings-title-group{display:flex;align-items:center;gap:var(--space-4)}.settings-subject-icon{width:64px;height:64px;background:linear-gradient(135deg,var(--color-primary-50),var(--color-bg-secondary));border-radius:var(--radius-2xl);display:flex;align-items:center;justify-content:center;color:var(--color-primary);border:1px solid var(--color-primary-200);box-shadow:0 4px 20px #0000000d;flex-shrink:0;transition:transform .2s}[data-theme=dark] .settings-subject-icon{background:linear-gradient(135deg,var(--color-bg-secondary),var(--color-surface))}.settings-page-title{font-size:2.2rem;font-weight:800;margin-bottom:var(--space-1);background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;color:transparent;letter-spacing:-.02em}.settings-page-qual{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-top:var(--space-1)}.teacher-badge{background:linear-gradient(135deg,var(--color-warning-light),rgba(245,158,11,.06));color:var(--color-warning);border:1px solid rgba(245,158,11,.24)}[data-theme=dark] .teacher-badge{background:#f59e0b26;color:#fbbf24;border-color:#f59e0b4d}.teacher-badge--compact{font-size:var(--font-size-xs)}.settings-about-card{padding:var(--space-5);border-radius:var(--radius-2xl)}.settings-about-desc{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin:0 0 var(--space-2);line-height:var(--line-height-relaxed)}.settings-about-version{font-size:var(--font-size-xs);color:var(--color-text-tertiary);margin:0}@media(max-width:768px){.settings-page-title{font-size:1.6rem}.settings-subject-icon{width:52px;height:52px}}.settings-grid{display:flex;flex-direction:column;gap:var(--space-4);max-width:600px}.settings-access-card{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-4);padding:var(--space-4) var(--space-5);margin-bottom:var(--space-4);border-color:var(--color-primary-200, #c7d2fe);background:var(--color-primary-50, #eef2ff)}.settings-access-copy h2{margin:0 0 var(--space-2)}.settings-access-copy p{margin:0;font-size:var(--font-size-sm)}.settings-access-meta{margin-top:var(--space-2)!important;color:var(--color-text-secondary)}.settings-profile-card{padding:var(--space-5);margin-bottom:var(--space-5);scroll-margin-top:var(--space-6);outline:none}.settings-profile-header{display:flex;align-items:center;gap:var(--space-4)}.settings-profile-avatar{width:68px;height:68px;border-radius:50%;object-fit:cover;flex-shrink:0}.settings-profile-avatar--initials{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));color:#fff;font-size:var(--font-size-lg);font-weight:var(--font-weight-bold);text-transform:uppercase}.settings-profile-intro{min-width:0}.settings-profile-meta{display:flex;align-items:center;gap:var(--space-2);flex-wrap:wrap;margin-bottom:var(--space-2)}.settings-profile-meta h2{margin:0}.settings-profile-name{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-text);margin:0 0 var(--space-1)}.settings-profile-subtitle{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin:0}.settings-profile-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:var(--space-3);margin-top:var(--space-4)}.settings-profile-field{display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-3);background:var(--color-bg-secondary);border:1px solid var(--color-border-light);border-radius:var(--radius-lg)}.settings-profile-label{display:inline-flex;align-items:center;gap:var(--space-2);font-size:var(--font-size-xs);color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.04em}.settings-profile-value{color:var(--color-text);font-size:var(--font-size-sm);word-break:break-word}.settings-profile-value--caps{text-transform:capitalize}.setting-item{display:flex;align-items:center;justify-content:space-between;padding:var(--space-4) var(--space-5)}.settings-import-card{align-items:flex-start;gap:var(--space-4)}.settings-import-summary{display:flex;flex-wrap:wrap;gap:var(--space-2);margin-top:var(--space-3)}.settings-import-actions{display:flex;align-items:center;gap:var(--space-2);flex-shrink:0}.settings-import-status{margin-top:var(--space-3);font-size:var(--font-size-sm)}.settings-import-status--success{color:var(--color-success, #16a34a)}.settings-import-status--error{color:var(--color-error, #dc2626)}.settings-inline-icon{display:inline;vertical-align:middle;margin-right:var(--space-2)}.settings-inline-link{color:var(--color-primary);font-weight:var(--font-weight-medium)}.settings-inline-link:hover{color:var(--color-primary-dark)}.settings-access-actions{display:flex;align-items:center;gap:var(--space-3);flex-shrink:0}.setting-info