.converter-wrap{padding:2rem}.bulb-label{font-size:0.7rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:1px;margin-bottom:1rem}.bulb-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-bottom:1.6rem}@media (max-width:700px){.bulb-grid{grid-template-columns:repeat(3,1fr)}}@media (max-width:420px){.bulb-grid{grid-template-columns:repeat(2,1fr)}}.bulb-chip{display:flex;flex-direction:column;align-items:center;gap:5px;padding:10px 8px;background:#f8f9ff;border:1.5px solid var(--border);border-radius:12px;cursor:pointer;transition:all 0.18s;text-align:center}.bulb-chip:hover{border-color:var(--accent);background:var(--accent-lt)}.bulb-chip.active{border-color:var(--accent);background:var(--accent-lt);box-shadow:0 0 0 3px rgba(79,70,229,0.12)}.bulb-icon{font-size:1.5rem}.bulb-name{font-size:0.7rem;font-weight:700;color:var(--sub)}.bulb-eff{font-size:0.62rem;color:var(--muted)}.converter-grid{display:grid;grid-template-columns:1fr auto 1fr;gap:1.2rem;align-items:center;margin-bottom:1.4rem}@media (max-width:600px){.converter-grid{grid-template-columns:1fr}.swap-btn-wrap{text-align:center}}.input-group{display:flex;flex-direction:column;gap:0.5rem}.input-label{font-size:0.72rem;font-weight:700;color:var(--sub);text-transform:uppercase;letter-spacing:0.8px;display:flex;justify-content:space-between;align-items:center}.unit-badge{font-size:0.7rem;color:var(--accent);background:var(--accent-lt);border-radius:6px;padding:2px 8px;font-weight:700}.big-input{width:100%;background:#f8f9ff;border:2px solid var(--border2);color:var(--text);padding:14px 16px;border-radius:12px;font-size:1.4rem;font-weight:700;outline:none;transition:border-color 0.18s,box-shadow 0.18s;-moz-appearance:textfield}.big-input::-webkit-inner-spin-button{-webkit-appearance:none}.big-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(79,70,229,0.1);background:#f0eeff}.big-input::placeholder{color:var(--muted);font-size:1rem;font-weight:400}.big-input.output-input{background:var(--green-lt);border-color:#a7f3d0;color:#065f46;cursor:default}.swap-btn-wrap{display:flex;align-items:center;justify-content:center}.swap-btn{width:44px;height:44px;border-radius:50%;background:var(--accent-lt);border:2px solid #c4b5fd;color:var(--accent);font-size:1.2rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 0.2s}.swap-btn:hover{background:var(--accent);color:#fff;transform:rotate(180deg)}.eff-row{display:flex;align-items:center;gap:12px;margin-bottom:1.6rem;background:#f8f9ff;border:1px solid var(--border);border-radius:12px;padding:12px 16px}.eff-row label{font-size:0.76rem;font-weight:600;color:var(--sub);white-space:nowrap}.eff-val{font-size:0.82rem;font-weight:700;color:var(--accent);white-space:nowrap;min-width:80px}input[type="range"]{flex:1;-webkit-appearance:none;height:5px;background:#dde0f4;border-radius:99px;outline:none;cursor:pointer}input[type="range"]::-webkit-slider-thumb{-webkit-appearance:none;width:17px;height:17px;border-radius:50%;background:var(--accent);cursor:pointer;box-shadow:0 0 0 3px rgba(79,70,229,0.15);transition:transform 0.15s}input[type="range"]::-webkit-slider-thumb:hover{transform:scale(1.2)}.results-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:1.6rem}@media (max-width:700px){.results-grid{grid-template-columns:repeat(2,1fr)}}.result-card{background:#f8f9ff;border:1px solid var(--border);border-radius:12px;padding:12px 14px;cursor:pointer;transition:all 0.18s;position:relative}.result-card:hover{border-color:var(--accent);background:var(--accent-lt)}.rc-label{font-size:0.68rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:0.8px;margin-bottom:4px}.rc-val{font-size:0.95rem;font-weight:700;color:var(--text);word-break:break-all}.rc-copy{position:absolute;top:8px;right:8px;font-size:0.65rem;color:var(--muted);opacity:0;transition:opacity 