:root{--surface-base:#0b0f13;--surface-elevated:#151b22;--surface-card:#1b222b;--border-subtle:#232c36;--text-primary:#edf1f5;--text-secondary:#a8b4c0;--text-tertiary:#7a8794;--accent-brand:#45aec2;--accent-brand-dim:#123840;--state-safe:#57c97f;--state-attention:#e5a93c;--screen-margin:20px;--radius-lg:12px;--font-plex-sans:"IBM Plex Sans";--font-plex-mono:"IBM Plex Mono"}*,:after,:before{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--surface-base);color:var(--text-primary);font-family:var(--font-plex-sans),system-ui,sans-serif;-webkit-font-smoothing:antialiased}a{color:var(--accent-brand);text-decoration:none}a:hover{text-decoration:underline}.shell{max-width:760px;margin:0 auto;padding:56px var(--screen-margin) 96px}.eyebrow{font-family:var(--font-plex-mono),ui-monospace,monospace;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-brand)}h1{font-size:34px;line-height:38px;margin:14px 0 0;text-wrap:balance}h1,h2{font-weight:600}h2{font-size:20px;margin:32px 0 8px}h2,p{line-height:25px}p{color:var(--text-secondary);margin:12px 0 0;max-width:62ch;text-wrap:pretty}.tagline,p{font-size:17px}.tagline{color:var(--accent-brand);margin-top:10px}.card{background:var(--surface-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:18px 20px;margin-top:24px}.plan-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:16px;gap:16px;margin-top:28px}.checkout-card,.plan-card{background:var(--surface-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:22px}.checkout-card{margin-top:24px;border-color:var(--accent-brand)}.price-list{border-top:1px solid var(--border-subtle);margin-top:18px;padding-top:8px}.price-row{display:flex;justify-content:space-between;gap:16px;padding:8px 0;color:var(--text-secondary)}.price-row strong{color:var(--text-primary);font-family:var(--font-plex-mono),ui-monospace,monospace}.field-label{display:block;color:var(--text-secondary);font-size:14px;margin-top:18px}.field{width:100%;margin-top:6px;min-height:48px;border:1px solid var(--border-subtle);border-radius:10px;padding:10px 12px;background:var(--surface-base);color:var(--text-primary);font:inherit}.field:focus{outline:2px solid var(--accent-brand);outline-offset:1px}.primary-button,.text-button{min-height:48px;border-radius:10px;font:600 15px var(--font-plex-sans),system-ui,sans-serif;cursor:pointer}.primary-button{width:100%;border:0;margin-top:20px;padding:10px 16px;background:var(--accent-brand);color:var(--surface-base)}.text-button{border:0;display:block;margin:8px auto 0;padding:8px 12px;background:transparent;color:var(--accent-brand)}.primary-button:disabled,.text-button:disabled{cursor:not-allowed;opacity:.55}.safe-label{font-family:var(--font-plex-mono),ui-monospace,monospace;font-size:11px;letter-spacing:.12em;color:var(--state-safe)}.form-message{border-left:3px solid var(--state-attention);padding-left:12px;margin-top:18px}.pending{border-color:var(--state-attention);background:var(--surface-elevated)}.pending .label{font-family:var(--font-plex-mono),ui-monospace,monospace;font-size:12px;letter-spacing:.1em;color:var(--state-attention);text-transform:uppercase}footer{margin-top:56px;padding-top:20px;border-top:1px solid var(--border-subtle);color:var(--text-tertiary);font-size:13px}@media (max-width:480px){.shell{padding-top:32px}h1{font-size:28px;line-height:32px}.plan-grid{grid-template-columns:1fr}}