h4{margin-bottom:var(--space-1)}.setting-info p{font-size:var(--font-size-sm)}.toggle-switch{width:48px;height:26px;background:var(--color-bg-tertiary);border-radius:var(--radius-full);position:relative;cursor:pointer;transition:background var(--transition-fast);border:none;padding:0}.toggle-switch.active{background:var(--color-primary)}.toggle-switch:after{content:"";position:absolute;width:20px;height:20px;border-radius:50%;background:var(--color-text-inverse);top:3px;left:3px;transition:transform var(--transition-fast);box-shadow:var(--shadow-sm)}.toggle-switch.active:after{transform:translate(22px)}.toggle-switch:disabled{cursor:not-allowed;opacity:.7}@media(max-width:600px){.settings-profile-header{align-items:flex-start}}.empty-state{text-align:center;padding:var(--space-16) var(--space-4)}.empty-state-icon{width:80px;height:80px;border-radius:var(--radius-2xl);background:var(--color-bg-secondary);display:flex;align-items:center;justify-content:center;margin:0 auto var(--space-4);color:var(--color-text-tertiary)}.empty-state h3{margin-bottom:var(--space-2)}.empty-state p{max-width:400px;margin:0 auto var(--space-4)}.flashcard-empty-state{padding:3rem 2rem}.flashcard-empty-icon{opacity:.3}.search-modal-overlay{position:fixed;inset:0;background:var(--overlay-backdrop);-webkit-backdrop-filter:blur(var(--glass-blur));backdrop-filter:blur(var(--glass-blur));display:flex;align-items:flex-start;justify-content:center;padding-top:15vh;z-index:2000;animation:fadeIn .15s 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#10b981)}.lc-poll-result-pct{width:32px;text-align:right;font-weight:600;color:var(--color-text-secondary)}.lc-poll-freetext-count{font-size:var(--font-size-xs);color:var(--color-text-secondary);margin-bottom:var(--space-1)}.lc-poll-freetext-item{font-size:var(--font-size-xs);color:var(--color-text);padding:var(--space-1) var(--space-2);background:var(--color-bg-secondary);border-radius:4px}.lc-poll-freetext-more{font-size:var(--font-size-xs);color:var(--color-text-tertiary)}.lc-poll-form{gap:var(--space-3)}.lc-poll-label{font-size:var(--font-size-xs);font-weight:600;color:var(--color-text-secondary)}.lc-poll-hint{font-weight:400;color:var(--color-text-tertiary)}.lc-poll-input{width:100%;resize:vertical;border:1px solid var(--color-border);border-radius:var(--radius-md, 8px);padding:var(--space-2) var(--space-3);font-size:var(--font-size-sm);font-family:inherit;color:var(--color-text);background:var(--color-surface, 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h4{margin:0;font-size:14px;font-weight:600}.notification-empty{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);padding:var(--space-6) var(--space-4);color:var(--color-text-secondary);font-size:13px}.notification-empty span{font-size:28px}.notification-list{list-style:none;padding:0;margin:0}.notification-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border-light, var(--color-border))}.notification-item-icon{font-size:20px;flex-shrink:0}.notification-item-body p{margin:0;font-size:13px;line-height:1.4;color:var(--color-text)}.notification-item-actions{display:flex;gap:var(--space-1);flex-shrink:0}.jcm-backdrop{position:fixed;inset:0;background:var(--lc-mobile-sheet-backdrop);display:flex;align-items:center;justify-content:center;z-index:10000;padding:max(var(--space-4),env(safe-area-inset-top)) max(var(--space-3),env(safe-area-inset-right)) 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rgba(99,102,241,.2);border-radius:var(--radius-lg);padding:var(--space-4);display:flex;flex-direction:column;gap:var(--space-3)}.payment-bank-info{display:flex;flex-direction:column;gap:var(--space-2)}.payment-bank-row{display:flex;justify-content:space-between;align-items:center;font-size:.875rem}.payment-bank-key{color:var(--color-text-secondary);font-weight:500}.payment-bank-val{color:var(--color-text-primary);font-weight:600}.payment-account-no{font-family:var(--font-mono);font-size:1rem;letter-spacing:.05em;color:var(--color-primary)}.payment-bank-note{font-size:.8rem;color:var(--color-text-secondary);margin:0}.payment-upload-area{border:2px dashed var(--color-border);border-radius:var(--radius-lg);padding:var(--space-5) var(--space-4);text-align:center;cursor:pointer;transition:border-color .15s,background 