:root{--accent: #5b5bd6;--accent-2: #8a5cf6;--accent-hover: #4a4ac4;--accent-soft: rgba(91, 91, 214, .1);--accent-grad: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);--bg: #eef0f7;--bg-glow-1: rgba(124, 124, 240, .18);--bg-glow-2: rgba(139, 92, 246, .14);--surface: #ffffff;--surface-2: #f5f6fb;--surface-3: #eef0f7;--border: #e7e9f2;--border-strong: #d8dbe9;--text: #16172a;--text-2: #6b6f85;--text-3: #9aa0b8;--shadow: 0 1px 2px rgba(20, 23, 50, .04), 0 8px 24px rgba(20, 23, 50, .07);--shadow-lg: 0 4px 12px rgba(20, 23, 50, .06), 0 18px 48px rgba(20, 23, 50, .1);--shadow-pop: 0 10px 36px rgba(20, 23, 50, .18);--ring: 0 0 0 4px rgba(99, 102, 241, .14);--danger: #e5484d}[data-theme=dark]{--accent: #8587f5;--accent-2: #a78bfa;--accent-hover: #9698ff;--accent-soft: rgba(133, 135, 245, .16);--accent-grad: linear-gradient(135deg, #7c7cf0 0%, #a78bfa 100%);--bg: #0b0c14;--bg-glow-1: rgba(99, 102, 241, .22);--bg-glow-2: rgba(139, 92, 246, .16);--surface: #16182400;--surface: #161824;--surface-2: #1e2030;--surface-3: #262a3c;--border: #282b3c;--border-strong: #353951;--text: #edeef6;--text-2: #a0a4ba;--text-3: #686d83;--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px rgba(0, 0, 0, .4);--shadow-lg: 0 4px 12px rgba(0, 0, 0, .45), 0 18px 48px rgba(0, 0, 0, .5);--shadow-pop: 0 12px 40px rgba(0, 0, 0, .6);--ring: 0 0 0 4px rgba(133, 135, 245, .2);--danger: #ff6369}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{font-family:Segoe UI,system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;transition:background .25s ease,color .25s ease}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;z-index:0;pointer-events:none;background:radial-gradient(60vw 50vh at 15% -10%,var(--bg-glow-1),transparent 60%),radial-gradient(55vw 50vh at 100% 0%,var(--bg-glow-2),transparent 55%)}button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}textarea,input{font-family:inherit}::selection{background:var(--accent-soft)}.app{position:relative;z-index:1;min-height:100%;display:flex;flex-direction:column}.header{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--surface) 78%,transparent);backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--border)}.header__inner{max-width:1120px;margin:0 auto;padding:0 22px;height:66px;display:flex;align-items:center;gap:28px}.logo{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--text);font-weight:700;font-size:19px;letter-spacing:-.01em;flex-shrink:0}.logo__mark{width:36px;height:36px;border-radius:11px;background:var(--accent-grad);color:#fff;display:grid;place-items:center;font-size:21px;font-weight:800;box-shadow:0 6px 16px #6366f166}.logo__accent{background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.tabs{display:flex;gap:4px;margin-left:6px}.tab{display:flex;align-items:center;gap:7px;padding:9px 15px;border-radius:11px;color:var(--text-2);font-size:14px;font-weight:500;transition:background .18s ease,color .18s ease,transform .1s ease}.tab:hover{background:var(--surface-2);color:var(--text)}.tab:active{transform:scale(.97)}.tab--active{background:var(--accent-soft);color:var(--accent);font-weight:600}.header__theme{margin-left:auto}.icon-btn{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;color:var(--text-2);transition:background .16s ease,color .16s ease,transform .1s ease}.icon-btn:hover:not(:disabled){background:var(--surface-2);color:var(--text)}.icon-btn:active:not(:disabled){transform:scale(.92)}.icon-btn:disabled{opacity:.35;cursor:not-allowed}.icon-btn--sm{width:38px;height:38px;border-radius:10px}.icon-btn--active{color:var(--accent);background:var(--accent-soft)}.main{flex:1;width:100%;max-width:1120px;margin:0 auto;padding:36px 22px 56px;display:flex;flex-direction:column;gap:24px}.card{background:var(--surface);border:1px solid var(--border);border-radius:22px;box-shadow:var(--shadow-lg);overflow:hidden;transition:box-shadow .25s ease}.langbar{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--border);background:var(--surface-2)}.langbar__side{flex:1;display:flex;align-items:center;gap:10px;min-width:0}.langbar__side--right{justify-content:flex-end}.langbar__detected{font-size:12.5px;color:var(--accent);font-weight:500;white-space:nowrap;animation:fade-in .3s ease}.langbar__swap{flex-shrink:0}.langbar__swap:hover:not(:disabled){color:var(--accent);transform:rotate(180deg)}.lang-dd{position:relative}.lang-dd__btn{display:inline-flex;align-items:center;gap:7px;padding:9px 14px;border-radius:10px;font-size:15px;font-weight:600;color:var(--text);transition:background .16s ease,box-shadow .16s ease}.lang-dd__btn:hover,.lang-dd__btn--open{background:var(--surface);box-shadow:var(--shadow)}.lang-dd__caret{font-size:11px;color:var(--text-3);transition:transform .18s ease}.lang-dd__btn--open .lang-dd__caret{transform:rotate(180deg)}.lang-dd__menu{position:absolute;top:calc(100% + 8px);width:290px;max-width:80vw;background:var(--surface);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow-pop);padding:10px;z-index:30;animation:dd-in .16s ease;transform-origin:top}.lang-dd__menu--left{left:0}.lang-dd__menu--right{right:0}.lang-dd__search{width:100%;padding:10px 13px;border:1px solid