:root {
    --canvas-bg: #151009;
    --canvas-mid: #1E1710;
    --panel-bg: #F9F6F1;
    --panel-edge: #EDE8E0;
    --gold: #C8A45A;
    --gold-dim: rgba(200, 164, 90, 0.25);
    --gold-glow: rgba(200, 164, 90, 0.08);
    --text-ink: #2C2118;
    --text-mid: #7A6E64;
    --text-dim: #B0A89E;
    --el-earth: #A07840;
    --el-wood: #4A9E5C;
    --el-water: #2E7EC4;
    --el-fire: #C8404A;
    --el-metal: #888888;
    --el-acc: #607D8B;
    --danger: #C0392B;
    --add-col: #4A9E5C;
    --rep-col: #E08020;
    --font-serif: 'Noto Serif SC', 'Songti SC', serif;
    --font-disp: 'Cormorant Garamond', 'Georgia', serif;
    --panel-w: 340px;
    --current-el: #888;
}

#bracelet-app-root {
    display: block;
    position: relative;
    width: 100%;
    max-width: 1200px;
    height: 820px;
    margin: 20px auto;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    font-family: var(--font-serif);
    z-index: 10;
}

#bracelet-app-root * {
    box-sizing: border-box;
}

#bracelet-app-root button {
    font-family: var(--font-serif);
    cursor: pointer;
    border: none;
    outline: none;
    margin: 0;
    padding: 0;
    background: transparent;
    position: relative;
    top: auto;
    left: auto;
    text-transform: none;
    letter-spacing: normal;
    min-height: 0;
    line-height: normal;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* ── Layout ── */
#bracelet-app-root .app-container {
    display: flex;
    flex-direction: row;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
}

/* ── Canvas ── */
#bracelet-app-root .canvas-area {
    position: relative;
    flex: 1;
    height: 100%;
    background: var(--canvas-bg);
    /* background-image: radial-gradient(ellipse 60% 60% at 50% 50%, var(--canvas-mid) 0%, var(--canvas-bg) 100%); */
    touch-action: none;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.4s ease;
}

#bracelet-app-root .canvas-area::before {
    content: '';
    position: absolute;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(200, 164, 90, 0.055) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    transition: background 0.4s ease;
}

/* Light Theme overrides */
#bracelet-app-root .canvas-area.theme-light {
    background: #fafafa;
    /* background-image: radial-gradient(ellipse 60% 60% at 50% 50%, #F5F3EF 0%, #EBE8E2 100%); */
}

#bracelet-app-root .canvas-area.theme-light::before {
    background: radial-gradient(circle, rgba(200, 164, 90, 0.1) 0%, transparent 70%);
}

#bracelet-app-root .canvas-topbar {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 18px;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.45), transparent);
    z-index: 200;
}

#bracelet-app-root .canvas-title {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

#bracelet-app-root .title-zh {
    font-size: 14px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    letter-spacing: 2px;
}

#bracelet-app-root .title-en {
    font-family: var(--font-disp);
    font-size: 10px;
    font-style: italic;
    color: var(--gold);
    letter-spacing: 1.5px;
}

#bracelet-app-root .focus-btn {
    gap: 6px;
    padding: 6px 14px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: rgba(255, 255, 255, 0.75);
    font-size: 12px;
    letter-spacing: 0.5px;
    transition: all 0.2s;
    backdrop-filter: blur(8px);
}

#bracelet-app-root .focus-btn:hover {
    background: rgba(200, 164, 90, 0.2);
    border-color: var(--gold-dim);
    color: var(--gold);
}

/* ── Empty hint ── */
#bracelet-app-root .empty-hint {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    pointer-events: none;
    z-index: 5;
    animation: fadeIn 0.6s ease;
}

#bracelet-app-root .empty-rings {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin-bottom: 18px;
}

#bracelet-app-root .empty-rings span {
    display: block;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 1.5px solid rgba(200, 164, 90, 0.35);
    animation: pulse 2s ease-in-out infinite;
}

#bracelet-app-root .empty-rings span:nth-child(2) {
    animation-delay: 0.3s;
}

#bracelet-app-root .empty-rings span:nth-child(3) {
    animation-delay: 0.6s;
}

#bracelet-app-root .empty-main {
    color: rgba(255, 255, 255, 0.55);
    font-size: 14px;
    font-weight: 400;
    margin: 0 0 6px;
    letter-spacing: 0.5px;
}

#bracelet-app-root .empty-sub {
    color: rgba(200, 164, 90, 0.55);
    font-size: 12px;
    margin: 0;
    font-family: var(--font-disp);
    font-style: italic;
}

