@import "https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Inter:wght@400;500;600;700&display=swap";:root{--brand-blue:#2966d1;--brand-blue-dark:#1d4da5;--brand-blue-soft:#e8f0fe;--brand-pink:#ec3578;--brand-pink-dark:#c41a59;--brand-pink-soft:#fde8f0;--brand-yellow:#f5b833;--brand-yellow-soft:#fff4d9;--brand-coral:#ff6b4a;--brand-coral-soft:#ffe6dd;--brand-cyan:#20b8d4;--brand-cyan-soft:#d8f4f9;--success:#1eaa6c;--error:#e94545;--warning:#f5b833;--space-2xs:.25rem;--space-xs:.5rem;--space-sm:1rem;--space-md:1.5rem;--space-lg:2rem;--space-xl:3rem;--space-2xl:4.5rem;--radius-xs:6px;--radius-sm:10px;--radius-md:14px;--radius-lg:20px;--radius-xl:28px;--radius-full:9999px;--transition-fast:.18s cubic-bezier(.4, 0, .2, 1);--transition-slow:.4s cubic-bezier(.16, 1, .3, 1);--font-body:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-display:"Plus Jakarta Sans", "Inter", sans-serif}[data-theme=light],:root:not([data-theme=dark]){--bg-primary:#fbf8f1;--bg-secondary:#fff;--bg-tertiary:#f3ede0;--bg-elevated:#fff;--bg-overlay:#14182b80;--text-primary:#14182b;--text-secondary:#4a5366;--text-muted:#8a93a8;--text-on-brand:#fff;--border-color:#14182b14;--border-strong:#14182b2e;--divider:#14182b0f;--shadow-sm:0 1px 2px #14182b0f;--shadow-md:0 6px 20px #14182b12, 0 2px 6px #14182b0a;--shadow-lg:0 16px 40px #14182b1f, 0 4px 12px #14182b0f;--shadow-brand:0 10px 28px #2966d138;--shadow-pink:0 10px 28px #ec357838}[data-theme=dark]{--bg-primary:#0c1224;--bg-secondary:#131a31;--bg-tertiary:#1c2645;--bg-elevated:#1c2645;--bg-overlay:#000000a6;--text-primary:#f0f4ff;--text-secondary:#9faac4;--text-muted:#5c6680;--text-on-brand:#fff;--border-color:#9faac41f;--border-strong:#9faac43d;--divider:#9faac414;--shadow-sm:0 2px 8px #0000004d;--shadow-md:0 10px 28px #0006;--shadow-lg:0 18px 48px #0000008c;--shadow-brand:0 10px 32px #2966d166;--shadow-pink:0 10px 32px #ec357866}*,:before,:after{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-body);background-color:var(--bg-primary);color:var(--text-primary);font-feature-settings:"cv02", "cv03", "cv04", "cv11";-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-image:radial-gradient(60% 40% at 0 0,#2966d10f,#0000),radial-gradient(50% 35% at 100% 0,#ec35780d,#0000);background-attachment:fixed;min-height:100vh;line-height:1.55;overflow-x:hidden}[data-theme=dark] body{background-image:radial-gradient(60% 40% at 0 0,#2966d11f,#0000),radial-gradient(50% 35% at 100% 0,#ec35781a,#0000)}h1,h2,h3,h4,h5,h6{font-family:var(--font-display);color:var(--text-primary);letter-spacing:-.02em;font-weight:700;line-height:1.15}h1{font-size:clamp(1.75rem,4vw,2.5rem);font-weight:800}h2{font-size:clamp(1.35rem,3vw,1.75rem)}h3{font-size:1.15rem}a{color:inherit;text-decoration:none}button{cursor:pointer;color:inherit;background:0 0;border:none;outline:none;font-family:inherit;font-weight:600}button:focus-visible{outline:2px solid var(--brand-blue);outline-offset:2px;border-radius:var(--radius-xs)}input:focus-visible{outline:2px solid var(--brand-blue);outline-offset:2px;border-radius:var(--radius-xs)}a:focus-visible{outline:2px solid var(--brand-blue);outline-offset:2px;border-radius:var(--radius-xs)}.container{width:100%;max-width:1200px;padding:0 var(--space-md);margin:0 auto}.surface{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.97)}to{opacity:1;transform:scale(1)}}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.animate-fade{animation:fadeIn var(--transition-slow)}.animate-scale{animation:scaleIn var(--transition-slow)}.btn-primary{justify-content:center;align-items:center;gap:var(--space-xs);border-radius:var(--radius-md);background:var(--brand-blue);color:var(--text-on-brand);letter-spacing:.01em;box-shadow:var(--shadow-brand);transition:transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);padding:.85rem 1.5rem;font-size:.95rem;font-weight:700;display:inline-flex}.btn-primary:hover:not(:disabled){background:var(--brand-blue-dark);transform:translateY(-1px);box-shadow:0 14px 32px #2966d152}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-primary:disabled{opacity:.55;cursor:not-allowed}.btn-secondary{justify-content:center;align-items:center;gap:var(--space-xs);border-radius:var(--radius-md);background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color);transition:var(--transition-fast);padding:.7rem 