/* ================================================================
   CHECKOUT PAGE
   ================================================================ */

.checkout-page {
    margin-top: 80px;
    padding: 48px 0 80px;
    min-height: 70vh;
    background-color: var(--cream);
}

.checkout-page-title {
    font-family: var(--font-heading);
    font-size: clamp(28px, 4vw, 40px);
    color: var(--primary-100);
    margin-bottom: 8px;
}

.checkout-page-subtitle {
    font-size: 13px;
    color: var(--grey-mid);
    margin-bottom: 40px;
}

.checkout-inner {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 40px;
    align-items: start;
}

/* ----------------------------------------------------------------
   CHECKOUT FORM SECTIONS
   ---------------------------------------------------------------- */
.checkout-section {
    background-color: var(--white);
    border: 1px solid var(--grey-border);
    border-radius: 4px;
    padding: 32px;
    margin-bottom: 24px;
}

.checkout-section-title {
    font-family: var(--font-heading);
    font-size: 20px;
    color: var(--dark);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--grey-border);
    display: flex;
    align-items: center;
    gap: 10px;
}

.checkout-section-title span {
    width: 28px;
    height: 28px;
    background-color: var(--primary-100);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
}

/* Form Grid */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-grid.full {
    grid-template-columns: 1fr;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group.span-2 {
    grid-column: 1 / -1;
}

.form-label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--dark);
}

.form-label .required {
    color: #e53935;
    margin-left: 2px;
}

.form-input,
.form-select,
.form-textarea {
    padding: 12px 16px;
    border: 1px solid var(--grey-border);
    border-radius: 2px;
    font-size: 14px;
    font-family: var(--font-body);
    color: var(--dark);
    background-color: var(--white);
    outline: none;
    transition: var(--transition);
    width: 100%;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--primary-100);
    box-shadow: 0 0 0 3px var(--primary-10);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
    border-color: #e53935;
    box-shadow: 0 0 0 3px #fdecea;
}

.form-error {
    font-size: 11px;
    color: #e53935;
    display: none;
}

.form-error.visible {
    display: block;
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.form-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23666666' stroke-width='2'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M19.5 8.25l-7.5 7.5-7.5-7.5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 40px;
}

.form-hint {
    font-size: 11px;
    color: var(--grey-light);
    margin-top: 2px;
}

/* ----------------------------------------------------------------
   PAYMENT METHOD SELECTOR
   ---------------------------------------------------------------- */
.payment-methods {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.payment-method {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    border: 1px solid var(--grey-border);
    border-radius: 3px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.payment-method:hover {
    border-color: var(--primary-40);
    background-color: var(--primary-10);
}

.payment-method.selected {
    border-color: var(--primary-100);
    background-color: var(--primary-10);
}

.payment-method input[type="radio"] {
    accent-color: var(--primary-100);
    width: 18px;
    height: 18px;
    cursor: pointer;
    flex-shrink: 0;
}

.payment-method-info {
    flex: 1;
}

.payment-method-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 2px;
}

.payment-method-desc {
    font-size: 12px;
    color: var(--grey-mid);
}

.payment-method-badge {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 3px 8px;
    border-radius: 2px;
    background-color: var(--secondary-100);
    color: var(--dark);
}

/* ----------------------------------------------------------------
   CHECKOUT ORDER SUMMARY
   ---------------------------------------------------------------- */
.checkout-summary {
    background-color: var(--white);
    border: 1px solid var(--grey-border);
    border-radius: 4px;
    padding: 28px;
    position: sticky;
    top: 110px;
}

.checkout-summary-title {
    font-family: var(--font-heading);
    font-size: 20px;
    color: var(--dark);
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--grey-border);
}

.checkout-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--grey-border);
}

.checkout-item:last-of-type {
    border-bottom: none;
}

.checkout-item-image {
    width: 56px;
    height: 68px;
    background-color: var(--cream);
    border: 1px solid var(--grey-border);
    border-radius: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
}

.checkout-item-image svg {
    width: 24px;
    height: 24px;
    color: var(--grey-border);
}

.checkout-item-info {
    flex: 1;
}

.checkout-item-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 2px;
}

.checkout-item-meta {
    font-size: 11px;
    color: var(--grey-light);
}

.checkout-item-price {
    font-family: var(--font-heading);
    font-size: 16px;
    color: var(--primary-100);
    white-space: nowrap;
}

.checkout-summary-rows {
    padding: 16px 0;
    border-top: 1px solid var(--grey-border);
    margin-top: 8px;
}

.checkout-summary-row {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: var(--grey-mid);
    margin-bottom: 10px;
}

.checkout-summary-row span:last-child {
    font-weight: 600;
    color: var(--dark);
}

.checkout-summary-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 2px solid var(--primary-20);
    margin-top: 8px;
}

.checkout-summary-total-label {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--dark);
}

.checkout-summary-total-amount {
    font-family: var(--font-heading);
    font-size: 26px;
    color: var(--primary-100);
}

/* ----------------------------------------------------------------
   PLACE ORDER BUTTON
   ---------------------------------------------------------------- */
.place-order-btn {
    width: 100%;
    padding: 16px;
    background-color: var(--primary-100);
    color: var(--white);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    border: none;
    border-radius: 2px;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-body);
    margin-top: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.place-order-btn:hover {
    background-color: var(--primary-80);
}

.place-order-btn:disabled {
    background-color: var(--grey-light);
    cursor: not-allowed;
}

.place-order-btn svg {
    width: 18px;
    height: 18px;
}

.checkout-secure-note {
    font-size: 11px;
    color: var(--grey-light);
    text-align: center;
    margin-top: 12px;
    line-height: 1.6;
}

/* Empty checkout redirect */
.checkout-empty {
    text-align: center;
    padding: 80px 20px;
    grid-column: 1 / -1;
}

.checkout-empty h2 {
    font-family: var(--font-heading);
    font-size: 28px;
    color: var(--grey-mid);
    margin-bottom: 12px;
}

.checkout-empty p {
    font-size: 14px;
    color: var(--grey-light);
    margin-bottom: 32px;
}

/* ----------------------------------------------------------------
   RESPONSIVE — CHECKOUT
   ---------------------------------------------------------------- */
@media (max-width: 1024px) {
    .checkout-inner {
        grid-template-columns: 1fr 340px;
    }
}

@media (max-width: 768px) {
    .checkout-inner {
        grid-template-columns: 1fr;
    }

    .checkout-summary {
        position: static;
        order: -1;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .form-group.span-2 {
        grid-column: 1;
    }

    .checkout-section {
        padding: 24px 16px;
    }
}