:root{
  --bg:#0b0f17;
  --card:#121a27;
  --muted:#9fb0c7;
  --text:#e9f0ff;
  --border:rgba(255,255,255,.10);
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --ok:#2ad36a;
  --err:#ff5a6a;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 700px at 20% 0%, #162340 0%, var(--bg) 55%);
  color:var(--text);
}

.wrap{
  max-width: 980px;
  margin: 0 auto;
  padding: 28px 16px 40px;
}

.header h1{
  margin:0 0 6px;
  font-size: 24px;
  line-height: 1.15;
}
.muted{color:var(--muted)}
.footer{margin-top:16px; font-size: 13px}

.card{
  margin-top:16px;
  background: rgba(18,26,39,.92);
  border:1px solid var(--border);
  border-radius:16px;
  box-shadow: var(--shadow);
  padding: 18px;
}

.form .grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

@media (max-width: 760px){
  .form .grid{grid-template-columns: 1fr}
}

.field{
  border:1px solid var(--border);
  border-radius:14px;
  padding: 12px;
  background: rgba(255,255,255,.03);
}
label{
  display:block;
  font-weight: 600;
  margin-bottom: 8px;
}
input[type="file"]{
  width:100%;
  padding: 10px;
  background: rgba(0,0,0,.25);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text);
}

.preview{
  margin-top: 10px;
  border-radius: 12px;
  border: 1px dashed rgba(255,255,255,.16);
  background: rgba(0,0,0,.18);
  min-height: 140px;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
}
.preview img{
  max-width: 100%;
  max-height: 260px;
  display:none;
}

.row{
  display:flex;
  align-items:center;
  gap: 12px;
  margin-top: 14px;
}

.btn{
  appearance:none;
  border:1px solid var(--border);
  background: rgba(255,255,255,.08);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 12px;
  cursor:pointer;
  font-weight: 700;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  text-decoration:none;
  transition: transform .05s ease, background .2s ease;
}
.btn:hover{background: rgba(255,255,255,.12)}
.btn:active{transform: translateY(1px)}
.btn:disabled{opacity:.55; cursor:not-allowed}

.btn.secondary{
  background: rgba(42,211,106,.12);
  border-color: rgba(42,211,106,.35);
}

.status{
  font-size: 14px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid transparent;
}
.status.ok{
  color: var(--ok);
  border-color: rgba(42,211,106,.35);
  background: rgba(42,211,106,.08);
}
.status.error{
  color: var(--err);
  border-color: rgba(255,90,106,.35);
  background: rgba(255,90,106,.08);
}

.result{
  margin-top: 18px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}
.result h2{
  margin: 0 0 10px;
  font-size: 18px;
}

.resultBox{
  border:1px solid var(--border);
  border-radius: 14px;
  background: rgba(0,0,0,.18);
  padding: 12px;
  overflow:auto;
}
.resultBox img{
  display:block;
  max-width: 100%;
  height: auto;
  border-radius: 10px;
}
.fieldHead{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:10px;
  margin-bottom: 8px;
}
.hint{font-size: 12px}
.stack{
  display:flex;
  flex-direction:column;
  gap:10px;
}
.tiny{font-size: 12px; line-height: 1.25}
input[type="url"]{
  width:100%;
  padding: 10px;
  background: rgba(0,0,0,.25);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text);
}
input[type="url"]::placeholder{color: rgba(159,176,199,.65)}