/**
 * DTF Gang Sheet Builder — Front-end Styles
 *
 * Scoped under .dtf-builder so nothing leaks into the rest of the theme.
 * CSS custom properties are declared on the root container so colors and
 * spacing can be tuned in one place.
 */

.dtf-builder {
    --dtf-bg: #ffffff;
    --dtf-surface: #f7f8fa;
    --dtf-border: #e3e6ea;
    --dtf-border-strong: #cdd2d8;
    --dtf-text: #1d2327;
    --dtf-muted: #646970;
    --dtf-accent: #2563eb;
    --dtf-accent-soft: #eff4ff;
    --dtf-success: #16a34a;
    --dtf-radius: 12px;
    --dtf-radius-sm: 8px;
    --dtf-gap: 24px;

    box-sizing: border-box;
    color: var(--dtf-text);
    font-size: 15px;
    line-height: 1.5;
}

.dtf-builder *,
.dtf-builder *::before,
.dtf-builder *::after {
    box-sizing: border-box;
}

.dtf-builder__inner {
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: var(--dtf-gap);
    align-items: start;
}

/* =============================================================================
   LEFT — PRINTER BED
   ============================================================================= */

.dtf-bed {
    background: var(--dtf-bg);
    border: 1px solid var(--dtf-border);
    border-radius: var(--dtf-radius);
    overflow: hidden;
    position: sticky;
    top: 24px;
}

.dtf-bed__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--dtf-border);
}

.dtf-bed__title {
    font-size: 15px;
    font-weight: 600;
    margin: 0;
}

.dtf-bed__spec {
    font-size: 12px;
    font-weight: 500;
    color: var(--dtf-accent);
    background: var(--dtf-accent-soft);
    padding: 4px 10px;
    border-radius: 20px;
}

.dtf-bed__stage {
    padding: 20px;
    background:
            repeating-linear-gradient(0deg, transparent, transparent 23px, #eef0f3 23px, #eef0f3 24px),
            var(--dtf-surface);
}

.dtf-bed__surface {
    position: relative;
    width: 100%;
    min-height: 480px;
    background: #fff;
    border: 1px solid var(--dtf-border-strong);
    border-radius: var(--dtf-radius-sm);
    box-shadow: inset 0 0 0 1px rgba(0,0,0,0.01);
    display: flex;
    align-items: center;
    justify-content: center;
}

.dtf-bed__empty {
    text-align: center;
    color: var(--dtf-muted);
    padding: 40px;
}

.dtf-bed__empty-icon {
    display: block;
    font-size: 40px;
    opacity: 0.4;
    margin-bottom: 8px;
}

.dtf-bed__empty p {
    margin: 0;
    font-size: 14px;
}

.dtf-bed__foot {
    display: flex;
    border-top: 1px solid var(--dtf-border);
}

.dtf-bed__stat {
    flex: 1;
    padding: 14px 20px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.dtf-bed__stat + .dtf-bed__stat {
    border-left: 1px solid var(--dtf-border);
}

.dtf-bed__stat-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--dtf-muted);
}

.dtf-bed__stat-value {
    font-size: 20px;
    font-weight: 700;
}

/* =============================================================================
   RIGHT — CONFIGURATION
   ============================================================================= */

.dtf-config__head {
    margin-bottom: 20px;
}

.dtf-config__title {
    font-size: 24px;
    font-weight: 700;
    margin: 0 0 6px;
    line-height: 1.2;
}

.dtf-config__sub {
    margin: 0;
    color: var(--dtf-muted);
    font-size: 14px;
}

/* Upload dropzone */
.dtf-upload {
    border: 2px dashed var(--dtf-border-strong);
    border-radius: var(--dtf-radius);
    padding: 28px 24px;
    text-align: center;
    background: var(--dtf-surface);
    transition: border-color 0.15s ease, background 0.15s ease;
    cursor: pointer;
    margin-bottom: 20px;
}

.dtf-upload:hover,
.dtf-upload.is-dragover {
    border-color: var(--dtf-accent);
    background: var(--dtf-accent-soft);
}

.dtf-upload__icon {
    font-size: 28px;
    color: var(--dtf-accent);
    margin-bottom: 8px;
}

