:root{--bg-primary: #f6f8fd;--bg-secondary: #eef2fa;--bg-surface: #ffffff;--bg-card: #ffffff;--bg-card-hover: #ffffff;--bg-glass: rgba(255, 255, 255, .88);--bg-input: #f8fafc;--bg-dropdown: #ffffff;--border-color: #0f172a;--border-width: 2px;--border-subtle: rgba(15, 23, 42, .12);--border-hover: #ff3e9e;--shadow-sm: 2px 2px 0px #0f172a;--shadow-md: 4px 4px 0px #0f172a;--shadow-lg: 6px 6px 0px #0f172a;--shadow-card: 4px 4px 0px #0f172a;--shadow-card-hover: 6px 6px 0px #0f172a;--shadow-glow: 0 0 20px rgba(255, 62, 158, .35);--text-primary: #0f172a;--text-secondary: #334155;--text-muted: #64748b;--text-inverse: #ffffff;--primary: #ff3e9e;--primary-hover: #e02482;--primary-light: rgba(255, 62, 158, .12);--primary-glow: rgba(255, 62, 158, .4);--accent-cyan: #00c8ff;--accent-purple: #8b5cf6;--accent-emerald: #00e599;--accent-amber: #ffb703;--accent-rose: #ff2a5f;--chrome-silver: #e2e8f0;--gradient-primary: linear-gradient(135deg, #ff3e9e 0%, #a855f7 50%, #00c8ff 100%);--gradient-chrome: linear-gradient(180deg, #ffffff 0%, #e2e8f0 50%, #cbd5e1 100%);--gradient-gloss: linear-gradient(180deg, rgba(255, 255, 255, .4) 0%, rgba(255, 255, 255, 0) 50%, rgba(0, 0, 0, .05) 100%);--gradient-card: linear-gradient(180deg, #ffffff 0%, #fbfcfe 100%);--gradient-cyber: linear-gradient(90deg, #ff3e9e, #00c8ff, #00e599, #ffb703, #ff3e9e);--font-display: "Space Grotesk", -apple-system, BlinkMacSystemFont, sans-serif;--font-sans: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "JetBrains Mono", monospace;--radius-sm: 8px;--radius-md: 14px;--radius-lg: 20px;--radius-full: 9999px;--transition-fast: .12s ease;--transition-normal: .2s cubic-bezier(.16, 1, .3, 1)}[data-theme=dark]{--bg-primary: #070913;--bg-secondary: #0f1322;--bg-surface: #141a2e;--bg-card: #12182b;--bg-card-hover: #182038;--bg-glass: rgba(18, 24, 43, .85);--bg-input: #1a223a;--bg-dropdown: #12182b;--border-color: #384260;--border-subtle: rgba(255, 255, 255, .1);--border-hover: #ff3e9e;--shadow-sm: 2px 2px 0px #000000;--shadow-md: 4px 4px 0px #000000;--shadow-lg: 6px 6px 0px #000000;--shadow-card: 4px 4px 0px #000000;--shadow-card-hover: 6px 6px 0px #ff3e9e;--text-primary: #f8fafc;--text-secondary: #cbd5e1;--text-muted: #94a3b8;--text-inverse: #070913;--gradient-card: linear-gradient(180deg, #151d33 0%, #101628 100%);--gradient-chrome: linear-gradient(180deg, #2a3454 0%, #171f38 100%)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);scroll-behavior:smooth;-webkit-font-smoothing:antialiased}body{min-height:100vh;background-color:var(--bg-primary);background-image:linear-gradient(to right,rgba(99,102,241,.07) 1px,transparent 1px),linear-gradient(to bottom,rgba(99,102,241,.07) 1px,transparent 1px),radial-gradient(circle at 10% 20%,rgba(255,62,158,.08) 0%,transparent 40%),radial-gradient(circle at 90% 80%,rgba(0,200,255,.08) 0%,transparent 40%);background-size:26px 26px,26px 26px,100% 100%,100% 100%;background-attachment:fixed;color:var(--text-primary);line-height:1.6}.app-container{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;max-width:1280px;margin:0 auto;padding:2rem 1.5rem 5rem;width:100%}h1,h2,h3,h4,h5,h6{font-family:var(--font-display);color:var(--text-primary);font-weight:700;line-height:1.25;letter-spacing:-.02em}h1{font-size:2.35rem}h2{font-size:1.85rem}h3{font-size:1.4rem}h4{font-size:1.15rem}p{color:var(--text-secondary)}a{color:var(--primary);text-decoration:none;font-weight:600;transition:all var(--transition-fast)}a:hover{color:var(--accent-cyan)}.glass-card{background:var(--bg-card);border:var(--border-width) solid var(--border-color);border-radius:var(--radius-md);box-shadow:var(--shadow-card);transition:all var(--transition-normal);position:relative;overflow:hidden}.glass-card:hover{border-color:var(--border-color);box-shadow:var(--shadow-card-hover);transform:translate(-2px,-2px)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.65rem 