var(--border-strong);border-radius:10px;background:var(--surface-2);color:var(--text);font-size:14px;outline:none;margin-bottom:8px;transition:border-color .15s ease,box-shadow .15s ease}.lang-dd__search:focus{border-color:var(--accent);box-shadow:var(--ring)}.lang-dd__list{max-height:320px;overflow-y:auto;display:flex;flex-direction:column;gap:1px}.lang-dd__opt{text-align:left;padding:10px 13px;border-radius:9px;font-size:14px;color:var(--text);transition:background .12s ease}.lang-dd__opt:hover{background:var(--surface-2)}.lang-dd__opt--active{color:var(--accent);font-weight:600;background:var(--accent-soft)}.lang-dd__empty{padding:16px 12px;text-align:center;color:var(--text-3);font-size:14px}.panels{display:grid;grid-template-columns:1fr 1fr;position:relative}.panels:after{content:"";position:absolute;top:16px;bottom:70px;left:50%;width:1px;background:var(--border);transform:translate(-.5px)}.panel{display:flex;flex-direction:column;min-height:280px;position:relative}.panel--source:focus-within{background:linear-gradient(180deg,var(--accent-soft) 0%,transparent 22%)}.panel__text{flex:1;width:100%;resize:none;border:none;outline:none;background:transparent;color:var(--text);padding:22px;font-size:22px;line-height:1.5}.panel__text::placeholder{color:var(--text-3)}.panel__output{flex:1;padding:22px;font-size:22px;line-height:1.5;color:var(--text);white-space:pre-wrap;word-break:break-word;position:relative;animation:fade-in .25s ease}.panel__output--loading{color:var(--text-2)}.panel__placeholder{color:var(--text-3)}.panel__error{color:var(--danger);font-size:16px}.panel__spinner{position:absolute;top:24px;right:22px;width:18px;height:18px;border:2px solid var(--accent-soft);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fade-in{0%{opacity:0;transform:translateY(3px)}to{opacity:1;transform:translateY(0)}}@keyframes dd-in{0%{opacity:0;transform:scaleY(.96) translateY(-4px)}to{opacity:1;transform:scaleY(1) translateY(0)}}.panel__toolbar{display:flex;align-items:center;justify-content:space-between;padding:9px 16px;min-height:56px;border-top:1px solid var(--border)}.panel__tools{display:flex;gap:2px}.panel__counter{font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums}.panel__counter--max{color:var(--danger);font-weight:600}.panel__copied{font-size:12.5px;color:var(--accent);font-weight:600;animation:fade-in .2s ease}.saved{background:var(--surface);border:1px solid var(--border);border-radius:22px;box-shadow:var(--shadow);padding:10px}.saved__head{display:flex;align-items:center;justify-content:space-between;padding:6px 8px;flex-wrap:wrap;gap:8px}.saved__tabs{display:flex;gap:4px}.saved__tab{display:flex;align-items:center;gap:7px;padding:10px 16px;border-radius:11px;color:var(--text-2);font-size:14px;font-weight:600;transition:background .16s ease,color .16s ease}.saved__tab:hover{background:var(--surface-2);color:var(--text)}.saved__tab--active{background:var(--accent-soft);color:var(--accent)}.saved__clear{font-size:13px;color:var(--text-2);padding:7px 11px;border-radius:9px;transition:background .15s ease,color .15s ease}.saved__clear:hover{color:var(--danger);background:var(--surface-2)}.saved__empty{padding:34px 16px;text-align:center;color:var(--text-3);font-size:14px}.saved__list{list-style:none;display:flex;flex-direction:column}.saved__row{display:flex;align-items:stretch;border-radius:13px;transition:background .12s ease}.saved__row:hover{background:var(--surface-2)}.saved__open{flex:1;text-align:left;padding:13px 14px;display:flex;flex-direction:column;gap:3px;min-width:0}.saved__langs{font-size:11.5px;color:var(--accent);font-weight:700;text-transform:uppercase;letter-spacing:.03em}.saved__src{font-size:15px;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.saved__dst{font-size:14px;color:var(--text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.saved__remove{align-self:center;margin-right:6px;color:var(--text-3);opacity:0;transition:opacity .15s ease,color .15s ease}.saved__row:hover .saved__remove{opacity:1}.saved__remove:hover{color:var(--danger)}.stub{padding:64px 32px;text-align:center}.stub__title{font-size:25px;margin-bottom:10px;letter-spacing:-.01em}.stub__text{color:var(--text-2);font-size:15px;margin-bottom:26px}.stub__back{display:inline-block;padding:12px 24px;border-radius:13px;background:var(--accent-grad);color:#fff;font-weight:600;font-size:14px;box-shadow:0 6px 18px #6366f159;transition:transform .12s ease,box-shadow .2s ease,filter .15s ease}.stub__back:hover{filter:brightness(1.06);box-shadow:0 8px 22px #6366f173}.stub__back:active{transform:scale(.97)}.footer{border-top:1px solid var(--border);background:color-mix(in srgb,var(--surface) 70%,transparent)}.footer__inner{max-width:1120px;margin:0 auto;padding:24px 22px;display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13.5px;color:var(--text-2)}.footer__brand{font-weight:700;color:var(--text)}@media (max-width: 720px){.header__inner{gap:12px;height:60px}.tab span,.logo__text{display:none}.main{padding:24px 16px 40px}.panels{grid-template-columns:1fr}.panels:after{display:none}.panel--source{border-bottom:1px solid var(--border)}.panel{min-height:190px}.panel__text,.panel__output{font-size:19px;padding:18px}.saved__remove{opacity:1}}