@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700;800;900&family=Noto+Sans+TC:wght@400;700;900&family=M+PLUS+Rounded+1c:wght@400;700;800&family=Bebas+Neue&family=Playfair+Display:wght@600;700&family=Caveat:wght@700&family=JetBrains+Mono:wght@600&display=swap");
:root{color-scheme:dark}
:root{--bg:#171219;--panel:rgba(255,248,248,.08);--panel2:rgba(255,248,248,.045);--border:rgba(255,236,238,.14);--text:#fff9fb;--muted:#d8c8cf;--a:#df8fa5;--b:#a3c58b;--ok:#9ad49d;--warn:#f5d37d;--danger:#ff9eb0;--shadow:0 24px 72px rgba(13,7,13,.42)}
body.light{--bg:#fbf4ee;--panel:rgba(255,255,255,.78);--panel2:rgba(170,123,97,.05);--border:rgba(153,119,97,.16);--text:#5a4138;--muted:#8b6b63;--a:#dc93a8;--b:#a7c688;--shadow:0 18px 46px rgba(120,87,53,.11)}
body.light{background:radial-gradient(circle at 10% 0%,rgba(237,181,197,.26),transparent 28rem),radial-gradient(circle at 88% 10%,rgba(187,212,157,.22),transparent 24rem),radial-gradient(circle at 50% 100%,rgba(255,240,220,.38),transparent 28rem),var(--bg)}
.toptools{display:flex;gap:8px;align-items:center}.toolbtn{padding:9px 13px;border-radius:999px;font-size:13px;line-height:1.25}.brand h1{font-family:"Noto Sans TC",Inter,sans-serif;font-weight:800}.sub{letter-spacing:.01em}
body.light .logo{color:#432b30;background:linear-gradient(135deg,#efc6d3,#c8ddab)}
body.light .drop.drag{background:rgba(198,162,123,.16);outline:2px solid rgba(198,162,123,.45)}
.fchip.active{box-shadow:0 4px 16px rgba(115,96,255,.12)}
body.light .fchip.active{box-shadow:0 4px 16px rgba(180,136,82,.10)}
.wmgrid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:4px}
.select,.select option{color:var(--text);background:#17171e}
body.light .select,body.light .select option{color:#4a3425;background:#fffaf4}
body.light .compare{background:#f0e6d8}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:"Noto Sans TC",Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}body{background:radial-gradient(circle at 12% 0%,rgba(223,143,165,.18),transparent 28rem),radial-gradient(circle at 90% 8%,rgba(163,197,139,.14),transparent 24rem),radial-gradient(circle at 60% 100%,rgba(255,215,215,.06),transparent 24rem),var(--bg)}
.wrap{width:min(1240px,calc(100% - 28px));margin:0 auto;padding:20px 0 40px}header{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:14px}.brand{display:flex;gap:13px;align-items:center}.logo{width:88px;height:62px;border-radius:18px;padding:8px 10px;background:linear-gradient(135deg,var(--a),var(--b));display:flex;flex-direction:column;justify-content:center;align-items:flex-start;color:#201417;font-weight:950;box-shadow:0 12px 36px rgba(206,124,150,.28);line-height:1}.logo-stack .logo-top{font-size:18px;letter-spacing:.08em;font-weight:900}.logo-stack .logo-bottom{font-size:11px;font-weight:800;letter-spacing:.02em;margin-top:4px}h1{font-size:clamp(24px,4vw,35px);margin:0;letter-spacing:-.04em}.sub{color:var(--muted);font-size:14px;margin-top:5px}.privacy{font-size:13px;color:var(--muted);padding:8px 11px;border:1px solid var(--border);border-radius:999px;background:rgba(255,255,255,.03)}
.grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:18px}.card{background:var(--panel);border:1px solid var(--border);border-radius:24px;box-shadow:var(--shadow);backdrop-filter:blur(18px)}.workspace{min-height:0;overflow:hidden;display:flex;flex-direction:column}.drop{min-height:560px;display:grid;place-items:center;text-align:center;padding:28px;cursor:pointer;transition:.2s}.drop.drag{background:rgba(154,135,255,.12);outline:2px solid rgba(154,135,255,.45);outline-offset:-2px}.drop input{display:none}.dropinner{max-width:450px}.icon{font-size:55px;margin-bottom:12px}.droptitle{font-size:24px;font-weight:800;margin-bottom:8px}.dropdesc{color:var(--muted);font-size:14px;line-height:1.65;margin-bottom:18px}
button,.button{appearance:none;border:1px solid rgba(255,255,255,.11);border-radius:14px;background:rgba(255,255,255,.075);color:var(--text);font-family:"Noto Sans TC",Inter,ui-sans-serif,system-ui,sans-serif;font-size:14px;line-height:1.35;font-weight:700;letter-spacing:.005em;padding:11px 14px;cursor:pointer;transition:.13s}button:hover{background:rgba(255,255,255,.12)}button:active{transform:translateY(1px)}button:disabled{opacity:.42;cursor:not-allowed}.primary{background:linear-gradient(135deg,#e39aae,#b9d594);border:0;color:#2b181b}.primary:hover{background:linear-gradient(135deg,#e8a8ba,#c7dea7)}.wide{width:100%}.small{padding:8px 11px;border-radius:11px;font-size:13px}