.dtf-upload__text {
    margin: 0 0 4px;
    font-size: 14px;
}

.dtf-upload__hint {
    margin: 0 0 14px;
    font-size: 12px;
    color: var(--dtf-muted);
    line-height: 1.5;
}

.dtf-upload__btn {
    background: var(--dtf-accent);
    color: #fff;
    border: none;
    padding: 9px 18px;
    border-radius: var(--dtf-radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s ease;
}

.dtf-upload__btn:hover {
    background: #1d4ed8;
}

/* File blocks */
.dtf-files {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 14px;
}

.dtf-file {
    display: flex;
    gap: 14px;
    background: var(--dtf-bg);
    border: 1px solid var(--dtf-border);
    border-radius: var(--dtf-radius);
    padding: 14px;
}

.dtf-file__thumb {
    flex: 0 0 64px;
    width: 64px;
    height: 64px;
    border-radius: var(--dtf-radius-sm);
    background:
            repeating-conic-gradient(#eef0f3 0% 25%, #ffffff 0% 50%) 0 / 16px 16px;
    border: 1px solid var(--dtf-border);
}

.dtf-file__body {
    flex: 1;
    min-width: 0;
}

.dtf-file__namerow {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
    gap: 8px;
}

.dtf-file__name {
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dtf-file__remove {
    flex: 0 0 auto;
    background: none;
    border: none;
    color: var(--dtf-muted);
    font-size: 20px;
    line-height: 1;
    cursor: pointer;
    padding: 0 4px;
    border-radius: 4px;
}

.dtf-file__remove:hover {
    color: #dc2626;
    background: #fef2f2;
}

.dtf-file__fields {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 8px;
    margin-bottom: 8px;
}

.dtf-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.dtf-field__label {
    font-size: 11px;
    font-weight: 600;
    color: var(--dtf-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.dtf-field__input {
    width: 100%;
    padding: 7px 9px;
    border: 1px solid var(--dtf-border-strong);
    border-radius: 6px;
    font-size: 14px;
    color: var(--dtf-text);
}

.dtf-field__input:focus {
    outline: none;
    border-color: var(--dtf-accent);
    box-shadow: 0 0 0 3px var(--dtf-accent-soft);
}

.dtf-file__detected {
    margin: 0;
    font-size: 11px;
    color: var(--dtf-muted);
}

/* Add another file */
.dtf-addfile {
    width: 100%;
    background: none;
    border: 1px dashed var(--dtf-border-strong);
    border-radius: var(--dtf-radius-sm);
    padding: 11px;
    font-size: 14px;
    font-weight: 600;
    color: var(--dtf-accent);
    cursor: pointer;
    transition: all 0.15s ease;
    margin-bottom: 20px;
}

.dtf-addfile:hover {
    background: var(--dtf-accent-soft);
    border-color: var(--dtf-accent);
}

/* Pricing summary */
.dtf-summary {
    background: var(--dtf-surface);
    border: 1px solid var(--dtf-border);
    border-radius: var(--dtf-radius);
    padding: 18px 20px;
    margin-bottom: 16px;
}

.dtf-summary__row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 5px 0;
    font-size: 14px;
}

.dtf-summary__label {
    color: var(--dtf-muted);
}

.dtf-summary__value {
    font-weight: 600;
}

.dtf-summary__row--total {
    border-top: 1px solid var(--dtf-border-strong);
    margin-top: 8px;
    padding-top: 12px;
    font-size: 16px;
}

.dtf-summary__row--total .dtf-summary__value {
    color: var(--dtf-success);
    font-size: 20px;
    font-weight: 700;
}

.dtf-summary__note {
    margin: 12px 0 0;
    font-size: 12px;
    color: var(--dtf-muted);
    line-height: 1.5;
}

/* Checkout button */
.dtf-checkout-btn {
    width: 100%;
    background: var(--dtf-success);
    color: #fff;
    border: none;
    padding: 15px;
    border-radius: var(--dtf-radius-sm);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.15s ease, opacity 0.15s ease;
}

.dtf-checkout-btn:hover:not(:disabled) {
    background: #15803d;
}

.dtf-checkout-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* =============================================================================
   RESPONSIVE — stack columns on narrow screens
   ============================================================================= */

@media (max-width: 900px) {
    .dtf-builder__inner {
        grid-template-columns: 1fr;
    }

    .dtf-bed {
        position: static;
        order: 2; /* show config first, bed below, on mobile */
    }

