.checkout-page{padding:48px 0 80px;background:var(--color-bg,#f7f8fa);min-height:70vh}.checkout-heading{text-align:center;margin-bottom:32px}.checkout-heading h1{font-size:1.9rem;margin:0 0 8px}.checkout-heading p{color:var(--color-text-muted,#6b7280);margin:0}.checkout-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:start;max-width:960px;margin:0 auto}@media (max-width:820px){.checkout-grid{grid-template-columns:1fr}.checkout-summary{order:-1}}.checkout-card{background:#fff;border:1px solid var(--color-border,#e5e7eb);border-radius:12px;padding:24px;margin-bottom:24px}.checkout-card h2{font-size:1.15rem;margin:0 0 18px}@media (min-width:821px){.checkout-summary{position:sticky;top:calc(var(--header-height, 4rem) + 1.5rem)}}.summary-package{font-size:1.1rem;font-weight:600;margin-bottom:4px}.summary-package-desc{color:var(--color-text-muted,#6b7280);font-size:.9rem;margin-bottom:20px}.summary-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-top:1px solid var(--color-border,#e5e7eb)}.summary-row.is-discount{color:#15803d}.summary-row.summary-total{border-top:2px solid var(--color-border,#e5e7eb);font-weight:700;font-size:1.15rem;padding-top:14px}.summary-net-note{color:var(--color-text-muted,#6b7280);font-size:.8rem;text-align:right;margin-top:4px}.coupon-box{display:flex;gap:8px;margin-top:16px}.coupon-box .form-input{text-transform:uppercase;flex:1}.coupon-feedback{font-size:.88rem;margin-top:8px;min-height:1.2em}.coupon-feedback.is-ok{color:#15803d}.coupon-feedback.is-err{color:#b91c1c}.checkout-form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media (max-width:520px){.checkout-form-row{grid-template-columns:1fr}}.checkout-alert{background:#fef2f2;border:1px solid #fecaca;color:#b91c1c;border-radius:8px;padding:12px 16px;margin-bottom:20px;font-size:.92rem}.checkout-notice{background:#eff6ff;border:1px solid #bfdbfe;color:#1e40af;border-radius:8px;padding:12px 16px;margin-bottom:20px;font-size:.9rem}.checkout-secure-note{color:var(--color-text-muted,#6b7280);font-size:.82rem;text-align:center;margin-top:14px}.checkout-login-hint{font-size:.9rem;color:var(--color-text-muted,#6b7280);margin-bottom:18px}.checkout-login-hint a{color:var(--color-primary,#724FFF);font-weight:600;text-decoration:none}.checkout-login-hint a:hover{text-decoration:underline}.checkout-card .form-group{margin-top:16px}.checkout-card .form-group:first-of-type{margin-top:0}.checkout-card .checkout-form-row{margin-top:16px}.checkout-card .checkout-form-row .form-group{margin-top:0}.checkout-card .form-label{padding-top:6px}.checkout-card .form-input,.checkout-card select.form-input{box-sizing:border-box;height:48px}.checkout-card select.form-input{padding-top:0;padding-bottom:0;font-size:var(--font-size-base);line-height:1.5;background-color:var(--color-white,#fff);cursor:pointer}