/* FileForge — Shared Converter Landing Page Styles */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#6C5CE7;--primary-dark:#5A4BD1;
  --bg:#F8F9FC;--surface:#FFFFFF;
  --text:#1A1A2E;--text-muted:#6B7280;
  --success:#059669;--error:#DC2626;
  --border:#E2E4EA;--radius:16px;
}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}
header{display:flex;justify-content:space-between;align-items:center;padding:20px 40px;border-bottom:1px solid var(--border);background:var(--surface)}
.logo{font-size:24px;font-weight:800;background:linear-gradient(135deg,var(--primary),#8B7CF7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;text-decoration:none}
.logo span{font-weight:400;opacity:.6}
nav a{color:var(--text-muted);text-decoration:none;margin-left:28px;font-size:14px;transition:color .2s}
nav a:hover{color:var(--primary)}
.breadcrumb{font-size:13px;color:var(--text-muted);max-width:760px;margin:0 auto;padding:16px 24px 0}
.breadcrumb a{color:var(--primary);text-decoration:none}
.hero{text-align:center;padding:44px 20px 24px;max-width:800px;margin:0 auto}
.hero h1{font-size:40px;font-weight:800;line-height:1.2;margin-bottom:14px}
.hero p{color:var(--text-muted);font-size:17px;line-height:1.65;max-width:600px;margin:0 auto}
.badge-row{display:flex;justify-content:center;gap:10px;margin-top:18px;flex-wrap:wrap}
.badge{background:var(--surface);border:1px solid var(--border);padding:5px 13px;border-radius:20px;font-size:13px;color:var(--text-muted)}
.converter-box{max-width:680px;margin:0 auto 40px;padding:0 20px}
.drop-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:52px 40px;text-align:center;cursor:pointer;transition:all .3s;background:var(--surface)}
.drop-zone:hover,.drop-zone.dragover{border-color:var(--primary);background:rgba(108,92,231,.06)}
.drop-zone .dz-icon{font-size:46px;margin-bottom:12px}
.drop-zone h3{font-size:18px;margin-bottom:6px}
.drop-zone p{color:var(--text-muted);font-size:14px}
.drop-zone input{display:none}
.format-bar{display:flex;align-items:center;gap:12px;margin-top:14px;padding:14px 18px;background:var(--surface);border-radius:var(--radius);border:1px solid var(--border);flex-wrap:wrap}
.format-bar .file-info{flex:1;min-width:0}
.file-info .name{font-weight:600;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.file-info .size{color:var(--text-muted);font-size:12px}
.arrow{color:var(--text-muted);font-size:18px}
.format-label{background:rgba(108,92,231,.1);color:var(--primary);padding:7px 14px;border-radius:8px;font-weight:700;font-size:14px;white-space:nowrap}
.btn-convert{background:var(--primary);color:#fff;border:none;padding:10px 26px;border-radius:10px;font-size:15px;font-weight:600;cursor:pointer;transition:background .2s;white-space:nowrap}
.btn-convert:hover{background:var(--primary-dark)}
.btn-convert:disabled{opacity:.5;cursor:not-allowed}
.progress-bar{width:100%;height:4px;background:var(--border);border-radius:2px;margin-top:12px;overflow:hidden;display:none}
.progress-bar.show{display:block}
.progress-bar .fill{height:100%;background:var(--primary);width:0%;transition:width .3s}
.result{margin-top:14px;padding:18px 22px;border-radius:var(--radius);border:1px solid var(--border);display:none}
.result.show{display:block}
.result.success{background:rgba(5,150,105,.06);border-color:var(--success)}
.result.error{background:rgba(220,38,38,.06);border-color:var(--error)}
.result h4{margin-bottom:6px}
.btn-download{display:inline-block;background:var(--success);color:#fff;padding:9px 22px;border-radius:10px;text-decoration:none;font-weight:600;font-size:14px;margin-top:10px;transition:opacity .2s}
.btn-download:hover{opacity:.85}
.content-section{max-width:760px;margin:0 auto 44px;padding:0 24px}
.content-section h2{font-size:26px;font-weight:700;margin-bottom:18px}
.content-section p{color:var(--text-muted);line-height:1.7;margin-bottom:12px;font-size:15px}
.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}
.step-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px;text-align:center}
.step-num{width:34px;height:34px;background:var(--primary);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;margin:0 auto 12px;font-size:15px}
.step-card h3{font-size:15px;margin-bottom:5px}
.step-card p{color:var(--text-muted);font-size:13px;margin:0}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(165px,1fr));gap:14px}
.feature-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:18px}
.feature-card .icon{font-size:26px;margin-bottom:9px}
.feature-card h3{font-size:15px;margin-bottom:5px}
.feature-card p{color:var(--text-muted);font-size:13px;margin:0;line-height:1.5}
.faq-list{list-style:none}
.faq-item{border-bottom:1px solid var(--border);padding:16px 0}
.faq-item:last-child{border-bottom:none}
.faq-q{font-weight:600;font-size:15px;cursor:pointer;display:flex;justify-content:space-between;align-items:flex-start;gap:12px;user-select:none}
.faq-q::after{content:'+';font-size:20px;color:var(--primary);flex-shrink:0;line-height:1}
.faq-item.open .faq-q::after{content:'−'}
.faq-a{color:var(--text-muted);font-size:14px;line-height:1.7;margin-top:10px;display:none}
.faq-item.open .faq-a{display:block}
.related-grid{display:flex;flex-wrap:wrap;gap:10px}
.related-link{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:7px 16px;text-decoration:none;color:var(--primary);font-size:13px;font-weight:500;transition:all .2s}
.related-link:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
footer{text-align:center;padding:36px;color:var(--text-muted);font-size:13px;border-top:1px solid var(--border);background:var(--surface)}
footer a{color:var(--text-muted);text-decoration:none;margin:0 8px}
footer a:hover{color:var(--primary)}
.hidden{display:none!important}
@media(max-width:600px){
  .hero h1{font-size:28px}
  header{padding:16px 20px}
  nav a{margin-left:14px}
  .steps-grid{grid-template-columns:1fr}
  .format-bar{flex-direction:column;align-items:stretch}
  .btn-convert{width:100%}
}