body{background:#f5f7fb;font-family:Inter,Arial,sans-serif}.navbar-brand{font-weight:800}.card{border:0;border-radius:18px;box-shadow:0 8px 28px rgba(20,30,60,.07)}.btn{border-radius:12px}.qr{width:280px;max-width:100%;border-radius:14px}.status{font-weight:700}.hero{background:linear-gradient(135deg,#173b8f,#2877d8);color:#fff;border-radius:24px;padding:28px}.table{vertical-align:middle}.mobile-wrap{max-width:1100px;margin:auto;padding:20px}