:root{color-scheme:light;--paper:#f5f3ec;--panel:#fffef9;--ink:#30382f;--muted:#70796a;--line:#d7decf;--green:#42654e;--pale:#e6eddf;font:13px/1.45 'Segoe UI',Arial,sans-serif;background:var(--paper);color:var(--ink)}
*{box-sizing:border-box}body{margin:0;min-width:280px}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer}button:disabled{opacity:.45;cursor:default}button,select{min-height:32px;border:1px solid #bbc9b3;border-radius:5px;background:var(--panel)}button{padding:5px 10px}button:hover:not(:disabled){background:var(--pale)}button:focus-visible,select:focus-visible,textarea:focus-visible,a:focus-visible{outline:2px solid var(--green);outline-offset:3px}a{color:var(--green)}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.app-shell{max-width:1100px;margin:0 auto}.app-header{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:16px 20px;border-bottom:1px solid var(--line)}.app-heading{display:flex;align-items:center;gap:10px;min-width:0}.app-heading img{flex:none}h1{margin:0;font:400 27px/1.2 Georgia,serif;letter-spacing:-.4px}.engine-status{flex:none;font-size:11px;color:var(--muted)}.engine-status.ready::before{content:'';display:inline-block;width:6px;height:6px;margin-right:5px;border-radius:50%;background:#638360}.engine-status.failed{color:#9b493b}
.app-layout{display:grid;grid-template-columns:170px minmax(0,1fr);min-height:calc(100dvh - 68px)}.category-sidebar{padding:18px 12px;border-right:1px solid var(--line)}.category-sidebar h2{margin:0 9px 9px;font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.09em;color:var(--muted)}#category-buttons{display:flex;flex-direction:column;gap:3px}#category-buttons button{border-color:transparent;background:transparent;text-align:left;min-height:31px;padding:5px 9px;font-size:12px}#category-buttons button:hover{background:#e9ecdf}#category-buttons button[aria-pressed=true]{color:#2e5138;background:#dfe9d7;border-color:#bdcbb2;font-weight:600}
.conversion-workspace{min-width:0;padding:20px 24px 16px}.conversion-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:15px}.conversion-heading h2{margin:0;font:400 23px Georgia,serif}.category-picker{display:none}.text-button{min-height:27px;padding:3px 8px;border-color:transparent;background:transparent;font-size:11px;color:var(--green)}.conversion-pair{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px}.value-card{min-width:0;padding:14px;border:1px solid var(--line);border-radius:8px;background:var(--panel)}.value-card>label:first-child{display:block;margin-bottom:7px;font-size:11px;color:var(--muted)}.value-card select{width:100%;min-width:0;padding:6px 28px 6px 8px;font-size:12px}.value-card textarea{display:block;width:100%;height:92px;resize:vertical;margin:12px 0 4px;padding:8px 0;border:0;border-bottom:1px solid var(--line);border-radius:0;background:transparent;font:25px/1.35 Consolas,'Courier New',monospace}.value-card textarea::placeholder{font:18px/1.8 Georgia,serif;color:#a1a798}.input-hint{font-size:10px;color:var(--muted)}.result-card{background:#edf2e6}.result-card select{background:#fafcf5}.result-card output{display:block;min-height:92px;padding:20px 0 10px;overflow-wrap:anywhere;user-select:text;font:26px/1.35 Consolas,'Courier New',monospace;color:#31533c}.result-footer{display:flex;align-items:center;justify-content:space-between;gap:5px;min-height:27px;font-size:11px;color:var(--muted)}.result-footer span{overflow-wrap:anywhere;min-width:0}.result-footer button{flex:none}.swap-button{position:absolute;left:50%;top:106px;transform:translateX(-50%);display:grid;place-items:center;width:31px;height:31px;padding:0;border-radius:50%;background:var(--paper);font-size:20px;z-index:1}
.error{margin:10px 0 0;color:#a04436;font-size:12px;overflow-wrap:anywhere}.error:empty,.conversion-status:empty,.category-note:empty{display:none}.conversion-status{margin:6px 0 0;font-size:11px;color:var(--muted);min-height:16px}.category-note{margin:12px 0 0;color:var(--muted);font-size:11px;line-height:1.55}.equivalents{margin-top:24px;border-top:1px solid var(--line);padding-top:13px}.equivalents-heading{display:flex;justify-content:space-between;align-items:baseline;gap:12px}.equivalents-heading h3{margin:0;font-size:12px;font-weight:600}.equivalents-heading>span{font-size:10px;color:var(--muted);overflow-wrap:anywhere;min-width:0;text-align:right}.empty{color:var(--muted);font-size:12px;margin-top:14px}#equivalents-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 20px;margin:10px 0 0}#equivalents-list>div{display:flex;align-items:baseline;justify-content:space-between;gap:10px;padding:10px 0;border-bottom:1px solid #dce2d480;min-width:0}#equivalents-list dt{font-size:11px;color:#596752;min-width:0}#equivalents-list dd{margin:0;text-align:right;font:12px/1.4 Consolas,'Courier New',monospace;overflow-wrap:anywhere;min-width:0}.app-footer{display:flex;justify-content:space-between;flex-wrap:wrap;gap:7px;margin-top:24px;font-size:10px;color:var(--muted)}.app-footer a{text-decoration:none}.app-footer a:hover{text-decoration:underline}noscript{display:block;padding:20px;color:#9b493b}
@media(max-width:850px){.app-layout{grid-template-columns:145px minmax(0,1fr)}.conversion-workspace{padding:16px}.app-header{padding:12px 16px}.value-card{padding:11px}.value-card textarea,.result-card output{font-size:23px}.conversion-pair{gap:20px}#equivalents-list{grid-template-columns:1fr}}
@media(max-width:680px){.app-layout{display:block;min-height:0}.category-sidebar{display:none}.category-picker{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:11px}.category-picker select{padding:5px 28px 5px 8px;color:var(--ink);font-size:13px;max-width:215px}.conversion-heading h2{display:none}.app-header{padding:12px}.conversion-workspace{padding:15px 12px}.app-heading{gap:7px}h1{font-size:24px}.app-heading img{width:27px;height:23px}.engine-status{font-size:10px}.equivalents{margin-top:18px}#equivalents-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 16px}}
@media(max-width:470px){.conversion-pair{grid-template-columns:1fr;gap:20px}.swap-button{left:auto;right:15px;top:50%;transform:translateY(-50%) rotate(90deg)}.value-card{padding:12px}.value-card textarea{height:66px;font-size:23px}.result-card output{min-height:66px;padding-top:15px;font-size:24px}#equivalents-list{grid-template-columns:1fr}.category-picker select{max-width:190px}.app-heading img{display:none}h1{font-size:23px}.app-header{gap:7px}.equivalents-heading>span{max-width:55%}}