.ifhub-checkout-page {
    background: linear-gradient(180deg, #fcfbff 0%, #f8f4fd 100%);
}

.ifhub-checkout-page .ifhub-page-hero {
    padding: 4rem 0 2.5rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
    background: rgba(255,255,255,0.72);
}

.ifhub-checkout-page .ifhub-page-hero h1 {
    max-width: 12ch;
}

.ifhub-checkout-intro {
    width: min(calc(100% - 2rem), var(--max-width));
    margin: 0 auto 2rem;
}

.ifhub-checkout-intro-card {
    padding: 2rem;
    border: 1px solid rgba(107,70,193,0.14);
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(243,236,255,0.95), rgba(232,242,255,0.9));
    box-shadow: var(--shadow-md);
}

.ifhub-checkout-intro-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.9fr);
    gap: 2rem;
    align-items: start;
}

.ifhub-checkout-intro-card h1 {
    font-size: clamp(2.25rem, 4vw, 3.2rem);
    margin-bottom: 0.85rem;
}

.ifhub-checkout-intro-card p {
    max-width: 36rem;
}

.ifhub-checkout-points {
    display: grid;
    gap: 0.75rem;
}

.ifhub-checkout-points span {
    display: block;
    padding: 0.85rem 1rem;
    border: 1px solid rgba(107,70,193,0.14);
    border-radius: var(--radius-md);
    background: rgba(255,255,255,0.82);
    color: var(--color-ink-muted);
    font-size: 0.92rem;
    box-shadow: var(--shadow-sm);
}

.woocommerce-checkout .woocommerce {
    width: min(calc(100% - 2rem), var(--max-width));
    margin: 0 auto;
    padding-bottom: 6rem;
}

.woocommerce-checkout form.checkout {
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(310px, 0.95fr);
    gap: 2.5rem;
    align-items: start;
}

.woocommerce-checkout .col2-set {
    grid-column: 1;
    display: grid;
    gap: 1.5rem;
}

.woocommerce-checkout .col2-set .col-1,
.woocommerce-checkout .col2-set .col-2,
.woocommerce-checkout #customer_details {
    width: 100%;
    float: none;
}

.ifhub-checkout-steps,
.woocommerce-checkout .woocommerce-billing-fields,
.woocommerce-checkout .woocommerce-additional-fields,
.ifhub-upload-panel {
    padding: 1.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: rgba(255,255,255,0.88);
    box-shadow: var(--shadow-sm);
}

.ifhub-checkout-steps {
    background: linear-gradient(180deg, rgba(255,255,255,0.92), rgba(249,244,253,0.9));
}

.ifhub-checkout-steps-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    margin: 1rem 0 0.85rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-border);
}

.ifhub-checkout-step {
    padding: 0.95rem 0.75rem;
    background: rgba(255,255,255,0.95);
    text-align: center;
}

.ifhub-checkout-step strong {
    display: block;
    margin-bottom: 0.25rem;
    font-size: 1.1rem;
    font-family: var(--font-heading);
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ifhub-checkout-step span {
    color: var(--color-ink-muted);
    font-size: 0.78rem;
    font-weight: 600;
}

.ifhub-checkout-prep-note {
    margin-bottom: 0;
}

.woocommerce-checkout .woocommerce-billing-fields > h3,
.woocommerce-checkout .woocommerce-additional-fields > h3,
.ifhub-upload-panel h3 {
    margin-bottom: 1.2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
    font-size: 1.35rem;
    font-family: var(--font-heading);
}

.woocommerce-checkout .form-row {
    margin-bottom: 1rem;
}

.woocommerce-checkout .form-row-first {
    float: left;
    width: 48%;
}

.woocommerce-checkout .form-row-last {
    float: right;
    width: 48%;
}

.woocommerce-checkout .form-row-wide {
    clear: both;
    width: 100%;
}

.ifhub-upload-panel {
    background: linear-gradient(180deg, rgba(247,241,255,0.92), rgba(239,248,255,0.92));
    border-color: rgba(107,70,193,0.14);
}

.ifhub-upload-panel label {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.ifhub-upload-state {
    margin-bottom: 1rem;
    padding: 0.95rem 1rem;
    border: 1px dashed rgba(107,70,193,0.2);
    border-radius: var(--radius-md);
    background: rgba(255,255,255,0.72);
    color: var(--color-ink-muted);
    font-size: 0.92rem;
}

.ifhub-upload-state.is-ready,
.ifhub-upload-state.is-success {
    border-style: solid;
    border-color: rgba(16, 185, 129, 0.3);
    background: rgba(236, 253, 245, 0.92);
    color: #166534;
}

