:root{--bg:#f6f5f0;--card:#fff;--text:#111;--sub:#6b6b66;--line:rgba(17,17,17,.12);--accent:#ffd60a;--accent-ink:#000;--link:#111;--bar:rgba(250,249,244,.8);--shadow:0 10px 32px rgba(20,20,10,.08);--fill:rgba(17,17,17,.07);--hero-bg:linear-gradient(145deg,#1c1c1c,#000);--hero-fg:#ffd60a;--glow:rgba(255,214,10,.4)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#000;--card:#151515;--text:#f5f5f0;--sub:#9a9a92;--line:rgba(255,255,255,.14);--accent:#ffd60a;--accent-ink:#000;--link:#ffd60a;--bar:rgba(16,16,16,.78);--shadow:0 10px 32px rgba(0,0,0,.6);--fill:rgba(255,255,255,.1);--hero-bg:linear-gradient(145deg,#ffe14d,#ffd60a 55%,#f5b800);--hero-fg:#000;--glow:rgba(255,255,255,.5)}}
:root[data-theme="dark"]{--bg:#000;--card:#151515;--text:#f5f5f0;--sub:#9a9a92;--line:rgba(255,255,255,.14);--accent:#ffd60a;--accent-ink:#000;--link:#ffd60a;--bar:rgba(16,16,16,.78);--shadow:0 10px 32px rgba(0,0,0,.6);--fill:rgba(255,255,255,.1);--hero-bg:linear-gradient(145deg,#ffe14d,#ffd60a 55%,#f5b800);--hero-fg:#000;--glow:rgba(255,255,255,.5)}
:root{box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
html{scroll-padding-top:env(safe-area-inset-top,0px)}
*,*::before,*::after{box-sizing:inherit;-webkit-tap-highlight-color:transparent}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Helvetica Neue","Segoe UI",Roboto,Arial,sans-serif;-webkit-font-smoothing:antialiased;letter-spacing:-.01em}
.app{max-width:520px;margin:0 auto;padding:20px 20px 120px}
.view{display:none}.view.active{display:block;animation:in .35s cubic-bezier(.2,.8,.2,1)}
@keyframes in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
h1{font-size:34px;line-height:1.1;font-weight:700;letter-spacing:-.03em;margin:14px 0 4px}
.sub{color:var(--sub);font-size:17px;margin:0 0 24px}
.card{background:var(--card);border-radius:26px;box-shadow:var(--shadow)}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
.hero{display:block;width:100%;text-align:left;padding:24px;color:var(--hero-fg);border-radius:30px;min-height:210px;position:relative;overflow:hidden;background:var(--hero-bg);box-shadow:0 18px 40px rgba(0,0,0,.28);transition:transform .25s cubic-bezier(.3,1.4,.5,1)}
.hero:active{transform:scale(.97)}
.hero svg{width:34px;height:34px}
.hero h2{font-size:30px;margin:46px 0 4px;letter-spacing:-.03em}
.hero p{margin:0;font-size:16px;opacity:.9;max-width:240px;line-height:1.35}
.hero::after{content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;background:radial-gradient(circle,var(--glow),transparent 70%)}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:14px}
.tile{padding:20px;text-align:left;min-height:150px;display:flex;flex-direction:column;justify-content:space-between;transition:transform .25s cubic-bezier(.3,1.4,.5,1)}
.tile:active{transform:scale(.96)}
.ico{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;color:#fff}
.ico svg{width:24px;height:24px}
.tile h3{margin:0;font-size:20px;letter-spacing:-.02em}.tile p{margin:2px 0 0;color:var(--sub);font-size:14px}
.green,.orange{background:var(--accent);color:var(--accent-ink)}
.drop{display:flex;flex-direction:column;align-items:center;text-align:center;padding:44px 24px;gap:10px;border:1.5px dashed var(--line);box-shadow:none;background:var(--card);cursor:pointer}
.drop .ico{width:64px;height:64px;border-radius:20px;background:var(--accent);margin-bottom:6px}
.drop h3{margin:0;font-size:21px}.drop p{margin:0;color:var(--sub);font-size:15px}
.btn{display:block;width:100%;padding:16px;border-radius:16px;font-size:17px;font-weight:600;text-align:center;transition:transform .2s,opacity .2s}
.btn:active{transform:scale(.98);opacity:.85}
.primary{background:var(--accent);color:var(--accent-ink)}.plain{background:var(--fill);color:var(--link)}
.stack{display:grid;gap:12px;margin-top:16px}
.cmp{position:relative;border-radius:26px;overflow:hidden;box-shadow:var(--shadow);--p:50%;touch-action:pan-y;background:var(--card)}
.cmp canvas{display:block;width:100%;height:auto}
.cmp .after{position:absolute;inset:0;clip-path:inset(0 0 0 var(--p))}
.cmp .line{position:absolute;top:0;bottom:0;left:var(--p);width:2px;background:#fff;box-shadow:0 0 8px rgba(0,0,0,.4);transform:translateX(-1px);pointer-events:none}
.cmp .knob{position:absolute;top:50%;left:var(--p);width:44px;height:44px;margin:-22px 0 0 -22px;border-radius:50%;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);display:grid;place-items:center;box-shadow:0 4px 16px rgba(0,0,0,.3);pointer-events:none;color:#1c1c1e;font-size:15px;font-weight:700}
