:root{--accent:#bd00ff;--accent-glow:#bd00ff4d;--bg-app:#050510;--bg-card:#0d0d1f;--bg-input:#111128;--text-primary:#fff;--text-secondary:#88a;--text-muted:#557;--cyan:#00f3ff;--purple:#bc13fe;--green:#10b981;--red:#f43f5e;--amber:#f59e0b;--border:#ffffff14;--radius:12px;--font-mono:"JetBrains Mono", monospace}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-app);color:var(--text-primary);min-height:100vh;font-family:Inter,sans-serif;line-height:1.5}a{color:inherit;text-decoration:none}.calc-breadcrumb{color:var(--text-muted);padding:10px 24px;font-size:.79rem}.calc-breadcrumb a{color:var(--text-secondary)}.calc-breadcrumb a:hover{color:var(--accent)}.main-container{max-width:1200px;margin:0 auto;padding:24px}.calc-title{margin-bottom:8px;font-size:2rem;font-weight:700}.calc-subtitle{color:var(--text-secondary);margin-bottom:24px;font-size:1rem}.tab-nav{border-bottom:1px solid var(--border);gap:0;margin-bottom:24px;display:flex}.tab-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;margin-bottom:-1px;padding:10px 22px;font-family:inherit;font-size:.9rem;transition:all .2s}.tab-btn:hover{color:var(--text-primary)}.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}.tab-content{display:none}.tab-content.active{display:block}.calc-layout{grid-template-columns:360px 1fr;align-items:start;gap:20px;display:grid}@media (width<=900px){.calc-layout{grid-template-columns:1fr}}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.input-card{border-left:3px solid var(--cyan)}.result-card{border-left:3px solid var(--purple)}.chart-card{margin-bottom:20px}.form-group{margin-bottom:16px}.form-label{color:var(--text-secondary);margin-bottom:6px;font-size:.82rem;font-weight:500;display:block}.form-input,.form-select{background:var(--bg-input);border:1px solid var(--border);width:100%;color:var(--text-primary);border-radius:8px;padding:10px 14px;font-family:inherit;font-size:.92rem;transition:border-color .2s}.form-input:focus,.form-select:focus{border-color:var(--accent);outline:none}.form-select option{background:var(--bg-card)}.inline-inputs{grid-template-columns:1fr 1fr;gap:8px;display:grid}.range-slider{width:100%;accent-color:var(--accent);cursor:pointer;margin-top:4px}.slider-val{color:var(--accent);font-weight:700}.mode-toggle{background:var(--bg-input);border-radius:8px;gap:4px;margin-bottom:16px;padding:4px;display:flex}.mode-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:6px;flex:1;padding:8px 4px;font-family:inherit;font-size:.81rem;transition:all .2s}.mode-btn.active{background:var(--accent);color:#fff;font-weight:600}.section-title{color:var(--text-primary);margin-bottom:14px;font-size:1rem;font-weight:700}.countdown-display{border-radius:var(--radius);text-align:center;background:linear-gradient(135deg,#bd00ff1f,#00f3ff0f);border:1px solid #bd00ff40;margin-bottom:20px;padding:20px}.countdown-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;font-size:.75rem;font-family:var(--font-mono);margin-bottom:12px}.countdown-grid{justify-content:center;gap:24px;display:flex}.countdown-cell{flex-direction:column;align-items:center;display:flex}.countdown-num{color:var(--accent);font-size:2.2rem;font-weight:800;line-height:1;font-family:var(--font-mono)}.countdown-unit{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.06em;margin-top:4px;font-size:.72rem}.hero-result{text-align:center;border-radius:var(--radius);background:linear-gradient(135deg,#bd00ff14,#00f3ff0a);border:1px solid #bd00ff33;margin-bottom:20px;padding:24px}.hero-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:6px;font-size:.78rem}.hero-value{color:var(--accent);font-size:2rem;font-weight:800;line-height:1.1}.hero-sub{color:var(--text-secondary);margin-top:6px;font-size:.87rem}.stat-grid{grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:20px;display:grid}@media (width<=600px){.stat-grid{grid-template-columns:repeat(2,1fr)}}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-left:3px solid var(--purple);border-radius:var(--radius);padding:13px}.stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:5px;font-size:.71rem}.stat-value{color:var(--text-primary);font-size:1.1rem;font-weight:700}.progress-chart-row{flex-wrap:wrap;justify-content:center;align-items:center;gap:24px;margin-bottom:16px;display:flex}.progress-info{flex-direction:column;gap:8px;display:flex}.progress-info-item{color:var(--text-secondary);align-items:center;gap:8px;font-size:.82rem;display:flex}.dot{border-radius:50%;flex-shrink:0;width:12px;height:12px}.dot-t1{background:#bc13fe}.dot-t2{background:#00d1c1}.dot-t3{background:gold}.progress-bar{background:var(--bg-input);border-radius:4px;height:8px;margin:8px 0;overflow:hidden}.progress-fill{background:linear-gradient(90deg, var(--accent), var(--cyan));border-radius:4px;height:100%;transition:width .4s}.formula-strip{flex-wrap:wrap;gap:8px;margin-bottom:20px;display:flex}.formula-pill{color:var(--accent);white-space:nowrap;background:#bd00ff1a;border:1px solid #bd00ff4d;border-radius:20px;padding:5px 14px;font-size:.75rem}.alert-stack{flex-direction:column;gap:8px;margin-bottom:20px;display:flex}.alert{border-left:3px solid;border-radius:8px;padding:10px 14px;font-size:.84rem}.alert-info{color:#7fffd4;background:#00d1c114;border-color:#00d1c1}.alert-success{border-color:var(--green);color:#6ee7b7;background:#10b98114}.alert-warn{border-color:var(--amber);color:#fcd34d;background:#f59e0b14}.collapsible-panel{margin-bottom:16px}.panel-toggle{cursor:pointer;color:var(--text-primary);user-select:none;justify-content:space-between;align-items:center;padding:4px 0;font-size:.95rem;font-weight:700;list-style:none;display:flex}.panel-toggle::-webkit-details-marker{display:none}.panel-toggle:after{content:"+";font-family:var(--font-mono);color:var(--text-muted);font-size:1.2rem;transition:color .2s}details[open] .panel-toggle:after{content:"−";color:var(--accent)}.panel-toggle span{flex:1}.action-bar{flex-wrap:wrap;gap:8px;display:flex}.btn{cursor:pointer;border:none;border-radius:8px;padding:9px 18px;font-family:inherit;font-size:.84rem;font-weight:600;transition:all .2s}.btn-outline{border:1px solid var(--border);color:var(--text-secondary);background:0 0}.btn-outline:hover{border-color:var(--accent);color:var(--accent)}.table-wrap{overflow-x:auto}.data-table{border-collapse:collapse;width:100%;font-size:.87rem}.data-table th{color:var(--accent);text-align:left;border-bottom:1px solid var(--border);background:#bd00ff1a;padding:10px 14px;font-weight:600}.data-table td{color:var(--text-secondary);border-bottom:1px solid #ffffff0a;padding:9px 14px}.data-table tr:hover td{color:var(--text-primary);background:#ffffff05}.data-table tr.highlight td{color:var(--text-primary);background:#bd00ff1a;font-weight:600}.method-cards-grid{grid-template-columns:repeat(2,1fr);gap:16px;margin-top:16px;display:grid}@media (width<=700px){.method-cards-grid{grid-template-columns:1fr}}.method-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;transition:border-color .2s,box-shadow .2s;position:relative}.method-card:hover{border-color:#bd00ff4d;box-shadow:0 0 16px #bd00ff14}.method-badge{text-transform:uppercase;letter-spacing:.06em;font-size:.68rem;font-weight:700;font-family:var(--font-mono);border-radius:20px;padding:3px 