:root{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5;font-weight:400;color:#0f172a;background-color:#f8fafc;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}html,body,#root{margin:0;min-width:320px;min-height:100%}body{min-height:100vh}button,input,textarea,select{font:inherit}.app-shell{min-height:100vh;padding:24px;background:linear-gradient(135deg,#f5f8ff,#eef4ff)}.app-content{width:min(1260px,100%);margin:0 auto}.frame-card{position:relative;overflow:hidden;border:1px solid rgba(37,99,235,.12);box-shadow:0 18px 45px #0f172a14}.frame-card:before{content:"";position:absolute;top:10px;right:10px;bottom:10px;left:10px;border:1px solid rgba(37,99,235,.12);border-radius:22px;pointer-events:none}.hero-card,.panel-card,.preview-card{border:0;border-radius:24px;background:#fffffff2}.hero-card{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:28px;margin-bottom:20px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.brand-pill{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;background:#dbeafe;color:#2563eb;font-weight:700;margin-bottom:12px}.hero-copy h1{margin:0 0 8px;font-size:clamp(1.7rem,2.4vw,2.4rem);color:#0f172a}.hero-copy p{margin:0;color:#64748b;max-width:660px}.pill-toggle{border:0;border-radius:999px;padding:8px 14px;display:inline-flex;align-items:center;gap:8px;background:linear-gradient(90deg,#2563eb,#60a5fa);color:#fff;cursor:pointer;font:inherit;box-shadow:0 10px 24px #2563eb3d}.pill-toggle strong{font-size:.95rem}.workspace-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:20px}.panel-card,.preview-card{padding:22px}.section-heading,.preview-header{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px}.section-heading h2,.preview-header h2{margin:0;font-size:1.12rem;color:#0f172a}.section-heading p,.preview-header p{margin:4px 0 0;color:#64748b}.action-row{display:flex;gap:10px;margin-top:12px}.control-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:16px}.field{display:flex;flex-direction:column;gap:8px}.field-wide{grid-column:1 / -1}.field label{font-weight:700;color:#334155}.logo-example-row{margin-top:6px}.preview-meta{display:flex;justify-content:space-between;padding:8px 0 12px;color:#64748b;font-size:.92rem}.preview-surface{min-height:520px;border-radius:20px;border:1px solid #e2e8f0;display:flex;justify-content:center;align-items:center;padding:40px;background:linear-gradient(135deg,#f8fbff,#eef4ff);position:relative;overflow:hidden}.qr-stage{display:flex;justify-content:center;align-items:center;max-width:450px;max-height:450px;width:auto;height:auto}.qr-stage canvas,.qr-stage svg{max-width:100%;max-height:100%;height:auto;width:auto}.empty-state{text-align:center;color:#64748b}.empty-icon{font-size:48px;margin-bottom:10px;display:block}@media(max-width:900px){.workspace-grid{grid-template-columns:1fr}.hero-card{flex-direction:column;align-items:flex-start}}@media(max-width:640px){.app-shell,.hero-card,.panel-card,.preview-card{padding:16px}.control-grid{grid-template-columns:1fr}.action-row,.preview-header,.section-heading,.preview-meta{flex-direction:column;align-items:flex-start}}