.editor{display:none;flex:1;min-height:0;flex-direction:column}.editor.active{display:flex}.head{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;border-bottom:1px solid var(--border);gap:12px}.filemeta{min-width:0}.filename{font-size:15px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:58vw}.dims{font-size:13px;color:var(--muted);margin-top:2px}.actions{display:flex;gap:7px}.stage{height:clamp(360px,60dvh,660px);min-height:0;padding:12px;display:grid;place-items:center;background:rgba(0,0,0,.18);overflow:hidden}.compare{position:relative;display:inline-block;max-width:100%;max-height:100%;border-radius:20px;overflow:hidden;background:#030304;box-shadow:0 14px 50px rgba(0,0,0,.38);touch-action:none;user-select:none}.compare canvas{display:block;max-width:100%;max-height:calc(60dvh - 24px);width:auto;height:auto;object-fit:contain}#after{position:absolute;inset:0;clip-path:inset(0 0 0 50%)}.divider{position:absolute;top:0;bottom:0;left:50%;width:2px;background:white;transform:translateX(-1px);pointer-events:none}.knob{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:38px;height:38px;border-radius:50%;background:white;color:#111;display:grid;place-items:center;font-weight:900;box-shadow:0 6px 18px rgba(0,0,0,.35);pointer-events:none}.tag{position:absolute;top:12px;padding:6px 9px;border-radius:9px;background:rgba(0,0,0,.56);font-size:12px;font-weight:700;pointer-events:none}.tag.before{left:12px}.tag.after{right:12px}
aside{padding:18px;align-self:start;position:sticky;top:12px}.sidetitle{font-size:18px;font-weight:800;margin-bottom:13px}.status{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:9px}.stat{background:var(--panel2);border:1px solid var(--border);border-radius:14px;padding:10px}.k{color:var(--muted);font-size:12.5px;margin-bottom:5px}.v{font-size:15px;font-weight:800}.modebar{display:flex;gap:7px;flex-wrap:wrap;margin:12px 0}.pill{border:1px solid var(--border);border-radius:999px;background:rgba(255,255,255,.04);padding:6px 9px;font-size:12px;color:var(--muted)}.pill.on{background:rgba(223,143,165,.15);border-color:rgba(223,143,165,.38);color:var(--text)}
.flow{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}.flow .primary{grid-column:1/-1}.hintbox{margin:12px 0 0;padding:11px 12px;border-radius:14px;background:rgba(255,255,255,.035);border:1px solid var(--border);font-size:13px;line-height:1.6;color:var(--muted)}.hintbox strong{color:var(--text)}
details{margin-top:14px;border-top:1px solid var(--border);padding-top:13px}summary{cursor:pointer;font-size:13px;color:var(--muted);font-weight:750}.control{margin-top:14px}.controlrow{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:7px}.control label{font-size:13px;font-weight:700}.val{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}input[type=range]{width:100%;accent-color:var(--a)}.mini{font-size:12px;color:var(--muted);line-height:1.5;margin-top:5px}.sep{height:1px;background:var(--border);margin:16px 0}.download{margin-top:0}.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(18px);padding:10px 13px;border-radius:12px;background:#f6f6f8;color:#0b0b0f;font-size:13px;font-weight:750;opacity:0;pointer-events:none;transition:.2s;box-shadow:0 12px 34px rgba(0,0,0,.35);z-index:20}.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.filtergrid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}.fchip{font-size:13.5px;padding:10px 10px;text-align:center}.fchip.active{background:linear-gradient(135deg,rgba(223,143,165,.22),rgba(163,197,139,.18));border-color:rgba(223,143,165,.45);color:var(--text)}.textinput,.select{width:100%;background:rgba(255,255,255,.06);border:1px solid var(--border);border-radius:12px;color:var(--text);padding:10px 12px;font-family:"Noto Sans TC",Inter,ui-sans-serif,system-ui,sans-serif;font-size:14px;line-height:1.35;font-weight:500}.select{appearance:none}.inline2{display:grid;grid-template-columns:1fr 1fr;gap:8px}.wmnote{font-size:12.5px;color:var(--muted);line-height:1.5;margin-top:6px}@media(max-width:880px){.wrap{width:min(100% - 18px,760px);padding-top:14px}.privacy{display:none}.grid{grid-template-columns:1fr}.toptools{gap:6px}aside{position:static}.drop{min-height:460px}.workspace,.editor{min-height:0}.stage{height:clamp(330px,54dvh,560px);padding:8px}.compare canvas{max-height:calc(54dvh - 16px)}.sidetitle{font-size:17px}.flow button{min-height:44px}}
.select,.select option{color:#f7f7fb;background:#17171e}
body.light .select,body.light .select option{color:#4a3425;background:#fffaf4}
.sitefooter{width:min(1200px,calc(100% - 28px));margin:0 auto 34px;display:flex;justify-content:center;gap:18px;flex-wrap:wrap;font-size:12px;color:var(--muted)}
.sitefooter a{color:inherit;text-decoration:none}.sitefooter a:hover{color:var(--text)}
.legal{width:min(840px,calc(100% - 28px));margin:0 auto;padding:38px 0 68px}.legal .card{padding:26px}.legal h1{font-size:30px}.legal h2{font-size:18px;margin-top:28px}.legal p,.legal li{color:var(--muted);line-height:1.75}.legal a{color:var(--text)}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
body.light .privacy{background:rgba(255,255,255,.58)}
.droptitle,.sidetitle,h1{letter-spacing:-.03em}.card{border-radius:26px}.compare{border-radius:20px}.tag{backdrop-filter:blur(8px)}

