/* ==========================================================
   techOdec Responsive Product Configurator
   Desktop + Tablet + Mobile Stepper
   ========================================================== */

.configurator {
    position: relative;
    background: var(--color-background);
}

.configurator__header {
    max-width: 760px;
    margin: 0 auto var(--space-2xl);
    text-align: center;
}

.configurator__eyebrow {
    display: inline-block;
    margin-bottom: var(--space-sm);
    color: var(--color-primary);
    font-size: .82rem;
    font-weight: var(--fw-bold);
    letter-spacing: .18em;
    text-transform: uppercase;
}

.configurator__title {
    margin-bottom: var(--space-md);
}

.configurator__intro {
    max-width: 660px;
    margin-inline: auto;
    color: var(--color-text-light);
    font-size: 1.1rem;
}

.configurator-layout {
    display: grid;
    grid-template-columns:
        minmax(0, 1.38fr)
        minmax(350px, .62fr);
    align-items: start;
    gap: var(--space-xl);
}

.configurator__form {
    grid-column: 1;
    grid-row: 1;
    min-width: 0;
    overflow: hidden;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, .72);
    box-shadow: var(--shadow-md);
}

.configurator-preview-panel {
    position: sticky;
    z-index: 20;
    top:
        calc(
            var(--header-height, 84px)
            + 18px
        );
    grid-column: 2;
    grid-row: 1;
    min-width: 0;
}

.configurator-stepper {
    display: none;
}

/* ----------------------------------------------------------
   Configuration groups
---------------------------------------------------------- */

.configurator-group {
    min-width: 0;
    margin: 0;
    padding: clamp(2rem, 3vw, 3rem);
    border: 0;
}

.configurator-group + .configurator-group {
    border-top: 1px solid var(--color-border);
}

.configurator-group__heading-row {
    display: grid;
    grid-template-columns:
        48px
        auto
        minmax(30px, 1fr);
    align-items: center;
    gap: 1rem;
    width: 100%;
    margin-bottom: .8rem;
}

.configurator-group__number {
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--color-primary);
    color: #fff;
    font-size: .76rem;
    font-weight: var(--fw-bold);
    line-height: 1;
}

.configurator-group__title {
    margin: 0;
    color: var(--color-text);
    font-family: var(--font-heading);
    font-size: clamp(1.45rem, 2.2vw, 2rem);
    font-weight: var(--fw-bold);
    letter-spacing: -.025em;
    line-height: 1.1;
    white-space: nowrap;
}

.configurator-group__line {
    display: block;
    width: 100%;
    height: 1px;
    background: var(--color-border);
}

.configurator-group__meta {
    max-width: 48rem;
    margin: 0 0 var(--space-lg) 64px;
    color: var(--color-text-light);
    font-size: .95rem;
    line-height: 1.65;
}

.configurator-step-actions {
    display: none;
}

/* ----------------------------------------------------------
   Review
---------------------------------------------------------- */

.configurator-review__header {
    display: none;
}

.configurator-review__back {
    display: none;
}

/* ----------------------------------------------------------
   Form footer
---------------------------------------------------------- */

.configurator__footer {
    display: grid;
    grid-template-columns:
        minmax(0, 1fr)
        auto;
    align-items: center;
    gap: var(--space-xl);
    padding: var(--space-lg) var(--space-xl);
    border-top: 1px solid var(--color-border);
    background: var(--color-surface);
}

.configurator__selection-heading,
.configurator__summary-label {
    display: block;
    margin-bottom: 7px;
    color: var(--color-text-light);
    font-size: .78rem;
    font-weight: var(--fw-bold);
    letter-spacing: .1em;
    text-transform: uppercase;
}

.configurator__selection-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 22px;
    color: var(--color-text-light);
    font-size: .92rem;
}

.configurator__selection-list strong {
    color: var(--color-text);
}

.configurator__purchase {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-lg);
}

.configurator__summary {
    min-width: 150px;
    text-align: right;
}

.configurator__price {
    display: block;
    color: var(--color-text);
    font-family: var(--font-heading);
    font-size: 2rem;
    line-height: 1.2;
}

.configurator__status {
    min-height: 25px;
    margin: 0;
    padding: 10px var(--space-xl);
    background: var(--color-surface);
    color: var(--color-primary);
    font-size: .88rem;
    font-weight: var(--fw-semibold);
    text-align: right;
}

/* ----------------------------------------------------------
   Preview
---------------------------------------------------------- */

.configurator-preview {
    overflow: hidden;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-surface);
    box-shadow: var(--shadow-md);
}

.configurator-preview__stage {
    position: relative;
    isolation: isolate;
    aspect-ratio: 4 / 3;
    max-height: 420px;
    overflow: hidden;
    background:
        radial-gradient(
            circle at 50% 42%,
            rgba(255, 255, 255, .98),
            rgba(232, 226, 216, .64)
        );
}

