*{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#09090b;--surface:rgba(255,255,255,.04);--border:rgba(255,255,255,.08);
  --text:#fafafa;--text2:#a1a1aa;--text3:#52525b;
  --purple:#a78bfa;--violet:#6d28d9;--green:#34d399;--red:#f87171;--amber:#fbbf24;
  --glass:rgba(255,255,255,.03);--glass-border:rgba(255,255,255,.06);
}
body{
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  background:var(--bg);color:var(--text);
  min-height:100vh;overflow-x:hidden;
  display:flex;flex-direction:column;align-items:center;
}
code,.mono{font-family:'JetBrains Mono',monospace}
.hidden{display:none!important}

.bg-grid{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.02) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.02) 1px,transparent 1px);
  background-size:48px 48px;
}
.glow{position:fixed;border-radius:50%;filter:blur(120px);opacity:.12;pointer-events:none;z-index:0}
.glow-1{width:500px;height:500px;background:#7c3aed;top:-150px;left:-100px}
.glow-2{width:400px;height:400px;background:#3b82f6;bottom:-100px;right:-50px}

.nav{
  width:100%;max-width:760px;padding:20px 24px;
  display:flex;justify-content:space-between;align-items:center;
  position:relative;z-index:2;
}
.nav-brand{display:flex;align-items:center;gap:10px}
.nav-logo{flex-shrink:0}
.nav-name{font-weight:700;font-size:17px;letter-spacing:-.3px}
.nav-pills{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.pill{font-size:11px;padding:5px 10px;border-radius:999px;font-weight:500;white-space:nowrap}
.pill-offline{background:rgba(52,211,153,.1)!important;border-color:rgba(52,211,153,.2)!important;color:var(--green)!important}
.pill-link{text-decoration:none;transition:all .2s}
.pill-link:hover{border-color:rgba(167,139,250,.3)!important;color:var(--text)!important}
.glass{background:var(--glass);border:1px solid var(--glass-border);color:var(--text2);backdrop-filter:blur(12px)}

.main{width:100%;max-width:760px;padding:0 24px 60px;position:relative;z-index:2}

.hero{text-align:center;padding:60px 0 36px}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:500;color:var(--purple);
  padding:6px 14px;border-radius:999px;margin-bottom:20px;
  background:rgba(167,139,250,.08);border:1px solid rgba(167,139,250,.15);
}
.hero-badge-dot{width:6px;height:6px;border-radius:50%;background:var(--purple);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.hero-title{font-size:clamp(32px,6vw,52px);font-weight:800;line-height:1.1;letter-spacing:-1.5px;margin-bottom:16px}
.gradient-text{background:linear-gradient(135deg,var(--purple),#818cf8,var(--violet));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-desc{color:var(--text2);font-size:15px;line-height:1.6;max-width:540px;margin:0 auto}

.glass-card{
  background:var(--glass);border:1px solid var(--glass-border);
  border-radius:16px;backdrop-filter:blur(20px);
}

.dropzone{
  padding:48px 24px;text-align:center;cursor:pointer;
  transition:all .25s ease;position:relative;overflow:hidden;
}
.dropzone::before{
  content:'';position:absolute;inset:0;border-radius:16px;
  background:linear-gradient(135deg,rgba(167,139,250,.05),transparent);
  opacity:0;transition:opacity .25s;
}
.dropzone:hover,.dropzone.over{border-color:rgba(167,139,250,.3)}
.dropzone:hover::before,.dropzone.over::before{opacity:1}
.dropzone:focus{outline:none;border-color:rgba(167,139,250,.4)}
.dz-content{position:relative;z-index:1}
.dz-icon-wrap{
  width:72px;height:72px;margin:0 auto 16px;
  display:flex;align-items:center;justify-content:center;
  border-radius:16px;background:rgba(167,139,250,.06);
  border:1px solid rgba(167,139,250,.1);transition:all .25s;
}
.dropzone:hover .dz-icon-wrap{background:rgba(167,139,250,.1);transform:translateY(-2px)}
.dz-text{font-size:15px;color:var(--text2);margin-bottom:8px}
.dz-text b{color:var(--text);display:block;font-size:16px;margin-bottom:4px}
.dz-formats{font-size:12px;color:var(--text3);letter-spacing:.5px}
.dz-count{font-size:12px;color:var(--purple);margin-top:8px;font-weight:500}
.linkbtn{background:none;border:none;color:var(--purple);font-weight:600;cursor:pointer;font-size:15px;text-decoration:underline;text-underline-offset:3px}