1.25rem;font-weight:600;display:inline-flex}.btn-secondary:hover{background:var(--bg-elevated);border-color:var(--border-strong)}.btn-icon{border-radius:var(--radius-full);background:var(--bg-tertiary);width:40px;height:40px;color:var(--text-secondary);border:1px solid var(--border-color);transition:var(--transition-fast);justify-content:center;align-items:center;display:inline-flex}.btn-icon:hover{background:var(--bg-elevated);color:var(--text-primary);border-color:var(--border-strong);transform:scale(1.05)}.input-group{margin-bottom:var(--space-md)}.input-label{color:var(--text-secondary);margin-bottom:var(--space-2xs);text-transform:uppercase;letter-spacing:.06em;font-size:.8rem;font-weight:600;display:block}.input-field{background:var(--bg-secondary);border:1.5px solid var(--border-color);border-radius:var(--radius-md);width:100%;color:var(--text-primary);transition:var(--transition-fast);padding:.85rem 1rem;font-family:inherit;font-size:1rem}.input-field::placeholder{color:var(--text-muted)}.input-field:hover{border-color:var(--border-strong)}.input-field:focus{border-color:var(--brand-blue);outline:none;box-shadow:0 0 0 4px #2966d11f}.search-input{border-radius:var(--radius-full);background:var(--bg-secondary);border:1.5px solid var(--border-color);width:100%;max-width:360px;color:var(--text-primary);transition:var(--transition-fast);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%238a93a8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='m21 21-4.3-4.3'/%3E%3C/svg%3E");background-position:.85rem;background-repeat:no-repeat;padding:.65rem 1rem .65rem 2.5rem;font-family:inherit;font-size:.92rem}.search-input:focus{border-color:var(--brand-blue);outline:none;box-shadow:0 0 0 4px #2966d11f}.search-input:disabled{opacity:.55}.app-header{z-index:100;-webkit-backdrop-filter:saturate(180%)blur(14px);border-bottom:1px solid var(--border-color);background:#fbf8f1d9;position:sticky;top:0}[data-theme=dark] .app-header{background:#0c1224d9}.hero-card{border-radius:var(--radius-xl);padding:var(--space-xl) var(--space-lg);background:radial-gradient(circle at 100% 0%, #ec35781f, transparent 55%), radial-gradient(circle at 0% 100%, #f5b8331a, transparent 55%), linear-gradient(135deg, var(--brand-blue), var(--brand-blue-dark));color:#fff;box-shadow:var(--shadow-brand);position:relative;overflow:hidden}.hero-card:after{content:"";pointer-events:none;background-image:radial-gradient(circle at 92% 18%,#ffffff2e 0 4px,#0000 5px),radial-gradient(circle at 95% 85%,#ffffff1a 0 8px,#0000 9px),radial-gradient(circle at 78%,#ffffff0f 0 22px,#0000 23px);position:absolute;top:0;bottom:0;left:0;right:0}.hero-eyebrow{border-radius:var(--radius-full);letter-spacing:.08em;text-transform:uppercase;margin-bottom:var(--space-md);background:#ffffff2e;align-items:center;gap:.45rem;padding:.3rem .8rem;font-size:.75rem;font-weight:600;display:inline-flex}.hero-title{color:#fff;margin-bottom:var(--space-xs);font-size:clamp(1.75rem,5vw,2.5rem)}.hero-sub{color:#ffffffd1;max-width:60ch;font-size:1.05rem}.course-grid{gap:var(--space-md);grid-template-columns:repeat(auto-fill,minmax(260px,1fr));display:grid}.course-card{border-radius:var(--radius-lg);background:var(--bg-secondary);border:1px solid var(--border-color);transition:transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);height:100%;color:inherit;flex-direction:column;text-decoration:none;display:flex;position:relative;overflow:hidden}.course-card:before{content:"";border-radius:inherit;pointer-events:none;opacity:0;transition:opacity var(--transition-fast);background:linear-gradient(135deg,#2966d100,#ec357800);position:absolute;top:0;bottom:0;left:0;right:0}.course-card:hover{box-shadow:var(--shadow-lg);border-color:#0000;transform:translateY(-4px)}.course-card:hover:before{opacity:1;background:linear-gradient(135deg,#2966d10f,#ec35780a)}.course-card-banner{height:150px;position:relative;overflow:hidden}.course-card-body{padding:var(--space-md);gap:var(--space-xs);flex-direction:column;flex:1;display:flex}.course-card-title{font-family:var(--font-display);-webkit-line-clamp:2;color:var(--text-primary);-webkit-box-orient:vertical;font-size:1.05rem;font-weight:700;line-height:1.3;display:-webkit-box;overflow:hidden}.course-card-meta{align-items:center;gap:var(--space-xs);color:var(--text-muted);padding-top:var(--space-xs);margin-top:auto;font-size:.8rem;display:flex}.activities-list{gap:var(--space-sm);display:grid}.activity-card{border-radius:var(--radius-md);background:var(--bg-secondary);border:1px