.configurator-preview__layer {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 1;
    transform: scale(1);
    transition:
        opacity .22s ease,
        transform .28s ease;
}

.configurator-preview__layer.is-changing {
    opacity: .18;
    transform: scale(.99);
}

.configurator-preview__layer--base {
    z-index: 1;
}

.configurator-preview__layer--frame {
    z-index: 2;
}

.configurator-preview__layer--rope {
    z-index: 3;
}

.configurator-preview__layer--planter {
    z-index: 4;
}

.configurator-preview__fallback {
    display: grid;
    place-items: center;
    width: 100%;
    height: 100%;
    color: var(--color-text-light);
    font-size: .8rem;
}

.configurator-preview__loader {
    position: absolute;
    z-index: 10;
    top: 50%;
    left: 50%;
    width: 34px;
    height: 34px;
    margin: -17px 0 0 -17px;
    border: 3px solid rgba(0, 0, 0, .1);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    opacity: 0;
    animation: configuratorSpin .8s linear infinite;
    pointer-events: none;
}

.configurator-preview.is-loading
.configurator-preview__loader {
    opacity: 1;
}

.configurator-preview__details {
    padding: 1.25rem 1.4rem 1.35rem;
    border-top: 1px solid var(--color-border);
}

.configurator-preview__eyebrow {
    display: block;
    margin-bottom: .35rem;
    color: var(--color-primary);
    font-size: .68rem;
    font-weight: var(--fw-bold);
    letter-spacing: .14em;
    text-transform: uppercase;
}

.configurator-preview__title {
    margin: 0 0 .9rem;
    font-size: 1.3rem;
    line-height: 1.15;
}

.configurator-preview__compact-selection {
    display: none;
}

.configurator-preview__selection {
    display: grid;
    gap: .38rem;
    margin-bottom: .9rem;
    color: var(--color-text-light);
    font-size: .84rem;
}

.configurator-preview__selection span {
    display: flex;
    justify-content: space-between;
    gap: 20px;
}

.configurator-preview__selection strong {
    color: var(--color-text);
}

.configurator-preview__price {
    display: block;
    padding-top: .8rem;
    border-top: 1px solid var(--color-border);
    color: var(--color-text);
    font-family: var(--font-heading);
    font-size: 1.7rem;
    letter-spacing: -.025em;
    line-height: 1;
}

@keyframes configuratorSpin {
    to {
        transform: rotate(360deg);
    }
}

/* ----------------------------------------------------------
   Tablet
---------------------------------------------------------- */

@media
    (min-width: 761px)
    and (max-width: 1100px) {

    .configurator-layout {
        grid-template-columns:
            minmax(0, 1.55fr)
            minmax(280px, .95fr);
        gap: 1.25rem;
    }

    .configurator-group {
        padding: 1.75rem;
    }

    .option-card-grid {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }

    .configurator-preview-panel {
        top:
            calc(
                var(--header-height, 76px)
                + 14px
            );
    }

    .configurator-preview__stage {
        aspect-ratio: 1;
        max-height: 340px;
    }

    .configurator-preview__details {
        padding: 1.1rem 1.2rem 1.2rem;
    }

    .configurator-preview__title {
        font-size: 1.18rem;
    }

    .configurator-preview__price {
        font-size: 1.5rem;
    }

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

    .configurator__purchase {
        justify-content: space-between;
    }

    .configurator__summary {
        text-align: left;
    }
}

/* ==========================================================
   Mobile app-style configurator
   ========================================================== */

@media (max-width: 760px) {
    .configurator {
        /*
         * Sticky preview and sticky site header work more reliably
         * when no ancestor clips vertical overflow.
         */
        overflow: visible;
    }

    .configurator-layout {
        display: grid;
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .configurator-preview-panel {
        position: sticky;
        z-index: 35;
        top:
            calc(
                var(--header-height, 70px)
                + 8px
            );
        grid-column: 1;
        grid-row: 1;
        width: 100%;
    }

    .configurator__form {
        grid-column: 1;
        grid-row: 2;
        overflow: visible;
        border-radius: 24px;
    }

    /* ------------------------------------------------------
       Compact sticky preview
    ------------------------------------------------------ */

    .configurator-preview {
        display: grid;
        grid-template-columns:
            106px
            minmax(0, 1fr);
        min-height: 106px;
        overflow: hidden;
        border-radius: 20px;
        background: rgba(255, 255, 255, .94);
        box-shadow:
            0 14px 38px
            rgba(35, 30, 24, .15);
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
    }

    .configurator-preview__stage {
        width: 106px;
        height: 106px;
        max-height: none;
        aspect-ratio: 1;
        border-right: 1px solid var(--color-border);
    }

