:root{
  --primary:#e53935;
  --dark:#18202f;
  --text:#263238;
  --muted:#637381;
  --border:#e6e9ef;
  --bg:#f7f8fb;
  --card:#ffffff;
  --blue:#1d4ed8;
  --success:#16a34a;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter, Arial, Helvetica, sans-serif;
  background:var(--bg);
  color:var(--text);
}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{max-width:1280px;margin:0 auto;padding:0 20px}
.topbar{
  position:sticky;top:0;z-index:50;
  background:#fff;border-bottom:1px solid var(--border);
  box-shadow:0 8px 24px rgba(15,23,42,.04);
}
.nav{
  display:flex;align-items:center;justify-content:space-between;
  min-height:82px;gap:20px;
}
.brand{display:flex;align-items:center;gap:14px}
.brand img{height:52px}
.brand-name{font-size:24px;font-weight:800;color:#111827}
.brand-sub{display:block;font-size:12px;color:var(--muted);font-weight:600;margin-top:2px}
.desktop-menu{display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.desktop-menu a{font-weight:700;color:#1f2937}
.cta{
  background:var(--primary);color:#fff;padding:14px 22px;border-radius:14px;
  font-weight:800;box-shadow:0 10px 20px rgba(229,57,53,.22);
}
.menu-toggle{
  display:none;border:1px solid var(--border);background:#fff;border-radius:12px;
  width:46px;height:46px;align-items:center;justify-content:center;font-size:22px;
}
.mobile-menu{
  display:none;border-top:1px solid var(--border);background:#fff;
}
.mobile-menu.open{display:block}
.mobile-menu .inner{padding:14px 20px 20px;display:grid;gap:10px}
.mobile-menu a{
  display:block;padding:12px 14px;border:1px solid var(--border);
  border-radius:12px;font-weight:700;background:#fff;
}
.hero{
  padding:42px 0 26px;
  background:
    radial-gradient(circle at top right, rgba(229,57,53,.08), transparent 23%),
    linear-gradient(180deg,#fff,#f8f9fd);
  border-bottom:1px solid var(--border);
}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:center}
.badge{
  display:inline-flex;align-items:center;gap:10px;
  padding:10px 16px;border-radius:999px;background:#fff;border:1px solid #ffd2d1;
  color:#b42318;font-weight:800;
}
h1{font-size:54px;line-height:1.08;margin:18px 0 14px;color:#111827}
.lead{font-size:18px;line-height:1.7;color:var(--muted);max-width:760px;margin:0 0 22px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.btn{
  padding:15px 24px;border-radius:16px;font-weight:800;display:inline-flex;align-items:center;gap:10px;
}
.btn-primary{background:var(--primary);color:#fff}
.btn-secondary{background:#fff;border:1px solid var(--border);color:#111827}
.hero-card{
  background:#fff;border:1px solid var(--border);border-radius:28px;padding:22px;
  box-shadow:0 18px 38px rgba(15,23,42,.07);
}
.chip-row{display:flex;gap:12px;flex-wrap:wrap;padding:24px 0 4px}
.chip{
  padding:12px 16px;border-radius:999px;background:#fff;border:1px solid var(--border);
  color:#374151;font-weight:700;
}
.chip.active{background:#111827;color:#fff;border-color:#111827}
.section{padding:34px 0}
.section-head{
  display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:20px;flex-wrap:wrap;
}
.section-title{font-size:34px;font-weight:800;margin:0;color:#111827}
.section-text{color:var(--muted);margin:8px 0 0}
.tools{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.tool{
  background:#fff;border:1px solid var(--border);border-radius:24px;padding:24px;
  box-shadow:0 12px 30px rgba(15,23,42,.05);transition:.18s ease;
}
.tool:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(15,23,42,.09)}
.icon{
  width:62px;height:62px;border-radius:18px;display:grid;place-items:center;
  font-size:24px;font-weight:900;color:#fff;margin-bottom:18px;
}
.i-red{background:#ef4444}.i-blue{background:#2563eb}.i-green{background:#16a34a}.i-purple{background:#9333ea}.i-orange{background:#f97316}.i-gold{background:#ca8a04}
.tool h3{margin:0 0 10px;font-size:30px}
.tool p{margin:0 0 16px;color:var(--muted);line-height:1.65}
.tool a{color:var(--primary);font-weight:800}
.promo{
  margin-top:26px;background:linear-gradient(135deg,#0f172a,#1e3a8a);
  color:#fff;border-radius:28px;padding:34px;display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center;
}
.promo h3{font-size:34px;margin:0 0 10px}
.promo p{margin:0;color:#dbeafe;max-width:800px;line-height:1.7}
.page-hero{
  padding:50px 0 24px;
  background:linear-gradient(180deg,#fff,#f7f8fb);
  border-bottom:1px solid var(--border);
}
.page-box{
  background:#fff;border:1px solid var(--border);border-radius:28px;padding:28px;
  box-shadow:0 18px 38px rgba(15,23,42,.06);
}
.upload-box{
  border:2px dashed #ffb4b2;border-radius:24px;padding:34px;text-align:center;background:#fff7f7;
}
.upload-box h3{margin:0 0 10px;font-size:28px}
.upload-box p{margin:0 0 18px;color:var(--muted)}
.form-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
input[type=file]{
  padding:14px;border:1px solid var(--border);border-radius:14px;background:#fff;max-width:100%;
}
button{
  border:none;cursor:pointer;
}
.note{
  margin-top:14px;padding:14px 16px;border-radius:14px;background:#f0fdf4;color:#166534;border:1px solid #bbf7d0;
}
.footer{
  margin-top:34px;background:#fff;border-top:1px solid var(--border);
  padding:28px 0;color:#6b7280;
}
.footer-grid{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center}
.footer-links{display:flex;gap:18px;flex-wrap:wrap}
@media (max-width:1100px){
  .hero-grid{grid-template-columns:1fr}
  .tools{grid-template-columns:repeat(2,1fr)}
  h1{font-size:42px}
}
@media (max-width:780px){
  .desktop-menu{display:none}
  .menu-toggle{display:flex}
  .tools{grid-template-columns:1fr}
  h1{font-size:34px}
  .section-title{font-size:28px}
  .promo{grid-template-columns:1fr}
  .brand img{height:44px}
  .brand-name{font-size:21px}
}