/* ================================================================
   PCU Frontend — Customizer Modal Styles
   Scale: 1rem = 10px (Fluid Design — align with site html font-size)
   Màu + bo góc: token CMS → --pcu-ui-* (inline PHP, class-pcu-ui-colors.php)
   ================================================================ */

.pcu-modal,
.pcu-atc-switch,
.pcu-btn-sm,
#pcu-design-trigger,
.pcu-loop-design-btn {
    --pcu-ui-radius-modal: 1.8rem;
    --pcu-ui-radius-panel: 1.2rem;
    --pcu-ui-radius-control: 0.8rem;
    --pcu-ui-radius-pill: 99rem;
    --pcu-ui-radius-overlay: 1.6rem;
    --pcu-ui-radius-full: 50%;
    --pcu-ui-radius-none: 0;
}

/* ── Add to cart ↔ Design (Alpine + grid stack) ───────────────────── */

.pcu-atc-switch {
    display: grid;
    grid-template-areas: stack;
    align-items: center;
    justify-items: start;
    width: 100%;
    justify-content: start;
}

.pcu-atc-switch > .single_add_to_cart_button,
.pcu-atc-switch > #pcu-design-trigger {
    grid-area: stack;
}

.pcu-atc-switch > .single_add_to_cart_button {
    transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s ease;
}

.pcu-atc-switch.is-pcu-design > .single_add_to_cart_button {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-0.4rem);
}

html:not(.pcu-alpine) .pcu-atc-switch:not(.is-pcu-design) #pcu-design-trigger {
    display: none !important;
}

/* ── Trigger button ───────────────────────────────────────────────── */

#pcu-design-trigger {
    margin: 1.2rem 0;
}

#pcu-start-design-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    pointer-events: none;
}

.pcu-btn-sm {
    padding: 0.8rem 1.6rem;
    font-size: 1.3rem;
    background: transparent;
    color: var(--pcu-ui-primary);
    border-radius: var(--pcu-ui-radius-pill);
    border: 0.1rem solid var(--pcu-ui-primary);
    font-family: "Heading Now";
    line-height: unset;
}

.pcu-btn-danger {
    background: var(--pcu-ui-surface-white);
    color: var(--pcu-ui-danger);
    border: 0.1rem solid var(--pcu-ui-danger-border);
}

.pcu-btn-danger:hover {
    background: var(--pcu-ui-danger-hover-bg);
}

.pcu-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* ── Modal overlay ────────────────────────────────────────────────── */

.pcu-modal {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pcu-modal-backdrop {
    position: absolute;
    inset: 0;
    background: var(--pcu-ui-backdrop);
    backdrop-filter: blur(0.4rem);
}

.pcu-modal-container {
    position: relative;
    height: 92vh;
    width: 160rem;
    border-radius: var(--pcu-ui-radius-modal);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 2.5rem 6rem var(--pcu-ui-shadow-modal);
    animation: pcu-modal-in 0.3s ease-out;
}

.pcu-modal-close-btn--floating {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 20;
}

@media (max-width: 480px) {
    .pcu-modal-close-btn--floating {
        top: 2rem;
        right: 2rem;
        font-size: 2.5rem;
    }
}

@keyframes pcu-modal-in {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(2rem);
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* ── Modal header ─────────────────────────────────────────────────── */

.pcu-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.6rem 2.4rem;
    border-bottom: 0.1rem solid var(--pcu-ui-accent-header-bd);
    display: none;
}

.pcu-modal-header h2 {
    margin: 0;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--pcu-ui-text-heading);
}

.pcu-modal-close-btn {
    width: 3.6rem;
    height: 3.6rem;
    border: none;
    background: transparent;
    font-size: 3rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    color: var(--pcu-ui-text-secondary);
}

/* ── Modal body ───────────────────────────────────────────────────── */

.pcu-modal-body {
    display: flex;
    flex: 1;
    flex-direction: column;
    min-height: 0;
    padding: 0;
    overflow: hidden;
    background-color: var(--pcu-ui-surface);
}

/* Intro ↔ customizer — stack trong body (Alpine x-show + x-transition) */
.pcu-modal-body-stack {
    flex: 1;
    min-height: 0;
    display: grid;
    grid-template-areas: 'stack';
    width: 100%;
}

.pcu-modal-body-stack > .pcu-intro-banner,
.pcu-modal-body-stack > .pcu-modal-body-main {
    grid-area: stack;
    min-height: 0;
    min-width: 0;
}

.pcu-intro-banner {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    box-sizing: border-box;
    background-color: var(--pcu-ui-surface);
    z-index: 2;
}