    .configurator-preview__details {
        display: grid;
        grid-template-columns:
            minmax(0, 1fr)
            auto;
        align-content: center;
        gap: .22rem .75rem;
        min-width: 0;
        padding: .7rem .85rem;
        border-top: 0;
    }

    .configurator-preview__eyebrow {
        grid-column: 1;
        margin: 0;
        font-size: .58rem;
    }

    .configurator-preview__title {
        grid-column: 1;
        margin: 0;
        overflow: hidden;
        font-size: .98rem;
        line-height: 1.15;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .configurator-preview__compact-selection {
        display: flex;
        grid-column: 1;
        align-items: center;
        min-width: 0;
        gap: .26rem;
        overflow: hidden;
        color: var(--color-text-light);
        font-size: .68rem;
        line-height: 1.25;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .configurator-preview__compact-selection span {
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .configurator-preview__selection {
        display: none;
    }

    .configurator-preview__price {
        grid-column: 2;
        grid-row: 1 / span 3;
        align-self: center;
        padding: 0;
        border: 0;
        font-size: 1.05rem;
        white-space: nowrap;
    }

    /* ------------------------------------------------------
       Step progress
    ------------------------------------------------------ */

    .configurator-stepper {
        display: block;
        padding: 1rem 1rem .8rem;
        border-bottom: 1px solid var(--color-border);
        background: var(--color-surface);
    }

    .configurator-stepper__buttons {
        display: grid;
        grid-template-columns:
            repeat(4, minmax(0, 1fr));
        gap: .3rem;
    }

    .configurator-stepper__button {
        display: grid;
        justify-items: center;
        gap: .28rem;
        min-width: 0;
        padding: .35rem .15rem;
        border: 0;
        background: transparent;
        color: var(--color-text-light);
        font: inherit;
        cursor: pointer;
    }

    .configurator-stepper__button span {
        display: grid;
        place-items: center;
        width: 28px;
        height: 28px;
        border: 1px solid var(--color-border);
        border-radius: 50%;
        background: var(--color-background);
        font-size: .62rem;
        font-weight: var(--fw-bold);
        transition:
            color .2s ease,
            border-color .2s ease,
            background-color .2s ease;
    }

    .configurator-stepper__button strong {
        width: 100%;
        overflow: hidden;
        font-size: .62rem;
        font-weight: var(--fw-semibold);
        line-height: 1.2;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .configurator-stepper__button.is-active {
        color: var(--color-text);
    }

    .configurator-stepper__button.is-active span {
        border-color: var(--color-primary);
        background: var(--color-primary);
        color: #fff;
    }

    .configurator-stepper__button.is-complete span {
        border-color: rgba(181, 138, 96, .35);
        background: rgba(181, 138, 96, .13);
        color: var(--color-primary);
    }

    .configurator-stepper__button.is-complete
    span::after {
        content: "✓";
    }

    .configurator-stepper__button.is-complete
    span {
        font-size: 0;
    }

    .configurator-stepper__button.is-complete
    span::after {
        font-size: .72rem;
    }

    .configurator-stepper__button.is-active.is-complete
    span {
        background: var(--color-primary);
        color: #fff;
    }

    .configurator-stepper__track {
        height: 3px;
        margin: .7rem .6rem 0;
        overflow: hidden;
        border-radius: 999px;
        background: rgba(45, 45, 45, .09);
    }

    .configurator-stepper__track span {
        display: block;
        width: 0;
        height: 100%;
        border-radius: inherit;
        background: var(--color-primary);
        transition: width .3s ease;
    }

    /* ------------------------------------------------------
       One visible step at a time
    ------------------------------------------------------ */

    .configurator-steps {
        position: relative;
    }

    .configurator-group,
    .configurator__footer {
        scroll-margin-top:
            calc(
                var(--header-height, 70px)
                + 132px
            );
    }

    .configurator-group {
        padding: 1.35rem 1rem 1.15rem;
        border-top: 0;
    }

    .configurator-group + .configurator-group {
        border-top: 0;
    }

    .configurator-group[hidden],
    .configurator__footer[hidden] {
        display: none !important;
    }

    .configurator-group__heading-row {
        grid-template-columns:
            40px
            auto
            minmax(18px, 1fr);
        gap: .7rem;
    }

    .configurator-group__number {
        width: 40px;
        height: 40px;
    }

    .configurator-group__title {
        font-size: 1.35rem;
        white-space: normal;
    }

    .configurator-group__meta {
        margin: 0 0 1.25rem;
        font-size: .88rem;
        line-height: 1.55;
    }

    /* ------------------------------------------------------
       Swipeable planter options
    ------------------------------------------------------ */

