/* Banner generator - builds on text-generators.css (.tg-* layout, panels, commands). */

/* Colour swatches: the 16 dye colours as banners paint them. */
.bg-swatches {
    display: grid;
    grid-template-columns: repeat(8, minmax(0, 1fr));
    gap: 6px;
    margin: 0 0 12px;
}

.bg-swatch {
    aspect-ratio: 1;
    border: 2px solid var(--tg-line);
    border-radius: 8px;
    background: var(--swatch);
    cursor: pointer;
    transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.bg-swatch:hover {
    transform: translateY(-1px);
    border-color: var(--secondary);
}

.bg-swatch.active {
    border-color: var(--text-primary);
    box-shadow: 0 0 0 2px var(--tg-accent);
}

/* Pattern picker: every pattern drawn in the chosen colour on the base colour. */
.bg-pattern-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(76px, 1fr));
    gap: 6px;
    max-height: 360px;
    padding: 6px;
    overflow-y: auto;
    border: 1px solid var(--tg-line);
    border-radius: 12px;
    background: var(--tg-field);
}

.bg-pattern {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 6px 4px;
    border: 1px solid transparent;
    border-radius: 10px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.68rem;
    line-height: 1.2;
    text-align: center;
    cursor: pointer;
    transition: border-color var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
}

.bg-pattern:hover,
.bg-pattern:focus-visible {
    border-color: var(--tg-accent);
    background: var(--tg-accent-soft);
    color: var(--text-primary);
}

.bg-pattern canvas,
.bg-layer canvas {
    width: 30px;
    height: 60px;
    image-rendering: pixelated;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.35);
}

.bg-pattern i {
    position: absolute;
    top: 4px;
    right: 6px;
    color: var(--tg-accent);
    font-size: 0.7rem;
}

/* Layer list */
.bg-count {
    margin-left: 6px;
    color: var(--text-muted);
    font-size: 0.78rem;
    font-weight: 500;
}

.bg-count.is-warning {
    color: var(--warning);
}

.bg-layers {
    display: grid;
    gap: 6px;
}

.bg-layer {
    display: grid;
    grid-template-columns: 22px 30px minmax(0, 1fr) 130px auto;
    gap: 10px;
    align-items: center;
    padding: 6px 10px;
    border: 1px solid var(--tg-line);
    border-radius: 12px;
    background: color-mix(in srgb, var(--bg-surface) 70%, transparent);
}

.bg-layer.over-loom {
    border-color: color-mix(in srgb, var(--warning) 55%, transparent);
}

.bg-layer canvas {
    width: 20px;
    height: 40px;
}

.bg-layer-no {
    color: var(--text-muted);
    font-size: 0.78rem;
    font-weight: 700;
    text-align: center;
}

.bg-layer-name {
    font-size: 0.85rem;
    text-align: left;
}

.bg-layer-name small {
    display: block;
    color: var(--text-muted);
    font-size: 0.7rem;
}

.tg-panel .bg-layer-color {
    padding: 6px 8px;
    font-size: 0.8rem;
}

.bg-layer-actions {
    display: flex;
    gap: 4px;
}

.bg-presets {
    justify-content: center;
    margin-bottom: 12px;
}

.bg-presets .tg-chip i {
    margin-right: 4px;
}

.tg-panel .bg-import {
    min-height: 70px;
    font-family: var(--mono-font);
    font-size: 0.78rem;
    resize: vertical;
}

/* Preview */
.bg-toggles {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-bottom: 12px;
}

.bg-toggle {
    display: inline-flex;
    padding: 3px;
    border: 1px solid var(--tg-line);
    border-radius: 999px;
    background: var(--tg-field);
}

.bg-toggle[hidden] {
    display: none;
}

.bg-toggle button {
    padding: 6px 14px;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--text-secondary);
    font: inherit;
    font-size: 0.82rem;
    cursor: pointer;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.bg-toggle button i {
    margin-right: 4px;
}

.bg-toggle button.active {
    background: var(--tg-accent);
    color: #fff;
}

.bg-stage {
    min-height: 360px;
}

.bg-stage[hidden] {
    display: none;
}

.bg-stage canvas {
    max-width: 100%;
    height: auto;
    image-rendering: pixelated;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
    border-radius: 0;
}

.bg-stage-3d {
    position: relative;
    flex-direction: column;
    height: 420px;
    padding: 0;
}

.bg-stage-3d canvas {
    display: block;
    width: 100%;
    flex: 1 1 auto;
    min-height: 0;
    box-shadow: none;
    cursor: grab;
    touch-action: none;
}

.bg-stage-3d canvas:active {
    cursor: grabbing;
}

.bg-3d-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    padding: 10px;
}

.bg-3d-actions .btn.active {
    border-color: var(--tg-accent);
    color: var(--tg-accent);
}