0.15s}.result-card:hover .rc-copy{opacity:1}.formula-box{background:#f8f9ff;border:1px solid var(--border);border-radius:12px;padding:14px 16px;margin-bottom:1.4rem}.formula-label{font-size:0.68rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:0.8px;margin-bottom:8px}.formula-text{font-size:0.82rem;color:var(--accent);font-weight:600;line-height:1.9}.summary-bar{background:linear-gradient(135deg,#f0eeff 0%,#e0f2fe 100%);border:1px solid #c4b5fd;border-radius:var(--radius);padding:1.4rem 2rem;margin:0 2rem 1.5rem;display:none;grid-template-columns:repeat(4,1fr);gap:1rem;text-align:center}.summary-bar.visible{display:grid}.stat-val{font-size:1.35rem;font-weight:700;color:var(--accent)}.stat-label{font-size:0.7rem;color:var(--sub);margin-top:2px;font-weight:600;text-transform:uppercase;letter-spacing:0.5px}.bulk-section{border-top:1px solid var(--border);padding:1.8rem 2rem;background:#fafbff}.bulk-label{font-size:0.7rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:1px;margin-bottom:1rem}.bulk-grid{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:start}@media (max-width:480px){.bulk-grid{grid-template-columns:1fr}}#bulkInput{width:100%;min-height:100px;background:#fff;border:1.5px solid var(--border2);color:var(--text);padding:11px 13px;border-radius:9px;font-size:0.82rem;outline:none;resize:vertical;transition:border-color 0.18s}#bulkInput:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(79,70,229,0.1)}#bulkInput::placeholder{color:var(--muted)}.bulk-convert-btn{padding:11px 22px;background:linear-gradient(135deg,var(--accent) 0%,#7c3aed 100%);color:#fff;border:none;border-radius:9px;font-size:0.86rem;font-weight:700;cursor:pointer;transition:all 0.2s;box-shadow:0 3px 12px rgba(79,70,229,0.3);white-space:nowrap}.bulk-convert-btn:hover{opacity:0.92;transform:translateY(-1px)}#bulkOutput{width:100%;min-height:100px;background:var(--green-lt);border:1.5px solid #a7f3d0;color:#065f46;padding:11px 13px;border-radius:9px;font-size:0.82rem;outline:none;resize:vertical;margin-top:10px;display:none}#bulkOutput.visible{display:block}.bulk-actions{display:flex;gap:8px;margin-top:8px}.copy-btn{display:inline-flex;align-items:center;gap:5px;padding:7px 14px;background:var(--accent-lt);border:1px solid #c4b5fd;color:var(--accent);border-radius:7px;font-size:0.76rem;font-weight:600;cursor:pointer;transition:all 0.18s}.copy-btn:hover{background:#ddd6fe}.ref-section{border-top:1px solid var(--border);padding:1.8rem 2rem}.ref-label{font-size:0.7rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:1px;margin-bottom:1rem}.ref-table-wrap{overflow-x:auto;border-radius:10px;border:1px solid var(--border)}table.ref-table{width:100%;border-collapse:collapse;font-size:0.79rem}table.ref-table th{background:#f0f1ff;color:var(--sub);text-align:left;padding:9px 14px;font-weight:700;border-bottom:1px solid var(--border);white-space:nowrap}table.ref-table td{padding:8px 14px;border-bottom:1px solid var(--border);color:var(--text);font-size:0.77rem;white-space:nowrap}table.ref-table td:first-child{font-weight:600;color:var(--sub)}table.ref-table tr:last-child td{border-bottom:none}table.ref-table tr:hover td{background:#f8f9ff}.toast{position:fixed;bottom:2rem;right:2rem;background:var(--text);color:#fff;border-radius:12px;padding:12px 20px;font-size:0.85rem;font-weight:500;box-shadow:0 8px 24px rgba(0,0,0,0.18);transform:translateY(80px);opacity:0;transition:all 0.28s ease;z-index:99;max-width:300px}.toast.show{transform:translateY(0);opacity:1}