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:root{--bg:#f5f3ef;--bg-2:#ece8e1;--card:#fff;--ink:#17191e;--soft:#5b616d;--faint:#8b909a;--line:#e3dfd7;--accent:#f0592a;--accent-2:#ff8a3d;--accent-ink:#c2410c;--accent-deep:#b9380b;--tint:#fff1e8;--cold:#2563eb;--cold-tint:#edf3ff;--ok:#15803d;--bad:#d93025;--shadow:0 1px 2px #17191e0d, 0 12px 32px -14px #3c281438;--shadow-lg:0 2px 4px #17191e0a, 0 24px 60px -22px #50280a59;--radius:18px;--font:"Plus Jakarta Sans Variable", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", Arial, sans-serif;--mono:ui-monospace, "Cascadia Mono", "SF Mono", Consolas, monospace;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root{--bg:#111318;--bg-2:#181b22;--card:#1a1d24;--ink:#eef0f4;--soft:#a7adb9;--faint:#7c8290;--line:#2b2f39;--accent:#ff6a3d;--accent-2:#ff9a52;--accent-ink:#ff9b70;--accent-deep:#b23d14;--tint:#2a1c16;--cold:#6ea1ff;--cold-tint:#172034;--ok:#4ade80;--bad:#ff6b5e;--shadow:0 1px 2px #0000004d, 0 14px 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(max-width:640px){body{font-size:15.5px}h1{margin:4px 0 12px}main{padding-top:14px}.top{-webkit-backdrop-filter:none;background:color-mix(in srgb, var(--bg) 92%, transparent);position:static}.top-in{gap:8px;height:60px}.logo{gap:8px;font-size:17px}.top-link{display:none}.top-link+.langs{margin-left:auto}.menu{min-width:0}.menu-btn{max-width:100%;padding:8px 10px;font-size:14px}.menu-btn span{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.menu-btn .chev,.langs summary svg{display:none}.langs summary{padding:8px 10px}body.menu-open{overflow:hidden}.menu-panel{z-index:50;border:0;border-radius:0;width:auto;max-height:none;padding:12px 16px 24px;position:fixed;inset:0}.menu-search input{font-size:16px}.menu-cats{grid-template-columns:1fr 1fr;gap:8px}.menu-cat{padding:10px}.cat-badge{border-radius:9px;width:32px;height:32px}.menu-cat-head{gap:8px;font-size:15px}.menu-pairs a{padding:3px 7px;font-size:12.5px}.conv{border-radius:22px;padding:16px}.conv:before{inset:0 18px auto}.conv-row{grid-template-columns:1fr;grid-template-areas:"a""s""b""go";gap:8px}.swap{z-index:1;justify-self:center;width:48px;height:48px;margin:-4px 0;position:relative}.swap svg{transform:none}.field-box{padding:0 16px}.field-box input{padding:10px 0}.btn-main{margin-top:6px;padding:16px}.answer{margin:14px 0 2px;padding:12px}.conv-foot{flex-direction:column;align-items:stretch}.formula{text-align:center}.tools{justify-content:space-between}.btn-copy{flex:1;justify-content:center;padding:10px 14px}.chips{scrollbar-width:none;flex-wrap:nowrap;margin:14px -16px 0;padding:0 16px 2px;overflow-x:auto;-webkit-mask-image:linear-gradient(90deg,#000 88%,#0000);mask-image:linear-gradient(90deg,#000 88%,#0000)}.chips::-webkit-scrollbar{display:none}.chips button{flex:none;padding:8px 14px}.thermo-marks span:nth-child(3){display:none}.card{border-radius:16px;padding:18px 16px}.steps li{padding:9px 12px;font-size:14px}.tbl th,.tbl td{padding:9px 10px}.hero-answer{border-radius:22px;padding:22px 16px}.links{grid-template-columns:1fr 1fr}.links a{padding:10px 12px}}