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var(--color-border)}.payment-preview-icon{color:var(--color-text-secondary)}.payment-preview-name{font-size:.8rem;color:var(--color-text-primary);font-weight:500;word-break:break-all}.payment-preview-change{font-size:.75rem;color:var(--color-text-secondary)}.payment-error{display:flex;align-items:center;gap:var(--space-2);font-size:.85rem;color:var(--color-error);padding:var(--space-2) var(--space-3);background:#ef44441a;border-radius:var(--radius-md);border:1px solid rgba(239,68,68,.25)}.payment-submit-btn{width:100%;justify-content:center;gap:var(--space-2)}.payment-submitted{display:flex;flex-direction:column;align-items:center;gap:var(--space-4);text-align:center;padding:var(--space-4) 0}.payment-submitted-icon{color:var(--color-accent)}.payment-submitted-title{font-size:1.1rem;font-weight:700;margin:0;color:var(--color-text-primary)}.payment-submitted-msg{font-size:.875rem;color:var(--color-text-secondary);margin:0;max-width:380px}.payment-submitted-details{width:100%;max-width:340px;padding:var(--space-3) var(--space-4);display:flex;flex-direction:column;gap:var(--space-2)}.payment-status-badge{display:inline-flex;align-items:center;gap:var(--space-2);background:#f59e0b26;color:var(--color-accent);border:1px solid rgba(245,158,11,.3);padding:var(--space-1) var(--space-4);border-radius:999px;font-size:.8rem;font-weight:600}.payment-rejected-banner{display:flex;align-items:flex-start;gap:var(--space-3);padding:var(--space-3) var(--space-4);background:#ef44441a;border:1px solid rgba(239,68,68,.25);border-radius:var(--radius-lg);color:var(--color-error);font-size:.875rem}.payment-rejected-banner svg{flex-shrink:0;margin-top:2px}.payment-footer{display:flex;align-items:center;justify-content:space-between;padding-top:var(--space-3);border-top:1px solid var(--color-border);font-size:.8rem;color:var(--color-text-secondary);gap:var(--space-3);flex-wrap:wrap}@keyframes spin{to{transform:rotate(360deg)}}.spin{animation:spin .8s linear infinite}@media(max-width:480px){.payment-page-card{padding:var(--space-4)}.payment-plans{flex-direction:column}}.advanced-hub{max-width:960px;margin:0 auto;padding-bottom:var(--space-6)}.advanced-page-header{background:linear-gradient(135deg,var(--color-primary-50),var(--color-bg-secondary));border:1px solid var(--color-border);border-radius:var(--radius-2xl);padding:var(--space-5) var(--space-6);margin-bottom:var(--space-6);box-shadow:0 4px 20px #00000008}[data-theme=dark] .advanced-page-header{background:linear-gradient(135deg,var(--color-bg-secondary),var(--color-surface));box-shadow:0 4px 20px #00000026}.advanced-title-group{display:flex;align-items:center;gap:var(--space-4)}.advanced-subject-icon{width:56px;height:56px;background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));color:#fff;border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 4px 14px -4px var(--color-primary-dark)}.advanced-page-title{font-size:var(--font-size-xl);font-weight:700;margin:0 0 var(--space-1);color:var(--color-text);letter-spacing:-.02em}.advanced-page-qual{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin:0}.advanced-card{margin-bottom:var(--space-4)}.advanced-card--primary{border-color:var(--color-primary)}.advanced-card-header{display:flex;align-items:center;gap:var(--space-3);margin-bottom:var(--space-4);padding-bottom:var(--space-3);border-bottom:1px solid var(--color-border)}.advanced-card-header h2,.advanced-card-header h3{font-size:var(--font-size-base);font-weight:600;color:var(--color-text);margin:0}.advanced-card-icon{color:var(--color-primary);flex-shrink:0}.advanced-card-body{color:var(--color-text-secondary);font-size:var(--font-size-sm)}.advanced-card-body--status{display:flex;gap:var(--space-5);font-size:var(--font-size-sm);flex-wrap:wrap}.advanced-note{margin-top:var(--space-3);font-size:var(--font-size-xs);color:var(--color-text-secondary)}.advanced-error{margin-top:var(--space-2);font-size:var(--font-size-xs);color:var(--color-error)}.advanced-kbd{background:var(--color-bg-tertiary);padding:2px 6px;border-radius:4px;font-size:12px}.advanced-print-btn-icon{margin-right:8px}.advanced-section{margin-bottom:var(--space-5)}.advanced-qa-card{margin-bottom:var(--space-4)}.advanced-qa-header{display:flex;align-items:center;gap:var(--space-2)}.advanced-qa-title{margin:0}.advanced-qa-desc{margin-top:var(--space-2);font-size:var(--font-size-sm);color:var(--color-text-secondary)}.advanced-print-note{font-size:11pt;color:var(--color-text)}.pending-loading-card{align-items:center;justify-content:center;min-height:200px}.pending-loading-spinner{color:var(--color-text-secondary)}.payment-bank-val--caps{text-transform:capitalize}.payment-hidden-input{display:none}.fallback-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:60vh;text-align:center;gap:var(--space-4);padding:var(--space-8)}.fallback-screen--compact{padding:0}.fallback-screen-icon{font-size:3rem}.fallback-screen-icon--large{font-size:4rem}.fallback-screen-title{margin-bottom:0}.fallback-screen-title--large{font-size:var(--font-size-3xl)}.fallback-screen-copy{color:var(--color-text-secondary);max-width:420px}.fallback-screen-actions{display:flex;gap:var(--space-3);flex-wrap:wrap;justify-content:center}.eb-inline{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);background:var(--color-error-light);border:1px