*{box-sizing:border-box;margin:0;padding:0}:root{--bg-dark:#050510;--card:#ffffff08;--card-solid:#0d0d1f;--input-bg:#ffffff0d;--border:#ffffff1a;--border-strong:#ffffff2e;--text-main:#fff;--text-dim:#88a;--text-muted:#666;--cyan:#00d1c1;--teal:#00d1c1;--purple:#bc13fe;--accent:#00d1c1;--accent-dim:#00d1c11f;--font-body:"Inter", sans-serif;--font-mono:"JetBrains Mono", monospace;--font-heading:"Plus Jakarta Sans", "Inter", sans-serif}body{font-family:var(--font-body);color:var(--text-main);background-color:var(--bg-dark);background-image:radial-gradient(circle at 10% 20%,#00d1c114 0%,#0000 22%),radial-gradient(circle at 90% 80%,#bc13fe12 0%,#0000 22%);min-height:100vh}a{color:inherit;text-decoration:none}input::-webkit-outer-spin-button,input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}input[type=number]{-moz-appearance:textfield;appearance:textfield}.glass-navbar{z-index:1000;backdrop-filter:blur(12px);background:#050510eb;border-bottom:1px solid #ffffff0f;padding:0 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#00d1c133}.glass-input::placeholder,.glass-textarea::placeholder{color:#ffffff59}.glass-select option{color:#fff;background:#0d0d1f}.tab-control{flex-wrap:wrap;gap:8px;max-width:1040px;margin:0 auto 24px;padding:0 24px;display:flex}.tab-btn{border:1px solid var(--border);background:var(--card);color:var(--text-dim);cursor:pointer;font-size:.88rem;font-family:var(--font-body);white-space:nowrap;border-radius:8px;align-items:center;gap:7px;padding:10px 20px;font-weight:500;transition:all .2s;display:inline-flex}.tab-btn:hover{color:var(--text-main);border-color:var(--teal)}.tab-btn.active{background:var(--accent-dim);border-color:var(--teal);color:var(--teal);font-weight:600}.tab-panel{display:none}.tab-panel.active{display:block}.main-container{max-width:1400px;margin:0 auto;padding:0 24px 40px}.calculator-container{max-width:1040px;margin:0 auto}.calc-grid{grid-template-columns:1fr 1fr;align-items:start;gap:20px;display:grid}@media (width<=900px){.calc-grid{grid-template-columns:1fr}}.input-card,.result-card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:22px}.input-card{border-left:3px solid var(--teal)}.result-card{border-left:3px solid var(--purple)}.card-title{font-size:1rem;font-weight:700;font-family:var(--font-heading);color:var(--text-main);margin-bottom:18px}.field-group{margin-bottom:14px}.field-label{color:var(--text-dim);text-transform:uppercase;letter-spacing:.04em;font-size:.78rem;font-weight:600;font-family:var(--font-mono);margin-bottom:5px;display:block}.field-row-2{grid-template-columns:1fr 1fr;gap:12px;display:grid}.section-sub{color:var(--teal);font-size:.85rem;font-weight:700;font-family:var(--font-heading);text-transform:uppercase;letter-spacing:.05em;margin:18px 0 12px}.add-co-btn{background:var(--accent-dim);border:1px solid 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16px;display:flex}.total-label{color:var(--text-main);font-size:.9rem;font-weight:700}.total-val{font-family:var(--font-mono);color:var(--teal);font-size:1.35rem;font-weight:700}.markup-note{color:var(--text-muted);align-items:flex-start;gap:6px;font-size:.75rem;line-height:1.5;display:flex}.markup-note svg{flex-shrink:0;margin-top:2px}.log-container{background:var(--card);border:1px solid var(--border);border-radius:12px;max-width:1040px;margin:0 auto;padding:22px}.log-header-row{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;margin-bottom:18px;display:flex}.log-actions{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.log-count{color:var(--text-dim);font-size:.78rem;font-family:var(--font-mono)}.export-btn,.clear-btn{border:1px solid var(--border-strong);background:var(--card);color:var(--text-dim);cursor:pointer;font-size:.82rem;font-family:var(--font-body);border-radius:6px;align-items:center;gap:6px;padding:7px 