*{box-sizing:border-box;margin:0;padding:0}
body{font-family:Arial,sans-serif;background:#101827;color:#e8edf6;line-height:1.6}
.header{height:70px;padding:0 7%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #263448;background:#111d2e}
.logo{font-size:22px;font-weight:800;color:#fff;text-decoration:none}
.logo span{color:#48a9ff}
.privacy{font-size:12px;color:#a8b8ca}
.container{max-width:950px;margin:auto;padding:30px 20px 60px}
.hero{text-align:center;padding:35px 10px 30px}
.eyebrow{font-size:11px;letter-spacing:2px;color:#54b5ff;font-weight:800;margin-bottom:9px}
.hero h1{font-size:clamp(32px,6vw,49px);line-height:1.15;color:#fff;margin:10px 0 15px}
.hero h1 span{color:#55b5ff}
.hero>p:last-child{color:#aab8c9;max-width:600px;margin:auto}
.upload-card{border:2px dashed #3b6087;border-radius:16px;padding:42px 15px;text-align:center;background:#17263a}
.upload-card.dragging{border-color:#55b5ff;background:#1b3450}
.upload-icon{font-size:42px;color:#55b5ff}
.upload-card h2{font-size:22px;margin:5px}
.upload-card p,.upload-card small{color:#aab8c9}
.upload-card small{display:block;margin-top:14px}
.choose-btn,.compress-btn,.download-btn{display:block;border:0;border-radius:9px;padding:14px 20px;background:#1687e8;color:white;font-weight:bold;font-size:15px;cursor:pointer;text-align:center;text-decoration:none}
.choose-btn{margin:18px auto 0}
.editor{margin-top:35px}
.section-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
h2{font-size:21px}
.text-btn{background:none;border:1px solid #40536a;color:#b9d8f3;padding:9px 12px;border-radius:7px;cursor:pointer}
.comparison{background:#17263a;padding:12px;border:1px solid #2a3b51;border-radius:13px}
.compare-stage{height:350px;position:relative;overflow:hidden;background:#0b1320;border-radius:8px}
.compare-stage>img{position:absolute;width:100%;height:100%;object-fit:contain;inset:0}
.compressed-layer{position:absolute;inset:0;width:50%;overflow:hidden;border-right:2px solid #fff}
.compressed-layer img{position:absolute;width:100%;height:100%;object-fit:contain;max-width:none}
.compare-line{position:absolute;left:50%;top:0;bottom:0;width:2px;background:#fff;transform:translateX(-50%);pointer-events:none;color:#fff;font-size:20px}
.compare-line:after{content:"↔";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:36px;height:36px;background:#1687e8;border:2px solid white;border-radius:50%;display:grid;place-items:center}
#compareSlider{width:100%;margin:14px 0 0;accent-color:#48a9ff}
.compare-caption{display:flex;justify-content:space-between;color:#9eafc3;font-size:11px}
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:16px 0}
.stat-box{padding:15px;background:#17263a;border:1px solid #2a3b51;border-radius:10px;min-width:0}
.stat-box span,.stat-box small{display:block;color:#9eafc3;font-size:12px}
.stat-box strong{display:block;font-size:22px;margin:5px 0;overflow-wrap:anywhere}
.settings-card,.info-section,.privacy-note{background:#17263a;border:1px solid #2a3b51;border-radius:13px;padding:24px;margin-top:20px}
.settings-card h2{margin-bottom:18px}
.setting{margin:15px 0}
.setting>label,.setting-title label{display:block;font-size:14px;font-weight:bold;margin-bottom:8px}
.setting input[type=number],.setting select{width:100%;padding:12px;border:1px solid #40536a;border-radius:8px;background:#101d2e;color:#fff;font-size:15px}
.setting input[type=range]{width:100%;accent-color:#48a9ff}
.setting-title{display:flex;justify-content:space-between;align-items:center}
.setting-title strong{color:#55b5ff}
.range-labels{display:flex;justify-content:space-between;color:#98aabd;font-size:11px}
.settings-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
.checkbox-row{display:flex;align-items:center;gap:10px;color:#b8c8d9;font-size:13px;margin:15px 0}
.checkbox-row input{accent-color:#1687e8;width:17px;height:17px}
.divider{height:1px;background:#304258;margin:24px 0}
.compress-btn{width:100%;margin-top:22px}
.compress-btn:disabled{opacity:.6;cursor:wait}
.download-btn{background:#13834f;margin-top:12px}
.result-message{text-align:center;color:#b8c8d9;font-size:13px;margin-top:14px}
.info-section h2,.privacy-note h2{margin-bottom:17px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}
.steps article{background:#101d2e;padding:16px;border-radius:9px}
.steps article span{color:#55b5ff;font-weight:bold}
.steps h3{margin:6px 0}
.steps p,.privacy-note p{color:#aab8c9;font-size:13px}
footer{text-align:center;padding:25px;color:#8294a9;font-size:12px;border-top:1px solid #263448}
[hidden]{display:none!important}
@media(max-width:600px){
.header{padding:0 18px}.container{padding:20px 14px 45px}
.hero{padding:30px 5px}.hero h1{font-size:34px}
.compare-stage{height:260px}.stats-grid{gap:7px}
.stat-box{padding:10px}.stat-box strong{font-size:17px}
.stat-box span,.stat-box small{font-size:10px}
.settings-card,.info-section,.privacy-note{padding:17px}
.steps{grid-template-columns:1fr}
.section-heading{align-items:flex-start}
.text-btn{font-size:11px}
}