1.35rem;font-size:.925rem;font-family:var(--font-display);font-weight:700;border-radius:var(--radius-full);border:var(--border-width) solid var(--border-color);cursor:pointer;box-shadow:var(--shadow-sm);transition:all var(--transition-fast);text-decoration:none;white-space:nowrap;position:relative;overflow:hidden;text-transform:uppercase;letter-spacing:.03em}.btn:after{content:"";position:absolute;top:0;left:0;right:0;height:50%;background:linear-gradient(180deg,#ffffff59,#fff0);border-top-left-radius:inherit;border-top-right-radius:inherit;pointer-events:none}.btn:hover:not(:disabled){transform:translate(-2px,-2px);box-shadow:var(--shadow-md)}.btn:active:not(:disabled){transform:translate(2px,2px);box-shadow:0 0 0 var(--border-color)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important;box-shadow:none!important}.btn-primary{background:var(--gradient-primary);color:#fff;border-color:var(--border-color);text-shadow:0 1px 2px rgba(0,0,0,.2)}.btn-secondary{background:var(--bg-surface);color:var(--text-primary);border-color:var(--border-color)}.btn-secondary:hover:not(:disabled){background:var(--bg-secondary)}.btn-ghost{background:transparent;color:var(--text-primary);border-color:transparent;box-shadow:none}.btn-ghost:hover:not(:disabled){background:var(--primary-light);border-color:var(--border-color);box-shadow:var(--shadow-sm);color:var(--primary)}.btn-danger{background:#fee2e2;color:#dc2626;border-color:var(--border-color)}.btn-danger:hover:not(:disabled){background:#ef4444;color:#fff}.btn-sm{padding:.35rem .85rem;font-size:.8rem;box-shadow:2px 2px 0 var(--border-color)}.btn-lg{padding:.85rem 1.85rem;font-size:1.05rem}.badge{display:inline-flex;align-items:center;gap:.35rem;padding:.3rem .75rem;border-radius:var(--radius-full);font-family:var(--font-display);font-size:.775rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;border:1.5px solid var(--border-color);box-shadow:1.5px 1.5px 0 var(--border-color);background:var(--bg-surface)}.badge-draft{background:#fef3c7;color:#b45309}.badge-published{background:#d1fae5;color:#065f46}.input-group{display:flex;flex-direction:column;gap:.45rem;margin-bottom:1.25rem}.input-label{font-family:var(--font-display);font-size:.875rem;font-weight:700;color:var(--text-primary);text-transform:uppercase;letter-spacing:.03em}.input-text,.input-select,.input-textarea{width:100%;padding:.75rem 1.1rem;background:var(--bg-input);border:var(--border-width) solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-primary);font-family:var(--font-sans);font-size:.95rem;font-weight:500;box-shadow:2px 2px 0 var(--border-color);transition:all var(--transition-fast);outline:none}.input-text:focus,.input-select:focus,.input-textarea:focus{border-color:var(--primary);box-shadow:3px 3px 0 var(--primary);background:#fff}[data-theme=dark] .input-text:focus,[data-theme=dark] .input-select:focus,[data-theme=dark] .input-textarea:focus{background:var(--bg-surface)}.input-textarea{min-height:120px;resize:vertical}.navbar{position:sticky;top:0;z-index:50;background:var(--bg-glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:var(--border-width) solid var(--border-color);box-shadow:0 4px #0f172a0d;padding:.85rem 1.5rem}.navbar-inner{max-width:1280px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:1.5rem}.brand-logo{display:flex;align-items:center;gap:.85rem;font-family:var(--font-display);font-size:1.3rem;font-weight:800;color:var(--text-primary);text-decoration:none}.brand-icon{width:42px;height:42px;border-radius:12px;background:var(--gradient-primary);border:2px solid var(--border-color);box-shadow:2px 2px 0 