.checkout-section{padding:var(--spacing-xxl) 0 var(--spacing-3xl);background-color:#f8f9fa;min-height:70vh}.checkout-section .container{max-width:1140px}.checkout-back{display:inline-flex;align-items:center;gap:var(--spacing-xxs);color:var(--color-primary);font-weight:600;font-size:.95rem;text-decoration:none;margin-bottom:var(--spacing-md);transition:gap .2s ease}.checkout-back:hover{gap:var(--spacing-xs);color:var(--color-primary-dark)}.checkout-head{margin-bottom:var(--spacing-xl)}.checkout-badge{color:var(--color-primary);font-weight:600;font-size:.9rem;letter-spacing:.04em;text-transform:uppercase;margin-bottom:var(--spacing-xs)}.checkout-badge i{margin-right:var(--spacing-xs)}.checkout-title{font-size:2.25rem;font-weight:700;color:var(--color-text-dark);margin-bottom:var(--spacing-xxs)}.checkout-subtitle{color:var(--color-text-light);font-size:1.05rem;margin:0}.checkout-card{background:var(--color-white);border:2px solid var(--border-color);border-radius:var(--border-radius-xl);padding:var(--spacing-lg);margin-bottom:var(--spacing-md)}.checkout-card-title{font-size:1.15rem;font-weight:700;color:var(--color-text-dark);margin:0 0 var(--spacing-xxs)}.checkout-card-hint{color:var(--color-text-light);font-size:.88rem;margin:0 0 var(--spacing-md)}.platform-row{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-md);padding:var(--spacing-sm) 0;border-top:1px solid var(--border-color)}.platform-row:first-of-type{border-top:none}.platform-info{gap:var(--spacing-sm)}.platform-icon,.platform-info{display:flex;align-items:center}.platform-icon{width:44px;height:44px;border-radius:12px;background:rgba(139,60,150,.08);color:var(--color-primary);justify-content:center;font-size:1.25rem;flex-shrink:0}.platform-name{font-weight:600;color:var(--color-text-dark);font-size:1rem}.platform-unit{color:var(--color-text-light);font-size:.82rem}.stepper{display:inline-flex;align-items:center;gap:var(--spacing-xs)}.step-btn{width:38px;height:38px;border-radius:10px;border:1.5px solid var(--border-color);background:var(--color-white);color:var(--color-primary);font-size:1.25rem;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s ease}.step-btn:hover:not(:disabled){border-color:var(--color-primary);background:rgba(139,60,150,.06)}.step-btn:disabled{opacity:.4;cursor:not-allowed}.step-input{width:60px;height:38px;text-align:center;border:1.5px solid var(--border-color);border-radius:10px;font-size:1rem;font-weight:600;color:var(--color-text-dark);-moz-appearance:textfield}.step-input::-webkit-inner-spin-button,.step-input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.step-input:focus{outline:none;border-color:var(--color-primary)}.checkout-field{margin-bottom:var(--spacing-sm)}.checkout-label{display:block;font-size:.85rem;font-weight:600;color:var(--color-text-dark);margin-bottom:6px}.checkout-input{width:100%;border:1.5px solid var(--border-color);border-radius:var(--border-radius-md);background:#f8f9fb;padding:12px 14px;font-size:.95rem;color:var(--color-text-dark);transition:border-color .15s ease,background .15s ease}.checkout-input::placeholder{color:#9aa4b2}.checkout-input:focus{outline:none;border-color:var(--color-primary);background:var(--color-white)}.summary-card{background:#faf8fc;border:1.5px solid #ece4f3;border-radius:var(--border-radius-xl);padding:var(--spacing-lg);position:sticky;top:var(--spacing-md)}.summary-head{display:flex;align-items:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-md)}.summary-plan-icon{width:46px;height:46px;border-radius:12px;background:var(--color-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex-shrink:0}.summary-card-title{font-size:1.15rem;font-weight:700;color:var(--color-text-dark);margin:0}.summary-plan{color:var(--color-text-light);font-size:.85rem;margin:2px 0 0}.summary-items{border-top:1px solid #ece4f3;padding-top:var(--spacing-sm);margin-bottom:var(--spacing-xs)}.summary-item{display:flex;justify-content:space-between;align-items:center;font-size:.9rem;color:var(--color-text-dark);padding:5px 0}.summary-item .qty{color:var(--color-text-light)}.coupon-wrap{margin:var(--spacing-xs) 0}.coupon-toggle{background:none;border:none;padding:6px 0;color:var(--color-primary);font-weight:600;font-size:.88rem;cursor:pointer;display:inline-flex;align-items:center;gap:6px}.coupon-toggle:hover{color:var(--color-primary-dark)}.coupon-field{position:relative}.coupon-inline{display:flex;gap:var(--spacing-xs);margin-top:var(--spacing-xs)}.coupon-dropdown{position:absolute;top:calc(100% + 