    .dtf-config {
        order: 1;
    }
}

/* =============================================================================
   STEP 4 ADDITIONS — canvas, thumbnails, errors
   ============================================================================= */

.dtf-bed__surface.has-canvas {
    display: block;
    align-items: initial;
    justify-content: initial;
    overflow: auto;
    padding: 0;
}

.dtf-canvas {
    display: block;
    width: 100%;
}

.dtf-file__thumb {
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.dtf-file__thumb-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.dtf-error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #b91c1c;
    font-size: 13px;
    padding: 10px 14px;
    border-radius: var(--dtf-radius-sm);
    margin-bottom: 16px;
}

/* =============================================================================
   STEP 4b — pricing bar + aspect lock
   ============================================================================= */

.dtf-pricing-bar {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    background: var(--dtf-bg);
    border: 1px solid var(--dtf-border);
    border-radius: var(--dtf-radius);
    padding: 12px 18px;
    margin-bottom: var(--dtf-gap);
}
.dtf-pricing-bar__title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--dtf-muted);
}
.dtf-pricing-bar__tiers { display: flex; flex-wrap: wrap; gap: 8px; }
.dtf-pricing-pill {
    display: inline-flex;
    align-items: baseline;
    gap: 6px;
    background: var(--dtf-accent-soft);
    border: 1px solid #c5d9f2;
    border-radius: 20px;
    padding: 4px 12px;
}
.dtf-pricing-pill__range { font-size: 12px; font-weight: 600; color: var(--dtf-text); }
.dtf-pricing-pill__price { font-size: 12px; font-weight: 700; color: var(--dtf-accent); }

/* Override the fields grid to make room for the lock toggle */
.dtf-file__fields {
    grid-template-columns: 1fr auto 1fr 1fr;
    align-items: end;
}
.dtf-lock-wrap { display: flex; align-items: flex-end; }
.dtf-lock {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--dtf-border-strong);
    border-radius: 6px;
    background: #fff;
    color: var(--dtf-muted);
    cursor: pointer;
    transition: all 0.15s ease;
}
.dtf-lock:hover { color: var(--dtf-text); }
.dtf-lock.is-locked {
    color: var(--dtf-accent);
    border-color: var(--dtf-accent);
    background: var(--dtf-accent-soft);
}

/* =============================================================================
   STEP 4c — rotation, overflow blocking, canvas height cap
   ============================================================================= */

.dtf-bed__surface.has-canvas { max-height: 640px; }

.dtf-file__tools { display: flex; align-items: center; gap: 4px; }

.dtf-rotate {
    width: 28px; height: 28px;
    display: inline-flex; align-items: center; justify-content: center;
    border: 1px solid var(--dtf-border-strong);
    border-radius: 6px; background: #fff; color: var(--dtf-muted); cursor: pointer;
    transition: all 0.15s ease;
}
.dtf-rotate:hover { color: var(--dtf-accent); border-color: var(--dtf-accent); }
.dtf-rotate.is-active { color: var(--dtf-accent); border-color: var(--dtf-accent); background: var(--dtf-accent-soft); }

.dtf-file.is-invalid {
    border-color: #dc2626;
    box-shadow: 0 0 0 1px #dc2626;
}
.dtf-file__warn {
    margin: 6px 0 0;
    font-size: 11px;
    color: #b91c1c;
    font-weight: 500;
}

.dtf-warning {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #b91c1c;
    font-size: 13px;
    padding: 10px 14px;
    border-radius: var(--dtf-radius-sm);
    margin-bottom: 12px;
}

/* =============================================================================
   AUTH MODAL
   ============================================================================= */
.dtf-modal[hidden] { display: none; }
.dtf-modal {
    position: fixed; inset: 0; z-index: 99999;
    display: flex; align-items: center; justify-content: center; padding: 20px;
}
.dtf-modal__overlay { position: absolute; inset: 0; background: rgba(15, 23, 42, 0.55); }
.dtf-modal__dialog {
    position: relative; width: 100%; max-width: 420px;
    background: #fff; border-radius: var(--dtf-radius); padding: 28px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.25);
}
.dtf-modal__x {
    position: absolute; top: 14px; right: 16px;
    background: none; border: none; font-size: 24px; line-height: 1;
    color: var(--dtf-muted); cursor: pointer;
}
.dtf-modal__title { margin: 0 0 4px; font-size: 20px; font-weight: 700; }
.dtf-modal__sub { margin: 0 0 20px; font-size: 14px; color: var(--dtf-muted); }

