:root{
  --bg:#0b0c10;
  --card:#12141c;
  --muted:#8a90a2;
  --text:#e9ecf5;
  --line:#1f2330;
  --accent:#7c5cff;
  --good:#2dd4bf;
  --warn:#fbbf24;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:radial-gradient(1200px 600px at 20% -10%, rgba(124,92,255,.22), transparent 60%),
             radial-gradient(900px 450px at 90% 10%, rgba(45,212,191,.14), transparent 55%),
             var(--bg);
  color:var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  line-height:1.5;
  padding-bottom:96px; /* space for sticky ad */
}

.wrap{max-width:1100px;margin:0 auto;padding:18px 16px}

.site-header{
  border-bottom:1px solid var(--line);
  background:rgba(11,12,16,.65);
  backdrop-filter: blur(8px);
  position:sticky;top:0;z-index:10;
}

.brand{display:flex;gap:12px;align-items:center}
.brand-mark{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:rgba(124,92,255,.15);border:1px solid rgba(124,92,255,.25);font-size:22px}
.brand-name{font-weight:750;letter-spacing:.2px}
.brand-tag{color:var(--muted);font-size:13px;margin-top:2px}

.hero h1{font-size:34px;line-height:1.15;margin:18px 0 10px}
.hero p{color:#c8cde0;max-width:68ch;margin:0 0 18px}

.app-card{background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));border:1px solid var(--line);border-radius:18px;overflow:hidden}

.app-grid{display:grid;grid-template-columns:1fr 1fr;gap:0}
.panel{padding:16px;border-right:1px solid var(--line)}
.panel:last-child{border-right:none}
.panel-head{display:flex;justify-content:space-between;gap:10px;align-items:baseline;margin-bottom:10px}
.panel h2{margin:0;font-size:16px}
.hint{color:var(--muted);font-size:12.5px}

.dropzone{
  position:relative;
  border:1px dashed rgba(124,92,255,.45);
  border-radius:14px;
  background:rgba(124,92,255,.06);
  min-height:280px;
  padding:14px;
  cursor:pointer;
  outline:none;
}
.dropzone:focus{box-shadow:0 0 0 4px rgba(124,92,255,.18)}
.dropzone.dragover{background:rgba(45,212,191,.08);border-color:rgba(45,212,191,.6)}

#fileInput{
  position:absolute;inset:0;opacity:0;cursor:pointer;
}

.dz-inner{display:flex;gap:12px;align-items:center;justify-content:center;height:100%}
.dz-icon{font-size:26px;opacity:.9}
.dz-title{font-weight:700}
.dz-sub{color:var(--muted);font-size:13px;margin-top:2px}

.preview{
  display:none;
  width:100%;
  height:280px;
  object-fit:contain;
  border-radius:12px;
  background:rgba(0,0,0,.18);
}

.status-row{display:flex;gap:10px;align-items:center;justify-content:space-between;margin-top:12px}
.status{font-size:13px;color:var(--muted)}
.status.good{color:var(--good)}
.status.warn{color:var(--warn)}

.btn{
  background:linear-gradient(180deg, rgba(124,92,255,.95), rgba(124,92,255,.75));
  color:white;
  border:none;
  border-radius:12px;
  padding:10px 14px;
  font-weight:750;
  cursor:pointer;
  box-shadow:0 10px 26px rgba(124,92,255,.20);
}
.btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}

.privacy{margin-top:10px;font-size:12.5px;color:#b8bdd1}

.results{
  border:1px solid var(--line);
  border-radius:14px;
  padding:14px;
  min-height:340px;
  max-height:420px;
  overflow:auto;
  background:rgba(0,0,0,.14);
}

.results-empty .big{font-weight:800;font-size:16px;margin-bottom:6px}
.results-empty .small{color:var(--muted);font-size:13px;margin-bottom:12px}
.tips{color:#c7cbe0;margin:0;padding-left:18px}

.reading h3{margin:18px 0 8px;font-size:14px;color:#dfe3f4}
.reading p{margin:0 0 10px;color:#cbd0e6}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:#dfe3f4;background:rgba(45,212,191,.10);border:1px solid rgba(45,212,191,.20);padding:6px 10px;border-radius:999px;margin:4px 0 10px}

.ad-slot{border:1px solid rgba(255,255,255,.10);border-radius:14px;background:rgba(255,255,255,.03)}
.ad-label{font-size:11px;color:var(--muted);padding:8px 10px;border-bottom:1px solid rgba(255,255,255,.06)}
.ad-box{display:grid;place-items:center;min-height:90px;padding:14px;color:#cdd2e7}

.ad-top{margin-top:14px}
.ad-top .ad-box{min-height:110px}

.inline-ad-wrap{padding:0 16px 18px}
.ad-inline .ad-box{min-height:260px}

.ad-sticky{
  position:fixed;left:12px;right:12px;bottom:10px;
  max-width:1100px;margin:0 auto;
  z-index:30;
}
.ad-sticky .ad-box{min-height:70px}

.seo{margin-top:18px}
.seo h2{margin:22px 0 10px;font-size:20px}
.seo p{color:#cbd0e6;max-width:80ch}
.seo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:14px 0 18px}
.seo-card{background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:16px;padding:14px}
.seo-card h3{margin:0 0 6px;font-size:14px}
.seo-card p{margin:0;color:#cbd0e6;font-size:13.5px}

details{background:rgba(255,255,255,.02);border:1px solid var(--line);border-radius:14px;padding:10px 12px;margin:10px 0}
summary{cursor:pointer;font-weight:700}

.footer-note{margin-top:18px;color:var(--muted);font-size:12.5px;border-top:1px solid var(--line);padding-top:14px}

@media (max-width: 900px){
  .app-grid{grid-template-columns:1fr}
  .panel{border-right:none;border-bottom:1px solid var(--line)}
  .panel:last-child{border-bottom:none}
  .hero h1{font-size:28px}
  .seo-grid{grid-template-columns:1fr}
  .ad-sticky{left:10px;right:10px}
}