:root{--accent:gold;--bg-dark:#050510;--bg-app:#050510;--bg-card:#0d0d1f;--bg-input:#111128;--text-main:#fff;--text-dim:#88a;--text-muted:#557;--cyan:#00f3ff;--purple:#bc13fe;--teal:#00d1c1;--green:#10b981;--red:#f43f5e;--amber:#f59e0b;--border:#ffffff14;--radius:12px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-app);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}.tab-nav{border-bottom:1px solid var(--border);margin-bottom:24px;display:flex;overflow-x:auto}.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(--teal)}.result-card{border-left:3px solid var(--purple)}.section-title{margin-bottom:14px;font-size:1rem;font-weight:700}.form-group{margin-bottom:16px}.form-label{color:var(--text-dim);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-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)}.inline-inputs{grid-template-columns:1fr 1fr;gap:8px;display:grid}.shape-chips{flex-wrap:wrap;gap:7px;margin-bottom:16px;display:flex}.shape-chip{border:1px solid var(--border);background:var(--bg-input);color:var(--text-dim);cursor:pointer;border-radius:8px;padding:7px 13px;font-family:inherit;font-size:.82rem;transition:all .18s}.shape-chip:hover{color:var(--text-main);border-color:#ffd70066}.shape-chip.active{border-color:var(--accent);color:var(--accent);background:#ffd7001a;font-weight:600}#neuteredRow{display:none}#neuteredRow.visible{display:block}.adv-costs>summary{cursor:pointer;user-select:none;color:var(--teal);letter-spacing:.02em;margin-bottom:0;font-size:.81rem;font-weight:600;list-style:none}.adv-costs>summary::-webkit-details-marker{display:none}.adv-costs[open]>summary{color:var(--accent)}.hero-result{text-align:center;border-radius:var(--radius);background:linear-gradient(135deg,#ffd7001a,#ffd70008);border:1px solid #ffd70040;margin-bottom:16px;padding:22px}.hero-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.09em;margin-bottom:6px;font-size:.76rem}.hero-value{color:var(--accent);font-size:2rem;font-weight:800;line-height:1.1}.hero-sub{color:var(--text-dim);margin-top:5px;font-size:.84rem}.formula-strip{flex-wrap:wrap;gap:7px;margin-bottom:16px;display:flex}.formula-pill{color:var(--accent);white-space:nowrap;background:#ffd7001a;border:1px solid #ffd7004d;border-radius:20px;padding:5px 13px;font-size:.74rem}.stat-grid{grid-template-columns:repeat(3,1fr);gap:11px;margin-bottom:16px;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:12px}.stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:4px;font-size:.69rem}.stat-value{font-size:1.04rem;font-weight:700}.meal-card{border-radius:var(--radius);background:#ffd7000d;border:1px solid #ffd7002e;margin-bottom:16px;padding:14px 16px}#mealTimes{gap:10px;margin-top:10px;display:grid}.meal-time-item{text-align:center;background:#ffffff08;border:1px solid #ffffff0f;border-radius:8px;padding:10px 6px}.meal-time-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;font-size:.69rem}.meal-time-amount{color:var(--accent);margin-top:4px;font-size:.9rem;font-weight:700}.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}.alert-info{border-color:var(--teal);color:#7fffd4;background:#00d1c114}.alert-warn{border-color:var(--amber);color:#fcd34d;background:#f59e0b14}.alert-success{border-color:var(--green);color:#6ee7b7;background:#10b98114}.data-table{border-collapse:collapse;width:100%;font-size:.86rem}.data-table th{color:var(--accent);text-align:left;border-bottom:1px solid var(--border);background:#ffd7001a;padding:10px 13px;font-weight:600}.data-table td{color:var(--text-dim);border-bottom:1px solid #ffffff0a;padding:9px 13px}.data-table tr:hover