:root{--accent:var(--calc-color-environment);--bg-app:#050510;--bg-card:#0d0d1f;--bg-input:#111128;--text-primary:#fff;--text-secondary:#88a;--text-muted:#557;--green:#34d399;--amber:#f59e0b;--red:#fb7185;--border:#ffffff14;--radius:12px}*{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}.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:.95rem}.tab-nav{border-bottom:1px solid var(--calc-border-default);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:color .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:340px 1fr;align-items:start;gap:20px;display:grid}@media (width<=900px){.calc-layout{grid-template-columns:1fr}}.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(--calc-cyan)}.result-card{border-left:3px solid var(--accent)}.form-group{margin-bottom:14px}.form-label{color:var(--text-secondary);margin-bottom:5px;font-size:.82rem;font-weight:500;display:block}.form-label small{color:var(--text-muted);font-size:.75rem;font-weight:400}input[type=text]{background:var(--bg-input);border:1px solid var(--calc-border-default);width:100%;color:var(--text-primary);border-radius:8px;padding:9px 12px;font-family:inherit;font-size:.92rem;transition:border-color .2s}input[type=text]:focus{border-color:var(--accent);outline:none}.form-select{background:var(--bg-input);border:1px solid var(--calc-border-default);width:100%;color:var(--text-primary);appearance:none;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%238888aa' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");background-position:right 12px center;background-repeat:no-repeat;border-radius:8px;padding:9px 32px 9px 12px;font-family:inherit;font-size:.92rem;transition:border-color .2s}.form-select:focus{border-color:var(--accent);outline:none}.input-with-unit{align-items:center;display:flex;position:relative}.input-with-unit input[type=text]{padding-right:52px}.input-unit{color:var(--text-muted);pointer-events:none;font-size:.78rem;position:absolute;right:12px}.preset-row{flex-wrap:wrap;gap:8px;margin-bottom:18px;display:flex}.preset-chip{border:1px solid var(--calc-border-default);background:var(--bg-input);color:var(--text-secondary);cursor:pointer;border-radius:20px;padding:6px 14px;font-family:inherit;font-size:.8rem;transition:all .2s}.preset-chip:hover{border-color:var(--accent);color:var(--text-primary)}.preset-chip.active{border-color:var(--accent);color:var(--accent);background:#a3e6351a;font-weight:600}.hero-result{text-align:center;border-radius:var(--calc-radius-md);background:linear-gradient(135deg,#a3e6350f,#22d3ee0a);border:1px solid #a3e6352e;margin-bottom:18px;padding:22px 20px}.hero-label{color:var(--calc-text-muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:6px;font-size:.75rem}.hero-value{color:var(--accent);font-size:2.8rem;font-weight:800;line-height:1.1}.hero-sub{color:var(--text-secondary);margin-top:6px;font-size:.82rem}.stat-grid{grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:18px;display:grid}.stat-card{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:10px;padding:13px}.stat-label{color:var(--calc-text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:4px;font-size:.7rem}.stat-value{color:var(--text-primary);font-size:1.05rem;font-weight:700}.stat-unit{color:var(--text-secondary);margin-top:2px;font-size:.72rem}.vs-bar-wrap{margin-top:14px}.vs-bar-label{color:var(--text-secondary);justify-content:space-between;margin-bottom:5px;font-size:.78rem;display:flex}.vs-bar-track{background:#ffffff0f;border-radius:5px;height:10px;position:relative;overflow:hidden}.vs-bar-boundary{z-index:1;background:#f59e0bb3;width:2px;height:100%;position:absolute;top:0;left:50%;transform:translate(-50%)}.vs-bar-fill{background:var(--accent);z-index:2;border-radius:5px;max-width:100%;height:10px;transition:width .5s,background .3s;position:relative}.vs-bar-note{color:var(--text-muted);margin-top:5px;font-size:.72rem}.action-bar{flex-wrap:wrap;gap:8px;margin-top:16px;display:flex}.act-btn{color:var(--text-secondary);cursor:pointer;background:#ffffff0a;border:1px solid #ffffff1a;border-radius:8px;padding:7px 16px;font-family:inherit;font-size:.82rem;font-weight:600;transition:all .2s}.act-btn:hover{color:var(--accent);background:#a3e63514;border-color:#a3e6354d}.alert-stack{flex-direction:column;gap:8px;margin-top:14px;display:flex}.alert{border-left:3px solid;border-radius:8px;padding:10px 14px;font-size:.84rem;line-height:1.5}.alert-info{border-color:var(--calc-cyan);color:#7fffd4;background:#22d3ee12}.alert-success{border-color:var(--green);color:#6ee7b7;background:#34d39914}.alert-warn{border-color:var(--amber);color:#fcd34d;background:#f59e0b14}.section-title{color:var(--text-primary);margin-bottom:14px;font-size:1rem;font-weight:700}.comparison-layout{grid-template-columns:1fr 