solid var(--color-error);border-radius:var(--radius-md, 6px);font-size:var(--font-size-sm);color:var(--color-error);margin:var(--space-2) 0}.eb-inline-icon{flex-shrink:0}.eb-inline-msg{flex:1}.eb-inline-retry{margin-left:auto}.eb-inline-details{font-size:var(--font-size-xs);margin-top:var(--space-1);color:var(--color-text-secondary);width:100%}.eb-inline-details pre{white-space:pre-wrap;word-break:break-all;margin:0}.sidebar-overlay{position:fixed;inset:0;background:#0006;-webkit-backdrop-filter:blur(var(--glass-blur));backdrop-filter:blur(var(--glass-blur));z-index:calc(var(--z-sidebar) - 1);animation:fadeIn .2s ease-out;display:none}@media(max-width:1024px){.sidebar-overlay{display:block}}.sidebar-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-4) var(--space-4);border-bottom:1px solid var(--color-border-light);margin-bottom:var(--space-2)}.sidebar-logo{display:flex;align-items:center;gap:var(--space-3);text-decoration:none;color:var(--color-text);transition:transform .2s}.sidebar-logo:hover{transform:translateY(-1px)}.logo-icon{width:44px;height:44px;border-radius:var(--radius-xl);background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0;box-shadow:0 4px 14px -4px var(--color-primary-dark)}.logo-text{display:flex;flex-direction:column}.logo-title{font-size:var(--font-size-base);font-weight:700;color:var(--color-text);line-height:1.2;letter-spacing:-.3px}.logo-subtitle{font-size:11px;font-weight:500;color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.5px;margin-top:2px}.sidebar-close{display:none}@media(max-width:1024px){.sidebar-close{display:flex}}.sidebar-nav{padding:var(--space-4) var(--space-3);flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:2px}.nav-section-label{font-size:11px;font-weight:700;color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.1em;padding:var(--space-4) var(--space-4) var(--space-2);margin-top:var(--space-2)}.nav-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);border-radius:var(--radius-lg);color:var(--color-text-secondary);font-size:var(--font-size-sm);font-weight:500;text-decoration:none;transition:all .2s cubic-bezier(.4,0,.2,1);position:relative;margin-bottom:var(--space-1);border:1px solid transparent}.nav-item:hover{background:linear-gradient(90deg,var(--color-bg-secondary) 0%,transparent 100%);color:var(--color-text)}.nav-item.active{background:linear-gradient(90deg,var(--color-primary-50) 0%,transparent 100%);color:var(--color-primary);font-weight:600;border-color:var(--color-border-light);box-shadow:0 4px 12px -2px #6366f10d}.nav-item.active:before{content:"";position:absolute;left:-1px;top:50%;transform:translateY(-50%);width:4px;height:18px;background:var(--color-primary);border-radius:0 var(--radius-sm) var(--radius-sm) 0;box-shadow:0 0 8px var(--color-primary)}.nav-divider{height:1px;background:var(--color-border);margin:var(--space-3) var(--space-3)}.sidebar-footer{padding:var(--space-3) var(--space-3);border-top:1px solid var(--color-border)}.theme-toggle{display:flex;align-items:center;gap:var(--space-3);width:100%;padding:var(--space-3) var(--space-4);border:none;background:var(--color-bg-secondary);color:var(--color-text-secondary);border-radius:var(--radius-lg);cursor:pointer;font-size:var(--font-size-sm);font-weight:500;font-family:var(--font-sans);transition:all .2s;border:1px solid transparent}.theme-toggle:hover{background:var(--color-surface);border-color:var(--color-border);box-shadow:0 4px 12px -2px #0000000d;color:var(--color-text)}.header-menu-btn{display:none}@media(max-width:1024px){.header-menu-btn{display:flex}}.header-spacer{flex:1}.header-actions{display:flex;align-items:center;gap:var(--space-3)}.header-search-btn{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-full);color:var(--color-text-secondary);font-size:var(--font-size-sm);font-family:var(--font-sans);cursor:pointer;transition:all .2s