:root{--accent:var(--calc-color-sports);--bg-dark:#050510;--card:#0d0d1f;--input-bg:#111128;--text-main:#fff;--text-dim:#88a;--text-muted:#666;--green:#10b981;--red:#f43f5e;--amber:#f59e0b;--border:#ffffff14;--radius:12px;--font-sans:"Plus Jakarta Sans", sans-serif;--font-mono:"JetBrains Mono", monospace;--font-body:"Inter", sans-serif}[data-theme=light]{--accent:var(--calc-color-sports);--bg-dark:#e8edf5;--card:#fff;--input-bg:#e2e8f0;--text-main:#0f172a;--text-dim:#334155;--text-muted:#64748b;--green:#065f46;--red:#be123c;--amber:#92400e;--border:#0000001f}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-body);background:var(--calc-bg-page);color:var(--calc-text-primary);min-height:100vh;font-size:15px;line-height:1.6;transition:background .25s,color .25s}.main-container{max-width:1200px;margin:0 auto;padding:24px 20px 40px}.calc-layout{grid-template-columns:340px 1fr;align-items:start;gap:20px;display:grid}@media (width<=900px){.calc-layout{grid-template-columns:1fr}}.page-title{font-family:var(--font-sans);color:var(--calc-text-primary);margin-bottom:6px;font-size:clamp(1.4rem,3vw,2rem);font-weight:800}.page-subtitle{color:var(--calc-text-dim);max-width:720px;margin-bottom:24px;font-size:.9rem}.tab-nav{border-bottom:1px solid var(--calc-border-default);flex-wrap:wrap;gap:4px;margin-bottom:24px;display:flex}.tab-btn{color:var(--calc-text-dim);cursor:pointer;white-space:nowrap;font-size:.85rem;font-weight:600;font-family:var(--font-sans);background:0 0;border:none;border-bottom:2px solid #0000;padding:10px 18px;transition:color .2s,border-color .2s}.tab-btn:hover{color:var(--calc-text-primary)}.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}.tab-content{display:none}.tab-content.active{display:block}.card{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:var(--calc-radius-md);padding:20px}.input-card{border-left:3px solid var(--accent)}.result-card{border-left:3px solid var(--calc-purple)}[data-theme=light] .card{box-shadow:0 2px 12px #00000017}.form-group{margin-bottom:16px}.form-label{color:var(--calc-text-dim);text-transform:uppercase;letter-spacing:.06em;font-size:.78rem;font-weight:600;font-family:var(--font-mono);margin-bottom:6px;display:block}.card-title{font-family:var(--font-sans);color:var(--calc-text-primary);align-items:center;gap:8px;margin-bottom:16px;font-size:.95rem;font-weight:700;display:flex}[data-theme=light] .glass-input{color-scheme:light}.mode-toggle{background:var(--input-bg);border:1px solid var(--calc-border-default);border-radius:8px;gap:4px;padding:3px;display:flex}.mode-btn{color:var(--calc-text-dim);cursor:pointer;font-size:.8rem;font-weight:700;font-family:var(--font-mono);background:0 0;border:none;border-radius:6px;flex:1;padding:6px 10px;transition:background .2s,color .2s}.mode-btn.active{background:var(--accent);color:#fff}[data-theme=light] .mode-toggle{background:#e2e8f0}[data-theme=light] .mode-btn:not(.active){color:#334155}[data-theme=light] .mode-btn.active{background:var(--accent);color:#fff}.hero-result{text-align:center;background:linear-gradient(135deg,#fb923c1a 0%,#a855f714 100%);border:1px solid #fb923c2e;border-radius:10px;margin-bottom:16px;padding:20px 16px 14px}.hero-label{text-transform:uppercase;letter-spacing:.1em;color:var(--calc-text-dim);font-size:.72rem;font-weight:700;font-family:var(--font-mono);margin-bottom:4px}.hero-value{color:var(--accent);font-size:2.6rem;font-weight:800;font-family:var(--font-sans);line-height:1.1}.hero-sub{color:var(--calc-text-muted);margin-top:4px;font-size:.78rem}[data-theme=light] .hero-result{background:linear-gradient(135deg,#c2410c12 0%,#7c3aed0f 100%);border-color:#c2410c2e}.stat-grid{grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px;display:grid}@media (width<=600px){.stat-grid{grid-template-columns:repeat(2,1fr)}}.stat-card{border:1px solid var(--calc-border-default);text-align:center;background:#ffffff08;border-radius:8px;padding:10px 12px}[data-theme=light] .stat-card{background:#f0f4f9;border-color:#0000001a}.stat-label{text-transform:uppercase;letter-spacing:.07em;color:var(--calc-text-muted);font-size:.68rem;font-weight:700;font-family:var(--font-mono);margin-bottom:4px}.stat-value{color:var(--calc-text-primary);font-size:1.05rem;font-weight:800;font-family:var(--font-sans)}[data-theme=light] .stat-value{color:#0f172a}.alert-stack{flex-direction:column;gap:8px;margin-bottom:12px;display:flex}.alert{border-left:3px solid #0000;border-radius:8px;padding:10px 14px;font-size:.8rem;line-height:1.5}.alert-title{margin-bottom:2px;font-weight:700}.alert-success{color:#6ee7b7;background:#10b9811a;border-color:#10b981}.alert-info{color:#93c5fd;background:#3b82f61a;border-color:#3b82f6}.alert-warn{color:#fcd34d;background:#f59e0b1a;border-color:#f59e0b}.alert-tip{color:#67e8f9;background:#22d3ee14;border-color:#22d3ee}[data-theme=light] .alert-success{color:#14532d;background:#f0fdf4;border-color:#16a34a66}[data-theme=light] .alert-info{color:#1e3a5f;background:#eff6ff;border-color:#3b82f666}[data-theme=light] .alert-warn{color:#78350f;background:#fffbeb;border-color:#d9770666}[data-theme=light] .alert-tip{color:#164e63;background:#eff9fb;border-color:#0891b266}[data-theme=light] .alert-title{color:#0f172a}.action-bar{flex-wrap:wrap;gap:8px;margin-top:10px;display:flex}.act-btn{border:1px solid var(--calc-border-default);color:var(--calc-text-dim);cursor:pointer;font-size:.78rem;font-weight:600;font-family:var(--font-sans);background:#ffffff0a;border-radius:8px;align-items:center;gap:6px;padding:7px 14px;transition:border-color .2s,color .2s,background .2s;display:flex}.act-btn:hover{border-color:var(--accent);color:var(--accent);background:#fb923c14}[data-theme=light] .act-btn{color:#334155;background:#f0f4f9;border-color:#0000001f}[data-theme=light] .act-btn:hover{border-color:var(--accent);color:var(--accent);background:#c2410c12}.chart-wrap{height:260px;margin-top:16px;position:relative}.chart-intro{color:var(--calc-text-dim);margin-bottom:16px;font-size:.85rem;line-height:1.65}[data-theme=light] .chart-intro{color:#475569}.wc-sex-toggle{max-width:180px;margin-bottom:14px}.wc-note{color:var(--calc-text-muted);margin-top:10px;font-size:.74rem;font-style:italic}[data-theme=light] .wc-note{color:#64748b}.rm-table{border-collapse:collapse;width:100%;font-size:.8rem}.rm-table th{color:var(--calc-text-dim);font-weight:700;font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.05em;text-align:left;border-bottom:1px solid var(--calc-border-default);background:#ffffff0d;padding:8px 10px;font-size:.7rem}.rm-table td{color:var(--calc-text-primary);vertical-align:middle;border-bottom:1px solid #ffffff0a;padding:7px 10px}.rm-table tr:hover td{background:#ffffff06}.rm-table tr.current-row td{color:var(--accent);background:#fb923c1f;font-weight:700}[data-theme=light] .rm-table th{color:#475569;background:#f0f4f9;border-bottom-color:#0000001a}[data-theme=light] .rm-table td{color:#0f172a;border-bottom-color:#0000000f}[data-theme=light] .rm-table tr:hover td{background:#00000006}[data-theme=light] .rm-table tr.current-row td{color:var(--accent);background:#c2410c14}.page-sections-outer{max-width:1600px;margin:0 auto;padding:0 1.5rem 3rem}.calc-section{margin-bottom:48px}.calc-section__title{font-family:var(--font-sans);color:var(--calc-text-primary);margin-bottom:20px;font-size:1.35rem;font-weight:800}.howto-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;display:grid}.howto-step{border:1px solid