1fr;align-items:start;gap:24px;display:grid}@media (width<=900px){.comparison-layout{grid-template-columns:1fr}}.chart-wrap{background:#0003;border:1px solid #a3e63526;border-radius:12px;padding:16px}.chart-title{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:12px;font-size:.83rem;font-weight:700}.chart-note{color:var(--text-muted);margin-top:8px;font-size:.72rem}.cmp-table{border-collapse:collapse;width:100%;font-size:.84rem}.cmp-table th{color:var(--accent);text-align:left;border-bottom:1px solid var(--calc-border-default);text-transform:uppercase;letter-spacing:.04em;background:#a3e63514;padding:10px 14px;font-size:.78rem;font-weight:600}.cmp-table td{color:var(--text-secondary);vertical-align:middle;border-bottom:1px solid #ffffff0a;padding:10px 14px}.cmp-table tr.cmp-user td{color:var(--accent);background:#a3e6350a;font-weight:600}.cmp-table tr:hover td{background:#ffffff05}.cmp-note{color:var(--text-muted);margin-top:10px;font-size:.78rem;line-height:1.5}.recs-card{border:1px solid #a3e63533;border-left:4px solid var(--accent);background:#a3e6350d;border-radius:0 12px 12px 0;margin-bottom:24px;padding:16px 18px}.recs-title{color:var(--accent);text-transform:uppercase;letter-spacing:.05em;margin-bottom:10px;font-size:.85rem;font-weight:700}.recs-list{flex-direction:column;gap:8px;list-style:none;display:flex}.recs-list li{color:var(--text-secondary);padding-left:20px;font-size:.85rem;line-height:1.5;position:relative}.recs-list li:before{content:"→";color:var(--accent);font-weight:700;position:absolute;left:0}.garden-guide-grid{grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:24px;display:grid}@media (width<=768px){.garden-guide-grid{grid-template-columns:1fr}}.garden-card{border:1px solid #ffffff12;border-radius:12px;padding:16px}.garden-card--lawn{background:#55557726}.garden-card--mixed{background:#f59e0b0f}.garden-card--native{background:#a3e6350f}.garden-card--wildlife{background:#34d39912}.garden-card-header{align-items:center;gap:10px;margin-bottom:10px;display:flex}.garden-icon{font-size:1.4rem;line-height:1}.garden-card-name{color:var(--text-primary);flex:1;font-size:.95rem;font-weight:700}.garden-badge{white-space:nowrap;border-radius:20px;padding:3px 9px;font-size:.7rem;font-weight:700}.garden-badge--low{color:#a8a8cc;background:#5555774d}.garden-badge--fair{color:#fcd34d;background:#f59e0b26}.garden-badge--good{color:#bef264;background:#a3e63526}.garden-badge--best{color:#6ee7b7;background:#34d39926}.garden-card-desc{color:var(--text-secondary);margin-bottom:10px;font-size:.82rem;line-height:1.55}.garden-tips{flex-direction:column;gap:5px;list-style:none;display:flex}.garden-tips li{color:var(--text-muted);padding-left:14px;font-size:.79rem;line-height:1.45;position:relative}.garden-tips li:before{content:"•";color:var(--accent);position:absolute;left:0}.pesticide-info{background:#f59e0b0d;border:1px solid #f59e0b33;border-radius:12px;padding:16px 18px}.pesticide-info-title{color:var(--amber);margin-bottom:12px;font-size:.85rem;font-weight:700}.pesticide-grid{grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:12px;display:grid}@media (width<=600px){.pesticide-grid{grid-template-columns:repeat(2,1fr)}}.pesticide-cell{color:var(--text-primary);border-radius:8px;flex-direction:column;gap:4px;padding:10px 12px;font-size:.8rem;font-weight:600;display:flex}.pesticide-cell--none{background:#34d3991f;border:1px solid #34d39940}.pesticide-cell--minimal{background:#a3e6351a;border:1px solid #a3e63533}.pesticide-cell--moderate{background:#f59e0b1a;border:1px solid #f59e0b33}.pesticide-cell--heavy{background:#fb71851a;border:1px solid #fb718533}.pesticide-effect{color:var(--text-muted);font-size:.72rem;font-weight:400}.pesticide-note{color:var(--text-muted);font-size:.8rem;line-height:1.55}.page-sections-outer{max-width:1200px;margin:0 auto;padding:0 24px 3rem}.