ease;min-width:240px;box-shadow:0 2px 10px -2px #00000008}.header-search-btn:hover{border-color:var(--color-primary-50);box-shadow:0 4px 12px -2px #6366f11a;color:var(--color-text)}.search-hint{flex:1;text-align:left;font-weight:500}.search-kbd{font-size:11px;font-weight:600;font-family:var(--font-mono);background:var(--color-bg-secondary);border:1px solid var(--color-border-light);border-radius:var(--radius-md);padding:2px 6px;color:var(--color-text-secondary);transition:all .2s}.header-search-btn:hover .search-kbd{border-color:var(--color-primary-50);color:var(--color-primary)}@media(max-width:768px){.header-search-btn{min-width:auto}.search-hint,.search-kbd{display:none}}.notification-btn{position:relative}.notification-dot{position:absolute;top:6px;right:6px;width:8px;height:8px;background:var(--color-error);border-radius:50%;border:2px solid var(--color-surface)}.notification-bell-container{position:relative}.notification-badge{position:absolute;top:2px;right:2px;min-width:16px;height:16px;padding:0 3px;background:var(--color-error);color:#fff;font-size:10px;font-weight:700;line-height:16px;border-radius:8px;border:2px solid var(--color-surface);text-align:center;pointer-events:none}.notification-dropdown{position:absolute;top:calc(100% + var(--space-2));right:0;width:320px;max-height:420px;overflow-y:auto;z-index:var(--z-popover);padding:0;box-shadow:var(--shadow-xl);animation:fadeIn .15s ease-out}.notification-dropdown-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border)}.notification-dropdown-header h4{margin:0;font-size:var(--font-size-sm)}.notification-empty{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);padding:var(--space-6) var(--space-4);color:var(--color-text-tertiary);font-size:var(--font-size-sm);text-align:center}.notification-empty span{font-size:1.5rem}.notification-empty p{margin:0}.notification-list{list-style:none;margin:0;padding:0}.notification-item{display:flex;align-items:flex-start;gap:var(--space-3);padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border-light);transition:background var(--transition-fast)}.notification-item:last-child{border-bottom:none}.notification-item:hover{background:var(--color-bg-secondary)}.notification-item-icon{font-size:1.1rem;flex-shrink:0;margin-top:2px}.notification-item-body{flex:1;min-width:0}.notification-item-body p{margin:0;font-size:var(--font-size-sm);line-height:1.4;color:var(--color-text)}.notification-item-actions{display:flex;flex-direction:column;gap:var(--space-1);flex-shrink:0}@media(max-width:480px){.notification-dropdown{width:calc(100vw - var(--space-8));right:calc(-1 * var(--space-4))}}.user-menu-btn{display:flex;align-items:center;gap:var(--space-2);padding:4px 10px 4px 4px;border:1px solid var(--color-border);border-radius:999px;background:var(--color-surface);cursor:pointer;transition:background .15s,box-shadow .15s;color:var(--color-text);font-size:var(--font-size-sm);font-weight:500}.user-menu-btn:hover{background:var(--color-bg-secondary);box-shadow:0 2px 8px #0000001a}.user-avatar{width:28px;height:28px;border-radius:50%;object-fit:cover;flex-shrink:0}.user-avatar-initials{width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));color:#fff;font-size:.7rem;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;text-transform:uppercase}.user-menu-name{max-width:100px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-menu-wrapper{position:relative}.user-menu-dropdown{position:absolute;top:calc(100% + 8px);right:0;min-width:200px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:14px;box-shadow:0 12px 32px #0000002e;padding:var(--space-2);z-index:500;animation:dropIn .18s ease}@keyframes dropIn{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.user-menu-info{padding:var(--space-2) var(--space-3);border-bottom:1px solid var(--color-border-light);margin-bottom:var(--space-1)}.user-menu-info-name{font-size:var(--font-size-sm);font-weight:600;color:var(--color-text);margin:0 0 2px}.user-menu-info-role{font-size:var(--font-size-xs);color:var(--color-text-secondary);text-transform:capitalize;margin:0}.user-menu-item{display:flex;align-items:center;gap:var(--space-2);width:100%;padding:var(--space-2) var(--space-3);border:none;background:none;border-radius:8px;font-size:var(--font-size-sm);color:var(--color-text);cursor:pointer;text-align:left;transition:background .15s}.user-menu-item:hover{background:var(--color-bg-secondary)}.user-menu-item--danger{color:#ef4444}.user-menu-item--danger:hover{background:#ef444414}.signin-btn{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);border:1px