solid var(--border-color);transition:var(--transition-fast);grid-template-columns:auto 1fr auto;align-items:center;gap:.9rem;padding:.9rem 1rem;display:grid}.activity-card.clickable{cursor:pointer}.activity-card.clickable:hover{border-color:var(--brand-blue);box-shadow:var(--shadow-sm);transform:translate(2px)}.activity-icon{border-radius:var(--radius-md);flex-shrink:0;place-items:center;width:42px;height:42px;display:grid}.activity-icon[data-kind=pdf]{background:var(--brand-coral-soft);color:var(--brand-coral)}.activity-icon[data-kind=video]{background:var(--brand-pink-soft);color:var(--brand-pink)}.activity-icon[data-kind=link]{background:var(--brand-cyan-soft);color:var(--brand-cyan)}.activity-icon[data-kind=default]{background:var(--brand-blue-soft);color:var(--brand-blue)}[data-theme=dark] .activity-icon[data-kind=pdf]{background:#ff6b4a26}[data-theme=dark] .activity-icon[data-kind=video]{background:#ec357826}[data-theme=dark] .activity-icon[data-kind=link]{background:#20b8d426}[data-theme=dark] .activity-icon[data-kind=default]{background:#5b8fe326}.activity-body{flex-direction:column;gap:.2rem;min-width:0;display:flex}.activity-title{color:var(--text-primary);font-size:.95rem;font-weight:600}.activity-meta{color:var(--text-muted);font-size:.8rem}.activity-action{border-radius:var(--radius-full);background:var(--brand-blue);color:#fff;white-space:nowrap;align-items:center;gap:.3rem;padding:.5rem .9rem;font-size:.78rem;font-weight:700;display:inline-flex}.course-activity-link{color:inherit;display:block}.course-accordion{gap:var(--space-sm);display:grid}.accordion-item{border-radius:var(--radius-lg);background:var(--bg-secondary);border:1px solid var(--border-color);transition:border-color var(--transition-fast), box-shadow var(--transition-fast);overflow:hidden}.accordion-item.open{border-color:var(--brand-blue);box-shadow:0 0 0 4px #2966d114}.accordion-header{cursor:pointer;width:100%;color:inherit;text-align:left;background:0 0;border:none;justify-content:space-between;align-items:center;gap:1rem;padding:1.1rem 1.25rem;font-family:inherit;display:flex}.accordion-title{font-family:var(--font-display);color:var(--text-primary);font-size:1.05rem;font-weight:700}.accordion-subtitle{color:var(--text-muted);margin-top:.2rem;font-size:.85rem}.accordion-icon{border-radius:var(--radius-full);background:var(--brand-blue-soft);width:36px;height:36px;color:var(--brand-blue);transition:transform var(--transition-fast), background var(--transition-fast);flex-shrink:0;place-items:center;display:grid}[data-theme=dark] .accordion-icon{background:#5b8fe32e}.accordion-item.open .accordion-icon{background:var(--brand-blue);color:#fff;transform:rotate(180deg)}.accordion-panel{padding:0 1.25rem;transition:max-height .35s cubic-bezier(.16,1,.3,1);overflow:hidden}.accordion-item.open .accordion-panel{padding-top:.5rem;padding-bottom:1.25rem}.skeleton{background:linear-gradient(90deg, var(--bg-tertiary) 0%, var(--bg-elevated) 50%, var(--bg-tertiary) 100%);border-radius:var(--radius-md);background-size:200% 100%;animation:1.6s infinite shimmer}.empty-state{text-align:center;padding:var(--space-2xl) var(--space-md);color:var(--text-secondary);background:var(--bg-secondary);border:1px dashed var(--border-color);border-radius:var(--radius-lg);grid-column:1/-1}.section-header{justify-content:space-between;align-items:center;gap:var(--space-md);margin-bottom:var(--space-md);flex-wrap:wrap;display:flex}.section-title{font-family:var(--font-display);margin:0;font-size:1.3rem;font-weight:700}.back-link{margin:var(--space-md) 0 0;border-radius:var(--radius-full);color:var(--brand-blue);transition:var(--transition-fast);background:0 0;border:1px solid #0000;align-items:center;gap:.4rem;padding:.45rem .85rem;font-size:.88rem;font-weight:600;display:inline-flex}.back-link:hover{background:var(--brand-blue-soft);border-color:#2966d12e}[data-theme=dark] .back-link:hover{background:#5b8fe31f}.user-avatar{background:var(--bg-tertiary);border:2px solid var(--border-color);object-fit:cover;border-radius:50%;width:38px;height:38px}.mobile-hide{display:block}@media (max-width:600px){.mobile-hide{display:none}.container{padding:0 var(--space-sm)}.hero-card{padding:var(--space-lg) var(--space-md)}.course-grid{gap:var(--space-sm);grid-template-columns:1fr 1fr}.course-card-banner{height:120px}}@media (max-width:380px){.course-grid{grid-template-columns:1fr}}