@media(max-width:520px){
  .wrap{width:min(100% - 12px,520px)}
  header{align-items:center;gap:10px}
  .logo{width:76px;height:56px}
  .logo-stack .logo-top{font-size:16px}
  .logo-stack .logo-bottom{font-size:10px}
  h1{font-size:24px}
  .sub{font-size:12.5px}
  .toolbtn{font-size:12px;padding:8px 10px}
  .stage{height:50dvh;min-height:300px}
  .compare canvas{max-height:calc(50dvh - 16px)}
  .head{padding:9px 10px}
  .filename{font-size:14px}
  aside{padding:15px}
  .filtergrid{gap:7px}
  .fchip{font-size:13px}
}

@media(max-width:880px){
  .card{backdrop-filter:none;-webkit-backdrop-filter:none;box-shadow:0 10px 28px rgba(0,0,0,.16)}
  body{background:var(--bg)}
  .compare{box-shadow:0 8px 24px rgba(0,0,0,.24)}
  .tag{backdrop-filter:none}
}

.mobileQuick{display:none}
@media(max-width:880px){
  body{padding-bottom:calc(84px + env(safe-area-inset-bottom))}
  .wrap{padding-bottom:18px}
  header{margin-bottom:10px}
  .brand{gap:9px}
  .logo{width:70px;height:52px;border-radius:15px;padding:7px 9px}
  .logo-stack .logo-top{font-size:15px}
  .logo-stack .logo-bottom{font-size:9.5px;margin-top:3px}
  .brand h1{font-size:22px}
  .sub{font-size:12px;margin-top:2px}
  .toptools .toolbtn{padding:7px 9px;font-size:11.5px}
  .grid{gap:12px}
  .workspace{border-radius:20px}
  .editor .head{padding:8px 10px}
  .actions{gap:5px}
  .actions .small{padding:7px 9px}
  .stage{
    height:62dvh;
    min-height:390px;
    max-height:680px;
    padding:6px;
  }
  .compare{
    max-width:100%;
    max-height:100%;
    border-radius:16px;
  }
  .compare canvas{
    max-width:100%;
    max-height:calc(62dvh - 12px);
  }