solid var(--color-primary);border-radius:999px;background:transparent;color:var(--color-primary);font-size:var(--font-size-sm);font-weight:600;cursor:pointer;transition:background .15s,color .15s;white-space:nowrap}.signin-btn:hover{background:var(--color-primary);color:#fff}.home-page{min-width:0}.welcome-banner{position:relative;background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));border-radius:var(--radius-2xl);padding:var(--space-8) var(--space-8);color:var(--color-text-inverse);overflow:hidden;margin-bottom:var(--space-8);box-shadow:var(--shadow-xl),var(--shadow-glow)}[data-theme=dark] .welcome-banner{box-shadow:0 10px 40px -10px #00000080;background:linear-gradient(135deg,var(--color-surface),var(--color-bg-secondary));border:1px solid var(--color-border)}[data-theme=dark] .welcome-banner h1,[data-theme=dark] .welcome-banner p{color:var(--color-text)}.welcome-content{position:relative;z-index:2;max-width:600px}.welcome-badge{display:inline-flex;align-items:center;gap:var(--space-2);background:#fff3;-webkit-backdrop-filter:blur(var(--glass-blur));backdrop-filter:blur(var(--glass-blur));padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);margin-bottom:var(--space-4);box-shadow:var(--shadow-sm)}[data-theme=dark] .welcome-badge{background:var(--color-primary-50);color:var(--color-primary-light);border:1px solid var(--color-primary-200)}.welcome-banner h1{font-size:var(--font-size-4xl);margin-bottom:var(--space-3);letter-spacing:-.02em}.welcome-banner p{color:#ffffffe6;font-size:var(--font-size-base);margin-bottom:var(--space-6);line-height:var(--line-height-relaxed)}[data-theme=dark] .welcome-banner p{color:var(--color-text-secondary)}.welcome-actions{display:flex;gap:var(--space-3);flex-wrap:wrap}.welcome-actions .btn-primary{background:var(--color-text-inverse);color:var(--color-primary-dark);box-shadow:var(--shadow-lg);font-weight:600}[data-theme=dark] .welcome-actions .btn-primary{background:var(--color-primary);color:#fff}.welcome-actions .btn-primary:hover{box-shadow:var(--shadow-xl);transform:translateY(-2px)}.welcome-actions .btn-secondary{background:#ffffff26;border:1px solid rgba(255,255,255,.3);color:var(--color-text-inverse);-webkit-backdrop-filter:blur(var(--glass-blur));backdrop-filter:blur(var(--glass-blur))}[data-theme=dark] .welcome-actions .btn-secondary{background:var(--color-surface);border:1px solid var(--color-border);color:var(--color-text)}.welcome-actions .btn-secondary:hover{background:#ffffff40;border-color:#ffffff80;color:var(--color-text-inverse)}[data-theme=dark] .welcome-actions .btn-secondary:hover{background:var(--color-bg-secondary);color:var(--color-text)}.welcome-decoration{position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(circle at 100% 0%,rgba(255,255,255,.15) 0%,transparent 40%),radial-gradient(circle at 0% 100%,rgba(255,255,255,.1) 0%,transparent 40%)}[data-theme=dark] .welcome-decoration{background-image:radial-gradient(circle at 100% 0%,var(--color-primary-50) 0%,transparent 40%),radial-gradient(circle at 0% 100%,var(--color-primary-50) 0%,transparent 40%)}.floating-icon{position:absolute;font-size:2rem;animation:floatBounce 4s ease-in-out infinite;opacity:.3}.fi-1{top:15%;right:10%;animation-delay:0s}.fi-2{top:60%;right:25%;animation-delay:1s;opacity:.15;font-size:1.5rem}.fi-3{bottom:15%;right:10%;animation-delay:2s}.fi-4{top:25%;right:40%;animation-delay:.5s;opacity:.2}@keyframes floatBounce{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-10px) rotate(5deg)}}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--space-4);margin-bottom:var(--space-10)}.stat-card{display:flex;align-items:center;gap:var(--space-4);padding:var(--space-5);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-2xl);box-shadow:var(--shadow-sm);transition:all .3s cubic-bezier(.16,1,.3,1);position:relative;overflow:hidden}.stat-card:after{content:"";position:absolute;inset:0;pointer-events:none;border-radius:var(--radius-2xl);box-shadow:inset 0 2px #fff6}[data-theme=dark] .stat-card:after{box-shadow:inset 0 1px #ffffff0d}.stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--color-border-light)}[data-theme=dark] .stat-card:hover{box-shadow:0 8px 24px #0003}.stat-icon{width:48px;height:48px;border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:center;flex-shrink:0;background:linear-gradient(135deg,var(--color-primary-50),var(--color-bg-secondary));color:var(--color-primary);border:1px solid