:root{--aios-bg:#050810;--aios-panel:#0b1120;--aios-gold:#c9a84c;--aios-emerald:#00c896;--aios-text:#e8eaf0;--aios-muted:#8a91a5;--aios-border:rgba(201,168,76,.18)}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--aios-bg);color:var(--aios-text);font-family:DM Sans,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}h1{font-family:Cormorant Garamond,Georgia,serif;font-weight:600;letter-spacing:.01em}.aios-checkout{max-width:560px;margin:0 auto;padding:48px 24px}.aios-checkout h1{font-size:2rem;margin-bottom:8px}.aios-summary{background:var(--aios-panel);border:1px solid var(--aios-border);border-radius:14px;padding:20px;margin:24px 0;display:grid;grid-gap:10px;gap:10px}.aios-summary div{display:flex;justify-content:space-between}.aios-summary span{color:var(--aios-muted)}.aios-summary strong{color:var(--aios-gold)}.aios-email-gate,.aios-pay-form{display:grid;grid-gap:14px;gap:14px}.aios-email-gate label{color:var(--aios-muted);font-size:.9rem}.aios-email-gate input{padding:14px 16px;border-radius:10px;border:1px solid var(--aios-border);background:#070b16;color:var(--aios-text);font-size:1rem}.aios-pay-btn{background:linear-gradient(135deg,var(--aios-gold),#b6923d);color:#0a0d16;border:none;border-radius:10px;padding:15px 20px;font-size:1.05rem;font-weight:700;cursor:pointer;transition:transform .1s ease,opacity .2s;text-decoration:none;text-align:center;display:inline-block}.aios-pay-btn:hover:not(:disabled){transform:translateY(-1px)}.aios-pay-btn:disabled{opacity:.5;cursor:not-allowed}.aios-pay-error{color:#ff6b6b;font-size:.9rem;margin:4px 0 0}.aios-pay-note{color:var(--aios-muted);font-size:.82rem;margin-top:4px}.aios-link{background:none;border:none;color:var(--aios-emerald);cursor:pointer;font-size:.85rem;padding:0}.aios-success{text-align:center}.aios-success h1{font-size:2.4rem;margin-bottom:16px}.aios-success p{color:var(--aios-muted);line-height:1.6;margin-bottom:28px}