.pcu-intro-banner-picture {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    max-width: 100%;
    max-height: 100%;
    margin: 0;
    cursor: pointer;
    border-radius: var(--pcu-ui-radius-panel);
    overflow: hidden;
    line-height: 0;
}

.pcu-intro-banner-picture:focus-visible {
    outline: 0.2rem solid var(--pcu-ui-accent);
    outline-offset: 0.4rem;
}

.pcu-intro-banner-picture img {
    display: block;
    width: 100%;
    height: 100%;
    max-width: 100%;
    max-height: 100%;
    object-fit: cover;
    image-rendering: pixelated;
    will-change: transform;
}

@media screen and (max-width: 600px) {
    .pcu-intro-banner-picture img {
        object-fit: none;
    }
}

.pcu-modal-body-main {
    display: flex;
    flex: 1;
    min-height: 0;
    min-width: 0;
    padding: 2rem;
    padding-right: 0;
    overflow: hidden;
    background-color: var(--pcu-ui-surface);
    z-index: 1;
}

/* Không có Alpine: ẩn intro, luôn hiện customizer */
html:not(.pcu-alpine) .pcu-intro-banner {
    display: none !important;
}

html:not(.pcu-alpine) .pcu-modal-body-main {
    display: flex !important;
}

.pcu-modal-canvas-col {
    flex: 1;
    min-width: 0;
    min-height: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: stretch;
    overflow: hidden;
}

.pcu-canvas-wrapper {
    flex: 1;
    width: 100%;
    min-height: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--pcu-ui-primary-10);
    border-radius: var(--pcu-ui-radius-panel);
}

.pcu-canvas-wrapper canvas {
    display: block;
    vertical-align: middle;
}

/* ── Tools column ─────────────────────────────────────────────────── */

.pcu-modal-tools-col {
    width: 40%;
    flex-shrink: 0;
    padding: 3rem 6rem;
    padding-bottom: 2.5rem;
    display: flex;
    flex-direction: column;
}

.pcu-modal-tools-col-inner {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    padding-right: 1rem;
}

.pcu-modal-tools-col-inner::-webkit-scrollbar {
    width: 0.3rem;
    border-radius: var(--pcu-ui-radius-pill);
}

.pcu-modal-tools-col-inner::-webkit-scrollbar-thumb {
    background: var(--pcu-ui-primary-20);
    border-radius: var(--pcu-ui-radius-pill);
}

.pcu-modal-tools-col-inner::-webkit-scrollbar-track {
    background: transparent;
    border-radius: var(--pcu-ui-radius-pill);
}

.pcu-modal-tools-col-header .pcu-modal-product-name {
    color: var(--pcu-ui-muted);
    font-size: 1.4rem;
    text-transform: uppercase;
    margin-bottom: 1.4rem;
    opacity: 0.7;
    font-family: "Gotham";
}

.pcu-modal-tools-col-header .pcu-modal-product-name:empty {
    display: none;
}

.pcu-modal-tools-col-header {
    margin-bottom: 2.5rem;
}

.pcu-modal-tools-col-header h3 {
    margin: 0;
    font-size: 3.4rem;
    color: var(--pcu-ui-primary);
}

.pcu-tool-label {
    display: block;
    font-size: 1.3rem;
    color: var(--pcu-ui-muted);
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.pcu-tool-hint {
    margin: 0.6rem 0 0;
    font-size: 1.1rem;
    line-height: 1.35;
    color: var(--pcu-ui-text-hint);
    font-weight: 400;
    text-transform: none;
    letter-spacing: 0;
    display: none;
}

.pcu-align-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    align-items: center;
}

.pcu-btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 4.4rem;
    height: 4.4rem;
    min-width: 4.4rem;
    padding: 0;
    border-radius: var(--pcu-ui-radius-control);
    background: var(--pcu-ui-accent-10);
    color: var(--pcu-ui-primary-80);
    border: 0.1rem solid var(--pcu-ui-neutral-10);
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, color 0.2s;
}

.pcu-btn-icon:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.pcu-btn-icon.pcu-btn-icon--danger {
    color: var(--pcu-ui-accent);
}

.pcu-delete-selected-wrap {
    display: inline-flex;
    align-items: center;
}

.pcu-align-icon {
    width: 2.4rem;
    height: 2.4rem;
    display: block;
}

.pcu-sr-only {
    position: absolute;
    width: 0.1rem;
    height: 0.1rem;
    padding: 0;
    margin: -0.1rem;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.pcu-tool-row {
    display: flex;
    gap: 0.8rem;
}

.pcu-text-counter {
    display: block;
    margin-top: 0.4rem;
    font-size: 1.2rem;
    line-height: 1.3;
    color: var(--pcu-ui-primary-55);
    font-variant-numeric: tabular-nums;
}