/* The inventory tooltip, in Minecraft's colours. */
.bg-tooltip {
    max-width: 320px;
    margin: 14px auto 0;
    padding: 8px 12px;
    border: 2px solid #2b0a5e;
    border-radius: 4px;
    background: rgba(16, 0, 16, 0.94);
    font-family: var(--mono-font);
    text-align: left;
}

.bg-tooltip strong {
    color: #fff;
    font-weight: 500;
}

.bg-tooltip strong.is-ominous {
    color: #ffff55;
}

.bg-tooltip ul {
    margin: 2px 0 0;
    padding: 0;
    list-style: none;
}

.bg-tooltip li {
    color: #aaa;
    font-size: 0.85rem;
}

/* Commands */
.bg-cmds {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.bg-cmd-option {
    display: flex;
    gap: 10px;
    align-items: center;
    justify-content: center;
    margin-bottom: 8px;
}

.bg-cmd-option label {
    margin: 0;
    white-space: nowrap;
}

.tg-panel .bg-cmd-option select {
    max-width: 180px;
    padding: 6px 10px;
}

/* Survival guide */
.main .bg-guide {
    margin-top: 24px;
}

/* Recipe cards: crafting table and loom, slots like the inventory. */
.bg-recipes {
    --slot: 44px;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 14px;
    margin: 0 0 16px;
}

.bg-recipe {
    padding: 14px;
    border: 1px solid var(--tg-line);
    border-radius: 14px;
    background: var(--tg-field);
}

.bg-recipe-head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.bg-recipe-head img {
    image-rendering: pixelated;
    object-fit: contain;
}

.bg-recipe-head span {
    display: flex;
    flex-direction: column;
    line-height: 1.25;
    text-align: left;
}

.bg-recipe-head strong {
    font-size: 0.92rem;
}

.bg-recipe-head small {
    color: var(--text-muted);
    font-size: 0.76rem;
}

.bg-recipe-body {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.bg-recipe-caption {
    margin: 12px 0 0;
    color: var(--text-secondary);
    font-size: 0.8rem;
    line-height: 1.45;
}

.bg-grid3 {
    display: grid;
    grid-template-columns: repeat(3, var(--slot));
    gap: 4px;
}

.bg-grid2 {
    display: grid;
    grid-template-columns: repeat(2, var(--slot));
    gap: 4px;
}

/* Loom: banner and dye side by side, the pattern slot below like in the game. */
.bg-loom {
    display: grid;
    grid-template-columns: repeat(2, var(--slot));
    gap: 4px;
}

.bg-slot {
    position: relative;
    overflow: hidden;
    width: var(--slot);
    height: var(--slot);
    display: grid;
    place-items: center;
    padding: 5px;
    border-radius: 4px;
    background: #8b8b8b;
    box-shadow: inset 2px 2px 0 #373737, inset -2px -2px 0 #fff;
}

.bg-slot img {
    width: 100%;
    height: 100%;
    min-width: 0;
    min-height: 0;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    image-rendering: pixelated;
}

.bg-slot canvas {
    width: auto;
    height: 100%;
    max-width: 100%;
    min-height: 0;
    image-rendering: pixelated;
}

.bg-slot.is-optional {
    opacity: 0.45;
}

/* Pattern items stay in the loom. */
.bg-slot.is-kept::after {
    content: '\21BA';
    position: absolute;
    right: 1px;
    bottom: -1px;
    color: #fff;
    font-size: 0.72rem;
    font-weight: 700;
    text-shadow: 1px 1px 0 #3f3f3f;
}

.bg-slot--out {
    width: calc(var(--slot) * 1.3);
    height: calc(var(--slot) * 1.3);
    outline: 2px solid color-mix(in srgb, var(--tg-accent) 55%, transparent);
    outline-offset: 2px;
}

.bg-arrow {
    color: var(--text-muted);
    font-size: 1.3rem;
}

.bg-needs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    max-width: 720px;
    margin: 0 auto 12px;
}

.bg-needs h3 {
    margin: 0 0 8px;
    font-size: 0.95rem;
}

.bg-needs h3 small {
    color: var(--text-muted);
    font-weight: 500;
}

.bg-need-list {
    display: grid;
    gap: 6px;
    margin: 0;
    padding: 0;
    list-style: none;
    text-align: left;
}

.main .bg-need-list li {
    text-align: left;
}

.bg-need-list li {
    display: flex;
    gap: 8px;
    align-items: center;
    font-size: 0.88rem;
}

.bg-need-list img {
    flex: 0 0 auto;
    image-rendering: pixelated;
}

.bg-need-list span {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
}

.bg-need-list small {
    color: var(--text-muted);
    font-size: 0.75rem;
}

.input-row {
    display: flex;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    flex-direction: column;
}