    .option-card-grid {
        display: grid;
        grid-template-columns: none;
        grid-auto-flow: column;
        grid-auto-columns:
            minmax(76%, 1fr);
        gap: .9rem;
        width: 100%;
        padding: .15rem .1rem .8rem;
        overflow-x: auto;
        overflow-y: visible;
        scroll-snap-type: inline mandatory;
        overscroll-behavior-inline: contain;
        scrollbar-width: none;
        -webkit-overflow-scrolling: touch;
    }

    .option-card-grid::-webkit-scrollbar {
        display: none;
    }

    .option-card-grid > * {
        min-width: 0;
        scroll-snap-align: start;
    }

    /* ------------------------------------------------------
       Touch-friendly finish options
    ------------------------------------------------------ */

    .product-swatch-grid {
        display: grid;
        grid-template-columns: none;
        grid-auto-flow: column;
        grid-auto-columns:
            minmax(84%, 1fr);
        gap: .8rem;
        width: 100%;
        padding: .1rem .1rem .75rem;
        overflow-x: auto;
        overflow-y: visible;
        scroll-snap-type: inline mandatory;
        overscroll-behavior-inline: contain;
        scrollbar-width: none;
        -webkit-overflow-scrolling: touch;
    }

    .product-swatch-grid::-webkit-scrollbar {
        display: none;
    }

    .product-swatch-grid > * {
        min-width: 0;
        scroll-snap-align: start;
    }

    /* ------------------------------------------------------
       Step navigation
    ------------------------------------------------------ */

    .configurator-step-actions {
        display: grid;
        grid-template-columns:
            auto
            minmax(0, 1fr);
        gap: .75rem;
        margin-top: 1.25rem;
        padding-top: 1.15rem;
        border-top: 1px solid var(--color-border);
    }

    .configurator-step-actions:has(
        > .configurator-step-actions__next:only-child
    ) {
        grid-template-columns: 1fr;
    }

    .configurator-step-actions .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: .55rem;
        width: 100%;
        margin: 0;
        white-space: nowrap;
    }

    /* ------------------------------------------------------
       Mobile review step
    ------------------------------------------------------ */

    .configurator__footer {
        display: grid;
        grid-template-columns: 1fr;
        gap: 1.35rem;
        padding: 1.4rem 1rem;
        border-top: 0;
    }

    .configurator-review__header {
        display: block;
    }

    .configurator-review__eyebrow {
        display: inline-block;
        margin-bottom: .45rem;
        color: var(--color-primary);
        font-size: .68rem;
        font-weight: var(--fw-bold);
        letter-spacing: .15em;
        text-transform: uppercase;
    }

    .configurator-review__header h3 {
        margin: 0;
        font-size: 1.65rem;
        letter-spacing: -.03em;
    }

    .configurator__selection {
        padding: 1rem;
        border: 1px solid var(--color-border);
        border-radius: 18px;
        background: var(--color-background);
    }

    .configurator__selection-list {
        display: grid;
        gap: .7rem;
    }

    .configurator__selection-list > span {
        display: flex;
        justify-content: space-between;
        gap: 1rem;
    }

    .configurator__purchase {
        display: grid;
        grid-template-columns: 1fr;
        gap: 1rem;
        width: 100%;
    }

    .configurator__summary {
        width: 100%;
        min-width: 0;
        text-align: left;
    }

    .configurator__price {
        font-size: 2.35rem;
    }

    .configurator__purchase .btn {
        display: flex;
        justify-content: center;
        width: 100%;
        max-width: none;
        margin: 0;
    }

    .configurator-review__back {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: .5rem;
        width: 100%;
        min-height: 44px;
        padding: .7rem 1rem;
        border: 0;
        background: transparent;
        color: var(--color-text-light);
        font: inherit;
        font-size: .82rem;
        font-weight: var(--fw-semibold);
        cursor: pointer;
    }

    .configurator__status {
        padding-inline: 1rem;
        text-align: center;
    }
}

@media (max-width: 420px) {
    .configurator-preview {
        grid-template-columns:
            92px
            minmax(0, 1fr);
        min-height: 92px;
    }

    .configurator-preview__stage {
        width: 92px;
        height: 92px;
    }

    .configurator-preview__details {
        padding: .62rem .72rem;
    }

    .configurator-preview__title {
        font-size: .9rem;
    }

    .configurator-preview__compact-selection {
        font-size: .62rem;
    }

    .configurator-preview__price {
        font-size: .92rem;
    }

    .option-card-grid {
        grid-auto-columns:
            minmax(84%, 1fr);
    }

    .product-swatch-grid {
        grid-auto-columns:
            minmax(90%, 1fr);
    }

    .configurator-step-actions {
        grid-template-columns: 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    .configurator-preview__layer,
    .configurator-stepper__track span,
    .configurator-stepper__button span {
        transition: none;
    }
}