:root{--accent:#10b981;--bg-dark:#050510;--card:#0d0d1f;--input-bg:#111128;--text-main:#fff;--text-dim:#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-dark);color:var(--text-main);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-dim)}.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-dim);margin-bottom:24px;font-size:.9rem}.tab-nav{border-bottom:1px solid var(--border);margin-bottom:24px;display:flex}.tab-btn{color:var(--text-dim);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-main)}.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:340px 1fr;align-items:start;gap:20px;display:grid}@media (width<=900px){.calc-layout{grid-template-columns:1fr}}.card{background:var(--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)}.form-group{margin-bottom:16px}.form-label{color:var(--text-dim);margin-bottom:6px;font-size:.82rem;font-weight:500;display:block}.form-label-hint{color:var(--text-muted);font-weight:400}.form-input{background:var(--input-bg);border:1px solid var(--border);width:100%;color:var(--text-main);border-radius:8px;padding:10px 14px;font-family:inherit;font-size:.92rem;transition:border-color .2s}.form-input:focus{border-color:var(--accent);outline:none}select.form-input{cursor:pointer;appearance:auto}.section-title{margin-bottom:14px;font-size:1rem;font-weight:700}.checkbox-group{margin-bottom:12px}.checkbox-label{color:var(--text-dim);cursor:pointer;align-items:center;gap:8px;font-size:.88rem;display:flex}.checkbox-label input[type=checkbox]{accent-color:var(--accent);cursor:pointer;width:16px;height:16px}.gender-toggle{background:var(--input-bg);border-radius:8px;gap:4px;margin-bottom:0;padding:4px;display:flex}.gender-btn{color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:6px;flex:1;padding:7px 4px;font-family:inherit;font-size:.82rem;transition:all .2s}.gender-btn.active{color:var(--accent);background:#10b9812e;border:1px solid #10b9814d;font-weight:600}.mode-toggle{background:var(--input-bg);border-radius:8px;gap:4px;margin-bottom:16px;padding:4px;display:flex}.mode-btn{color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:6px;flex:1;padding:8px 4px;font-family:inherit;font-size:.78rem;transition:all .2s}.mode-btn.active{background:var(--accent);color:#fff;font-weight:600}.multi-grid{grid-template-columns:1fr 1fr;gap:8px;margin-bottom:8px;display:grid}.hero-result{text-align:center;border-radius:var(--radius);background:linear-gradient(135deg,#10b98114,#00f3ff0a);border:1px solid #10b98133;margin-bottom:16px;padding:24px 20px 20px;transition:background .4s,border-color .4s}.hero-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;margin-bottom:6px;font-size:.73rem}.hero-value{color:var(--accent);font-size:2rem;font-weight:800;line-height:1.1;transition:color .4s}.hero-sub{color:var(--text-dim);margin-top:6px;font-size:.87rem}.bp-gauge-section{background:#ffffff05;border:1px solid #ffffff0f;border-radius:10px;margin-bottom:16px;padding:12px 16px}.bp-gauge-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.07em;margin-bottom:10px;font-size:.7rem}.bp-gauge-wrap{padding-bottom:18px;position:relative}.bp-zone-bar{border-radius:8px;height:16px;display:flex;overflow:hidden;box-shadow:0 2px 12px #0006}.bp-zone{transition:opacity .3s}.bp-gauge-pointer{filter:drop-shadow(0 0 4px);user-select:none;font-size:14px;line-height:1;transition:left .5s cubic-bezier(.34,1.56,.64,1);position:absolute;bottom:0;transform:translate(-50%)}.bp-zone-labels{color:var(--text-muted);justify-content:space-between;margin-top:4px;padding:0 2px;font-size:.62rem;display:flex}.inner-chart-card{background:#ffffff05;border:1px solid #ffffff0f;margin-bottom:16px;padding:14px}.formula-strip{flex-wrap:wrap;gap:8px;margin-bottom:16px;display:flex}.formula-pill{color:var(--accent);white-space:nowrap;font-size:.74rem;font-family:var(--font-mono);background:#10b9811a;border:1px solid #10b9814d;border-radius:20px;padding:5px 14px}.stat-grid{grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:16px;display:grid}@media (width<=600px){.stat-grid{grid-template-columns:repeat(2,1fr)}}.stat-card{border:1px solid var(--border);border-left:3px solid var(--purple);background:#ffffff05;border-radius:10px;padding:12px}.stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;font-size:.68rem;font-family:var(--font-mono);margin-bottom:5px}.stat-value{color:var(--text-main);font-size:1rem;font-weight:700;transition:color .3s}.alert-stack{flex-direction:column;gap:8px;margin-bottom:16px;display:flex}.alert{border-left:3px solid;border-radius:8px;padding:10px 14px;font-size:.83rem;line-height:1.5}.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}.alert-danger{color:#fca5a5;background:#dc26261a;border-color:#dc2626;animation:2s ease-in-out infinite pulse-border}@keyframes pulse-border{0%,to{border-color:#dc2626}50%{border-color:#f87171}}.action-bar{border-top:1px solid #ffffff0f;flex-wrap:wrap;gap:8px;padding-top:14px;display:flex}.action-btn{min-width:80px;color:var(--text-dim);cursor:pointer;white-space:nowrap;text-align:center;background:#ffffff08;border:1px solid #ffffff17;border-radius:8px;flex:1;padding:8px 10px;font-family:inherit;font-size:.75rem;transition:all .2s}.action-btn:hover{border-color:var(--accent);color:var(--text-main);background:#10b9810f}.action-btn.log-btn{color:var(--accent);border-color:#10b98159;font-weight:600}.action-btn.log-btn:hover{background:#10b9811f}.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:#059669}.toast-warn{background:#d97706}.toast-error{background:#dc2626}@keyframes toastIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.history-stats-strip{grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:16px;display:grid}.history-stats-strip.secondary{margin-bottom:12px}.history-stats-strip.me-strip{grid-template-columns:repeat(2,1fr);margin-bottom:16px}@media (width<=600px){.history-stats-strip{grid-template-columns:1fr}}.hist-stat{background:var(--card);border:1px solid var(--border);text-align:center;border-radius:10px;padding:14px}.hist-stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;font-size:.7rem;font-family:var(--font-mono);margin-bottom:6px}.hist-stat-val{font-size:1.15rem;font-weight:700}.me-stat{border-left:3px solid var(--cyan)}.history-chart-wrap{height:240px;margin:4px 0 12px;position:relative}.chart-legend-row{color:var(--text-dim);flex-wrap:wrap;align-items:center;gap:6px;margin-top:4px;font-size:.76rem;display:flex}.legend-dot{vertical-align:middle;border-radius:50%;width:10px;height:10px;display:inline-block}.legend-dashed{border-radius:2px;width:14px;height:3px}.reading-log-table{border-collapse:collapse;width:100%;font-size:.84rem}.reading-log-table th{color:var(--accent);text-align:left;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid var(--border);background:#10b98114;padding:9px 12px;font-size:.75rem;font-weight:600}.reading-log-table td{vertical-align:middle;border-bottom:1px solid #ffffff08;padding:9px 12px}.reading-log-table tr:last-child td{border-bottom:none}.reading-log-table tr:hover td{background:#ffffff05}.log-date{color:var(--text-muted);font-size:.79rem}.log-reading{font-weight:700}.log-notes{color:var(--text-muted);text-overflow:ellipsis;white-space:nowrap;max-width:160px;font-size:.78rem;overflow:hidden}.cat-dot{vertical-align:middle;border-radius:50%;flex-shrink:0;width:9px;height:9px;margin-right:6px;display:inline-block}.del-btn{color:#fff3;cursor:pointer;background:0 0;border:none;border-radius:4px;padding:2px 