  .mobileQuick{
    position:fixed;
    left:8px;
    right:8px;
    bottom:calc(8px + env(safe-area-inset-bottom));
    z-index:60;
    display:block;
    padding:7px;
    border:1px solid var(--border);
    border-radius:18px;
    background:rgba(24,18,25,.94);
    box-shadow:0 10px 32px rgba(0,0,0,.32);
  }
  body.light .mobileQuick{background:rgba(255,250,246,.96)}
  .mobileQuickStatus{
    display:none;
    padding:0 5px 5px;
    color:var(--muted);
    font-size:11px;
    line-height:1.2;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
  }
  .mobileQuickRow{
    display:grid;
    grid-template-columns:minmax(94px,1.5fr) 1fr 44px 44px 54px;
    gap:5px;
  }
  .mobileQuick button{
    min-height:43px;
    padding:7px 7px;
    border-radius:12px;
    font-size:12.5px;
    line-height:1.1;
    white-space:nowrap;
  }
  .mobileQuick .mqMain{
    background:linear-gradient(135deg,#e39aae,#b9d594);
    color:#2b181b;
    border:0;
    font-weight:800;
  }
  .sitefooter{margin-bottom:10px}
}
@media(max-width:520px){
  .stage{height:64dvh;min-height:380px}
  .compare canvas{max-height:calc(64dvh - 12px)}
  .filename{max-width:46vw}
  .mobileQuickRow{
    grid-template-columns:minmax(88px,1.45fr) 1fr 42px 42px 50px;
  }
  .mobileQuick button{font-size:12px;padding:6px 5px}
}

.mobilePrivacy{display:none}
.saveSheetBackdrop[hidden]{display:none!important}
.saveSheetBackdrop{
  position:fixed;inset:0;z-index:90;
  display:flex;align-items:flex-end;justify-content:center;
  padding:14px;
  background:rgba(8,5,8,.48);
}
.saveSheet{
  width:min(460px,100%);
  border:1px solid var(--border);
  border-radius:24px;
  padding:10px 14px 14px;
  background:#241b25;
  box-shadow:0 24px 70px rgba(0,0,0,.42);
}
body.light .saveSheet{background:#fffaf6}
.saveSheetHandle{
  width:38px;height:4px;border-radius:999px;
  background:var(--border);margin:2px auto 13px;
}
.saveSheetTitle{font-size:19px;font-weight:800;margin-bottom:7px}
.saveSheetDesc{font-size:13px;line-height:1.6;color:var(--muted);margin-bottom:13px}
.saveSheet button{width:100%;min-height:47px;margin-top:7px;font-size:14px}
.saveSheet .savePrimary{
  background:linear-gradient(135deg,#e39aae,#b9d594);
  color:#2b181b;border:0;font-weight:800;
}
.saveSheet .saveGhost{background:transparent;color:var(--muted)}

@media(max-width:880px){
  body{padding-bottom:calc(138px + env(safe-area-inset-bottom))}
  .mobilePrivacy{
    display:block;
    margin:-2px 0 9px;
    padding:7px 10px;
    border:1px solid var(--border);
    border-radius:12px;
    background:var(--panel2);
    color:var(--muted);
    font-size:11.5px;
    line-height:1.35;
    text-align:center;
  }
  .mobileQuick{padding:7px}
  .mobileQuick .mqSave{
    width:100%;
    min-height:44px;
    margin-top:6px;
    border:0;
    border-radius:12px;
    background:linear-gradient(135deg,#efb3c4,#c9dda9);
    color:#2b181b;
    font-size:13.5px;
    font-weight:800;
  }
}

/* v30 informational pages */
.legal .lead{font-size:15px;color:var(--text);line-height:1.8;margin:8px 0 22px}
.legal .meta{font-size:12px;color:var(--muted);margin-top:-8px;margin-bottom:22px}
.legal .note{padding:14px 16px;border:1px solid var(--border);background:var(--panel2);border-radius:14px;margin:18px 0;color:var(--muted);line-height:1.7}
.legal ul{padding-left:20px}
.legal strong{color:var(--text)}
.legalnav{display:flex;gap:14px;flex-wrap:wrap;border-top:1px solid var(--border);margin-top:32px;padding-top:18px;font-size:12px}
.legalnav a{color:var(--muted);text-decoration:none}
.legalnav a:hover{color:var(--text)}
@media(max-width:600px){
  .legal{padding-top:22px}
  .legal .card{padding:20px}
  .legal h1{font-size:26px}
}