.cmp input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;margin:0}
.chip{position:absolute;top:14px;padding:6px 12px;border-radius:99px;font-size:13px;font-weight:600;color:#fff;background:rgba(0,0,0,.35);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);pointer-events:none}
.chip.l{left:14px}.chip.r{right:14px}
.busy{position:absolute;inset:0;display:none;place-items:center;background:rgba(0,0,0,.35);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);color:#fff;font-weight:600;gap:12px;text-align:center}
.busy.on{display:grid;align-content:center}
.spin{width:30px;height:30px;border-radius:50%;border:3px solid rgba(255,255,255,.35);border-top-color:#fff;animation:sp .8s linear infinite;margin:0 auto}
@keyframes sp{to{transform:rotate(360deg)}}
.hint{color:var(--sub);font-size:14px;text-align:center;margin:10px 0 0}
.list{background:var(--card);border-radius:22px;overflow:hidden;box-shadow:var(--shadow)}
.row{display:flex;align-items:center;gap:14px;width:100%;padding:14px 16px;text-align:left;position:relative}
.row+.row::before{content:"";position:absolute;top:0;left:70px;right:0;height:1px;background:var(--line)}
.row:active{background:var(--fill)}
.row .ico{width:40px;height:40px;border-radius:11px}
.row b{display:block;font-weight:600;font-size:17px}.row span{color:var(--sub);font-size:14px}
.row i{margin-left:auto;color:var(--sub);font-style:normal;font-size:20px;opacity:.6}
.tabs{position:fixed;left:0;right:0;bottom:0;padding:8px 12px calc(8px + env(safe-area-inset-bottom,0px));background:var(--bar);backdrop-filter:saturate(180%) blur(24px);-webkit-backdrop-filter:saturate(180%) blur(24px);border-top:1px solid var(--line);display:flex;justify-content:center;z-index:5}
.tabs div{display:flex;width:100%;max-width:520px}
.tab{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:6px 0;font-size:11px;font-weight:500;color:var(--sub);transition:color .2s}
.tab svg{width:26px;height:26px}.tab.on{color:var(--link)}
.toast{position:fixed;left:50%;bottom:calc(96px + env(safe-area-inset-bottom,0px));transform:translate(-50%,20px);background:rgba(40,40,44,.92);color:#fff;padding:12px 18px;border-radius:99px;font-size:15px;opacity:0;pointer-events:none;transition:.3s;z-index:30;white-space:nowrap}
.toast.on{opacity:1;transform:translate(-50%,0)}
button:focus-visible,input:focus-visible+*,label:focus-within{outline:3px solid var(--link);outline-offset:2px}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
.brand{display:flex;align-items:center;gap:14px;margin:6px 0 24px}.brand img{width:60px;height:60px;border-radius:15px;box-shadow:var(--shadow)}.brand h1{margin:0;font-size:30px}.brand .sub{margin:2px 0 0;font-size:16px}
.hide{display:none!important}

.seg{position:relative;display:flex;padding:3px;border-radius:14px;background:var(--fill);margin:0 0 18px}
.seg::before{content:"";position:absolute;top:3px;bottom:3px;left:3px;width:calc(50% - 3px);border-radius:11px;background:var(--accent);box-shadow:0 4px 14px rgba(255,214,10,.35);transition:transform .35s cubic-bezier(.3,1.2,.4,1)}
.seg[data-active="upscale"]::before{transform:translateX(100%)}
.seg button{position:relative;z-index:1;flex:1;padding:11px 0;border-radius:11px;font-weight:600;font-size:16px;color:var(--sub);transition:color .25s,background .25s}
.seg button.on{color:var(--accent-ink)}
@media (hover:hover){.seg button:not(.on):hover{background:rgba(255,214,10,.22);color:var(--text)}}
.btn:disabled{opacity:.45;cursor:not-allowed}
.ad{position:fixed;inset:0;z-index:20;background:rgba(0,0,0,.85);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);display:none;place-items:center;padding:24px}
.ad.on{display:grid}
.adbox{width:100%;max-width:420px;background:var(--card);border-radius:26px;padding:20px;text-align:center}
.adtag{display:inline-block;font-size:12px;font-weight:600;color:var(--sub);margin-bottom:10px}
.adslot{aspect-ratio:16/9;border-radius:16px;background:var(--fill);display:grid;place-items:center;color:var(--sub);margin-bottom:12px}
.adnote{color:var(--sub);font-size:14px;margin:0 0 14px}
.quota{display:inline-block;margin:-10px 0 16px;padding:6px 12px;border-radius:99px;background:var(--fill);color:var(--sub);font-size:13px;font-weight:600}
.adbox h3{margin:0 0 8px;font-size:22px;letter-spacing:-.02em}