.dtf-tabs { display: flex; gap: 4px; background: var(--dtf-surface); padding: 4px; border-radius: var(--dtf-radius-sm); margin-bottom: 18px; }
.dtf-tab {
    flex: 1; padding: 9px; border: none; background: none; cursor: pointer;
    font-size: 14px; font-weight: 600; color: var(--dtf-muted);
    border-radius: 6px; transition: all 0.15s ease;
}
.dtf-tab.is-active { background: #fff; color: var(--dtf-text); box-shadow: 0 1px 3px rgba(0,0,0,0.08); }

.dtf-modal__field { display: block; margin-bottom: 14px; }
.dtf-modal__field > span { display: block; font-size: 12px; font-weight: 600; color: var(--dtf-muted); margin-bottom: 5px; }
.dtf-modal__field input {
    width: 100%; padding: 10px 12px; font-size: 14px;
    border: 1px solid var(--dtf-border-strong); border-radius: var(--dtf-radius-sm);
}
.dtf-modal__field input:focus { outline: none; border-color: var(--dtf-accent); box-shadow: 0 0 0 3px var(--dtf-accent-soft); }
.dtf-modal__field small { display: block; margin-top: 4px; font-size: 11px; color: var(--dtf-muted); }

.dtf-modal__submit {
    width: 100%; margin-top: 6px; padding: 13px;
    background: var(--dtf-accent); color: #fff; border: none;
    border-radius: var(--dtf-radius-sm); font-size: 15px; font-weight: 700; cursor: pointer;
}
.dtf-modal__submit:hover:not(:disabled) { background: #1d4ed8; }
.dtf-modal__submit:disabled { opacity: 0.6; cursor: not-allowed; }

.dtf-modal__error {
    background: #fef2f2; border: 1px solid #fecaca; color: #b91c1c;
    font-size: 13px; padding: 9px 12px; border-radius: var(--dtf-radius-sm); margin-bottom: 16px;
}

/* =============================================================================
   CHECKOUT MODAL
   ============================================================================= */
.dtf-modal__dialog--wide { max-width: 560px; max-height: 90vh; overflow-y: auto; }

.dtf-co__heading {
    font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em;
    color: var(--dtf-muted); margin: 22px 0 12px; padding-top: 16px;
    border-top: 1px solid var(--dtf-border);
}
.dtf-co__heading:first-of-type { border-top: none; padding-top: 0; margin-top: 8px; }

.dtf-co__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.dtf-co__radios { display: flex; gap: 20px; margin-bottom: 8px; }
.dtf-co__radio, .dtf-co__check { display: flex; align-items: center; gap: 8px; font-size: 14px; cursor: pointer; }
.dtf-co__radio input, .dtf-co__check input { width: auto; }

.dtf-co__invoice, .dtf-co__shipping { margin-top: 12px; }

.dtf-co__notice {
    background: #fcf8e3; border: 1px solid #faebcc; color: #8a6d3b;
    font-size: 13px; padding: 10px 14px; border-radius: var(--dtf-radius-sm); margin: 16px 0;
}
.dtf-co__payment {
    background: var(--dtf-surface); border: 1px solid var(--dtf-border);
    font-size: 13px; padding: 10px 14px; border-radius: var(--dtf-radius-sm); margin-bottom: 16px;
}

/* =============================================================================
   FULL-PAGE CHECKOUT
   ============================================================================= */
.dtf-checkout[hidden] { display: none; }
.dtf-checkout { max-width: 1100px; margin: 0 auto; padding: 8px 0 40px; }

.dtf-checkout__back {
    display: inline-flex; align-items: center; gap: 8px;
    background: none; border: none; cursor: pointer;
    font-size: 14px; font-weight: 600; color: var(--dtf-muted);
    padding: 8px 0; margin-bottom: 18px;
}
.dtf-checkout__back:hover { color: var(--dtf-text); }

.dtf-checkout__error {
    background: #fef2f2; border: 1px solid #fecaca; color: #b91c1c;
    font-size: 14px; padding: 11px 14px; border-radius: var(--dtf-radius-sm); margin-bottom: 18px;
}