var(--color-primary-200)}.stat-card--primary .stat-icon{background:linear-gradient(135deg,var(--color-primary-100),var(--color-primary-50));color:var(--color-primary);border-color:var(--color-primary-200)}.stat-card--success .stat-icon{background:linear-gradient(135deg,var(--color-success-light),rgba(16,185,129,.04));color:var(--color-success-dark);border-color:#10b98138}.stat-card--accent .stat-icon{background:linear-gradient(135deg,var(--color-warning-light),rgba(245,158,11,.05));color:var(--color-accent);border-color:#f59e0b3d}.stat-card--error .stat-icon{background:linear-gradient(135deg,var(--color-error-light),rgba(239,68,68,.05));color:var(--color-error-dark);border-color:#ef444438}.stat-info{display:flex;flex-direction:column}.stat-value{font-size:var(--font-size-2xl);font-weight:800;color:var(--color-text);letter-spacing:-.03em;line-height:1}.stat-label{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-top:var(--space-1);font-weight:500}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-5);padding-bottom:var(--space-2);border-bottom:1px solid var(--color-border)}.section-header h2{font-size:var(--font-size-xl);font-weight:700;letter-spacing:-.01em}.section-header--spaced{margin-top:var(--space-8)}.subjects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--space-4);margin-bottom:var(--space-10)}.subject-card{text-decoration:none;text-align:left;padding:var(--space-5);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-2xl);box-shadow:var(--shadow-sm);transition:all .3s cubic-bezier(.16,1,.3,1);position:relative;display:flex;flex-direction:column;justify-content:space-between;min-height:140px}.subject-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--color-border-light)}[data-theme=dark] .subject-card:hover{box-shadow:0 12px 30px #00000040;background:var(--color-bg-secondary);border-color:var(--color-primary-200)}.subject-card-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:var(--space-4)}.subject-emoji{font-size:1.5rem;background:linear-gradient(135deg,var(--subject-accent-soft, var(--color-primary-50)),var(--color-bg-secondary));width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-xl);border:1px solid var(--subject-accent, var(--color-primary-200));transition:transform .2s}.subject-card:hover .subject-emoji{transform:scale(1.08)}.subject-card h3{font-size:var(--font-size-base);font-weight:600;margin-bottom:var(--space-1);color:var(--color-text)}.subject-card p{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.subject-progress{display:flex;flex-direction:column;gap:var(--space-2)}.subject-progress--spaced{margin-top:var(--space-4)}.progress-text{font-size:var(--font-size-xs);color:var(--color-text-tertiary);text-align:right;font-weight:500}.progress-bar-container{height:6px;background:var(--color-border);border-radius:var(--radius-full);overflow:hidden}.progress-bar-fill{height:100%;background:linear-gradient(90deg,var(--subject-accent, var(--color-primary)),var(--subject-accent, var(--color-primary-dark)));border-radius:var(--radius-full);transition:width 1s cubic-bezier(.16,1,.3,1)}.actions-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:var(--space-4);margin-bottom:var(--space-10)}.action-card{text-decoration:none;text-align:left;padding:var(--space-5);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-2xl);box-shadow:var(--shadow-sm);display:flex;align-items:center;gap:var(--space-4);transition:all .3s cubic-bezier(.16,1,.3,1)}.action-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--color-primary-200);background:var(--color-primary-50)}[data-theme=dark] .action-card:hover{box-shadow:0 8px 24px #0003}.action-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--color-primary-50);color:var(--color-primary);border-radius:var(--radius-lg);font-size:1.5rem}[data-theme=dark] .action-icon{background:var(--color-bg-secondary)}.action-card h4{font-size:var(--font-size-base);font-weight:600;margin-bottom:var(--space-1);color:var(--color-text)}.action-card p{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.lc-invite-banner{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-4) var(--space-5);background:var(--color-surface);border:1px solid var(--color-primary-200);border-left:4px solid var(--color-primary);color:var(--color-text);border-radius:var(--radius-xl);margin-bottom:var(--space-6);font-weight:500;flex-wrap:wrap;box-shadow:var(--shadow-md)}[data-theme=dark] .lc-invite-banner{background:var(--color-bg-secondary)}.lc-invite-banner