.instant-preview{margin-top:16px;padding:16px 20px;animation:fadeUp .3s ease}
.preview-header{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:500;color:var(--amber);margin-bottom:12px}
.preview-close{margin-left:auto;background:none;border:none;color:var(--text3);font-size:18px;cursor:pointer;padding:0 4px}
.preview-close:hover{color:var(--text)}
.preview-meta{display:flex;flex-direction:column;gap:6px;max-height:240px;overflow-y:auto;margin-bottom:12px;padding-right:8px}
.preview-meta::-webkit-scrollbar{width:4px}
.preview-meta::-webkit-scrollbar-track{background:transparent}
.preview-meta::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}
.meta-row{
  display:flex;align-items:flex-start;gap:8px;
  font-size:12px;line-height:1.5;padding:6px 10px;
  border-radius:8px;background:rgba(255,255,255,.02);
  border:1px solid rgba(255,255,255,.04);
}
.meta-row .meta-cat{color:var(--text3);min-width:80px;font-weight:500;text-transform:uppercase;font-size:10px;letter-spacing:.5px;padding-top:1px}
.meta-row .meta-val{color:var(--text2);flex:1;word-break:break-all}
.meta-row .meta-val .removed{color:var(--red);font-weight:500;text-decoration:line-through;margin-left:6px}
.btn-clean-now{width:100%;justify-content:center}

.status{display:flex;flex-direction:column;align-items:center;gap:16px;padding:40px 0}
.loader{position:relative;width:48px;height:48px}
.loader-ring{position:absolute;inset:0;border-radius:50%;border:2px solid transparent}
.loader-ring:nth-child(1){border-top-color:var(--purple);animation:spin 1s linear infinite}
.loader-ring:nth-child(2){inset:4px;border-right-color:var(--violet);animation:spin 1.5s linear infinite reverse}
.loader-ring:nth-child(3){inset:8px;border-bottom-color:var(--purple);animation:spin 2s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.status-text{font-size:14px;color:var(--text2);font-weight:500}
.progress-bar{width:100%;max-width:300px;height:4px;border-radius:2px;background:var(--border);overflow:hidden}
.progress-fill{height:100%;border-radius:2px;background:linear-gradient(90deg,var(--purple),var(--violet));transition:width .3s ease}

.batch-results{margin-top:12px;display:flex;flex-direction:column;gap:8px}
.file-card{
  border-radius:12px;padding:14px 16px;
  background:var(--glass);border:1px solid var(--glass-border);
  animation:fadeUp .3s ease;transition:border-color .3s;
}
.file-card.card-clean{border-color:rgba(52,211,153,.3)}
.file-card.card-dirty{border-color:rgba(248,113,113,.2)}
.file-card-top{display:flex;align-items:center;gap:10px}
.file-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.file-dot.dot-clean{background:var(--green)}
.file-dot.dot-dirty{background:var(--red)}
.file-dot.dot-processing{background:var(--amber);animation:pulse 1s infinite}
.file-name{font-size:13px;font-weight:500;flex:1;word-break:break-all}
.file-size{font-size:11px;color:var(--text3);white-space:nowrap}
.file-actions{display:flex;gap:6px;margin-left:auto}
.btn-sm{
  display:inline-flex;align-items:center;gap:4px;
  padding:5px 10px;border-radius:8px;border:1px solid var(--glass-border);
  background:var(--glass);color:var(--text2);font-size:11px;font-weight:500;
  cursor:pointer;transition:all .2s;
}
.btn-sm:hover{border-color:rgba(167,139,250,.3);color:var(--text)}
.btn-sm svg{width:12px;height:12px}
.file-meta-toggle{background:none;border:none;color:var(--purple);font-size:11px;font-weight:500;cursor:pointer;padding:4px 0;margin-top:6px}
.file-meta-toggle:hover{text-decoration:underline}
.file-meta-panel{
  margin-top:8px;padding:10px;border-radius:8px;
  background:rgba(0,0,0,.2);border:1px solid rgba(255,255,255,.04);
  max-height:200px;overflow-y:auto;
}
.file-meta-panel::-webkit-scrollbar{width:4px}
.file-meta-panel::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}
.meta-category{margin-bottom:8px}
.meta-category:last-child{margin-bottom:0}
.meta-cat-label{font-size:10px;font-weight:600;color:var(--text3);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}
.meta-item{font-size:11px;color:var(--text2);padding:2px 0;display:flex;gap:6px}
.meta-item .mk{color:var(--text3)}
.meta-item .mv{color:var(--text2);word-break:break-all}
.meta-item .mr{color:var(--red);font-size:10px;font-weight:500}
.meta-item .mg{color:var(--green);font-size:10px;font-weight:500}