/* Banner wall */
.main .bg-wall {
    margin-top: 24px;
}

.bg-wall-grid {
    display: grid;
    grid-template-columns: minmax(260px, 340px) minmax(0, 1fr);
    gap: 20px;
    align-items: start;
    margin-top: 6px;
}

.tg-panel #wallText {
    font-family: var(--mono-font);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    resize: vertical;
}

.bg-mobs {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
    gap: 6px;
    max-height: 300px;
    padding: 6px;
    overflow-y: auto;
    border: 1px solid var(--tg-line);
    border-radius: 12px;
    background: var(--tg-field);
}

.bg-mob {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 6px 4px;
    border: 1px solid transparent;
    border-radius: 10px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.68rem;
    line-height: 1.2;
    cursor: pointer;
}

.bg-mob:hover,
.bg-mob.active {
    border-color: var(--tg-accent);
    background: var(--tg-accent-soft);
    color: var(--text-primary);
}

.bg-mob canvas {
    width: 40px;
    height: 40px;
    object-fit: contain;
    image-rendering: pixelated;
}

.bg-wall-stage {
    min-height: 260px;
    overflow: auto;
}

.bg-wall-stage canvas {
    max-width: 100%;
    height: auto;
    image-rendering: pixelated;
    cursor: pointer;
}

.bg-wall-cmds {
    margin-top: 16px;
}

.bg-need-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
}

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

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

@media (max-width: 520px) {
    .bg-swatches {
        grid-template-columns: repeat(8, minmax(0, 1fr));
        gap: 4px;
    }

    .bg-layer {
        grid-template-columns: 18px 22px minmax(0, 1fr) auto;
    }

    .bg-layer-color {
        grid-column: 2 / -1;
        grid-row: 2;
    }

    .bg-layer-actions {
        grid-column: 4;
        grid-row: 1;
    }

    .bg-stage-3d {
        height: 340px;
    }

    .bg-recipes {
        --slot: 38px;
        grid-template-columns: 1fr;
    }
}

.bg-player {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.tg-panel .bg-player input {
    flex: 1 1 160px;
    min-width: 0;
}

.bg-player .btn {
    flex: 1 1 auto;
    max-width: 100%;
    white-space: nowrap;
}

/* Picture upload: a drop zone, then a card with thumbnail, size and actions. */
.bg-drop-title {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-weight: 600;
}

.bg-drop {
    position: relative;
    border: 2px dashed color-mix(in srgb, var(--tg-accent) 45%, var(--tg-line));
    border-radius: 14px;
    background: var(--tg-field);
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.bg-drop:hover,
.bg-drop.is-over {
    border-color: var(--tg-accent);
    background: var(--tg-accent-soft);
}

.bg-drop-input {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
    pointer-events: none;
}

.bg-drop-zone,
.tg-panel label.bg-drop-zone {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    margin: 0;
    padding: 22px 14px;
    cursor: pointer;
}

.bg-drop-zone[hidden] {
    display: none;
}

.bg-drop-zone i {
    margin-bottom: 4px;
    color: var(--tg-accent);
    font-size: 2rem;
}

.bg-drop-zone strong {
    color: var(--text-primary);
    font-size: 0.95rem;
}

.bg-drop-zone span,
.bg-drop-zone small {
    display: block;
    color: var(--text-muted);
    font-size: 0.8rem;
}

.bg-drop-input:focus-visible + .bg-drop-zone {
    outline: 2px solid var(--tg-accent);
    outline-offset: 2px;
    border-radius: 12px;
}

.bg-drop-file {
    display: grid;
    grid-template-columns: 64px minmax(0, 1fr);
    align-items: center;
    gap: 10px 12px;
    padding: 12px;
}

.bg-drop-file[hidden] {
    display: none;
}

.bg-drop-file img {
    flex: 0 0 auto;
    width: 64px;
    height: 64px;
    object-fit: contain;
    border-radius: 8px;
    background: repeating-conic-gradient(rgba(148, 163, 184, 0.15) 0 25%, transparent 0 50%) 0 0 / 12px 12px;
}

.bg-drop-meta {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    min-width: 0;
    text-align: left;
}

.bg-drop-meta strong {
    overflow: hidden;
    font-size: 0.88rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.bg-drop-meta small {
    color: var(--text-muted);
    font-size: 0.75rem;
}

.bg-drop-actions {
    display: flex;
    grid-column: 1 / -1;
    gap: 6px;
    align-items: center;
    justify-content: center;
}

.bg-drop-actions .btn {
    margin: 0;
    cursor: pointer;
}

.bg-drop-hint i {
    margin-right: 4px;
    color: var(--tg-accent);
}


.bg-wall-empty {
    color: var(--text-muted);
    font-size: 2.6rem;
    opacity: 0.35;
}