var(--border-color);display:flex;align-items:center;justify-content:center;color:#fff;position:relative;overflow:hidden}.brand-icon:after{content:"";position:absolute;top:0;left:0;right:0;height:50%;background:#fff6}.nav-actions{display:flex;align-items:center;gap:.75rem}.hero-section{position:relative;padding:3.5rem 2.25rem;margin-bottom:2.5rem;border-radius:var(--radius-lg);background:var(--bg-card);border:var(--border-width) solid var(--border-color);box-shadow:var(--shadow-lg);overflow:hidden}.hero-section:before{content:"";position:absolute;top:0;left:0;right:0;height:8px;background:var(--gradient-cyber)}.hero-title{font-family:var(--font-display);font-size:clamp(2.2rem,4.5vw,3.35rem);font-weight:800;letter-spacing:-.03em;margin-bottom:.75rem;color:var(--text-primary);text-shadow:1px 1px 0px rgba(0,0,0,.05)}.hero-subtitle{font-size:1.15rem;color:var(--text-secondary);max-width:720px;margin-bottom:2.25rem;font-weight:500}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:1.25rem}.stat-box{padding:1.25rem;border-radius:var(--radius-md);background:var(--bg-secondary);border:1.5px solid var(--border-color);box-shadow:2px 2px 0 var(--border-color);transition:transform var(--transition-fast)}.stat-box:hover{transform:translate(-2px,-2px);box-shadow:4px 4px 0 var(--border-color)}.stat-number{font-size:2.25rem;font-weight:800;color:var(--text-primary);font-family:var(--font-mono);letter-spacing:-.04em}.stat-label{font-family:var(--font-display);font-size:.8rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;font-weight:700}.filters-bar{display:flex;flex-wrap:wrap;gap:1rem;align-items:center;justify-content:space-between;margin-bottom:2.25rem;padding:1rem 1.25rem;border-radius:var(--radius-md);background:var(--bg-card);border:var(--border-width) solid var(--border-color);box-shadow:var(--shadow-sm)}.course-tabs{display:flex;flex-wrap:wrap;gap:.6rem}.course-pill{display:flex;align-items:center;gap:.45rem;padding:.5rem 1rem;border-radius:var(--radius-full);font-family:var(--font-display);font-size:.85rem;font-weight:700;cursor:pointer;border:1.5px solid var(--border-color);background:var(--bg-surface);color:var(--text-secondary);box-shadow:2px 2px 0 var(--border-color);transition:all var(--transition-fast)}.course-pill:hover{transform:translate(-1px,-1px);box-shadow:3px 3px 0 var(--border-color);color:var(--text-primary)}.course-pill.active{background:var(--primary);color:#fff;border-color:var(--border-color);box-shadow:3px 3px 0 var(--border-color)}.search-box{display:flex;align-items:center;gap:.6rem;background:var(--bg-input);border:1.5px solid var(--border-color);border-radius:var(--radius-full);padding:.5rem 1.15rem;min-width:280px;box-shadow:2px 2px 0 var(--border-color)}.search-input{background:transparent;border:none;color:var(--text-primary);outline:none;width:100%;font-family:var(--font-sans);font-size:.9rem;font-weight:500}.weeks-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:2rem}.week-card{display:flex;flex-direction:column;height:100%;cursor:pointer;border:var(--border-width) solid var(--border-color);background:var(--bg-card);border-radius:var(--radius-md);box-shadow:var(--shadow-card)}.week-card:hover{transform:translate(-3px,-3px);box-shadow:var(--shadow-lg)}.week-card-image{height:195px;width:100%;object-fit:cover;border-top-left-radius:calc(var(--radius-md) - 2px);border-top-right-radius:calc(var(--radius-md) - 2px);border-bottom:2px solid var(--border-color);background:var(--bg-secondary)}.week-card-body{padding:1.5rem;display:flex;flex-direction:column;flex:1}.week-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:.85rem}.week-card-title{font-size:1.3rem;margin-bottom:.65rem;color:var(--text-primary);line-height:1.35}.week-card-summary{font-size:.925rem;color:var(--text-secondary);line-height:1.55;margin-bottom:1.25rem;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.week-card-footer{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding-top:1rem;border-top:1.5px