.dtf-checkout__grid {
    display: grid; grid-template-columns: 1.4fr 1fr; gap: 36px; align-items: start;
}
@media (max-width: 860px) {
    .dtf-checkout__grid { grid-template-columns: 1fr; gap: 24px; }
}

.dtf-co-section { padding-bottom: 22px; margin-bottom: 22px; border-bottom: 1px solid var(--dtf-border); }
.dtf-co-section:last-child { border-bottom: none; }
.dtf-co-section__title { font-size: 16px; font-weight: 700; margin: 0 0 16px; }

.dtf-co__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 480px) { .dtf-co__grid { grid-template-columns: 1fr; } }

.dtf-co__radios { display: flex; gap: 20px; margin: 14px 0 4px; }
.dtf-co__radio, .dtf-co__check { display: flex; align-items: center; gap: 8px; font-size: 14px; cursor: pointer; }
.dtf-co__radio input, .dtf-co__check input { width: auto; }
.dtf-co__invoice { margin-top: 12px; }

/* shipping methods */
.dtf-co__methods-hint { font-size: 13px; color: var(--dtf-muted); margin: 0; }
.dtf-co__method {
    display: flex; align-items: center; gap: 12px;
    padding: 13px 15px; border: 1px solid var(--dtf-border-strong);
    border-radius: var(--dtf-radius-sm); margin-bottom: 10px; cursor: pointer;
    transition: border-color 0.15s ease, background 0.15s ease;
}
.dtf-co__method:has(input:checked) { border-color: var(--dtf-accent); background: var(--dtf-accent-soft); }
.dtf-co__method input { width: auto; }
.dtf-co__method-name { flex: 1; font-size: 14px; font-weight: 600; }
.dtf-co__method-cost { font-size: 14px; font-weight: 700; }

.dtf-co__payment {
    background: var(--dtf-surface); border: 1px solid var(--dtf-border);
    padding: 14px 16px; border-radius: var(--dtf-radius-sm);
}
.dtf-co__payment strong { font-size: 14px; }
.dtf-co__payment p { font-size: 13px; color: var(--dtf-muted); margin: 6px 0 0; }

/* summary card */
.dtf-checkout__summary { position: sticky; top: 20px; }
.dtf-summary-card {
    background: var(--dtf-surface); border: 1px solid var(--dtf-border);
    border-radius: var(--dtf-radius); padding: 22px;
}
.dtf-summary-card__title { font-size: 16px; font-weight: 700; margin: 0 0 16px; }

.dtf-summary__items { display: flex; flex-direction: column; gap: 12px; margin-bottom: 18px; }
.dtf-summary-item { display: flex; align-items: center; gap: 12px; }
.dtf-summary-item__thumb {
    width: 52px; height: 52px; flex: none;
    border-radius: 10px; overflow: hidden; background: #fff;
    border: 1px solid var(--dtf-border); display: flex; align-items: center; justify-content: center;
    background-image: linear-gradient(45deg, #eee 25%, transparent 25%), linear-gradient(-45deg, #eee 25%, transparent 25%), linear-gradient(45deg, transparent 75%, #eee 75%), linear-gradient(-45deg, transparent 75%, #eee 75%);
    background-size: 12px 12px; background-position: 0 0, 0 6px, 6px -6px, -6px 0;
}
.dtf-summary-item__thumb img { width: 100%; height: 100%; object-fit: contain; }
.dtf-summary-item__info { min-width: 0; }
.dtf-summary-item__name { font-size: 13px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.dtf-summary-item__dim { font-size: 12px; color: var(--dtf-muted); margin-top: 2px; }

.dtf-summary__totals { border-top: 1px solid var(--dtf-border); padding-top: 14px; }
.dtf-summary__row { display: flex; justify-content: space-between; font-size: 14px; margin-bottom: 9px; color: var(--dtf-text); }
.dtf-summary__row span:first-child { color: var(--dtf-muted); }
.dtf-summary__row--total { font-size: 17px; font-weight: 800; border-top: 1px solid var(--dtf-border); padding-top: 12px; margin-top: 4px; }
.dtf-summary__row--total span:first-child { color: var(--dtf-text); }

.dtf-summary__note { font-size: 11px; color: var(--dtf-muted); margin: 12px 0 0; text-align: center; }