6px;font-family:inherit;font-size:1rem;line-height:1;transition:all .2s}.del-btn:hover{color:var(--red);background:#f43f5e1a}.trend-badge{border-radius:12px;align-items:center;gap:4px;padding:4px 12px;font-size:.82rem;font-weight:600;display:inline-flex}.trend-up{color:#f87171;background:#f43f5e1f}.trend-down{color:#34d399;background:#10b9811f}.trend-stable{color:#88a;background:#8888aa1f}.risk-hero{text-align:center;border-radius:var(--radius);background:linear-gradient(135deg,#10b9810f,#00f3ff08);border:1px solid #10b98126;margin-bottom:20px;padding:24px}.risk-hero-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;margin-bottom:6px;font-size:.73rem}.risk-hero-score{font-size:2.8rem;font-weight:800;line-height:1.1;transition:color .4s}.risk-hero-level{margin-top:4px;font-size:1rem;font-weight:600;transition:color .4s}.whatif-section{margin-bottom:16px}.whatif-grid{grid-template-columns:1fr 1fr;gap:12px;display:grid}@media (width<=600px){.whatif-grid{grid-template-columns:1fr}}.whatif-card{border:1px solid var(--border);border-left:3px solid var(--cyan);background:#ffffff05;border-radius:10px;padding:14px}.whatif-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:6px;font-size:.73rem}.whatif-value{color:var(--accent);font-size:1.1rem;font-weight:700}.whatif-desc{color:var(--text-dim);margin-top:4px;font-size:.78rem}.rec-grid{flex-direction:column;gap:10px;margin-top:12px;display:flex}.rec-card{border:1px solid var(--border);background:#ffffff05;border-radius:10px;gap:12px;padding:14px;transition:border-color .2s;display:flex}.rec-card:hover{border-color:#10b9814d}.rec-title{color:var(--accent);margin-bottom:4px;font-size:.88rem;font-weight:700}.rec-desc{color:var(--text-dim);font-size:.82rem;line-height:1.6}.page-sections-outer{max-width:1600px;margin:0 auto;padding:0 1.5rem 3rem}.how-section{padding:3rem 0 2rem}.how-title{color:var(--text-main);margin-bottom:1.5rem;font-size:1.3rem;font-weight:700}.how-grid{grid-template-columns:repeat(4,1fr);gap:16px;display:grid}@media (width<=900px){.how-grid{grid-template-columns:repeat(2,1fr)}}@media (width<=600px){.how-grid{grid-template-columns:1fr}}.how-step{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.how-num{background:var(--accent);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;margin-bottom:12px;font-size:.85rem;font-weight:700;display:flex}.how-step h3{margin-bottom:6px;font-size:.92rem;font-weight:600}.how-step p{color:var(--text-dim);font-size:.84rem;line-height:1.6}.formula-pills2{padding:2rem 0}.fp2-title{margin-bottom:1.5rem;font-size:1.3rem;font-weight:700}.fp2-grid{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}@media (width<=900px){.fp2-grid{grid-template-columns:1fr}}.fp2-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.fp2-card h3{color:var(--accent);margin-bottom:8px;font-size:.9rem;font-weight:600}.fp2-eq{font-family:var(--font-mono);color:var(--accent);background:#10b98114;border:1px solid #10b98133;border-radius:8px;margin-bottom:10px;padding:8px 12px;font-size:.82rem}.fp2-card p{color:var(--text-dim);font-size:.84rem;line-height:1.6}.gloss-section2{padding:2rem 0}.g-title2{margin-bottom:1.5rem;font-size:1.3rem;font-weight:700}.g-grid2{grid-template-columns:repeat(2,1fr);gap:12px;display:grid}@media (width<=600px){.g-grid2{grid-template-columns:1fr}}.g-item2{background:var(--card);border:1px solid var(--border);border-radius:10px;flex-direction:column;gap:4px;padding:14px;display:flex}.g-item2 strong{color:var(--accent);font-size:.88rem}.g-item2 span{color:var(--text-dim);font-size:.84rem;line-height:1.6}.ex-section2{padding:2rem 0}.ex-title2{margin-bottom:1.5rem;font-size:1.3rem;font-weight:700}.ex-grid2{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}@media (width<=900px){.ex-grid2{grid-template-columns:1fr}}.ex-card2{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.ex-num2{font-family:var(--font-mono);color:var(--accent);text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px;font-size:.72rem}.ex-card2 h3{margin-bottom:8px;font-size:.92rem;font-weight:600}.ex-card2 p{color:var(--text-dim);margin-bottom:4px;font-size:.84rem;line-height:1.6}.calc-article{padding:2rem 0}.article-title{margin-bottom:1.5rem;font-size:1.3rem;font-weight:700}.calc-article article h3{color:var(--accent);margin:1.2rem 0 .5rem;font-size:1rem;font-weight:600}.calc-article article p{color:var(--text-dim);margin-bottom:.8rem;font-size:.88rem;line-height:1.7}.faq-section{padding:2rem 0}.faq-title{margin-bottom:1.5rem;font-size:1.3rem;font-weight:700}.faq-list{flex-direction:column;display:flex}.faq-item{border-bottom:1px solid #ffffff0f}.faq-item__question{cursor:pointer;color:var(--text-main);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-dim);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-dim);padding:0 4px 14px;font-size:.85rem;line-height:1.75}.calc-related{padding:2rem 0}.related-title{margin-bottom:1.5rem;font-size:1.3rem;font-weight:700}@media (width<=768px){.main-container{padding:16px}.calc-title{font-size:1.5rem}.tab-btn{padding:8px 12px;font-size:.81rem}.action-bar{gap:6px}.action-btn{min-width:60px;font-size:.7rem}}[data-theme=light]{--bg-dark:#e8edf5;--card:#fffffff2;--input-bg:#fff;--text-main:#0f172a;--text-dim:#334155;--text-muted:#64748b;--cyan:#0e7490;--purple:#7c3aed;--green:#059669;--red:#dc2626;--amber:#d97706;--border:#0000001a;--accent:#059669}[data-theme=light] body{background:var(--bg-dark);color:var(--text-main)}[data-theme=light] .calc-breadcrumb,[data-theme=light] .calc-breadcrumb a{color:#64748b}[data-theme=light] .card{background:#fff;border-color:#0000001f;box-shadow:0 2px 12px #00000017}[data-theme=light] .form-input{color:#0f172a;background:#fff;border-color:#00000026}[data-theme=light] .form-input:focus{border-color:var(--accent)}[data-theme=light] select.form-input{background:#fff}[data-theme=light] input::placeholder{color:#0006}[data-theme=light] input,[data-theme=light] select{color-scheme:light}[data-theme=light] .tab-nav{border-bottom-color:#0000001a}[data-theme=light] .tab-btn{color:#475569}[data-theme=light] .tab-btn:hover{color:#0f172a;background:#0000000a}[data-theme=light] .tab-btn.active{color:var(--accent);border-bottom-color:var(--accent);background:#0596690f}[data-theme=light] .gender-toggle{background:#edf2f9}[data-theme=light] .gender-btn{color:#475569}[data-theme=light] .gender-btn.active{color:var(--accent);background:#0596691f;border-color:#0596694d}[data-theme=light] .mode-toggle{background:#edf2f9}[data-theme=light] .mode-btn{color:#475569}[data-theme=light] .mode-btn.active{background:var(--accent);color:#fff}[data-theme=light] .checkbox-label{color:#334155}[data-theme=light] .hero-result{background:#f0fdf4!important;border-color:#05966940!important}[data-theme=light] .hero-label{color:#64748b}[data-theme=light] .hero-sub{color:#334155}[data-theme=light] .bp-gauge-section{background:#f0f4f9;border-color:#0000001a}[data-theme=light] .bp-zone-bar{box-shadow:0 1px 6px #00000026}[data-theme=light] .inner-chart-card{background:#f0f4f9;border-color:#0000001a}[data-theme=light] .formula-pill{color:var(--accent);background:#05966914;border-color:#05966940}[data-theme=light] .stat-card{border-color:#0000001a;border-left-color:var(--purple);background:#f0f4f9;box-shadow:0 1px 4px #0000000f}[data-theme=light] .stat-label{color:#64748b}[data-theme=light] .stat-value{color:#0f172a}[data-theme=light] .alert-info{color:#0e7490;background:#eff9fb;border-color:#0e74904d}[data-theme=light] .alert-success{color:#059669;background:#f0fdf4;border-color:#0596694d}[data-theme=light] .alert-warn{color:#d97706;background:#fffbeb;border-color:#d977064d}[data-theme=light] .alert-danger{color:#dc2626;background:#fff1f2;border-color:#dc26264d}[data-theme=light] .action-bar{border-top-color:#00000014}[data-theme=light] .action-btn{color:#334155;background:#f0f4f9;border-color:#0000001f}[data-theme=light] .action-btn:hover{border-color:var(--accent);color:var(--accent);background:#0596690f}[data-theme=light] .action-btn.log-btn{color:var(--accent);border-color:#05966959}[data-theme=light] .toast-success{background:#059669}[data-theme=light] .toast-warn{background:#d97706}[data-theme=light] .toast-error{background:#dc2626}[data-theme=light] .hist-stat{background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000f}[data-theme=light] .hist-stat-label{color:#64748b}[data-theme=light] .hist-stat-val{color:#0f172a}[data-theme=light] .me-stat{border-left-color:var(--cyan)}[data-theme=light] .trend-up{color:#dc2626;background:#dc262614}[data-theme=light] .trend-down{color:#059669;background:#05966914}[data-theme=light] .trend-stable{color:#64748b;background:#64748b1a}[data-theme=light] .reading-log-table th{color:#0f172a;background:#05966912;border-bottom-color:#0000001a}[data-theme=light] .reading-log-table td{border-bottom-color:#0000000f}[data-theme=light] .reading-log-table tr:hover td{background:#f0f4f9}[data-theme=light] .log-date,[data-theme=light] .log-notes{color:#64748b}[data-theme=light] .del-btn{color:#0003}[data-theme=light] .del-btn:hover{color:#dc2626;background:#dc262614}[data-theme=light] .chart-legend-row{color:#334155}[data-theme=light] .risk-hero{background:#f0fdf4;border-color:#05966933}[data-theme=light] .risk-hero-label{color:#64748b}[data-theme=light] .whatif-card{border-color:#0000001a;border-left-color:var(--cyan);background:#f0f4f9}[data-theme=light] .whatif-label{color:#64748b}[data-theme=light] .whatif-value{color:var(--accent)}[data-theme=light] .whatif-desc{color:#475569}[data-theme=light] .rec-card{background:#f0f4f9;border-color:#0000001a}[data-theme=light] .rec-card:hover{border-color:#0596694d}[data-theme=light] .rec-title{color:var(--accent)}[data-theme=light] .rec-desc{color:#475569}[data-theme=light] .how-step{background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000f}[data-theme=light] .how-step h3{color:#0f172a}[data-theme=light] .how-step p{color:#475569}[data-theme=light] .how-num{background:var(--accent)}[data-theme=light] .fp2-card{background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000f}[data-theme=light] .fp2-card h3{color:var(--accent)}[data-theme=light] .fp2-eq{color:var(--accent);background:#0596690f;border-color:#05966933}[data-theme=light] .fp2-card p{color:#475569}[data-theme=light] .g-item2{background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000f}[data-theme=light] .g-item2 strong{color:var(--accent)}[data-theme=light] .g-item2 span{color:#475569}[data-theme=light] .ex-card2{background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000f}[data-theme=light] .ex-num2{color:var(--accent)}[data-theme=light] .ex-card2 h3{color:#0f172a}[data-theme=light] .ex-card2 p{color:#475569}[data-theme=light] .calc-article article h3{color:var(--accent)}[data-theme=light] .calc-article article p{color:#475569}[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:#05966959;box-shadow:0 2px 10px #05966914}[data-theme=light] .faq-item[open]{border-color:#05966966;border-left:3px solid var(--accent);box-shadow:0 2px 12px #0596691a}[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:var(--accent)}[data-theme=light] .faq-item__answer{color:#475569;border-top:1px solid #0000000f;padding:12px 16px 16px}