solid var(--border-subtle);font-size:.85rem;color:var(--text-muted);font-weight:600}.tags-list{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:1.15rem}.tag-badge{font-family:var(--font-mono);font-size:.75rem;padding:.2rem .55rem;border-radius:var(--radius-sm);background:var(--bg-secondary);border:1px solid var(--border-color);box-shadow:1px 1px 0 var(--border-color);color:var(--text-primary);font-weight:600}.week-detail-header{margin-bottom:2.5rem;padding:2.25rem;border-radius:var(--radius-lg);background:var(--bg-card);border:var(--border-width) solid var(--border-color);box-shadow:var(--shadow-md)}.week-hero-img{width:100%;max-height:440px;object-fit:cover;border-radius:var(--radius-md);margin-bottom:2.25rem;border:var(--border-width) solid var(--border-color);box-shadow:var(--shadow-md)}.week-meta-bar{display:flex;flex-wrap:wrap;align-items:center;gap:1.5rem;margin:1.5rem 0 .5rem;color:var(--text-secondary);font-size:.925rem;font-weight:600}.meta-item{display:flex;align-items:center;gap:.45rem}.sections-flow{display:flex;flex-direction:column;gap:2.25rem}.section-block{padding:2rem;border-radius:var(--radius-md);background:var(--bg-card);border:var(--border-width) solid var(--border-color);box-shadow:var(--shadow-sm)}.section-title{font-family:var(--font-display);font-size:1.4rem;margin-bottom:1.35rem;display:flex;align-items:center;gap:.65rem;color:var(--text-primary);padding-bottom:.75rem;border-bottom:2px solid var(--border-subtle)}.markdown-body{color:var(--text-secondary);line-height:1.8;font-size:1.025rem}.markdown-body h1,.markdown-body h2,.markdown-body h3{font-family:var(--font-display);margin-top:1.75rem;margin-bottom:.75rem;color:var(--text-primary)}.markdown-body p{margin-bottom:1.15rem}.markdown-body ul,.markdown-body ol{margin-left:1.75rem;margin-bottom:1.15rem}.markdown-body li{margin-bottom:.4rem}.markdown-body strong{color:var(--text-primary);font-weight:700}.markdown-body blockquote{border-left:4px solid var(--primary);padding:.75rem 1.25rem;background:var(--bg-secondary);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--text-primary);font-style:italic;margin:1.25rem 0}.code-block-container{border-radius:var(--radius-md);background:#090d16;border:var(--border-width) solid var(--border-color);box-shadow:var(--shadow-sm);overflow:hidden;margin:1.25rem 0}.code-header{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1.25rem;background:#111726;border-bottom:1.5px solid #232d48;font-family:var(--font-mono);font-size:.825rem;color:#94a3b8;font-weight:600}.code-content{padding:1.35rem;overflow-x:auto;font-family:var(--font-mono);font-size:.925rem;color:#f1f5f9;line-height:1.65}.callout-box{padding:1.35rem 1.65rem;border-radius:var(--radius-md);margin:1.5rem 0;display:flex;gap:1.15rem;border:var(--border-width) solid var(--border-color);box-shadow:var(--shadow-sm)}.callout-info{background:#e0f2fe;color:#0369a1}.callout-tip{background:#ede9fe;color:#6d28d9}.callout-warning{background:#fef3c7;color:#b45309}.callout-success{background:#d1fae5;color:#047857}[data-theme=dark] .callout-info{background:#06b6d426;color:#7dd3fc}[data-theme=dark] .callout-tip{background:#8b5cf626;color:#c4b5fd}[data-theme=dark] .callout-warning{background:#f59e0b26;color:#fde68a}[data-theme=dark] .callout-success{background:#10b98126;color:#6ee7b7}.