:root{font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;color:#0f172a;background-color:#f8fafc;line-height:1.5;font-weight:400;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;--card-bg: #ffffff;--border: #e2e8f0;--accent: #7c3aed;--accent-strong: #6d28d9;--muted: #475569;--shadow: 0 20px 60px rgba(15, 23, 42, .12)}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 0% 0%,#eef2ff 0,#f8fafc 60%,#fff)}a{color:inherit;text-decoration:none}.app-shell{max-width:1080px;margin:0 auto;padding:48px 20px 72px}.header{display:flex;flex-wrap:wrap;gap:24px;align-items:center;background:var(--card-bg);border:1px solid var(--border);border-radius:20px;padding:24px;box-shadow:var(--shadow)}.header img{width:120px;height:120px;border-radius:20px;object-fit:cover;border:4px solid #eef2ff}.header h1{margin:0 0 8px;font-size:30px}.header p{margin:0 0 12px;color:var(--muted)}.social-links{display:flex;gap:10px;flex-wrap:wrap}.social-pill{background:#eef2ff;color:#312e81;border-radius:999px;padding:8px 14px;font-weight:600;font-size:14px}.layout-grid{display:grid;grid-template-columns:2fr 1fr;gap:22px;margin-top:24px}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:18px;padding:22px;box-shadow:var(--shadow)}.card h2{margin:0 0 8px}.card p.description{margin:0 0 16px;color:var(--muted)}.form-row{display:flex;flex-direction:column;gap:10px;margin-bottom:16px}.label{font-weight:600}input,textarea,select,button{font-family:inherit}input,textarea{border:1px solid var(--border);border-radius:12px;padding:12px;font-size:15px;transition:border .15s ease,box-shadow .15s ease;background:#fbfdff}input:focus,textarea:focus{outline:none;border-color:#c4b5fd;box-shadow:0 0 0 3px #7c3aed1f;background:#fff}textarea{resize:vertical;min-height:90px}.amount-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:10px}.amount-button{border:1px solid var(--border);background:#f8fafc;padding:14px;border-radius:12px;font-weight:700;font-size:16px;cursor:pointer;transition:all .15s ease}.amount-button:hover,.amount-button.active{border-color:#c4b5fd;background:#ede9fe;color:#4c1d95;box-shadow:0 10px 30px #7c3aed2e}.button-primary{background:linear-gradient(135deg,var(--accent),var(--accent-strong));color:#fff;border:none;border-radius:14px;padding:14px 18px;font-weight:700;font-size:16px;cursor:pointer;box-shadow:0 15px 35px #7c3aed40;transition:transform .15s ease,box-shadow .15s ease}.button-primary:hover{transform:translateY(-1px);box-shadow:0 18px 40px #7c3aed59}.button-primary:disabled{opacity:.75;cursor:not-allowed}.status-banner{border-radius:14px;padding:14px 16px;font-weight:600;margin-bottom:14px;display:flex;align-items:center;gap:10px}.status-banner.info{background:#eff6ff;color:#1d4ed8;border:1px solid #bfdbfe}.status-banner.success{background:#ecfdf3;color:#15803d;border:1px solid #bbf7d0}.status-banner.error{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca}.tip-list{display:flex;flex-direction:column;gap:12px}.tip-item{border:1px solid var(--border);border-radius:12px;padding:14px;background:#f8fafc}.tip-item .meta{display:flex;justify-content:space-between;font-size:14px;color:var(--muted);margin-bottom:6px}@media (max-width: 900px){.layout-grid{grid-template-columns:1fr}.header{flex-direction:column;text-align:center}.header img{width:140px;height:140px}}