:root{--brand-primary: #1f6feb;--brand-primary-contrast: #ffffff;--brand-bg: #f4f6fb;--brand-surface: #ffffff;--brand-text: #1c2330;--brand-muted: #5b6472;--brand-border: #e3e8ef;--brand-radius: 14px;--brand-font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans Arabic", sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--brand-font);background:var(--brand-bg);color:var(--brand-text);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}.checkout-page{min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:24px 16px}.checkout-header{width:100%;max-width:480px;display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.brand{display:flex;align-items:center;gap:12px;min-width:0}.brand__logo{width:44px;height:44px;border-radius:10px;background:var(--brand-primary);color:var(--brand-primary-contrast);display:grid;place-items:center;font-weight:700;font-size:18px;flex:0 0 auto;overflow:hidden}.brand__logo img{width:100%;height:100%;object-fit:contain}.brand__name{font-size:18px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lang-switch{border:1px solid var(--brand-border);background:var(--brand-surface);color:var(--brand-text);border-radius:999px;padding:6px 14px;font-size:14px;font-family:inherit;cursor:pointer;flex:0 0 auto}.lang-switch:hover{border-color:var(--brand-primary);color:var(--brand-primary)}.card{width:100%;max-width:480px;background:var(--brand-surface);border:1px solid var(--brand-border);border-radius:var(--brand-radius);padding:24px;box-shadow:0 8px 24px #141e370f}.card__title{margin:0 0 4px;font-size:15px;color:var(--brand-muted);text-transform:uppercase;letter-spacing:.04em}.secure-badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--brand-muted);margin-bottom:16px}.summary{list-style:none;margin:0;padding:0}.summary__row{display:flex;align-items:baseline;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid var(--brand-border)}.summary__row:last-child{border-bottom:none}.summary__label{color:var(--brand-muted);font-size:14px}.summary__value{font-weight:600;text-align:end;word-break:break-word}.summary__total{margin-top:8px;padding-top:16px;border-top:2px solid var(--brand-border)}.summary__total .summary__label{color:var(--brand-text);font-size:16px;font-weight:600}.summary__total .summary__value{font-size:22px;color:var(--brand-primary)}.footer{margin-top:20px;font-size:12px;color:var(--brand-muted);text-align:center}.state{width:100%;max-width:480px;background:var(--brand-surface);border:1px solid var(--brand-border);border-radius:var(--brand-radius);padding:40px 24px;text-align:center}.state__title{margin:0 0 8px;font-size:20px}.state__body{margin:0;color:var(--brand-muted);line-height:1.5}.spinner{width:32px;height:32px;margin:0 auto 16px;border:3px solid var(--brand-border);border-top-color:var(--brand-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width: 520px){.checkout-page{padding:16px 12px}.card{padding:20px 16px}}.pay-form{margin-top:16px;display:flex;flex-direction:column;gap:16px}.pay-form__row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.pay-form__schemes{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none}.pay-form__scheme{font-size:12px;font-weight:600;padding:2px 8px;border:1px solid var(--border, #d0d5dd);border-radius:6px;color:var(--muted, #475467)}.field{display:flex;flex-direction:column;gap:6px}.field__label{font-size:14px;color:var(--brand-muted)}.field__input{width:100%;padding:12px 14px;font-size:16px;font-family:inherit;color:var(--brand-text);background:var(--brand-surface);border:1px solid var(--brand-border);border-radius:10px;outline:none}.field__input:focus{border-color:var(--brand-primary);box-shadow:0 0 0 3px #1f6feb26}.field__input:disabled{background:var(--brand-bg);color:var(--brand-muted);cursor:not-allowed}.field__input--error{border-color:#d64545}.field__error{font-size:13px;color:#d64545}.pay-button{margin-top:4px;width:100%;padding:14px 16px;font-size:16px;font-weight:600;font-family:inherit;color:var(--brand-primary-contrast);background:var(--brand-primary);border:none;border-radius:10px;cursor:pointer}.pay-button:hover:not(:disabled){filter:brightness(.95)}.pay-button:disabled{opacity:.6;cursor:not-allowed}.pay-alert{width:100%;max-width:480px;margin:16px 0 0;padding:12px 14px;font-size:14px;color:#8a2b2b;background:#fbeaea;border:1px solid #f2c4c4;border-radius:10px}