6px);left:0;right:0;z-index:30;background:var(--color-white);border:1.5px solid var(--border-color);border-radius:var(--border-radius-md);box-shadow:0 12px 32px rgba(31,20,45,.14);overflow:hidden;max-height:260px;overflow-y:auto}.coupon-dd-head{font-size:.7rem;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-light);font-weight:600;padding:10px 12px 6px}.coupon-dd-item{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-sm);width:100%;text-align:left;padding:10px 12px;cursor:pointer;background:none;border:none;border-top:1px solid #f2eef7;transition:background .12s ease}.coupon-dd-item:hover{background:rgba(139,60,150,.06)}.coupon-dd-text{display:flex;flex-direction:column;gap:2px;min-width:0}.coupon-dd-code{font-weight:700;color:var(--color-text-dark);font-size:.85rem}.coupon-dd-code i{color:var(--color-primary);margin-right:4px}.coupon-dd-desc{color:var(--color-text-light);font-size:.75rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.coupon-dd-off{color:var(--color-primary);font-weight:700;font-size:.8rem;white-space:nowrap;flex-shrink:0}.coupon-input{flex:1;border:1.5px solid var(--border-color);border-radius:var(--border-radius-md);background:#f8f9fb;padding:10px 12px;font-size:.9rem;text-transform:uppercase}.coupon-input:focus{outline:none;border-color:var(--color-primary)}.coupon-apply{border:none;border-radius:var(--border-radius-md);background:rgba(139,60,150,.08);color:var(--color-primary);font-weight:600;font-size:.9rem;padding:0 var(--spacing-md);cursor:pointer;white-space:nowrap;transition:all .15s ease}.coupon-apply:hover:not(:disabled){background:var(--color-primary);color:#fff}.coupon-apply:disabled{opacity:.5;cursor:not-allowed}.coupon-applied{display:flex;justify-content:space-between;align-items:center;background:#eefaf3;border:1px solid #bde8cf;border-radius:var(--border-radius-md);padding:10px 12px;font-size:.85rem;color:#15804d}.coupon-remove{border:none;background:none;color:var(--color-text-light);cursor:pointer;font-size:.82rem}.summary-totals{border-top:1px solid #ece4f3;padding-top:var(--spacing-sm);margin-top:var(--spacing-xs)}.total-line{display:flex;justify-content:space-between;font-size:.92rem;color:var(--color-text);padding:4px 0}.total-line.discount{color:#15804d}.total-grand{display:flex;justify-content:space-between;align-items:baseline;margin-top:var(--spacing-xs);padding-top:var(--spacing-xs);border-top:1px dashed var(--border-color)}.total-grand .label{font-weight:700;color:var(--color-text-dark);font-size:1.05rem}.total-grand .value{font-weight:700;color:var(--color-primary);font-size:1.6rem}.pay-btn{width:100%;margin-top:var(--spacing-md);padding:14px;border:none;border-radius:var(--border-radius-md);background:var(--color-primary);color:#fff;font-weight:700;font-size:1.05rem;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-xs);transition:all .25s ease}.pay-btn:hover:not(:disabled){background:var(--color-primary-dark);transform:translateY(-2px);box-shadow:0 8px 22px rgba(139,60,150,.3)}.pay-btn:disabled{opacity:.55;cursor:not-allowed}.secure-row{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--spacing-sm);margin-top:var(--spacing-sm)}.secure-item{display:inline-flex;align-items:center;gap:5px;color:var(--color-text-light);font-size:.78rem;font-weight:500}.guarantee,.secure-item i{color:#15804d}.guarantee{display:flex;align-items:center;gap:var(--spacing-xs);background:#eefaf3;border:1px solid #cdeddb;border-radius:var(--border-radius-md);padding:10px 12px;margin-top:var(--spacing-md);font-size:.82rem;font-weight:500}.guarantee i{font-size:1rem}.checkout-error{background:#fdecec;border:1px solid #f5c2c2;color:#b42323;border-radius:var(--border-radius-md);padding:10px 12px;font-size:.88rem;margin-top:var(--spacing-sm)}.field-error{color:#b42323;font-size:.82rem;margin-top:6px}.checkout-empty{text-align:center;padding:var(--spacing-3xl) 0}.checkout-empty h1{font-size:1.75rem;color:var(--color-text-dark);margin-bottom:var(--spacing-xs)}.checkout-empty p{color:var(--color-text-light);margin-bottom:var(--spacing-lg)}.checkout-loading{text-align:center;padding:var(--spacing-3xl) 0;color:var(--color-text-light)}@media (max-width:991px){.summary-card{position:static;margin-top:var(--spacing-md)}.checkout-title{font-size:1.9rem}}