14px;transition:all 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svg{color:var(--teal);flex-shrink:0;margin-top:2px}.summary-breakdown{margin-top:4px}.summary-row{color:var(--text-dim);border-bottom:1px solid #ffffff0a;justify-content:space-between;padding:8px 0;font-size:.88rem;display:flex}.summary-row span:last-child{font-family:var(--font-mono);color:var(--text-main);font-size:.85rem}.summary-row.approved span:last-child{color:#34d399}.summary-row.pending span:last-child{color:#fbbf24}.summary-row.revised{color:var(--text-main);border-bottom:none;padding-top:10px;font-size:1rem;font-weight:700}.summary-row.revised span:last-child{color:var(--teal);font-size:1rem}.summary-divider{background:var(--border-strong);height:1px;margin:6px 0}.chart-note{color:var(--text-muted);text-align:center;margin-top:8px;font-size:.75rem}.page-sections-outer{max-width:1040px;margin:40px auto 0;padding:0 24px 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14px;font-size:.85rem;line-height:1.75}.calc-related{margin-bottom:20px}.related-grid{flex-direction:column;gap:10px;display:flex}.related-card{background:var(--card);border:1px solid var(--border);color:var(--text-main);border-radius:10px;align-items:flex-start;gap:14px;padding:14px 16px;transition:border-color .2s;display:flex}.related-card:hover{border-color:var(--teal)}.related-icon{flex-shrink:0;font-size:1.4rem}.related-card strong{margin-bottom:2px;font-size:.88rem;display:block}.related-card span{color:var(--text-dim);font-size:.78rem;line-height:1.4}.toast{font-size:.85rem;font-family:var(--font-body);z-index:9999;border-radius:8px;max-width:320px;padding:12px 18px;animation:.25s toastIn;position:fixed;bottom:80px;right:20px;box-shadow:0 4px 16px #0006}.toast-success{color:#34d399;background:#10b98126;border:1px solid #10b98166}.toast-warn{color:#fbbf24;background:#eab3081f;border:1px solid #eab30859}.toast-error{color:#f87171;background:#ef44441f;border:1px solid #ef44444d}@keyframes toastIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}[data-theme=light]{--bg-dark:#e8edf5;--card:#fffffff2;--card-solid:#fff;--input-bg:#f0f4f9;--border:#0000001a;--border-strong:#00000026;--text-main:#0f172a;--text-dim:#334155;--text-muted:#64748b;--accent:#0f766e;--accent-dim:#0f766e1a;--teal:#0f766e}[data-theme=light] body{background-image:radial-gradient(circle at 10% 20%,#00d1c10f 0%,#0000 22%),radial-gradient(circle at 90% 80%,#bc13fe0a 0%,#0000 22%)}[data-theme=light] .glass-navbar{backdrop-filter:blur(12px);background:#f8fafcf2;border-bottom:1px solid #00000014}[data-theme=light] .page-title{background:linear-gradient(135deg,#0f766e 0%,#7c3aed 100%);-webkit-background-clip:text;background-clip:text}[data-theme=light] .glass-input,[data-theme=light] .glass-select{color:#0f172a;background:#f0f4f9;border-color:#00000026}[data-theme=light] .glass-input:focus,[data-theme=light] 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.pill-label{color:#0f172a}[data-theme=light] .pill-formula{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:#0f766e59;box-shadow:0 2px 10px #0f766e14}[data-theme=light] .faq-item[open]{border-color:#0f766e66 #0f766e66 #0f766e66 #0f766e;border-left-style:solid;border-left-width:3px;box-shadow:0 2px 12px #0f766e1a}[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:#0f766e}[data-theme=light] .faq-item__answer{color:#475569;border-top:1px solid #0000000f;padding:12px 16px 16px}[data-theme=light] .related-card{background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000d}[data-theme=light] .related-card:hover{border-color:#0f766e}[data-theme=light] .related-card strong{color:#0f172a}[data-theme=light] .related-card span{color:#475569}