:root{
  --pc-blue:#0B3E91;
  --pc-blue-700:#0A337A;
  --pc-orange:#F39200;
  --pc-orange-600:#D47F00;
  --bg-0:#0a0d14;
  --bg-1:#0c111b;
  --card:#0f1626;
  --text:#F2F4F8;
  --muted:#A9B1BD;
  --ring:rgba(243,146,0,0.45);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  color:var(--text);
  background: radial-gradient(1200px 600px at 20% -10%, rgba(11,62,145,.25), transparent 60%),
              radial-gradient(800px 500px at 110% 10%, rgba(243,146,0,.18), transparent 50%),
              linear-gradient(180deg, var(--bg-0), var(--bg-1));
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
}

.container{max-width:1080px;margin:0 auto;padding:24px}
.header{
  display:flex;align-items:center;gap:18px;margin-bottom:18px
}
.logo{
  height:58px;width:auto;filter: drop-shadow(0 4px 14px rgba(0,0,0,.35));
}
.brand h1{font-size:1.4rem;line-height:1.2;margin:0}
.brand small{display:block;color:var(--muted)}

.hero{
  background: linear-gradient(180deg, rgba(11,62,145,.16), rgba(11,62,145,.04));
  border:1px solid rgba(255,255,255,.08);
  border-radius:20px;
  padding:18px 18px 10px;
  box-shadow: 0 12px 40px rgba(0,0,0,.35);
}

.controls{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:8px
}
input[type="file"]{
  background:var(--card);
  border:1px solid rgba(255,255,255,.08);
  border-radius:12px;
  padding:10px;
  color:var(--text);
  width:100%;
}

.table{width:100%;border-collapse:collapse;margin-top:12px;border-radius:14px;overflow:hidden}
.table th,.table td{padding:10px 12px;border-bottom:1px solid rgba(255,255,255,.08)}
.table th{text-align:left;color:var(--muted);font-weight:600;background:rgba(255,255,255,.03)}

.card{
  background: var(--card);
  border:1px solid rgba(255,255,255,.08);
  border-radius:16px;
  padding:16px;
  box-shadow: 0 10px 30px rgba(0,0,0,.35);
}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(11,62,145,.18);
  border:1px solid rgba(11,62,145,.35);
  color:#D8E3F9;
  padding:6px 10px;border-radius:999px;font-size:.9rem
}

.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.75rem 1rem;border-radius:12px;
  border:1px solid rgba(255,255,255,.08);
  color:#fff;background:linear-gradient(180deg,var(--pc-blue),var(--pc-blue-700));
  text-decoration:none;cursor:pointer;
  transition:transform .05s ease, box-shadow .2s ease;
  box-shadow:0 6px 20px rgba(11,62,145,.35);
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn.secondary{
  background: linear-gradient(180deg, rgba(243,146,0,.9), var(--pc-orange-600));
  box-shadow:0 6px 20px rgba(243,146,0,.35);
}
.btn.ghost{
  background: transparent;
  color: var(--text);
  border-color: rgba(255,255,255,.18);
  box-shadow:none;
}

.switch{
  display:inline-flex;align-items:center;gap:8px;
  padding:.35rem .6rem;border-radius:999px;background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.08)
}

.footer{margin-top:16px;color:var(--muted);font-size:.95rem}
.err{color:#ff7b86}
.preview{
  margin-top:14px;border-radius:12px;border:1px solid rgba(255,255,255,.08);
  background:#0b0f18;padding:8px;display:inline-block
}