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(--calc-font-mono);color:var(--text-secondary);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-secondary);padding:0 4px 14px;font-size:.85rem;line-height:1.75}@media (width<=768px){.main-container{padding:16px}.calc-title{font-size:1.5rem}.tab-btn{padding:8px 12px;font-size:.82rem}.stat-grid{grid-template-columns:repeat(2,1fr)}.page-sections-outer{padding:0 16px 2rem}}@media (width<=480px){.stat-grid{grid-template-columns:1fr 1fr}}[data-theme=light] body{color:#0f172a;background:#e8edf5}[data-theme=light] input[type=text]{color:#0f172a;color-scheme:light;background:#f0f4f9;border-color:#00000026}[data-theme=light] input[type=text]:focus{border-color:#3f6212}[data-theme=light] .form-select{color:#0f172a;color-scheme:light;background-color:#f0f4f9;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23475569' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");border-color:#00000026}[data-theme=light] .form-select:focus{border-color:#3f6212}[data-theme=light] .input-unit{color:#64748b}[data-theme=light] .card{background:#fff;border-color:#0000001f;box-shadow:0 2px 8px #00000014}[data-theme=light] .stat-card{background:#f0f4f9;border-color:#0000001a}[data-theme=light] .stat-label{color:#64748b}[data-theme=light] .stat-value{color:#0f172a}[data-theme=light] .stat-unit{color:#64748b}[data-theme=light] .tab-btn{color:#475569}[data-theme=light] .tab-btn.active{color:#3f6212;border-bottom-color:#3f6212}[data-theme=light] .tab-btn:hover{color:#0f172a}[data-theme=light] .preset-chip{color:#334155;background:#e2e8f0;border-color:#00000026}[data-theme=light] .preset-chip:hover{color:#3f6212;border-color:#3f6212}[data-theme=light] .preset-chip.active{color:#3f6212;background:#3f621214;border-color:#3f6212}[data-theme=light] .hero-result{background:linear-gradient(135deg,#3f62120f,#0e74900a);border-color:#3f621233}[data-theme=light] .hero-label{color:#64748b}[data-theme=light] .hero-value{color:#3f6212}[data-theme=light] .hero-sub{color:#475569}[data-theme=light] .vs-bar-track{background:#00000014}[data-theme=light] .vs-bar-boundary{background:#a1620799}[data-theme=light] .vs-bar-note{color:#64748b}[data-theme=light] .act-btn{color:#475569;background:#0000000a;border-color:#0000001f}[data-theme=light] .act-btn:hover{color:#3f6212;background:#3f621212;border-color:#3f62124d}[data-theme=light] .alert-info{color:#1e3a5f;background:#eff6ff;border-color:#3b82f659}[data-theme=light] .alert-success{color:#14532d;background:#f0fdf4;border-color:#16a34a59}[data-theme=light] .alert-warn{color:#78350f;background:#fffbeb;border-color:#d9770659}[data-theme=light] .section-title{color:#0f172a}[data-theme=light] .chart-wrap{background:#00000008;border-color:#3f621226}[data-theme=light] .chart-title{color:#475569}[data-theme=light] .chart-note{color:#64748b}[data-theme=light] .cmp-table th{color:#3f6212;background:#3f621212;border-color:#0000001a}[data-theme=light] .cmp-table td{color:#334155;border-color:#0000000f}[data-theme=light] .cmp-table tr.cmp-user td{color:#3f6212;background:#3f62120d}[data-theme=light] .cmp-table tr:hover td{background:#f8fafc}[data-theme=light] .cmp-note{color:#64748b}[data-theme=light] .recs-card{background:#3f62120d;border-color:#3f621240 #3f621240 #3f621240 #3f6212}[data-theme=light] .recs-title{color:#3f6212}[data-theme=light] .recs-list li{color:#334155}[data-theme=light] .recs-list li:before{color:#3f6212}[data-theme=light] .garden-card{border-color:#0000001a}[data-theme=light] .garden-card--lawn{background:#4755690f}[data-theme=light] .garden-card--mixed{background:#f59e0b0d}[data-theme=light] .garden-card--native{background:#3f62120a}[data-theme=light] .garden-card--wildlife{background:#0478570a}[data-theme=light] .garden-card-name{color:#0f172a}[data-theme=light] .garden-badge--low{color:#475569;background:#4755691f}[data-theme=light] .garden-badge--fair{color:#78350f;background:#a162071f}[data-theme=light] .garden-badge--good{color:#3f6212;background:#3f62121f}[data-theme=light] .garden-badge--best{color:#065f46;background:#0478571f}[data-theme=light] .garden-card-desc{color:#334155}[data-theme=light] .garden-tips li{color:#475569}[data-theme=light] .garden-tips li:before{color:#3f6212}[data-theme=light] .pesticide-info{background:#a162070a;border-color:#a1620733}[data-theme=light] .pesticide-info-title{color:#78350f}[data-theme=light] .pesticide-cell{color:#0f172a}[data-theme=light] .pesticide-cell--none{background:#04785714;border-color:#04785733}[data-theme=light] .pesticide-cell--minimal{background:#3f621212;border-color:#3f621226}[data-theme=light] .pesticide-cell--moderate{background:#a1620712;border-color:#a1620726}[data-theme=light] .pesticide-cell--heavy{background:#be123c0f;border-color:#be123c26}[data-theme=light] .pesticide-effect{color:#64748b}[data-theme=light] .pesticide-note{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:#3f62124d;box-shadow:0 2px 10px #3f621214}[data-theme=light] .faq-item[open]{border-color:#3f621266 #3f621266 #3f621266 #3f6212;border-left-style:solid;border-left-width:3px;box-shadow:0 2px 12px #3f62121a}[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:#3f6212}[data-theme=light] .faq-item__answer{color:#475569;border-top:1px solid #0000000f;padding:12px 16px 16px}