td{background:#ffffff05}.toxic-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px;margin-top:12px;display:grid}.toxic-item{color:#fca5a5;background:#f43f5e14;border:1px solid #f43f5e40;border-radius:8px;padding:10px 13px;font-size:.84rem}.toxic-item strong{color:#f87171;margin-bottom:3px;display:block}.scenario-cards{grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:24px;display:grid}@media (width<=720px){.scenario-cards{grid-template-columns:minmax(0,1fr);overflow:hidden}}.scenario-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;transition:border-color .2s}.scenario-card.current{background:#ffd7000d;border-color:#ffd70073}.scenario-badge{text-transform:uppercase;letter-spacing:.06em;border-radius:20px;margin-bottom:10px;padding:3px 10px;font-size:.72rem;font-weight:700;display:inline-block}.badge-loss{color:#fdba74;background:#fb923c26}.badge-maint{color:gold;background:#ffd70026}.badge-grow{color:#6ee7b7;background:#10b98126}.scenario-kcal{color:var(--accent);margin:6px 0 4px;font-size:1.85rem;font-weight:800;line-height:1}.matrix-wrap{border-radius:10px;margin:20px 0;overflow-x:auto}.matrix-table{border-collapse:collapse;width:100%;font-size:.78rem}.matrix-table th{color:gold;text-align:center;white-space:nowrap;background:#ffd7001a;border:1px solid #ffffff12;padding:8px 10px;font-weight:600}.matrix-table td{text-align:center;border:1px solid #ffffff0d;padding:7px 10px;font-size:.8rem;transition:background .15s}.matrix-cell-low{color:#a0f0ff;background:#00f3ff14}.matrix-cell-mid{color:#ffe066;background:#ffd7000f}.matrix-cell-high{color:#fcd34d;background:#f59e0b1f}.matrix-cell-current{font-weight:800;color:gold!important;background:#ffd70038!important;border:2px solid gold!important}.bcs-grid{grid-template-columns:repeat(auto-fit,minmax(155px,1fr));gap:10px;margin-top:12px;display:grid}.bcs-card{border-radius:10px;padding:12px 14px;font-size:.83rem;line-height:1.5}.bcs-card strong{margin-bottom:4px;font-size:.88rem;display:block}.bcs-emaciated{color:#fca5a5;background:#f43f5e1a;border:1px solid #f43f5e4d}.bcs-emaciated strong{color:#f87171}.bcs-under{color:#fcd34d;background:#f59e0b1a;border:1px solid #f59e0b4d}.bcs-under strong{color:#fbbf24}.bcs-ideal{color:#6ee7b7;background:#10b9811a;border:1px solid #10b9814d}.bcs-ideal strong{color:#34d399}.bcs-over{color:#fdba74;background:#fb923c1a;border:1px solid #fb923c4d}.bcs-over strong{color:#fb923c}.bcs-obese{color:#fca5a5;background:#f43f5e1a;border:1px solid #f43f5e4d}.bcs-obese strong{color:#f87171}.feeding-schedule-card{border-radius:var(--radius);background:#ffd7000d;border:1px solid #ffd70033;margin-top:20px;padding:16px}.feeding-time-grid{gap:10px;margin-top:12px;display:grid}.feeding-time-slot{text-align:center;background:#ffffff08;border:1px solid #ffffff0f;border-radius:8px;padding:12px 8px}.feeding-time-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;font-size:.69rem}.feeding-time-amount{color:gold;margin-top:5px;font-size:.95rem;font-weight:700}.faq-section{max-width:1200px;margin:48px auto 0;padding:0 24px 48px}.faq-section h2{margin-bottom:20px;font-size:1.5rem}.faq-item{border:1px solid var(--border);border-radius:8px;margin-bottom:8px;overflow:hidden}.faq-q{cursor:pointer;justify-content:space-between;align-items:center;padding:13px 18px;font-size:.93rem;font-weight:500;display:flex}.faq-a{color:var(--text-dim);padding:0 18px 13px;font-size:.87rem;line-height:1.6;display:none}.faq-item.open .faq-a{display:block}.related-section{max-width:1200px;margin:0 auto;padding:0 24px 48px}.related-section h2{margin-bottom:16px;font-size:1.3rem}.related-grid{grid-template-columns:repeat(auto-fill,minmax(185px,1fr));gap:12px;display:grid}.related-card{background:var(--bg-card);border:1px solid var(--border);color:var(--text-dim);border-radius:8px;padding:13px;font-size:.87rem;transition:all .2s}.related-card:hover{border-color:var(--accent);color:var(--text-main)}.