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1.5rem;margin:1.25rem 0}.gallery-item{position:relative;border-radius:var(--radius-md);overflow:hidden;cursor:pointer;background:var(--bg-secondary);border:var(--border-width) solid var(--border-color);box-shadow:var(--shadow-sm);aspect-ratio:16 / 10;transition:all var(--transition-normal)}.gallery-item:hover{transform:translate(-3px,-3px);box-shadow:var(--shadow-md)}.gallery-img{width:100%;height:100%;object-fit:cover}.gallery-caption{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(to top,rgba(0,0,0,.9) 0%,transparent 100%);padding:.85rem;font-size:.85rem;color:#fff;font-weight:600}.task-list{display:flex;flex-direction:column;gap:.75rem}.task-item{display:flex;align-items:center;gap:.85rem;padding:.75rem 1rem;background:var(--bg-secondary);border-radius:var(--radius-sm);border:1.5px solid var(--border-color);box-shadow:2px 2px 0 var(--border-color);font-size:.95rem;font-weight:600;transition:transform var(--transition-fast)}.task-item:hover{transform:translate(-1px,-1px)}.task-checkbox{width:20px;height:20px;accent-color:var(--primary);cursor:pointer}.task-item.completed{opacity:.65;text-decoration:line-through;color:var(--text-muted)}.resources-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.25rem}.resource-card{display:flex;align-items:center;gap:1.15rem;padding:1.15rem 1.35rem;border-radius:var(--radius-md);background:var(--bg-secondary);border:var(--border-width) solid var(--border-color);box-shadow:var(--shadow-sm);transition:all var(--transition-fast)}.resource-card:hover{transform:translate(-2px,-2px);box-shadow:var(--shadow-md);color:var(--primary)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172aa6;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:100;display:flex;align-items:center;justify-content:center;padding:1.5rem;animation:fadeIn .2s ease-out}.modal-content{background:var(--bg-surface);border:var(--border-width) solid var(--border-color);border-radius:var(--radius-lg);max-width:680px;width:100%;max-height:90vh;overflow-y:auto;box-shadow:8px 8px #0f172a;padding:2.25rem;position:relative;animation:scaleIn .25s cubic-bezier(.16,1,.3,1)}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.75rem;padding-bottom:1rem;border-bottom:2px solid var(--border-subtle)}.modal-close-btn{background:var(--bg-secondary);border:1.5px solid var(--border-color);box-shadow:2px 2px 0 var(--border-color);color:var(--text-primary);cursor:pointer;padding:.45rem;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;transition:transform var(--transition-fast)}.modal-close-btn:hover{transform:translate(-1px,-1px);background:var(--primary);color:#fff}.lightbox-modal{position:fixed;top:0;right:0;bottom:0;left:0;background:#070913f2;z-index:150;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem}.lightbox-image{max-width:90vw;max-height:80vh;object-fit:contain;border-radius:var(--radius-md);border:3px solid #ffffff;box-shadow:0 0 40px #000c}.lightbox-caption{margin-top:1.25rem;color:#fff;font-family:var(--font-display);font-size:1.1rem;text-align:center;font-weight:700}.toast-container{position:fixed;bottom:2rem;right:2rem;z-index:200;display:flex;flex-direction:column;gap:.85rem}.toast{display:flex;align-items:center;gap:.85rem;padding:1rem 1.5rem;border-radius:var(--radius-md);background:var(--bg-surface);border:var(--border-width) solid var(--border-color);box-shadow:var(--shadow-md);color:var(--text-primary);font-family:var(--font-display);font-weight:700;font-size:.925rem;animation:slideUp .25s ease-out}.toast-success{border-left:6px solid var(--accent-emerald)}.toast-error{border-left:6px solid var(--accent-rose)}.toast-info{border-left:6px solid var(--accent-cyan)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes scaleIn{0%{opacity:0;transform:scale(.95) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.spinner{width:28px;height:28px;border:3px solid var(--border-subtle);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:768px){.main-content{padding:1.25rem 1rem 4rem}.hero-section{padding:2.25rem 1.25rem}.weeks-grid{grid-template-columns:1fr}.filters-bar{flex-direction:column;align-items:stretch}.search-box{width:100%}.navbar-inner{flex-wrap:wrap}}