span{flex:1;min-width:200px}@media(max-width:599px){.welcome-banner{padding:var(--space-5);margin-bottom:var(--space-5)}.welcome-banner h1{font-size:2rem;line-height:1.1}.welcome-content{max-width:none}.welcome-actions{flex-direction:column}.welcome-actions .btn{width:100%;justify-content:center}.welcome-decoration,.floating-icon{display:none}.stats-grid,.subjects-grid,.actions-grid{grid-template-columns:1fr;gap:var(--space-3);margin-bottom:var(--space-6)}.stat-card,.subject-card,.action-card{min-width:0}.subject-card{min-height:0}.action-card{flex-direction:column;align-items:flex-start}.section-header{flex-direction:column;align-items:flex-start;gap:var(--space-3)}.section-header .btn{width:100%;justify-content:center}.lc-invite-banner{padding:var(--space-3) var(--space-4)}.lc-invite-banner span,.lc-invite-banner .btn{width:100%;min-width:0;justify-content:center}}.toast-container{position:fixed;bottom:var(--space-6);right:var(--space-6);display:flex;flex-direction:column;gap:var(--space-3);z-index:9999;max-width:400px;width:calc(100% - var(--space-8));pointer-events:none}.toast{display:flex;align-items:flex-start;gap:var(--space-3);padding:var(--space-4);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);pointer-events:auto;position:relative;overflow:hidden;transition:all var(--transition-base)}.toast-icon{flex-shrink:0;margin-top:2px}.toast-success .toast-icon{color:var(--color-success)}.toast-error .toast-icon{color:var(--color-error)}.toast-warning .toast-icon{color:var(--color-warning)}.toast-info .toast-icon{color:var(--color-info)}.toast-content{flex-grow:1;display:flex;flex-direction:column;gap:var(--space-1)}.toast-title{font-weight:var(--font-weight-semibold);font-size:var(--font-size-sm);color:var(--color-text);line-height:var(--line-height-tight)}.toast-message{font-size:var(--font-size-sm);color:var(--color-text-secondary);line-height:var(--line-height-relaxed)}.toast-action{white-space:nowrap;font-size:var(--font-size-xs)!important;margin-left:var(--space-2)}.toast-close{background:transparent;border:none;color:var(--color-text-tertiary);cursor:pointer;padding:var(--space-1);margin:calc(var(--space-1) * -1) calc(var(--space-1) * -1) 0 0;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;transition:background-color var(--transition-fast)}.toast-close:hover{background-color:var(--color-bg-secondary);color:var(--color-text)}@media(max-width:600px){.toast-container{bottom:var(--space-4);right:50%;transform:translate(50%);width:calc(100% - var(--space-6));align-items:center}.toast{width:100%;max-width:100%}}.skeleton{display:inline-block;position:relative;overflow:hidden;background-color:var(--color-surface-hover);border-radius:var(--radius-md)}.skeleton:after{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(90deg,#fff0,#ffffff0d,#fff0);animation:skeleton-shimmer 1.5s infinite;transform:translate(-100%)}[data-theme=light] .skeleton:after{background:linear-gradient(90deg,#0000,#0000000d,#0000)}@keyframes skeleton-shimmer{to{transform:translate(100%)}}.skeleton-card{display:flex;flex-direction:column;height:100%}.skeleton-card-img{border-radius:var(--radius-xl) var(--radius-xl) 0 0;width:100%;flex-shrink:0}.page-loader{padding:var(--space-8)}.page-loader-inner{display:flex;flex-direction:column;gap:var(--space-6);max-width:var(--max-content-width);margin:0 auto}.page-loader-title{height:2rem;width:30%;border-radius:var(--radius-md)}.page-loader-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--space-5)}.page-loader-card{height:180px;border-radius:var(--radius-xl)}.empty-state,.error-state{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:var(--space-12) var(--space-6);background:var(--color-surface);border:1px dashed var(--color-border);border-radius:var(--radius-2xl);margin:var(--space-6) 0;animation:fade-in var(--transition-base)}.empty-state-icon,.error-state-icon{color:var(--color-text-tertiary);margin-bottom:var(--space-4);background:var(--color-bg-secondary);width:80px;height:80px;border-radius:50%;display:flex;align-items:center;justify-content:center}.error-state-icon{color:var(--color-error);background:var(--color-error-light)}.empty-state-title,.error-state-title{font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);color:var(--color-text);margin-bottom:var(--space-2)}.empty-state-desc,.error-state-desc{font-size:var(--font-size-base);color:var(--color-text-secondary);max-width:400px;line-height:var(--line-height-relaxed);margin-bottom:var(--space-6)}.empty-state-action,.error-state-action{min-width:140px}