:root{--bg: #f4f9ff;--panel: rgba(255, 255, 255, .92);--panel-border: rgba(148, 163, 184, .22);--text: #0f172a;--muted: #475569;--primary: #2563eb;--primary-dark: #1d4ed8;--field: #ffffff;--field-border: #cbd5e1;--shadow: 0 30px 80px rgba(37, 99, 235, .14)}body{background-color:var(--bg);color:var(--text)}.page-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.billing-card{width:min(100%,520px);background:var(--panel);border:1px solid var(--panel-border);border-radius:28px;padding:32px;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.brand-mark{width:64px;height:64px;display:grid;place-items:center;border-radius:18px;color:var(--primary);background:linear-gradient(180deg,#2563eb29,#2563eb0f);margin-bottom:24px}.brand-mark svg,.security-note svg,.trust-badge svg{width:24px;height:24px}.hero-copy h1{margin:0;font-size:clamp(1.9rem,4vw,2.4rem);line-height:1.1}.hero-copy p{margin:10px 0 0;color:var(--muted);font-size:1rem}.eyebrow{display:inline-block;margin-bottom:12px;padding:6px 10px;border-radius:999px;background:#2563eb14;color:var(--primary-dark);font-size:.82rem;font-weight:600}.payment-form{margin-top:28px;display:grid;gap:18px}.payment-form label{display:grid;gap:8px}.payment-form span{font-size:.92rem;font-weight:600;color:#1e293b}.payment-form input{width:100%;border:1px solid var(--field-border);background:var(--field);border-radius:14px;padding:14px 16px;color:var(--text);outline:none;transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease}.payment-form input:focus{border-color:#2563ebb8;box-shadow:0 0 0 4px #2563eb1f}.split-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.triple-fields{display:grid;grid-template-columns:1fr 1fr 1.2fr;gap:16px}.payment-form button{margin-top:6px;border:0;border-radius:16px;padding:15px 18px;background:linear-gradient(180deg,#3b82f6,#2563eb);color:#fff;font-weight:700;cursor:pointer;box-shadow:0 18px 36px #2563eb3d;transition:transform .2s ease,box-shadow .2s ease,filter .2s ease}.payment-form button:hover{transform:translateY(-1px);box-shadow:0 22px 40px #2563eb4d;filter:brightness(1.02)}.security-note{margin-top:22px;display:flex;align-items:center;gap:10px;color:var(--muted);font-size:.95rem}.security-note svg,.trust-badge svg{color:var(--primary);flex:0 0 auto}.trust-badges{margin-top:26px;display:flex;flex-wrap:wrap;gap:12px}.trust-badge{display:inline-flex;align-items:center;gap:8px;padding:10px 12px;border-radius:999px;background:#fffc;border:1px solid rgba(148,163,184,.22);color:#1e3a8a;font-size:.84rem;font-weight:600}@media (max-width: 640px){.billing-card{padding:24px;border-radius:24px}.split-fields,.triple-fields{grid-template-columns:1fr;gap:18px}.trust-badges{flex-direction:column}.trust-badge{justify-content:center}}