.batch-actions{
  display:flex;gap:10px;justify-content:center;
  margin-top:16px;animation:fadeUp .3s ease;
}
.btn-primary{
  display:inline-flex;align-items:center;gap:6px;
  background:linear-gradient(135deg,var(--purple),var(--violet));
  color:#fff;border:none;padding:10px 20px;border-radius:10px;
  font-weight:600;font-size:13px;cursor:pointer;
  transition:all .2s;box-shadow:0 4px 16px rgba(109,40,217,.3);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 24px rgba(109,40,217,.4)}
.btn-primary:active{transform:translateY(0)}
.btn-secondary{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--glass);border:1px solid var(--glass-border);
  color:var(--text2);padding:10px 20px;border-radius:10px;
  font-weight:600;font-size:13px;cursor:pointer;transition:all .2s;
}
.btn-secondary:hover{border-color:rgba(167,139,250,.3);color:var(--text)}

.features{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:40px}
.feature{padding:20px 16px;text-align:center}
.feature-icon{margin-bottom:10px}
.feature b{display:block;font-size:13px;margin-bottom:6px}
.feature span{font-size:12px;color:var(--text2);line-height:1.5}

.footer{padding:24px;font-size:12px;color:var(--text3);text-align:center;position:relative;z-index:2}
.footer a{color:var(--purple);text-decoration:none}
.footer a:hover{text-decoration:underline}
.footer-nav{margin-top:8px;font-size:12px}

.seo-section{margin-top:24px;padding:24px;text-align:left}
.seo-section h2{font-size:18px;font-weight:700;margin-bottom:12px;letter-spacing:-.3px}
.seo-section p{font-size:14px;line-height:1.7;color:var(--text2);margin-bottom:12px}
.seo-section p strong{color:var(--text)}
.guide-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.guide-links a{font-size:12px;padding:6px 12px;border-radius:999px;background:rgba(167,139,250,.08);border:1px solid rgba(167,139,250,.15);color:var(--purple);text-decoration:none;font-weight:500;transition:all .2s}
.guide-links a:hover{background:rgba(167,139,250,.15)}
.faq-item{margin-bottom:16px}
.faq-item:last-child{margin-bottom:0}
.faq-item h3{font-size:14px;font-weight:600;color:var(--text);margin-bottom:4px}
.faq-item p{font-size:13px;margin-bottom:0}

.guides-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:20px}
.guide-card{padding:18px;display:block;text-decoration:none;transition:all .2s}
.guide-card:hover{border-color:rgba(167,139,250,.3);transform:translateY(-2px)}
.guide-card h3{font-size:14px;font-weight:600;color:var(--text);margin-bottom:6px}
.guide-card p{font-size:12px;color:var(--text2);line-height:1.5;margin-bottom:0}
.guide-cat{font-size:10px;font-weight:600;color:var(--purple);text-transform:uppercase;letter-spacing:.5px;display:block;margin-bottom:6px}
@media(max-width:600px){.guides-grid{grid-template-columns:1fr}}

@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

@media(max-width:600px){
  .features{grid-template-columns:1fr}
  .nav-pills{display:none}
  .hero{padding:40px 0 24px}
  .file-card-top{flex-wrap:wrap}
  .file-actions{width:100%;justify-content:flex-end}
  .modal-card{margin:16px;max-height:calc(100vh - 32px)}
}

.pill-pro{
  background:linear-gradient(135deg,rgba(167,139,250,.15),rgba(109,40,217,.15))!important;
  border-color:rgba(167,139,250,.3)!important;color:var(--purple)!important;
  cursor:pointer;transition:all .2s;font-family:inherit;
}
.pill-pro:hover{background:linear-gradient(135deg,rgba(167,139,250,.25),rgba(109,40,217,.25))!important;transform:translateY(-1px)}

.modal{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center}
.modal-overlay{position:absolute;inset:0;background:rgba(0,0,0,.7);backdrop-filter:blur(4px)}
.modal-card{
  position:relative;z-index:1;width:100%;max-width:420px;margin:16px;
  padding:28px;animation:fadeUp .3s ease;
}
.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.modal-header h2{font-size:18px;font-weight:700}
.modal-close{background:none;border:none;color:var(--text3);font-size:22px;cursor:pointer;padding:0}
.modal-close:hover{color:var(--text)}
.modal-body{display:flex;flex-direction:column;gap:16px}
.pro-features{display:flex;flex-direction:column;gap:8px}
.pro-feature{font-size:13px;color:var(--text2);display:flex;align-items:center;gap:8px}
.pro-check{color:var(--green);font-weight:700;font-size:14px}
.pro-note{font-size:11px;color:var(--text3);text-align:center}
.pro-status{font-size:12px;text-align:center;padding:8px;border-radius:8px}
.pro-status.pro-ok{color:var(--green);background:rgba(52,211,153,.08);border:1px solid rgba(52,211,153,.15)}
.pro-status.pro-err{color:var(--red);background:rgba(248,113,113,.08);border:1px solid rgba(248,113,113,.15)}