:root{--accent:var(--calc-color-daily);--bg-app:#050510;--bg-card:#0d0d1f;--bg-input:#111128;--text-primary:#fff;--text-secondary:#88a;--text-muted:#557;--green:#10b981;--red:#f43f5e;--amber:#f59e0b;--border:#ffffff14;--radius:12px}[data-theme=light]{--bg-app:#e8edf5;--bg-card:#fff;--bg-input:#f0f4f9;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#64748b;--green:#047857;--red:#e11d48;--amber:#b45309;--border:#0000001a}[data-theme=light] .glass-navbar{backdrop-filter:blur(12px);background:#f8fafceb}[data-theme=light] body{background:var(--bg-app);color:var(--text-primary)}[data-theme=light] .calc-breadcrumb a,[data-theme=light] .tab-btn{color:var(--text-secondary)}[data-theme=light] .tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}[data-theme=light] .card{background:var(--bg-card);border-color:#0000001f;box-shadow:0 2px 12px #00000017}[data-theme=light] .glass-input,[data-theme=light] .glass-select{background:var(--bg-input);color:var(--text-primary);border-color:#00000026}[data-theme=light] .glass-input::placeholder{color:#0006}[data-theme=light] .section-title{color:var(--accent)}[data-theme=light] .form-label,[data-theme=light] .hero-label{color:var(--text-secondary)}[data-theme=light] .hero-value{color:var(--accent)}[data-theme=light] .hero-sub{color:var(--text-muted)}[data-theme=light] .stat-card{background:#edf2f9;border-color:#0000001a}[data-theme=light] .stat-label{color:var(--text-secondary)}[data-theme=light] .stat-value{color:var(--text-primary)}[data-theme=light] .formula-strip{background:#0e749014;border-color:#0e749033}[data-theme=light] .formula-pill{color:#0e7490;background:#0e74901a}[data-theme=light] .action-btn{color:var(--text-secondary);background:#edf2f9;border-color:#0000001f}[data-theme=light] .action-btn:hover{color:var(--text-primary);background:#e2e8f0}[data-theme=light] .inner-tab-btn{color:var(--text-secondary)}[data-theme=light] .inner-tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}[data-theme=light] .preset-chip{color:var(--text-secondary);background:#edf2f9;border-color:#0000001f}[data-theme=light] .preset-chip.active{background:var(--accent);color:#fff;border-color:var(--accent)}[data-theme=light] .data-table th{color:var(--text-primary);background:#edf2f9;border-color:#0000001a}[data-theme=light] .data-table td{color:var(--text-primary);border-color:#00000012}[data-theme=light] .data-table tr:hover td{background:#f0f4f9}[data-theme=light] .current-row td{background:#0e749014}[data-theme=light] .savings-stat-card{background:#edf2f9;border-color:#0000001a}[data-theme=light] .savings-stat-label{color:var(--text-secondary)}[data-theme=light] .savings-stat-value,[data-theme=light] .section-heading{color:var(--text-primary)}[data-theme=light] .alert.alert-success{color:#14532d;background:#f0fdf4;border-color:#16a34a59}[data-theme=light] .alert.alert-info{color:#1e3a5f;background:#eff6ff;border-color:#3b82f659}[data-theme=light] .alert.alert-warn{color:#78350f;background:#fffbeb;border-color:#d9770659}[data-theme=light] .table-wrap{border-color:#00000014}*,:before,:after{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}.calc-breadcrumb{color:var(--calc-text-muted);padding:10px 24px;font-size:.79rem}.calc-breadcrumb a{color:var(--text-secondary)}.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-secondary);margin-bottom:24px;font-size:.95rem}.tab-nav{border-bottom:1px solid var(--calc-border-default);margin-bottom:24px;display:flex;overflow-x:auto}.tab-btn{color:var(--text-secondary);cursor:pointer;white-space:nowrap;background:0 0;border:none;border-bottom:2px solid #0000;margin-bottom:-1px;padding:10px 22px;font-size:.9rem;transition:color .2s,border-color .2s}.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}.tab-btn:hover{color:var(--accent)}.tab-content{display:none}.tab-content.active{display:block}.calc-layout{grid-template-columns:380px 1fr;align-items:start;gap:20px;display:grid}@media (width<=1024px){.calc-layout{grid-template-columns:1fr}}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.input-card{flex-direction:column;gap:12px;display:flex}.result-card{flex-direction:column;gap:16px;display:flex}.chip-row{flex-wrap:wrap;gap:8px;margin-bottom:4px;display:flex}.preset-chip{border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;white-space:nowrap;background:#ffffff0f;border-radius:20px;padding:5px 14px;font-size:.8rem;transition:background .15s,color .15s,border-color .15s}.preset-chip:hover{color:var(--text-primary);background:#ffffff1a}.preset-chip.active{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}.section-title{letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-top:4px;font-size:.72rem;font-weight:700}.form-group{flex-direction:column;gap:4px;display:flex}.form-label{color:var(--text-secondary);font-size:.82rem}.glass-input,.glass-select{background:var(--bg-input);border:1px solid var(--border);color:var(--text-primary);border-radius:8px;outline:none;width:100%;padding:9px 12px;font-size:.92rem;transition:border-color .2s}.glass-input:focus,.glass-select:focus{border-color:var(--accent)}.glass-input::placeholder{color:#ffffff40}.glass-select option{color:var(--text-primary);background:#1a1a2e}.inline-inputs{grid-template-columns:1fr 1fr;gap:12px;display:grid}.action-bar{flex-wrap:wrap;gap:8px;display:flex}.action-btn{border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;white-space:nowrap;background:#ffffff0d;border-radius:8px;align-items:center;gap:5px;padding:6px 12px;font-size:.78rem;transition:background .15s,color .15s;display:flex}.action-btn:hover{color:var(--text-primary);background:#ffffff1a}.hero-result{text-align:center;padding:12px 0 4px}.hero-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.07em;margin-bottom:4px;font-size:.8rem}.hero-value{color:var(--accent);font-size:2.8rem;font-weight:800;line-height:1.1}.hero-sub{color:var(--text-muted);margin-top:6px;font-size:.82rem}.formula-strip{background:#22d3ee0f;border:1px solid #22d3ee26;border-radius:8px;flex-wrap:wrap;gap:6px;padding:10px 12px;display:flex}.formula-pill{color:var(--calc-cyan);font-family:var(--calc-font-mono), monospace;background:#22d3ee1a;border-radius:4px;padding:3px 8px;font-size:.72rem}.stat-grid{grid-template-columns:repeat(3,1fr);gap:10px;display:grid}@media (width<=600px){.stat-grid{grid-template-columns:repeat(2,1fr)}}.stat-card{border:1px solid var(--border);text-align:center;background:#ffffff0a;border-radius:10px;padding:12px}.stat-label{color:var(--text-secondary);margin-bottom:4px;font-size:.72rem}.stat-value{color:var(--text-primary);font-size:1.05rem;font-weight:700}.inner-tab-nav{border-bottom:1px solid var(--border);gap:0;margin-bottom:12px;display:flex}.inner-tab-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;margin-bottom:-1px;padding:7px 16px;font-size:.82rem;transition:color .2s,border-color .2s}.inner-tab-btn.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}.inner-tab-btn:hover{color:var(--accent)}.inner-tab-panel{display:none}.inner-tab-panel.active{display:block}.chart-wrap{height:220px;position:relative}.alert-stack{flex-direction:column;gap:8px;display:flex}.alert{border-left:3px solid;border-radius:8px;padding:10px 14px;font-size:.83rem;line-height:1.5}.alert-success{color:#6ee7b7;background:#10b9811a;border-color:#10b981}.alert-info{color:#a5f3fc;background:#22d3ee14;border-color:#22d3ee}.alert-warn{color:#fcd34d;background:#f59e0b1a;border-color:#f59e0b}.section-heading{color:var(--text-primary);margin:20px 0 8px;font-size:1rem;font-weight:700}.section-heading:first-child{margin-top:0}.table-wrap{border:1px solid var(--border);border-radius:10px;margin-bottom:4px;overflow-x:auto}.data-table{border-collapse:collapse;width:100%;min-width:500px;font-size:.83rem}.data-table th{border-bottom:1px solid var(--border);color:var(--text-secondary);letter-spacing:.05em;text-align:left;text-transform:uppercase;background:#ffffff0d;padding:10px 12px;font-size:.74rem;font-weight:600}.data-table td{color:var(--text-secondary);border-bottom:1px solid #ffffff0a;padding:9px 12px}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background:#ffffff08}.current-row td{background:#22d3ee12}.savings-grid{grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:8px;display:grid}@media (width<=600px){.savings-grid{grid-template-columns:1fr}}.savings-stat-card{border:1px solid var(--border);text-align:center;background:#ffffff0a;border-radius:10px;padding:16px}.savings-stat-label{color:var(--text-secondary);margin-bottom:6px;font-size:.73rem}.savings-stat-value{color:var(--accent);font-size:1.5rem;font-weight:800}.savings-desc{color:var(--text-muted);text-align:center;margin-bottom:20px;font-size:.82rem}.page-sections-outer{max-width:1600px;margin:0 auto;padding:0 1.5rem 3rem}@media (width<=768px){.calc-title{font-size:1.5rem}.hero-value{font-size:2.2rem}.main-container{padding:16px}.stat-grid,.savings-grid{grid-template-columns:repeat(2,1fr)}}@media (width<=480px){.tab-btn{padding:8px 14px;font-size:.82rem}.savings-grid,.inline-inputs{grid-template-columns:1fr}}