10px;position:absolute;top:12px;right:12px}.method-badge-purple{color:#d8b4fe;background:#bd00ff26;border:1px solid #bd00ff4d}.method-badge-teal{color:#5eead4;background:#00d1c126;border:1px solid #00d1c14d}.method-badge-gold{color:#fcd34d;background:#ffd70026;border:1px solid #ffd7004d}.method-badge-cyan{color:#67e8f9;background:#00f3ff26;border:1px solid #00f3ff4d}.method-name{color:var(--text-primary);margin-bottom:8px;font-size:1rem;font-weight:700}.method-date{color:var(--accent);font-size:1.5rem;font-weight:800;font-family:var(--font-mono);margin-bottom:8px}.method-formula{color:var(--cyan);font-size:.78rem;font-family:var(--font-mono);margin-bottom:8px}.method-desc{color:var(--text-secondary);font-size:.82rem;line-height:1.5}.method-note{color:var(--text-secondary);background:#00d1c10f;border:1px solid #00d1c133;border-radius:8px;margin-top:16px;padding:12px 16px;font-size:.84rem;line-height:1.6}.current-position-card{text-align:center;border-radius:var(--radius);background:linear-gradient(135deg,#bd00ff1a,#00f3ff0d);border:1px solid #bd00ff40;margin-top:16px;padding:20px}.current-pos-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;font-size:.72rem;font-family:var(--font-mono);margin-bottom:6px}.current-pos-week{color:var(--accent);font-size:2rem;font-weight:800;line-height:1.2}.current-pos-desc{color:var(--text-secondary);margin-top:6px;font-size:.88rem}.visual-timeline{position:relative}.tl-segment{border-left:3px solid var(--border);margin-bottom:0;padding-left:24px;position:relative}.tl-t1{border-left-color:#bc13fe}.tl-t2{border-left-color:#00d1c1}.tl-t3{border-left-color:gold}.tl-header{color:var(--text-primary);align-items:center;gap:10px;padding:14px 0 10px;font-size:.92rem;font-weight:700;display:flex}.tl-weeks{color:var(--text-muted);font-size:.72rem;font-weight:400;font-family:var(--font-mono)}.tl-milestone{align-items:flex-start;gap:12px;padding:10px 0;transition:opacity .2s;display:flex;position:relative}.tl-dot{background:var(--text-muted);border-radius:50%;flex-shrink:0;width:10px;height:10px;margin-top:5px;margin-right:-18px;position:relative;left:-30px}.tl-t1 .tl-dot{background:#bc13fe}.tl-t2 .tl-dot{background:#00d1c1}.tl-t3 .tl-dot{background:gold}.tl-info{color:var(--text-secondary);flex:1;font-size:.86rem;line-height:1.4}.tl-info strong{color:var(--text-primary)}.tl-date{color:var(--text-muted);font-size:.75rem;font-family:var(--font-mono);white-space:nowrap;text-align:right;min-width:60px}.tl-past{opacity:.5}.tl-past .tl-dot{opacity:.4}.tl-current{opacity:1}.tl-current .tl-dot{box-shadow:0 0 8px #bd00ff99}.tl-current .tl-info{color:var(--text-primary);font-weight:600}.tl-future{opacity:.75}.toast{z-index:9999;color:#fff;border-radius:8px;max-width:320px;padding:.75rem 1.25rem;font-size:.875rem;animation:.3s toastIn;position:fixed;bottom:1.5rem;right:1.5rem;box-shadow:0 4px 12px #0000004d}.toast-success{background:#0891b2}.toast-warn{background:#d97706}.toast-error{background:#dc2626}@keyframes toastIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.faq-list{flex-direction:column;display:flex}.faq-item{border-bottom:1px solid #ffffff0f}.faq-item__question{cursor:pointer;color:var(--text-primary);user-select:none;justify-content:space-between;align-items:center;padding:14px 4px;font-size:.9rem;font-weight:600;list-style:none;transition:color .2s;display:flex}.faq-item__question::-webkit-details-marker{display:none}.faq-item__question:after{content:"+";font-family:var(--font-mono);color:var(--text-muted);flex-shrink:0;margin-left:16px;font-size:1.1rem;transition:color .2s}.faq-item[open] .faq-item__question:after{content:"−";color:var(--accent)}.faq-item__question:hover{color:var(--cyan)}.faq-item__answer{color:var(--text-secondary);padding:0 4px 14px;font-size:.85rem;line-height:1.75}.page-sections-outer{max-width:1600px;margin:0 auto;padding:0 1.5rem 3rem}@media (width<=768px){.main-container{padding:16px}.calc-title{font-size:1.5rem}.hero-value{font-size:1.6rem}.tab-btn{padding:8px 12px;font-size:.81rem}.countdown-num{font-size:1.6rem}.method-date{font-size:1.2rem}.current-pos-week{font-size:1.5rem}}[data-theme=light]{--bg-app:#e8edf5;--bg-card:#fff;--bg-input:#e2e8f0;--text-primary:#0f172a;--text-secondary:#334155;--text-muted:#64748b;--border:#0000001f;--accent:#7c3aed;--accent-glow:#7c3aed26;--cyan:#0e7490;--purple:#7c3aed;--green:#059669;--red:#dc2626;--amber:#d97706}[data-theme=light] body{color:#0f172a;background:#e8edf5}[data-theme=light] .calc-breadcrumb{color:#64748b}[data-theme=light] .calc-breadcrumb a{color:#334155}[data-theme=light] .calc-breadcrumb a:hover{color:#7c3aed}[data-theme=light] .card{background:#fff;border-color:#0000001f;box-shadow:0 2px 12px #00000017}[data-theme=light] .input-card{border-left-color:#0e7490}[data-theme=light] .result-card{border-left-color:#7c3aed}[data-theme=light] .tab-nav{border-bottom-color:#0000001f}[data-theme=light] .tab-btn{color:#64748b}[data-theme=light] .tab-btn:hover{color:#0f172a}[data-theme=light] .tab-btn.active{color:#7c3aed;border-bottom-color:#7c3aed}[data-theme=light] .form-input,[data-theme=light] .form-select{color:#0f172a;background:#f0f4f9;border-color:#00000026}[data-theme=light] .form-input:focus,[data-theme=light] .form-select:focus{border-color:#7c3aed}[data-theme=light] .form-select option{color:#0f172a;background:#fff}[data-theme=light] input,[data-theme=light] select{color-scheme:light}[data-theme=light] .range-slider{accent-color:#7c3aed}[data-theme=light] .slider-val{color:#7c3aed}[data-theme=light] .mode-toggle{background:#f0f4f9}[data-theme=light] .mode-btn{color:#64748b}[data-theme=light] .mode-btn.active{color:#fff;background:#7c3aed}[data-theme=light] .countdown-display{background:linear-gradient(135deg,#7c3aed14,#0e74900d);border-color:#7c3aed33}[data-theme=light] .countdown-label{color:#64748b}[data-theme=light] .countdown-num{color:#7c3aed}[data-theme=light] .countdown-unit{color:#475569}[data-theme=light] .hero-result{background:linear-gradient(135deg,#7c3aed0f,#0e74900a);border-color:#7c3aed33}[data-theme=light] .hero-label{color:#64748b}[data-theme=light] .hero-value{color:#7c3aed}[data-theme=light] .hero-sub{color:#334155}[data-theme=light] .stat-card{background:#fff;border-color:#0000001f #0000001f #0000001f #7c3aed;box-shadow:0 1px 4px #0000000f}[data-theme=light] .stat-label{color:#64748b}[data-theme=light] .stat-value{color:#0f172a}[data-theme=light] .dot-t1{background:#7c3aed}[data-theme=light] .dot-t2{background:#0f766e}[data-theme=light] .dot-t3{background:#a16207}[data-theme=light] .progress-info-item{color:#334155}[data-theme=light] .progress-bar{background:#e2e8f0}[data-theme=light] .progress-fill{background:linear-gradient(90deg,#7c3aed,#0e7490)}[data-theme=light] .formula-pill{color:#7c3aed;background:#7c3aed14;border-color:#7c3aed33}[data-theme=light] .alert-info{color:#0f766e;background:#eff9fb;border-color:#0e7490}[data-theme=light] .alert-success{color:#065f46;background:#f0fdf4;border-color:#059669}[data-theme=light] .alert-warn{color:#92400e;background:#fffbeb;border-color:#d97706}[data-theme=light] .panel-toggle{color:#0f172a}[data-theme=light] .panel-toggle:after{color:#64748b}[data-theme=light] details[open] .panel-toggle:after{color:#7c3aed}[data-theme=light] .btn-outline{color:#334155;border-color:#00000026}[data-theme=light] .btn-outline:hover{color:#7c3aed;border-color:#7c3aed}[data-theme=light] .data-table