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}.tab-btn{padding:8px 12px;font-size:.81rem}}[data-theme=light]{--bg-app:#f1f5f9;--bg-card:#fff;--bg-input:#eef2f7;--text-main:#0f172a;--text-dim:#334155;--text-muted:#64748b;--border:#0000001f;--accent:#a16207;--teal:#0f766e;--purple:#7c3aed;--amber:#d97706}[data-theme=light] body{color:#0f172a;background:#f1f5f9}[data-theme=light] .card{background:#fff;border-color:#0000001c;box-shadow:0 2px 8px #00000012}[data-theme=light] .input-card{border-left-color:#0f766e}[data-theme=light] .result-card{border-left-color:#7c3aed}[data-theme=light] .form-input,[data-theme=light] .form-select{color:#0f172a;background:#eef2f7;border-color:#00000026}[data-theme=light] .form-input:focus,[data-theme=light] .form-select:focus{border-color:#a16207;box-shadow:0 0 0 2px #a162071f}[data-theme=light] .form-input::placeholder{color:#00000059}[data-theme=light] .form-select option{color:#0f172a;background:#fff}[data-theme=light] .hero-result{background:linear-gradient(135deg,#a1620717,#a1620708);border-color:#a1620747}[data-theme=light] .hero-value{color:#a16207}[data-theme=light] .hero-label{color:#94a3b8}[data-theme=light] .hero-sub{color:#475569}[data-theme=light] .formula-pill{color:#a16207;background:#a162071a;border-color:#a162074d}[data-theme=light] .stat-card{background:#fff;border-color:#0000001c #0000001c #0000001c #7c3aed;box-shadow:0 1px 4px #0000000f}[data-theme=light] .stat-label{color:#64748b}[data-theme=light] .stat-value{color:#0f172a}[data-theme=light] .shape-chip{color:#475569;background:#eef2f7;border-color:#00000024}[data-theme=light] .shape-chip:hover{color:#0f172a;border-color:#a1620766}[data-theme=light] .shape-chip.active{color:#a16207;background:#a162071f;border-color:#a1620780}[data-theme=light] .tab-btn{color:#64748b}[data-theme=light] .tab-btn.active{color:#a16207;border-bottom-color:#a16207}[data-theme=light] .adv-costs>summary{color:#0f766e}[data-theme=light] .adv-costs[open]>summary{color:#a16207}[data-theme=light] .data-table th{color:#a16207;background:#a162071a;border-color:#0000001a}[data-theme=light] .data-table td{color:#334155;border-color:#00000012}[data-theme=light] .data-table tr:hover td{background:#f0f4f9}[data-theme=light] .toxic-item{color:#9f1239;background:#fff1f2;border-color:#f43f5e4d}[data-theme=light] .toxic-item strong{color:#be123c}[data-theme=light] .alert-warn{color:#92400e;background:#fffbeb;border-color:#d97706}[data-theme=light] .alert-info{color:#134e4a;background:#f0fdfa;border-color:#0f766e}[data-theme=light] .alert-success{color:#065f46;background:#f0fdf4;border-color:#059669}[data-theme=light] .meal-card{background:#a162070f;border-color:#a1620733}[data-theme=light] .meal-time-item{background:#edf2f9;border-color:#00000017}[data-theme=light] .meal-time-label{color:#94a3b8}[data-theme=light] .meal-time-amount{color:#a16207}[data-theme=light] .scenario-card{background:#fff;border-color:#0000001c;box-shadow:0 1px 4px #0000000f}[data-theme=light] .scenario-card.current{background:#a162070f;border-color:#a1620759}[data-theme=light] .scenario-kcal{color:#a16207}[data-theme=light] .badge-loss{color:#9a3412;background:#fb923c26}[data-theme=light] .badge-maint{color:#a16207;background:#a1620726}[data-theme=light] .badge-grow{color:#065f46;background:#10b9811f}[data-theme=light] .matrix-table