:root{--accent:#00d1c1;--bg-dark:#050510;--bg-card:#0d0d1f;--bg-input:#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","Courier New",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)}.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-dim);margin-bottom:24px;font-size:.96rem}.tab-nav{border-bottom:1px solid var(--border);gap:2px;margin-bottom:24px;display:flex}.tab-btn{color:var(--text-dim);cursor:pointer;white-space:nowrap;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:minmax(0,1fr);overflow:hidden}}.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)}.form-group{margin-bottom:16px}.form-label{color:var(--text-dim);margin-bottom:6px;font-size:.82rem;font-weight:500;display:block}.section-title{margin-bottom:14px;font-size:1rem;font-weight:700}.form-input,.form-select{background:var(--bg-input);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,.form-select:focus{border-color:var(--accent);outline:none}.form-select option{background:var(--bg-card)}.hero-result{text-align:center;border-radius:var(--radius);background:linear-gradient(135deg,#00d1c114,#00f3ff0a);border:1px solid #00d1c133;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:2.2rem;font-weight:800;line-height:1.1}.hero-sub{color:var(--text-dim);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-main);font-size:1.05rem;font-weight:700}.formula-strip{flex-wrap:wrap;gap:8px;margin-bottom:16px;display:flex;overflow-x:auto}.formula-pill{color:var(--accent);white-space:nowrap;background:#00d1c11a;border:1px solid #00d1c14d;border-radius:20px;flex-shrink:0;padding:5px 14px;font-size:.75rem}.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:.84rem;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}.inner-tab-nav{border-bottom:1px solid var(--border);gap:2px;margin-bottom:12px;display:flex}.inner-tab-btn{color:var(--text-muted);cursor:pointer;white-space:nowrap;background:0 0;border:none;border-bottom:2px solid #0000;margin-bottom:-1px;padding:7px 16px;font-family:inherit;font-size:.8rem;transition:all .2s}.inner-tab-btn:hover{color:var(--text-main)}.inner-tab-btn.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}.inner-tab-content{display:none}.inner-tab-content.active{display:block}.chart-wrap{height:220px;margin:10px 0 16px;position:relative}.cycle-card{border:1px solid #f59e0b4d;border-left:4px solid var(--amber);border-radius:var(--radius);background:#f59e0b14;margin-bottom:16px;padding:14px 18px}.cycle-card-title{color:var(--amber);text-transform:uppercase;letter-spacing:.06em;margin-bottom:10px;font-size:.79rem;font-weight:700}.cycle-stats{grid-template-columns:repeat(4,1fr);gap:10px;display:grid}@media (width<=500px){.cycle-stats{grid-template-columns:repeat(2,1fr)}}.cycle-stat-val{color:var(--amber);font-size:1.2rem;font-weight:800;line-height:1.1;display:block}.cycle-stat-lbl{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-top:3px;font-size:.67rem;display:block}.cycle-note{color:var(--text-dim);margin-top:10px;font-size:.8rem;line-height:1.55}.action-bar{flex-wrap:wrap;gap:10px;margin:16px 0;display:flex}.act-btn{color:var(--text-dim);cursor:pointer;background:#ffffff0a;border:1px solid #ffffff1a;border-radius:8px;padding:8px 18px;font-family:inherit;font-size:.84rem;font-weight:600;transition:all .2s}.act-btn:hover{color:var(--cyan);background:#00f3ff14;border-color:#00f3ff4d}.zones-header{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:20px;display:flex}.zones-header-text h3{margin-bottom:4px;font-size:1.1rem;font-weight:700}.zones-header-text p{color:var(--text-dim);font-size:.85rem}.zone-add-btn{color:var(--accent);cursor:pointer;white-space:nowrap;background:#00d1c11f;border:1px solid #00d1c159;border-radius:8px;padding:9px 18px;font-family:inherit;font-size:.87rem;font-weight:700;transition:all .2s}.zone-add-btn:hover{background:#00d1c138}.zone-row{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:12px;padding:16px}.zone-row-header{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.zone-name-input{border:none;border-bottom:1px solid