th{color:#7c3aed;background:#7c3aed14;border-bottom-color:#0000001a}[data-theme=light] .data-table td{color:#334155;border-bottom-color:#00000014}[data-theme=light] .data-table tr:hover td{color:#0f172a;background:#f0f4f9}[data-theme=light] .data-table tr.highlight td{color:#0f172a;background:#7c3aed14}[data-theme=light] .method-card{background:#fff;border-color:#0000001f;box-shadow:0 2px 8px #0000000f}[data-theme=light] .method-card:hover{border-color:#7c3aed4d;box-shadow:0 4px 16px #7c3aed1a}[data-theme=light] .method-name{color:#0f172a}[data-theme=light] .method-date{color:#7c3aed}[data-theme=light] .method-formula{color:#0e7490}[data-theme=light] .method-desc{color:#475569}[data-theme=light] .method-badge-purple{color:#6d28d9;background:#7c3aed1a;border-color:#7c3aed4d}[data-theme=light] .method-badge-teal{color:#0f766e;background:#0f766e1a;border-color:#0f766e4d}[data-theme=light] .method-badge-gold{color:#a16207;background:#a162071a;border-color:#a162074d}[data-theme=light] .method-badge-cyan{color:#0e7490;background:#0e74901a;border-color:#0e74904d}[data-theme=light] .method-note{color:#334155;background:#0e74900f;border-color:#0e749033}[data-theme=light] .current-position-card{background:linear-gradient(135deg,#7c3aed0f,#0e74900a);border-color:#7c3aed33}[data-theme=light] .current-pos-label{color:#64748b}[data-theme=light] .current-pos-week{color:#7c3aed}[data-theme=light] .current-pos-desc{color:#334155}[data-theme=light] .tl-segment{border-left-color:#00000026}[data-theme=light] .tl-t1{border-left-color:#7c3aed}[data-theme=light] .tl-t2{border-left-color:#0f766e}[data-theme=light] .tl-t3{border-left-color:#a16207}[data-theme=light] .tl-header{color:#0f172a}[data-theme=light] .tl-weeks{color:#64748b}[data-theme=light] .tl-info{color:#475569}[data-theme=light] .tl-info strong{color:#0f172a}[data-theme=light] .tl-date{color:#64748b}[data-theme=light] .tl-t1 .tl-dot{background:#7c3aed}[data-theme=light] .tl-t2 .tl-dot{background:#0f766e}[data-theme=light] .tl-t3 .tl-dot{background:#a16207}[data-theme=light] .tl-current .tl-dot{box-shadow:0 0 8px #7c3aed66}[data-theme=light] .tl-current .tl-info{color:#0f172a}[data-theme=light] .toast{box-shadow:0 4px 16px #00000026}[data-theme=light] .toast-success{background:#0e7490}[data-theme=light] .toast-warn{background:#a16207}[data-theme=light] .faq-list{gap:8px}[data-theme=light] .faq-item{background:#fff;border:1px solid #0000001a;border-radius:10px;transition:box-shadow .2s,border-color .2s;overflow:hidden;box-shadow:0 1px 4px #0000000f}[data-theme=light] .faq-item:hover{border-color:#7c3aed59;box-shadow:0 2px 10px #7c3aed14}[data-theme=light] .faq-item[open]{border-color:#7c3aed66 #7c3aed66 #7c3aed66 #7c3aed;border-left-style:solid;border-left-width:3px;box-shadow:0 2px 12px #7c3aed1a}[data-theme=light] .faq-item__question{color:#0f172a;padding:14px 16px}[data-theme=light] .faq-item__question:after{color:#64748b}[data-theme=light] .faq-item[open] .faq-item__question:after,[data-theme=light] .faq-item__question:hover{color:#7c3aed}[data-theme=light] .faq-item__answer{color:#475569;border-top:1px solid #0000000f;padding:12px 16px 16px}[data-theme=light] .section-title{color:#0f172a}[data-theme=light] input::placeholder,[data-theme=light] textarea::placeholder{color:#0006}