th{color:#a16207;background:#a162071a;border-color:#0000001a}[data-theme=light] .matrix-table td{border-color:#00000014}[data-theme=light] .matrix-cell-low{color:#0f766e;background:#eff9fb}[data-theme=light] .matrix-cell-mid{color:#a16207;background:#fffbeb}[data-theme=light] .matrix-cell-high{color:#c2410c;background:#fff7ed}[data-theme=light] .matrix-cell-current{color:#a16207!important;background:#a162072e!important;border:2px solid #a16207!important}[data-theme=light] .bcs-emaciated{color:#9f1239;background:#fff1f2;border-color:#f43f5e4d}[data-theme=light] .bcs-emaciated strong{color:#be123c}[data-theme=light] .bcs-under{color:#92400e;background:#fffbeb;border-color:#f59e0b59}[data-theme=light] .bcs-under strong{color:#d97706}[data-theme=light] .bcs-ideal{color:#065f46;background:#f0fdf4;border-color:#10b98159}[data-theme=light] .bcs-ideal strong{color:#059669}[data-theme=light] .bcs-over{color:#9a3412;background:#fff7ed;border-color:#fb923c59}[data-theme=light] .bcs-over strong{color:#ea580c}[data-theme=light] .bcs-obese{color:#9f1239;background:#fff1f2;border-color:#f43f5e4d}[data-theme=light] .bcs-obese strong{color:#be123c}[data-theme=light] .feeding-schedule-card{background:#a162070d;border-color:#a1620733}[data-theme=light] .feeding-time-slot{background:#edf2f9;border-color:#00000017}[data-theme=light] .feeding-time-label{color:#94a3b8}[data-theme=light] .feeding-time-amount{color:#a16207}[data-theme=light] .faq-item{background:#fff;border-color:#00000017}[data-theme=light] .faq-q{color:#0f172a}[data-theme=light] .faq-a{color:#475569}[data-theme=light] .related-card{color:#475569;background:#fff;border-color:#0000001a}[data-theme=light] .related-card:hover{color:#0f172a;border-color:#a16207}[data-theme=light] .calc-breadcrumb a{color:#475569}[data-theme=light] .calc-title{color:#0f172a}[data-theme=light] .calc-subtitle{color:#475569}[data-theme=light] .section-title{color:#0f172a}[data-theme=light] .u-title{color:#0f766e}[data-theme=light] .ob-card{background:#fff;border-color:#0f766e33;box-shadow:0 1px 4px #0000000f}[data-theme=light] .ob-num{color:#0f766e;opacity:.6}[data-theme=light] .ob-card h3{color:#0f172a}[data-theme=light] .ob-card p{color:#475569}[data-theme=light] .fp2{background:#7c3aed14;border-color:#7c3aed33}[data-theme=light] .fp2-label{color:#7c3aed}[data-theme=light] .fp2-eq{color:#0f172a}[data-theme=light] .fp2-desc{color:#475569}[data-theme=light] .g-item2{background:#fff;border-color:#00000017}[data-theme=light] .g-item2 dt{color:#0f766e}[data-theme=light] .g-item2 dd{color:#475569}[data-theme=light] .ex-card2{background:#fff;border-color:#00000017}[data-theme=light] .ex-card2 h3{color:#0f172a}[data-theme=light] .ex-card2 p{color:#475569}[data-theme=light] .ex-badge2{color:#0f766e;background:#0f766e1a}[data-theme=light] .article-body2 p{color:#475569}[data-theme=light] .article-body2 h3{color:#0f172a}[data-theme=light] .faq-section-extra .faq-item{background:#fff;border-color:#00000017}[data-theme=light] .faq-section-extra .faq-q{color:#0f172a}[data-theme=light] .faq-section-extra .faq-a{color:#475569}[data-theme=light] .act-btn2{color:#475569;background:#eef2f7;border-color:#0000001f}[data-theme=light] .act-btn2:hover{color:#0f766e;background:#0f766e1a;border-color:#0f766e4d}[data-theme=light] .rel-card2{color:#475569;background:#fff;border-color:#00000017}[data-theme=light] .rel-card2:hover{color:#0f766e;background:#0f766e0f;border-color:#0f766e40}[data-theme=light] .rc-title2{color:#0f172a}[data-theme=light] .rc-desc2{color:#64748b}