var(--calc-border-default);background:#ffffff08;border-radius:10px;padding:16px}[data-theme=light] .howto-step{background:#f0f4f9;border-color:#0000001a;box-shadow:0 1px 4px #0000000f}.howto-num{width:28px;height:28px;color:var(--accent);font-weight:800;font-family:var(--font-mono);background:#fb923c26;border:1px solid #fb923c4d;border-radius:50%;justify-content:center;align-items:center;margin-bottom:10px;font-size:.8rem;display:flex}[data-theme=light] .howto-num{background:#c2410c1a;border-color:#c2410c40}.howto-step-title{font-size:.85rem;font-weight:700;font-family:var(--font-sans);margin-bottom:4px}.howto-step-desc{color:var(--calc-text-dim);font-size:.78rem;line-height:1.55}[data-theme=light] .howto-step-desc{color:#475569}.formula-box-title{text-transform:uppercase;letter-spacing:.06em;color:var(--calc-text-muted);font-size:.72rem;font-weight:700;font-family:var(--font-mono);margin-top:16px;margin-bottom:6px}.formula-box-title:first-child{margin-top:0}.formula-box{background:var(--input-bg);border:1px solid var(--calc-border-default);font-family:var(--font-mono);color:var(--accent);border-radius:8px;margin-bottom:4px;padding:14px 16px;font-size:.8rem;line-height:1.8}[data-theme=light] .formula-box{background:#e2e8f0;border-color:#0000001f}.glossary-grid{flex-direction:column;display:flex}.gloss-item{border-bottom:1px solid var(--calc-border-default);grid-template-columns:160px 1fr;gap:16px;padding:12px 0;display:grid}.gloss-item:last-child{border-bottom:none}.gloss-term{color:var(--accent);font-size:.82rem;font-weight:700;font-family:var(--font-mono)}.gloss-def{color:var(--calc-text-dim);font-size:.82rem;line-height:1.55}@media (width<=600px){.gloss-item{grid-template-columns:1fr;gap:4px}}[data-theme=light] .gloss-def{color:#475569}.calc-article h3{color:var(--calc-text-primary);font-size:1.05rem;font-weight:700;font-family:var(--font-sans);margin:20px 0 8px}.calc-article h3:first-child{margin-top:0}.calc-article p{color:var(--calc-text-dim);margin-bottom:10px;font-size:.85rem;line-height:1.75}[data-theme=light] .calc-article p{color:#475569}.faq-list{flex-direction:column;display:flex}.faq-item-enhanced{border-bottom:1px solid #ffffff0f}.faq-item__question{cursor:pointer;color:var(--calc-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(--calc-text-dim);flex-shrink:0;margin-left:16px;font-size:1.1rem;transition:color .2s}.faq-item-enhanced[open] .faq-item__question:after{content:"−";color:var(--accent)}.faq-item__question:hover{color:var(--accent)}.faq-item__answer{color:var(--calc-text-dim);padding:0 4px 14px;font-size:.85rem;line-height:1.75}[data-theme=light] .faq-list{gap:8px}[data-theme=light] .faq-item-enhanced{background:#fff;border:1px solid #0000001a;border-radius:10px;overflow:hidden}[data-theme=light] .faq-item-enhanced[open]{border-left:3px solid var(--accent);box-shadow:0 2px 12px #c2410c14}[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-enhanced[open] .faq-item__question:after,[data-theme=light] .faq-item__question:hover{color:var(--accent)}[data-theme=light] .faq-item__answer{color:#475569;border-top:1px solid #0000000f;padding:12px 16px 16px}.calc-related__grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;display:grid}.toast{z-index:9999;background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:10px;max-width:320px;padding:12px 18px;font-size:.82rem;animation:.25s toastIn;position:fixed;bottom:24px;right:24px;box-shadow:0 8px 32px #00000059}.toast-success{border-left:3px solid var(--green)}.toast-warn{border-left:3px solid var(--amber)}.toast-error{border-left:3px solid var(--red)}@keyframes toastIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}[data-theme=light] .toast{background:#fff;box-shadow:0 8px 32px #00000026}