:root{--navy:#1b2b6b;--navy-deep:#12204f;--orange:#f15a22;--sky:#3aabdb;--bg:#f7f8fb;--card:#fff;--border:#e2e5ec;--text:#1a1d29;--text-muted:#656b7a;--success:#2e7d4f;--danger:#c23b3b;--warn:#b8860b;--radius:10px}*{box-sizing:border-box}body,html{padding:0;margin:0;color:var(--text);font-family:Arial,Helvetica,sans-serif}html{height:100%;background:var(--bg)}body{position:relative;min-height:100vh}body:before{content:"";position:fixed;inset:0;background:url(/hero-bg.jpg) 50%/cover no-repeat;opacity:.1;z-index:-1;pointer-events:none}h1,h2,h3{font-family:Open Sans Condensed,Arial,sans-serif;font-weight:700;letter-spacing:.01em;color:var(--navy-deep)}a{color:var(--sky)}button{font-family:inherit;cursor:pointer}.btn{border:none;border-radius:var(--radius);padding:10px 18px;font-size:14px;font-weight:600;transition:opacity .15s ease}.btn:hover{opacity:.9}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--orange);color:#fff}.btn-secondary{background:var(--navy);color:#fff}.btn-ghost{background:transparent;color:var(--navy);border:1px solid var(--border)}.container{max-width:1100px;margin:0 auto;padding:32px 20px 80px}.topbar{background:var(--navy);color:#fff;padding:18px 20px}.topbar-inner{max-width:1100px;margin:0 auto;justify-content:space-between}.brand-lockup,.topbar-inner{display:flex;align-items:center}.brand-lockup{gap:14px}.topbar h1{color:#fff;font-size:22px;margin:0}.topbar .sub{color:var(--sky);font-size:13px;margin-top:2px}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin-bottom:20px}.field{margin-bottom:16px}.field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:var(--text-muted)}.field input,.field select{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px}table{width:100%;border-collapse:collapse;font-size:14px}td,th{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}th{color:var(--text-muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.03em}.badge{display:inline-flex;align-items:center;justify-content:center;min-width:20px;height:20px;padding:0 6px;border-radius:999px;background:var(--danger);color:#fff;font-size:11px;font-weight:700;margin-left:8px}.badge-warn{background:var(--warn)}.pill{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600}.pill-used{background:#eef0f6;color:var(--text-muted)}.pill-unused{background:#e6f4ea;color:var(--success)}.pill-capped{background:#fdece5;color:var(--orange)}.result-card{border:2px solid var(--orange);background:#fff8f5;border-radius:var(--radius);padding:20px;margin-top:20px}.result-card .code{font-size:28px;font-weight:800;color:var(--navy-deep);letter-spacing:.03em;margin:8px 0}.tabs{display:flex;gap:8px;margin-bottom:24px}.tabs button{background:#fff;border:1px solid var(--border);padding:10px 18px;border-radius:8px;font-size:14px;font-weight:600;color:var(--text-muted)}.tabs button.active{background:var(--navy);color:#fff;border-color:var(--navy)}.error-text{color:var(--danger);font-size:13px;margin-top:6px}.muted{color:var(--text-muted);font-size:13px}.row{gap:10px}.flex-between,.row{display:flex;align-items:center}.flex-between{justify-content:space-between}