.ifhub-upload-state.is-uploading,
.ifhub-upload-state.is-pending {
    border-style: solid;
    border-color: rgba(59, 130, 246, 0.24);
    background: rgba(239, 246, 255, 0.92);
    color: #1d4ed8;
}

.ifhub-upload-state.is-error {
    border-style: solid;
    border-color: rgba(239, 68, 68, 0.24);
    background: rgba(254, 242, 242, 0.96);
    color: #b91c1c;
}

.ifhub-upload-progress {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 0.65rem;
    margin: 1rem 0 1.25rem;
    border-radius: 999px;
    background: rgba(107,70,193,0.12);
}

@keyframes ifhub-progress-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}
.ifhub-upload-progress span {
    display: block;
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, #6b46c1 0%, #2563eb 100%);
    transition: width 0.2s ease;
    animation: ifhub-progress-pulse 1.5s ease-in-out infinite;
}

.ifhub-order-upload {
    width: min(calc(100% - 2rem), var(--max-width));
    margin: 2rem auto;
}

.ifhub-order-upload-card {
    padding: 1.75rem;
    border: 1px solid rgba(107,70,193,0.14);
    border-radius: var(--radius-lg);
    background: linear-gradient(180deg, rgba(255,255,255,0.96), rgba(244,239,255,0.92));
    box-shadow: var(--shadow-md);
}

.ifhub-order-upload-card h2 {
    margin-bottom: 0.75rem;
    font-size: clamp(1.75rem, 3vw, 2.2rem);
}

.ifhub-order-upload-lead {
    max-width: 42rem;
    color: var(--color-ink-muted);
}

.woocommerce-checkout #order_review {
    grid-column: 2;
    grid-row: 1;
    align-self: start;
    position: sticky;
    top: 5.8rem;
    padding: 1.5rem;
    border: 1px solid rgba(107,70,193,0.16);
    border-radius: var(--radius-lg);
    background: linear-gradient(180deg, rgba(255,255,255,0.96), rgba(247,241,255,0.95));
    box-shadow: 0 18px 40px rgba(107,70,193,0.12);
    overflow: hidden;
}
.woocommerce-checkout #order_review::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--gradient-accent);
}

.woocommerce-checkout #order_review_heading {
    display: none !important;
}

.ifhub-review-heading-row td {
    padding: 0 !important;
    border: 0 !important;
}

.ifhub-checkout-review-header {
    margin-bottom: 1.2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
}

.ifhub-checkout-review-header h3 {
    margin-bottom: 0.4rem;
    font-size: 1.3rem;
    font-family: var(--font-heading);
}

.ifhub-checkout-review-header p {
    margin-bottom: 0;
    font-size: 0.9rem;
    color: var(--color-ink-muted);
}

.woocommerce-checkout #order_review table {
    width: 100%;
    margin-bottom: 1rem;
    border-collapse: collapse;
}

.woocommerce-checkout #order_review th,
.woocommerce-checkout #order_review td {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border);
    text-align: left;
    color: var(--color-ink);
}

.woocommerce-checkout #order_review th {
    color: var(--color-ink-muted);
    font-size: 0.84rem;
    font-weight: 600;
}

.woocommerce-checkout #order_review .product-total {
    text-align: right;
    font-weight: 700;
}

.woocommerce-checkout #payment {
    background: transparent;
}

.woocommerce-checkout .wc_payment_methods {
    list-style: none;
    padding: 0;
    margin: 0 0 1rem;
}

.woocommerce-checkout .wc_payment_method {
    margin-bottom: 0.75rem;
    padding: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: rgba(255,255,255,0.82);
}

.woocommerce-checkout .wc_payment_method > label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 0;
    color: var(--color-ink);
    font-weight: 600;
    cursor: pointer;
}

.woocommerce-checkout .payment_box {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-border);
    font-size: 0.85rem;
    color: var(--color-ink-muted);
}

.woocommerce-checkout #place_order {
    width: 100%;
    padding: 0.95rem 1rem;
}

@media (max-width: 992px) {
    .ifhub-checkout-intro-grid,
    .woocommerce-checkout form.checkout {
        grid-template-columns: 1fr;
    }

    .woocommerce-checkout #order_review {
        grid-column: 1;
        position: static;
    }

    .ifhub-checkout-steps-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 600px) {
    .woocommerce-checkout .woocommerce-billing-fields,
    .woocommerce-checkout .woocommerce-additional-fields,
    .ifhub-upload-panel,
    .ifhub-checkout-steps,
    .woocommerce-checkout #order_review,
    .ifhub-checkout-intro-card {
        padding: 1.35rem;
    }

    .woocommerce-checkout .form-row-first,
    .woocommerce-checkout .form-row-last {
        float: none;
        width: 100%;
    }
}