:root{--ink:#202124;--muted:#77787d;--canvas:#f5f5f2;--paper:#fff;--blue:#5374e1;--blue-soft:#eef2ff;--line:#deded9}*{box-sizing:border-box}body{background:var(--canvas);min-height:100vh;color:var(--ink);-webkit-font-smoothing:antialiased;margin:0;font-family:Helvetica Neue,Helvetica,Arial,sans-serif}button,input{font:inherit}a{color:inherit;text-decoration:none}main{flex-direction:column;min-height:100vh;display:flex}.site-header{justify-content:space-between;align-items:center;width:min(980px,100% - 40px);min-height:78px;margin:0 auto;display:flex}.brand{align-items:center;display:inline-flex}.brand img{width:112px;height:auto;display:block}.hero{text-align:center;width:min(760px,100% - 40px);margin:auto;padding:72px 0 82px}.hero.has-result{padding-top:40px;padding-bottom:42px}h1{letter-spacing:-.06em;margin:0 0 34px;font-size:clamp(48px,7vw,72px);font-weight:720;line-height:.98}h1 em{color:var(--ink);font-style:normal;font-weight:420}.headline-brand{justify-content:center;align-items:center;gap:10px;display:inline-flex}.x-mark{fill:currentColor;width:.72em;height:.72em}.hero-copy{color:var(--muted);margin:24px auto 34px;font-size:16px;line-height:1.5}.download-form{background:var(--paper);border:1px solid var(--line);text-align:left;border-radius:20px;width:100%;margin:0 auto;padding:18px;box-shadow:0 12px 32px #2021240b}.download-form label{margin:0 0 10px 2px;font-size:13px;font-weight:620;display:block}.input-row{grid-template-columns:1fr auto;align-items:center;gap:8px;display:grid}.url-field{min-width:0;position:relative}.url-field input{border:1px solid var(--line);width:100%;min-width:0;height:52px;color:var(--ink);background:#fafaf8;border-radius:13px;outline:none;padding:0 96px 0 16px}.url-field input::placeholder{color:#aaa9a5}.url-field input:focus{border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft)}.paste-button,.submit-button{cursor:pointer;border-radius:13px;height:52px;font-weight:640;transition:transform .16s,background .16s}.paste-button{width:44px;height:44px;color:var(--muted);background:0 0;border:0;place-items:center;padding:0;display:grid;position:absolute;top:4px;right:4px}.paste-button svg{width:19px;height:19px}.paste-button:hover{color:var(--ink);background:#fafaf8}.platform-mark{color:#202124;pointer-events:none;background:#f0f1f5;border-radius:8px;place-items:center;width:28px;height:28px;display:grid;position:absolute;top:50%;right:48px;transform:translateY(-50%)}.platform-mark svg{fill:currentColor;width:17px;height:17px}.platform-mark-tiktok{color:#121214}.platform-mark-youtube{color:#e33b32}.platform-mark-x{color:#202124}.submit-button{border:1px solid var(--blue);background:var(--blue);color:#fff;padding:0 20px}.submit-button:hover{background:#465bd8;transform:translateY(-1px)}.submit-button:disabled{cursor:wait;opacity:.65;transform:none}.submit-button span{margin-left:9px;transition:transform .16s;display:inline-block}.submit-button:hover span{transform:translate(3px)}.form-hint{color:#9a9a96;margin:11px 2px 0;font-size:11px}.form-message{margin:10px 2px 0;font-size:12px;font-weight:600}.form-message.error{color:#b34d4d}.form-message.loading{color:#526fd8;align-items:center;gap:7px;display:flex}.form-message.loading span{border:1.5px solid #bfc9f4;border-top-color:var(--blue);border-radius:50%;flex:none;width:11px;height:11px;animation:.7s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.result-card{background:var(--paper);border:1px solid var(--line);text-align:left;border-radius:20px;grid-template-columns:178px 1fr;gap:18px;width:100%;margin:14px auto 0;padding:14px;display:grid;box-shadow:0 12px 32px #2021240b}.video-thumb{object-fit:cover;background:#ecece8;border-radius:13px;width:178px;height:100%;min-height:168px}.result-content{min-width:0;padding:7px 7px 7px 0}.result-meta{color:var(--blue);justify-content:space-between;gap:12px;font-size:11px;display:flex}.result-card h2{letter-spacing:-.02em;margin:7px 0 4px;font-size:18px}.result-card p{color:var(--muted);white-space:nowrap;text-overflow:ellipsis;margin:0;font-size:12px;line-height:1.45;overflow:hidden}.quality-heading{color:var(--muted);white-space:normal!important;margin:18px 0 8px!important;font-size:11px!important;overflow:visible!important}.quality-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;display:grid}.quality-button{border:1px solid var(--line);background:#fafaf8;border-radius:11px;align-items:center;gap:10px;min-width:0;padding:11px 12px;transition:border-color .16s,transform .16s;display:flex}.quality-button:hover{border-color:var(--blue);transform:translateY(-1px)}.quality-button.recommended{background:var(--blue-soft);border-color:#cdd2ff;grid-column:1/-1}.quality-copy{flex:1;min-width:0}.quality-copy strong{font-size:13px;line-height:1.2;display:block}.quality-copy small{color:var(--muted);margin-top:3px;font-size:10px;display:block}.quality-button em{color:#3449c5;background:#d9defe;border-radius:999px;padding:3px 6px;font-size:9px;font-style:normal;font-weight:700}.quality-download{color:var(--blue);white-space:nowrap;flex:none;font-size:11px;font-weight:700}.quality-download b{margin-left:3px;font-size:14px}.share-button{color:var(--muted);cursor:pointer;background:0 0;border:0;align-items:center;gap:6px;margin-top:12px;padding:0;font-size:11px;font-weight:620;display:inline-flex}.share-button:hover{color:var(--ink)}.share-button svg{width:15px;height:15px}.support-line{color:#9a9a96;margin:21px 0 0;font-size:11px}.history{text-align:left;width:100%;margin:28px auto 0}.history-header{justify-content:space-between;align-items:end;margin:0 3px 10px;display:flex}.history-header h2{letter-spacing:-.02em;margin:0;font-size:15px}.history-header p{color:#9a9a96;margin:3px 0 0;font-size:11px}.history-header button{color:var(--muted);cursor:pointer;background:0 0;border:0;padding:3px 0;font-size:11px}.history-header button:hover{color:var(--ink)}.history-list{gap:7px;display:grid}.history-item{border:1px solid var(--line);background:var(--paper);width:100%;min-width:0;color:var(--ink);text-align:left;cursor:pointer;border-radius:13px;align-items:center;gap:10px;padding:8px;transition:border-color .16s,transform .16s;display:flex}.history-item:hover{border-color:#bec6e8;transform:translateY(-1px)}.history-item img,.history-placeholder{object-fit:cover;background:#ecece8;border-radius:8px;flex:none;width:36px;height:36px}.history-placeholder{color:var(--ink);place-items:center;display:grid}.history-placeholder svg{fill:currentColor;width:18px;height:18px}.history-copy{flex:1;min-width:0}.history-copy strong,.history-copy small{text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.history-copy strong{font-size:12px}.history-copy small{color:var(--muted);margin-top:3px;font-size:10px}.history-arrow{color:var(--muted);font-size:16px}footer{border-top:1px solid var(--line);color:#9a9a96;justify-content:space-between;width:min(980px,100% - 40px);margin:0 auto;padding:23px 0 28px;font-size:11px;display:flex}footer a:hover{color:var(--ink)}.status-page{flex-direction:column;min-height:100vh;display:flex}.status-content{width:min(580px,100% - 40px);margin:auto;padding:72px 0 82px}.status-content h1{margin:13px 0 14px;font-size:clamp(42px,6vw,58px)}.status-kicker{color:#427a52;align-items:center;gap:7px;margin:0;font-size:13px;font-weight:650;display:flex}.status-kicker span,.status-item em i{background:#68a979;border-radius:50%;flex:none;width:8px;height:8px}.status-intro{color:var(--muted);margin:0;line-height:1.5}.status-list{gap:8px;margin-top:32px;display:grid}.status-item{border:1px solid var(--line);background:var(--paper);border-radius:14px;justify-content:space-between;align-items:center;padding:16px 17px;display:flex}.status-item strong,.status-item small{display:block}.status-item strong{font-size:14px}.status-item small{color:var(--muted);margin-top:4px;font-size:11px}.status-item em{color:#427a52;align-items:center;gap:6px;font-size:11px;font-style:normal;font-weight:650;display:inline-flex}.status-back{color:var(--blue);gap:8px;margin-top:26px;font-size:13px;font-weight:650;display:inline-flex}.status-back:hover span{transform:translate(3px)}.status-back span{transition:transform .16s}.seo-content{width:min(760px,100% - 40px);color:var(--muted);margin:0 auto 72px;line-height:1.65}.seo-content h2{color:var(--ink);letter-spacing:-.03em;margin:0 0 12px;font-size:28px}.seo-content h3{color:var(--ink);letter-spacing:-.02em;margin:28px 0 7px;font-size:17px}.seo-content p{margin:0;font-size:14px}@media (max-width:680px){.site-header{min-height:66px}.hero,.hero.has-result{padding:54px 0 58px}h1{margin-bottom:28px;font-size:clamp(45px,13vw,58px)}.hero-copy{margin:20px auto 28px;font-size:15px}.download-form{border-radius:17px;padding:14px}.input-row{grid-template-columns:1fr}.submit-button{height:48px;padding:0 17px}.result-card{border-radius:17px;grid-template-columns:1fr;gap:12px}.video-thumb{width:100%;height:184px;min-height:0}.result-content{padding:4px}.quality-list{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}
