.stcp-wrap{max-width:960px;margin:46px auto 30px;padding:0 16px;font-family:Arial,Helvetica,sans-serif;color:#101828}
.stcp-header{text-align:center;margin:18px 0 24px;padding-top:10px}
.stcp-header h1{margin:0 0 10px;font-size:40px;line-height:1.15;color:#101828}
.stcp-header p{max-width:780px;margin:0 auto;color:#667085;font-size:16px;line-height:1.6}
.stcp-card{background:#fff;border:1px solid #e6eaf0;border-radius:22px;padding:24px;box-shadow:0 12px 32px rgba(16,24,40,.06);margin-bottom:18px}
.stcp-upload{position:relative;border:2px dashed #b9c6da;border-radius:20px;background:#f8fafc;padding:30px;text-align:center;cursor:pointer;margin-bottom:18px;transition:.2s}
.stcp-upload:hover,.stcp-upload.dragover{border-color:#2563eb;background:#eef4ff}
.stcp-upload input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}
.stcp-upload-inner strong{display:block;font-size:20px;color:#101828;margin-bottom:8px}
.stcp-upload-inner span{display:block;color:#667085}
.stcp-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
.stcp-field label{display:block;font-weight:700;color:#344054;margin-bottom:7px}
.stcp-field input,.stcp-field select{width:100%;border:1px solid #d0d5dd;border-radius:13px;padding:12px 13px;font-size:15px;box-sizing:border-box;background:#fff;outline:none}
.stcp-field input:focus,.stcp-field select:focus{border-color:#2563eb;box-shadow:0 0 0 4px rgba(37,99,235,.12)}
.stcp-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.stcp-btn{border:none;background:#2563eb;color:#fff;padding:12px 17px;border-radius:12px;font-weight:700;cursor:pointer;transition:.2s}
.stcp-btn:hover{transform:translateY(-1px);filter:brightness(.96)}
.stcp-soft{background:#f2f4f7;color:#344054}
.stcp-main-result{margin-top:18px;background:linear-gradient(135deg,#0f172a,#2563eb);color:#fff;border-radius:20px;padding:22px;font-size:21px;font-weight:800;line-height:1.35}
.stcp-results{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px}
.stcp-results div{background:#f8fafc;border:1px solid #e6eaf0;border-radius:15px;padding:14px}
.stcp-results span{display:block;font-size:13px;color:#667085;margin-bottom:7px}
.stcp-results strong{display:block;font-size:22px;color:#101828}
.stcp-info{margin-top:16px;background:#f8fafc;border:1px solid #e6eaf0;border-radius:16px;padding:16px;color:#344054}
.stcp-note{background:#fffaeb;color:#92400e;border:1px solid #fedf89;border-radius:16px;padding:14px 16px;line-height:1.55}
@media(max-width:800px){.stcp-header h1{font-size:32px}.stcp-grid{grid-template-columns:1fr}.stcp-results{grid-template-columns:1fr}.stcp-main-result{font-size:18px}}