:root{
  --bg:#08111f;
  --bg2:#0e1930;
  --card:#101b2f;
  --card2:#15233d;
  --line:#263a5f;
  --text:#edf4ff;
  --muted:#99abd0;
  --primary:#4f8cff;
  --primary2:#78aaff;
  --green:#22c55e;
  --danger:#ef4444;
  --radius:22px;
  --shadow:0 20px 50px rgba(0,0,0,.35);
  --max:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Arial,Helvetica,sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top left, rgba(79,140,255,.12), transparent 25%),
    radial-gradient(circle at top right, rgba(34,197,94,.09), transparent 20%),
    linear-gradient(180deg,#07101d,#0a1426 70%,#0b1528);
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
button,input,select,textarea{font:inherit}
.container{width:min(var(--max),calc(100% - 32px));margin:0 auto}
.topbar{
  position:sticky;top:0;z-index:40;
  background:rgba(8,17,31,.86);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:76px}
.brand{display:flex;align-items:center;gap:12px;font-size:22px;font-weight:800}
.brand-badge{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),#265fdf);box-shadow:var(--shadow);font-weight:900
}
.nav-links{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.nav-links a{
  color:var(--muted);padding:10px 14px;border-radius:999px;border:1px solid transparent;transition:.2s ease
}
.nav-links a:hover,.nav-links a.active{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.08);color:var(--text)}
.cta-btn,.ghost-btn,.tool-btn{
  border:0;border-radius:14px;padding:12px 16px;font-weight:700;cursor:pointer;transition:.2s ease
}
.cta-btn{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;box-shadow:var(--shadow)}
.cta-btn:hover,.tool-btn:hover,.ghost-btn:hover{transform:translateY(-1px)}
.ghost-btn{background:rgba(255,255,255,.04);color:var(--text);border:1px solid rgba(255,255,255,.08)}
.hero{padding:56px 0 26px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:center}
.hero-copy,.hero-box,.tool-card,.feature-card,.panel,.preview-card,.legal-card,.contact-card{
  background:linear-gradient(180deg,var(--card),var(--card2));
  border:1px solid rgba(255,255,255,.06);
  border-radius:28px;
  box-shadow:var(--shadow);
}
.hero-copy{padding:34px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;
  background:rgba(79,140,255,.12);color:#c7dcff;border:1px solid rgba(120,170,255,.18);
  font-size:13px;margin-bottom:18px
}
h1{margin:0 0 16px;font-size:clamp(36px,6vw,60px);line-height:1.04;letter-spacing:-1.2px}
.hero-copy p,.section-copy,.feature-card p,.tool-card p,.hero-box p,.legal-card p,.contact-card p,.tool-help,.meta-note{
  color:var(--muted);line-height:1.75
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:20px}
.stat-box{padding:18px;border-radius:18px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);text-align:center}
.stat-box strong{display:block;font-size:24px;margin-bottom:6px}
.hero-side{display:grid;gap:16px}
.hero-box{padding:22px}
.hero-box h3,.feature-card h3,.tool-card h3,.panel h3,.legal-card h3,.contact-card h3{margin:0 0 10px;font-size:20px}
.section{padding:28px 0 42px}
.section-title{margin:0 0 10px;font-size:clamp(28px,4vw,42px)}
.tool-grid,.feature-grid,.legal-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tool-card,.feature-card{padding:24px}
.tool-card .card-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.badge{display:inline-block;padding:6px 10px;border-radius:999px;background:rgba(255,255,255,.06);color:#d7e6ff;font-size:12px;margin-bottom:12px}
.tool-layout{display:grid;grid-template-columns:360px 1fr;gap:22px}
.panel{padding:20px}
.tool-group{margin-bottom:16px}
.tool-group label{display:block;margin-bottom:10px;font-weight:700;color:#d9e6ff;font-size:14px}
.tool-group input[type="file"],.tool-group input[type="text"],.tool-group input[type="email"],.tool-group textarea,.tool-group select{
  width:100%;background:#091324;color:var(--text);border:1px solid var(--line);border-radius:14px;padding:12px 14px;outline:none
}
.tool-group textarea{min-height:140px;resize:vertical}
.tool-group input[type="range"]{width:100%;accent-color:var(--primary)}
.tool-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.tool-btn.primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff}
.tool-btn.secondary{background:rgba(255,255,255,.04);color:#fff;border:1px solid rgba(255,255,255,.08)}
.full-btn{width:100%;margin-top:12px}
.preview-card{padding:16px}
.preview-wrap{
  min-height:480px;background:#081120;border:1px dashed #2a426d;border-radius:22px;
  display:flex;align-items:center;justify-content:center;overflow:auto;position:relative
}
.canvas-stage{max-width:100%;max-height:100%;display:block}
.placeholder{color:#768fb7;text-align:center;padding:48px 24px;line-height:1.8}
.stage-meta{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:12px;color:#d4e5ff;font-size:13px}
.footer{padding:28px 0 46px;color:var(--muted)}
.footer-box{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:22px;border-radius:22px;background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.06)}
.muted-link{color:#c1d8ff}
.contact-layout{display:grid;grid-template-columns:.95fr 1.05fr;gap:18px}
.contact-card{padding:26px}
.contact-list{display:grid;gap:12px;margin-top:16px}
.contact-item{padding:14px 16px;border-radius:16px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);color:var(--muted)}
.contact-item strong{display:block;color:var(--text);margin-bottom:6px}
.notice{padding:14px 16px;border-radius:14px;margin-bottom:16px;display:none}
.notice.success{display:block;background:#15803d;color:#fff}
.notice.error{display:block;background:#b91c1c;color:#fff}
.small{font-size:13px}
@media (max-width:1024px){
  .hero-grid,.tool-layout,.tool-grid,.feature-grid,.contact-layout,.legal-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
}
@media (max-width:760px){
  .nav{flex-direction:column;align-items:flex-start;padding:12px 0}
  .tool-actions{grid-template-columns:1fr}
  .hero-copy,.hero-box,.tool-card,.feature-card,.panel,.preview-card,.legal-card,.contact-card{padding:18px}
  .container{width:min(var(--max),calc(100% - 20px))}
}