var(--border);color:var(--text-main);background:0 0;min-width:140px;padding:2px 6px;font-family:inherit;font-size:.97rem;font-weight:700;transition:border-color .2s}.zone-name-input:focus{border-color:var(--accent);outline:none}.zone-remove-btn{color:#f87171;cursor:pointer;background:#ef44441a;border:1px solid #ef444440;border-radius:6px;padding:4px 10px;font-family:inherit;font-size:.8rem;transition:all .2s}.zone-remove-btn:hover{background:#ef444438}.zone-row-body{grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;display:grid}.zone-field label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:5px;font-size:.73rem;font-weight:500;display:block}.zone-field input,.zone-field select{background:var(--bg-input);border:1px solid var(--border);width:100%;color:var(--text-main);border-radius:7px;padding:8px 12px;font-family:inherit;font-size:.87rem;transition:border-color .2s}.zone-field input:focus,.zone-field select:focus{border-color:var(--accent);outline:none}.zone-field select option{background:var(--bg-card)}.zone-summary-grid{grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px;margin:20px 0;display:grid}.zone-summary-card{background:var(--bg-card);border:1px solid var(--border);border-left:3px solid var(--accent);border-radius:var(--radius);padding:14px}.zone-summary-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:6px;font-size:.71rem;display:block}.zone-summary-val{color:var(--text-main);font-size:1.1rem;font-weight:700}.install-card{border-radius:var(--radius);background:#00d1c10d;border:1px solid #00d1c12e;margin:20px 0;padding:16px 20px}.install-title{color:var(--accent);text-transform:uppercase;letter-spacing:.05em;margin-bottom:12px;font-size:.83rem;font-weight:700}.install-range{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;margin-bottom:8px;display:flex}.install-low{color:#10b981;font-size:1.15rem;font-weight:700}.install-est{color:var(--accent);font-size:1.55rem;font-weight:800}.install-high{color:var(--amber);font-size:1.15rem;font-weight:700}.install-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-top:2px;font-size:.64rem;display:block}.install-note{color:var(--text-muted);font-size:.78rem}.chart-wrap-tall{height:240px;margin:16px 0;position:relative}.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:#00d1c11a;padding:10px 14px;font-weight:600}.data-table td{color:var(--text-dim);border-bottom:1px solid #ffffff0a;padding:9px 14px}.data-table tr:hover td{background:#ffffff05}.season-row.summer td{color:#fcd34d}.season-row.winter td{color:#93c5fd}.season-row.shoulder td{color:#6ee7b7}.smart-card{border-radius:var(--radius);background:#10b9810f;border:1px solid #10b98140;margin:20px 0;padding:20px}.smart-card-title{color:#10b981;align-items:center;gap:8px;margin-bottom:14px;font-size:1rem;font-weight:700;display:flex}.smart-badge{color:#10b981;letter-spacing:.05em;background:#10b98133;border-radius:12px;padding:3px 10px;font-size:.72rem;font-weight:700}.smart-stats{grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:12px;margin-bottom:12px;display:grid}.smart-stat-val{color:#10b981;font-size:1.4rem;font-weight:800;line-height:1.1;display:block}.smart-stat-lbl{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-top:4px;font-size:.68rem;display:block}.smart-savings-row{color:var(--text-dim);grid-template-columns:1fr 1fr;gap:16px;font-size:.85rem;display:grid}.smart-savings-row strong{color:#10b981}.seasonal-note{color:var(--text-muted);margin-bottom:16px;font-size:.82rem}.toast{z-index:9999;border-radius:10px;max-width:320px;padding:12px 20px;font-size:.88rem;animation:.3s toastIn;position:fixed;bottom:24px;right:24px}.toast-success{color:#fff;background:#10b981f0;border:1px solid #10b98180}.toast-warn{color:#fff;background:#f59e0bf0;border:1px solid #f59e0b80}.toast-error{color:#fff;background:#ef4444f0;border:1px solid #ef444480}@keyframes toastIn{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}.calc-back-to-top{background:var(--bg-card);border:1px solid var(--border);cursor:pointer;opacity:0;z-index:998;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;transition:opacity .3s;display:flex;position:fixed;bottom:24px;right:24px}.calc-back-to-top svg{width:20px;height:20px;stroke:var(--text-dim)}.calc-back-to-top:hover{border-color:var(--accent)}.page-sections-outer{max-width:1600px;margin:0 auto;padding:0 1.5rem 3rem}.calc-content-wrapper{max-width:1200px;margin:0 auto;padding:0 24px}.calc-section{margin:48px 0}.calc-section__title{color:var(--text-main);margin-bottom:20px;font-size:1.4rem;font-weight:700}.calc-howto-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;display:grid}.calc-howto-card{border-radius:var(--radius);background:#00f3ff0a;border:1px solid #00f3ff26;padding:20px}.calc-howto-card__number{color:#00f3ff47;margin-bottom:8px;font-size:2rem;font-weight:800;line-height:1}.calc-howto-card__title{color:var(--text-main);margin-bottom:6px;font-size:.97rem;font-weight:700}.calc-howto-card__body{color:var(--text-dim);margin:0;font-size:.85rem;line-height:1.6}.calc-formula-box{border-radius:var(--radius);background:#bc13fe0f;border:1px solid #bc13fe33;margin-bottom:16px;padding:20px}.calc-formula-box h3{color:var(--text-main);margin-bottom:8px;font-size:.95rem;font-weight:700}.calc-formula-box__equation{font-family:var(--font-mono);color:#bc13fe;margin-bottom:8px;font-size:1rem}.calc-formula-box__description{color:var(--text-dim);margin:0;font-size:.83rem;line-height:1.6}.calc-glossary dl{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;display:grid}.calc-glossary-item{border-left:3px solid var(--cyan);background:#ffffff05;border-radius:0 8px 8px 0;padding:12px 14px}.calc-glossary-item dt{color:var(--text-main);margin-bottom:4px;font-size:.9rem;font-weight:700}.calc-glossary-item dd{color:var(--text-dim);margin:0;font-size:.82rem;line-height:1.6}.calc-examples__grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;display:grid}.calc-example-card{border-radius:var(--radius);background:#00f3ff08;border:1px solid #00f3ff1f;padding:20px}.calc-example-card__number{color:var(--cyan);letter-spacing:.06em;text-transform:uppercase;background:#00f3ff1f;border-radius:12px;margin-bottom:10px;padding:3px 10px;font-size:.73rem;font-weight:700;display:inline-block}.calc-example-card__scenario{color:var(--text-main);margin-bottom:6px;font-size:.95rem;font-weight:700}.calc-example-card__inputs{color:var(--text-dim);margin-bottom:6px;font-size:.82rem}.calc-example-card__result{color:var(--cyan);font-size:.85rem}.calc-comparison-table-wrapper{overflow-x:auto}.calc-comparison-table{border-collapse:collapse;width:100%;font-size:.87rem}.calc-comparison-table th{color:var(--accent);text-align:left;border-bottom:1px solid var(--border);background:#00d1c11a;padding:10px 14px;font-weight:600}.calc-comparison-table td{color:var(--text-dim);border-bottom:1px solid #ffffff0a;padding:9px 14px}.calc-related__grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px;display:grid}.calc-article article{color:var(--text-dim);font-size:.92rem;line-height:1.7}.calc-article article h3{color:var(--text-main);margin:20px 0 8px;font-size:1.05rem;font-weight:700}.calc-article article p{margin:0 0 12px}.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(--accent)}.faq-item__answer{color:var(--text-dim);padding:0 4px 14px;font-size:.85rem;line-height:1.75}[data-theme=light]{--bg-dark:#e8edf5;--bg-card:#fff;--bg-input:#f0f4f9;--text-main:#0f172a;--text-dim:#334155;--text-muted:#64748b;--cyan:#0e7490;--purple:#7c3aed;--green:#065f46;--red:#dc2626;--amber:#a16207;--border:#0000001a;--accent:#0e7490}[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] .calc-breadcrumb a:hover{color:#0e7490}[data-theme=light] .card{background:#fff;border-color:#0000001a;box-shadow:0 2px 8px #0000000f}[data-theme=light] .form-input,[data-theme=light] .form-select{color:#0f172a;background:#fff;border-color:#0000001f}[data-theme=light] .form-select option{background:#fff}[data-theme=light] .form-input:focus,[data-theme=light] .form-select:focus{border-color:#0e7490}[data-theme=light] .hero-result{background:linear-gradient(135deg,#0e749014,#0e74900a);border-color:#0e749040}[data-theme=light] .hero-value{color:#0e7490;text-shadow:none}[data-theme=light] .hero-sub{color:#334155}[data-theme=light] .stat-card{background:#f0f4f9;border-color:#0000001a #0000001a #0000001a #7c3aed;box-shadow:0 1px 4px #0000000f}[data-theme=light] .stat-value{color:#0f172a}[data-theme=light] .stat-label{color:#64748b}[data-theme=light] .tab-nav{border-bottom-color:#0000001a}[data-theme=light] .tab-btn{color:#475569}[data-theme=light] .tab-btn:hover{color:#0f172a}[data-theme=light] .tab-btn.active{color:#0e7490;border-bottom-color:#0e7490}[data-theme=light] .formula-pill{color:#0e7490;background:#0e74901a;border-color:#0e749040}[data-theme=light] .alert-info{color:#0f766e;background:#eff9fb;border-color:#0e74904d}[data-theme=light] .alert-success{color:#065f46;background:#f0fdf4;border-color:#065f464d}[data-theme=light] .alert-warn{color:#a16207;background:#fffbeb;border-color:#a162074d}[data-theme=light] .inner-tab-nav{border-bottom-color:#0000001a}[data-theme=light] .inner-tab-btn{color:#475569}[data-theme=light] .inner-tab-btn:hover{color:#0f172a}[data-theme=light] .inner-tab-btn.active{color:#0e7490;border-bottom-color:#0e7490}[data-theme=light] .cycle-card{background:#fffbeb;border-color:#a162074d #a162074d #a162074d #a16207}[data-theme=light] .cycle-card-title,[data-theme=light] .cycle-stat-val{color:#a16207}[data-theme=light] .cycle-note{color:#475569}[data-theme=light] .act-btn{color:#334155;background:#0000000a;border-color:#0000001f}[data-theme=light] .act-btn:hover{color:#0e7490;background:#0e749014;border-color:#0e74904d}[data-theme=light] .zone-row{background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000f}[data-theme=light] .zone-name-input{color:#0f172a;border-bottom-color:#00000026}[data-theme=light] .zone-add-btn{color:#0e7490;background:#0e74901a;border-color:#0e74904d}[data-theme=light] .zone-field input,[data-theme=light] .zone-field select{color:#0f172a;background:#fff;border-color:#0000001f}[data-theme=light] .zone-field select option{background:#fff}[data-theme=light] .zone-summary-card{background:#f0f4f9;border-color:#0000001a #0000001a #0000001a #0e7490}[data-theme=light] .zone-summary-val{color:#0f172a}[data-theme=light] .zone-summary-label{color:#64748b}[data-theme=light] .install-card{background:#eff9fb;border-color:#0e749033}[data-theme=light] .install-title,[data-theme=light] .install-est{color:#0e7490}[data-theme=light] .install-note{color:#64748b}[data-theme=light] .data-table th{color:#0e7490;background:#0e74901a}[data-theme=light] .data-table td{color:#334155;border-bottom-color:#0000000f}[data-theme=light] .data-table tr:hover td{background:#00000008}[data-theme=light] .season-row.summer td{color:#a16207}[data-theme=light] .season-row.winter td{color:#1d4ed8}[data-theme=light] .season-row.shoulder td{color:#065f46}[data-theme=light] .smart-card{background:#f0fdf4;border-color:#065f4633}[data-theme=light] .smart-card-title{color:#065f46}[data-theme=light] .smart-badge{color:#065f46;background:#065f4626}[data-theme=light] .smart-stat-val,[data-theme=light] .smart-savings-row strong{color:#065f46}[data-theme=light] .seasonal-note{color:#64748b}[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:#0e749059;box-shadow:0 2px 10px #0e749014}[data-theme=light] .faq-item[open]{border-color:#0e749066 #0e749066 #0e749066 #0e7490;border-left-style:solid;border-left-width:3px;box-shadow:0 2px 12px #0e74901a}[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:#0e7490}[data-theme=light] .faq-item__answer{color:#475569;border-top:1px solid #0000000f;padding:12px 16px 16px}[data-theme=light] .calc-howto-card{background:#f0f4f9;border-color:#0e749033}[data-theme=light] .calc-howto-card__number{color:#0e74904d}[data-theme=light] .calc-howto-card__title{color:#0f172a}[data-theme=light] .calc-howto-card__body{color:#334155}[data-theme=light] .calc-formula-box{background:#7c3aed0f;border-color:#7c3aed33}[data-theme=light] .calc-formula-box