.pcu-text-counter-wrap {
    flex: 1;
    position: relative;
}

.pcu-text-counter {
    position: absolute;
    right: 1rem;
    margin: 0;
    bottom: 1.25rem;
}

.pcu-input {
    padding: 0.4rem 1.4rem;
    padding-left: 0;
    padding-bottom: 0.8rem;
    font-size: 1.6rem;
    outline: none;
    background-color: transparent;
    line-height: unset;
    border: 0;
    border-bottom: 0.1rem solid var(--pcu-ui-primary-15);
    transition: 0.3s ease all;
}

.pcu-input::placeholder {
    color: var(--pcu-ui-primary-50);
}

.pcu-input:focus {
    border-color: var(--pcu-ui-primary-100);
}

.pcu-select {
    width: 100%;
    padding: 1rem 1.4rem;
    border: 0.1rem solid var(--pcu-ui-border-select);
    border-radius: var(--pcu-ui-radius-control);
    font-size: 1.4rem;
    background: var(--pcu-ui-surface-white);
    cursor: pointer;
    outline: none;
}

.pcu-select:focus {
    border-color: var(--pcu-ui-accent);
}

/* ── Icon grid ────────────────────────────────────────────────────── */

.pcu-icon-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    transition: opacity 0.2s;
}

.pcu-icon-grid-item {
    aspect-ratio: 1;
    border: 1px solid var(--pcu-ui-neutral-20);
    border-radius: var(--pcu-ui-radius-control);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: 0.3s ease all;
    gap: 0.4rem;
    height: 6rem;
    width: 6rem;
    padding: 1.8rem;
}

.pcu-icon-grid-item:hover {
    border-color: var(--pcu-ui-accent);
    background: var(--pcu-ui-accent-10);
}

.pcu-icon-grid-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.pcu-icon-grid.pcu-icon-grid--at-limit .pcu-icon-grid-item {
    opacity: 0.45;
    pointer-events: none;
    cursor: not-allowed;
}

.pcu-icon-grid.pcu-icon-grid--at-limit .pcu-icon-grid-item:hover {
    border-color: var(--pcu-ui-neutral-20);
    background: transparent;
}

/* ── Font grid ────────────────────────────────────────────────────── */

.pcu-font-grid {
    display: flex;
    gap: 0.8rem;
    transition: opacity 0.2s;
    flex-wrap: wrap;
}

.pcu-font-grid.pcu-disabled {
    opacity: 0.4;
    pointer-events: none;
}

.pcu-font-grid-item {
    border: 0.1rem solid var(--pcu-ui-neutral-20);
    border-radius: var(--pcu-ui-radius-control);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: 0.3s ease all;
    gap: 0.4rem;
    height: 6rem;
    width: 6rem;
}

.pcu-font-grid-item:hover span {
    transition: 0.3s ease all;
}

.pcu-font-grid-item:hover,
.pcu-font-grid-item.active {
    border-color: var(--pcu-ui-accent);
    background: var(--pcu-ui-accent-10);
}

.pcu-font-grid-item:hover span,
.pcu-font-grid-item.active span {
    color: var(--pcu-ui-accent);
}

.pcu-font-grid-preview {
    font-size: 2rem;
    line-height: 1.1;
    color: var(--pcu-ui-primary-80);
}

.pcu-font-grid-name {
    font-size: 0.9rem;
    color: var(--pcu-ui-primary);
    text-align: center;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 100%;
    display: none;
}

/* ── Color swatches ───────────────────────────────────────────────── */

.pcu-color-swatches {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.pcu-color-swatch {
    width: 4rem;
    height: 4rem;
    border-radius: var(--pcu-ui-radius-pill);
    border: 0.5rem solid var(--pcu-ui-surface);
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: inset 0 0 0 0.1rem var(--pcu-ui-inset-shadow);
    margin-left: 0.6rem;
    outline: 0.2rem solid transparent;
    outline-offset: 0.2rem;
}

.pcu-color-swatch:hover {
    outline: 0.2rem solid var(--pcu-ui-swatch-outline);
    outline-offset: 0.2rem;
}

@media (max-width: 450px) {
    .pcu-color-swatch {
        width: 3rem;
        height: 3rem;
        border-width: 0.15rem;
    }

    .pcu-icon-grid-item {
        padding: 1.3rem;
    }
}

/* ── Modal footer ─────────────────────────────────────────────────── */

.pcu-modal-footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding-top: 2rem;
    gap: 1.5rem;
}