h3{color:#0f172a}[data-theme=light] .calc-formula-box__equation{color:#7c3aed}[data-theme=light] .calc-formula-box__description{color:#475569}[data-theme=light] .calc-glossary-item{background:#f0f4f9;border-left-color:#0e7490}[data-theme=light] .calc-glossary-item dt{color:#0f172a}[data-theme=light] .calc-glossary-item dd{color:#475569}[data-theme=light] .calc-example-card{background:#f0f4f9;border-color:#0e749026}[data-theme=light] .calc-example-card__number{color:#0e7490;background:#0e74901f}[data-theme=light] .calc-example-card__scenario{color:#0f172a}[data-theme=light] .calc-example-card__inputs{color:#475569}[data-theme=light] .calc-example-card__result{color:#0e7490}[data-theme=light] .calc-comparison-table th{color:#0e7490;background:#0e74901a}[data-theme=light] .calc-comparison-table td{color:#334155;border-bottom-color:#0000000f}[data-theme=light] .calc-article article{color:#334155}[data-theme=light] .calc-article article h3,[data-theme=light] .calc-section__title{color:#0f172a}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:#ffffff08}::-webkit-scrollbar-thumb{background:#ffffff26;border-radius:3px}[data-theme=light] ::-webkit-scrollbar-track{background:#0000000d}[data-theme=light] ::-webkit-scrollbar-thumb{background:#0003}@media (width<=900px){.main-container{padding:16px}.calc-title{font-size:1.5rem}.tab-btn{padding:8px 12px;font-size:.81rem}.zone-row-body{grid-template-columns:minmax(0,1fr);overflow:hidden}}@media (width<=600px){.zones-header{flex-direction:column}.smart-savings-row{grid-template-columns:minmax(0,1fr);overflow:hidden}.cycle-stats{grid-template-columns:repeat(2,1fr)}.install-range{flex-direction:column;align-items:flex-start}}.formula-pills2{margin-bottom:3rem}.fp2-title{margin-bottom:1rem;font-size:1.1rem;font-weight:700}.fp2-grid{grid-template-columns:repeat(3,1fr);gap:.75rem;display:grid}@media (width<=700px){.fp2-grid{grid-template-columns:repeat(2,1fr)}}.fp2-pill{background:#00f3ff0f;border:1px solid #00f3ff26;border-radius:10px;flex-direction:column;gap:4px;padding:.75rem 1rem;display:flex}[data-theme=light] .fp2-pill{background:#0e74900f;border-color:#0e749033}.fp2-name{color:var(--text-dim);text-transform:uppercase;letter-spacing:.04em;font-size:.72rem}.fp2-eq{font-family:var(--font-mono);color:var(--cyan);font-size:.82rem;font-weight:600}[data-theme=light] .fp2-eq{color:#0e7490}.how-title{margin-bottom:1.5rem;font-size:1.25rem;font-weight:700}.how-steps{flex-direction:column;gap:1rem;list-style:none;display:flex}.how-step{color:var(--text-dim,#88a);align-items:flex-start;gap:1rem;font-size:.9rem;line-height:1.7;display:flex}.how-num{background:var(--cyan,#00f3ff);color:#050510;font-family:var(--font-mono,monospace);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;min-width:28px;height:28px;font-size:.85rem;font-weight:700;display:flex}[data-theme=light] .how-num{color:#fff;background:#0e7490}.how-step strong{color:var(--text-main,#fff)}.gloss-section2{margin-bottom:3rem}.gs2-title{margin-bottom:1rem;font-size:1.1rem;font-weight:700}.gs2-grid{grid-template-columns:repeat(2,1fr);gap:1rem;display:grid}@media (width<=700px){.gs2-grid{grid-template-columns:1fr}}.gs2-item{background:var(--card,#ffffff0a);border:1px solid var(--border,#ffffff1a);color:var(--text-dim,#88a);border-radius:10px;padding:1rem;font-size:.83rem;line-height:1.7}[data-theme=light] .gs2-item{background:#fff;border-color:#0000001a;box-shadow:0 1px 3px #0000000d}.gs2-item strong{color:var(--text-main,#fff)}@media print{.glass-navbar,.calc-page-footer,.calc-back-to-top,.tab-nav,.tabs-outer,.outer-tab-nav,.tab-btn,.act-row,.act-row2,.action-bar,.btn-copy,.btn-share,.btn-csv,.btn-pdf,.btn-export-pdf,.share-btn,.copy-btn,.print-btn,.how-section,.formula-pills2,.gloss-section2,.ex-section2,.faq-section,.faq-section-extra,.calc-related,.page-sections-outer{display:none!important}body{color:#000;background:#fff}.result-card,.stat-card,.card,.glass-card,.result-panel{box-shadow:none;page-break-inside:avoid;color:#000;background:#fff;border:1px solid #ccc}.stat-value,.stat-label,.result-value,h1,h2,h3{color:#000;text-shadow:none}.tab-panel{display:block!important}}