.pcu-pricing {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    font-size: 1.3rem;
    width: 100%;
    font-family: "Heading Now";
    color: var(--pcu-ui-muted);
    background-color: var(--pcu-ui-surface-pricing-60);
    padding: 2rem;
    border-radius: var(--pcu-ui-radius-panel);
}

.pcu-pricing .pcu-pricing-item--grand-total span {
    font-size: 1.6rem;
    color: var(--pcu-ui-accent);
}

.pcu-pricing-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.pcu-pricing-item--fee-subtotal {
    display: none !important;
}

.pcu-pricing-hint {
    display: none;
}

.pcu-pricing-hint {
    font-size: 1.05em;
    font-weight: 400;
    opacity: 0.85;
}

.pcu-pricing-item.pcu-pricing-item--grand-total {
    border-top: 0.1rem solid var(--pcu-ui-border-pricing);
    padding-top: 1rem;
    margin-top: 0.5rem;
}

.pcu-actions {
    display: flex;
    gap: 1.2rem;
    width: 100%;
}

.pcu-actions button {
    flex: 1;
}

/* ── Loading spinner ──────────────────────────────────────────────── */

.pcu-loading {
    position: absolute;
    inset: 0;
    background: var(--pcu-ui-surface-65);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    border-radius: var(--pcu-ui-radius-overlay);
}

.pcu-spinner {
    width: 4rem;
    height: 4rem;
    border: 0.3rem solid var(--pcu-ui-spinner-track);
    border-top-color: var(--pcu-ui-accent);
    border-radius: var(--pcu-ui-radius-full);
    animation: pcu-spin 0.7s linear infinite;
}

@keyframes pcu-spin {
    to {
        transform: rotate(360deg);
    }
}

/* ── Empty states ─────────────────────────────────────────────────── */

.pcu-empty {
    text-align: center;
    padding: 1.6rem;
    color: var(--pcu-ui-text-empty);
    font-size: 1.3rem;
}

/* ── Responsive ───────────────────────────────────────────────────── */

@media (max-width: 991px) {
    .pcu-modal-container {
        width: 100dvw;
        height: 100dvh;
        border-radius: var(--pcu-ui-radius-none);
    }

    .pcu-modal-body-main {
        flex-direction: column;
        padding-right: 2rem;
    }

    .pcu-intro-banner {
        padding: 1.5rem;
    }

    .pcu-modal-canvas-col {
        height: 45vh;
        min-height: 45vh;
        max-height: 45vh;
    }

    .pcu-modal-tools-col {
        width: 100%;
        padding: 3rem 1.5rem;
        border-left: none;
        padding-bottom: 1rem;
        max-height: unset;
        flex: 1;
        overflow-y: auto;
    }

    .pcu-modal-footer {
        flex-direction: column;
        gap: 1.2rem;
        padding-top: 1rem;
    }

    .pcu-pricing {
        flex-wrap: wrap;
        justify-content: center;
        padding: 1.5rem;
    }
}

@media (max-width: 450px) {
    .pcu-actions {
        gap: 0.8rem;
    }

    .pcu-actions .brxe-button {
        padding-top: 1rem;
        padding-bottom: 1rem;
    }

    .pcu-modal-tools-col {
        padding: 2rem 0 0rem;
    }

    .pcu-modal-tools-col-header .pcu-modal-product-name {
        font-size: 1.2rem;
        margin-bottom: 0.8rem;
    }

    .pcu-modal-tools-col-header h3 {
        font-size: 2rem;
    }

    .pcu-pricing {
        font-size: 0.9rem;
        gap: 0.3rem;
        padding: 1rem 1.5rem;
    }

    .pcu-pricing .pcu-pricing-item--grand-total span {
        font-size: 1.3rem;
        color: var(--pcu-ui-accent);
    }

    .pcu-pricing-item.pcu-pricing-item--grand-total {
        padding-top: 0.75rem;
        margin-top: 0.25rem;
    }

    .pcu-tool-label {
        margin-bottom: 0.5rem;
        font-size: 1.15rem;
    }

    .pcu-btn-sm {
        font-size: 1.15rem;
        height: 3.4rem;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .pcu-tool-row {
        align-items: flex-end;
    }

    .pcu-modal-tools-col-header {
        margin-bottom: 1.25rem;
    }

    .pcu-modal-tools-col-inner {
        gap: 1.25rem;
    }

    .pcu-font-grid-item {
        height: 4.5rem;
        width: 4.5rem;
    }

    .pcu-font-grid-preview {
        font-size: 1.6rem;
    }

    .pcu-icon-grid-item {
        height: 4.5rem;
        width: 4.5rem;
    }

    .pcu-pricing-item.pcu-pricing-item--grand-total {
        display: none;
    }
}