@keyframes pulse {

    0%,
    100% {
        opacity: .4;
        transform: scale(1)
    }

    50% {
        opacity: 1;
        transform: scale(1.15)
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translate(-50%, -44%)
    }

    to {
        opacity: 1;
        transform: translate(-50%, -50%)
    }
}

/* ── Selected card (Updated) ── */
#bracelet-app-root .selected-card {
    position: absolute;
    top: 62px;
    left: 14px;
    width: 168px;
    background: rgba(18, 13, 7, 0.88);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(200, 164, 90, 0.3);
    border-radius: 12px;
    padding: 12px;
    z-index: 150;
    animation: slideIn 0.2s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-6px)
    }

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

#bracelet-app-root .sc-header {
    display: flex;
    align-items: center;
    gap: 9px;
    margin-bottom: 10px;
}

#bracelet-app-root .sc-img {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid rgba(200, 164, 90, 0.4);
    flex-shrink: 0;
}

#bracelet-app-root .sc-name {
    font-size: 13px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.3;
}

#bracelet-app-root .sc-size {
    font-size: 11px;
    color: var(--gold);
    font-family: var(--font-disp);
}

#bracelet-app-root .sc-badge {
    margin-left: auto;
    padding: 3px 7px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 600;
    color: #fff;
    flex-shrink: 0;
}

#bracelet-app-root .sc-row {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: rgba(255, 255, 255, 0.45);
    margin-bottom: 5px;
}

#bracelet-app-root .sc-row span:last-child {
    color: rgba(255, 255, 255, 0.75);
    font-weight: 500;
}

#bracelet-app-root .sc-effect {
    font-size: 10.5px;
    color: rgba(200, 164, 90, 0.7);
    line-height: 1.5;
    margin: 8px 0;
    padding-top: 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.07);
}

#bracelet-app-root .sc-actions {
    display: flex;
    gap: 8px;
    margin-top: 14px;
}

#bracelet-app-root .sc-action-btn {
    flex: 1;
    height: 32px;
    border-radius: 8px;
    background: rgba(36, 30, 24, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: rgba(200, 164, 90, 0.8);
    transition: all 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

#bracelet-app-root .sc-action-btn svg {
    width: 14px;
    height: 14px;
}

#bracelet-app-root .sc-action-btn:hover {
    background: rgba(50, 42, 34, 1);
    color: var(--gold);
    border-color: rgba(200, 164, 90, 0.2);
}

#bracelet-app-root .sc-action-btn.del {
    background: rgba(45, 20, 20, 0.9);
    border-color: rgba(192, 57, 43, 0.2);
    color: rgba(230, 100, 90, 0.9);
}

#bracelet-app-root .sc-action-btn.del:hover {
    background: rgba(65, 25, 25, 1);
    border-color: rgba(192, 57, 43, 0.4);
    color: #ff6b6b;
}

/* ── Bracelet center ── */
#bracelet-app-root .bracelet-center {
    position: absolute;
    width: 0;
    height: 0;
    top: 50%;
    left: 50%;
    pointer-events: none;
}

#bracelet-app-root .string-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 0;
    overflow: visible;
    pointer-events: none;
    z-index: 0;
}

#bracelet-app-root .bead-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: grab;
    touch-action: none;
    pointer-events: auto;
    transition: transform 0.28s cubic-bezier(0.2, 0.8, 0.2, 1), width 0.28s cubic-bezier(0.2, 0.8, 0.2, 1), height 0.28s cubic-bezier(0.2, 0.8, 0.2, 1);
    will-change: transform;
}

#bracelet-app-root .bead-wrapper.dragging {
    transition: none;
    z-index: 999;
    cursor: grabbing;
}

#bracelet-app-root .bead-visual {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

#bracelet-app-root .bead-visual img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    pointer-events: none;
}

#bracelet-app-root .bead-wrapper.selected .bead-visual::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid var(--gold);
    box-shadow: 0 0 12px rgba(200, 164, 90, 0.5);
    animation: selectedPulse 1.8s ease-in-out infinite;
}

@keyframes selectedPulse {

    0%,
    100% {
        opacity: 1
    }

    50% {
        opacity: 0.6
    }
}

#bracelet-app-root .bead-wrapper.deleting .bead-visual::after {
    border-color: var(--danger);
    box-shadow: 0 0 14px rgba(192, 57, 43, 0.6);
}

/* ── Delete zone ── */
#bracelet-app-root .delete-zone {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    border: 2px dashed rgba(192, 57, 43, 0);
    pointer-events: none;
    transition: all 0.3s;
    z-index: 0;
}

#bracelet-app-root .delete-zone.active {
    border-color: rgba(192, 57, 43, 0.6);
    background: rgba(192, 57, 43, 0.04);
    box-shadow: 0 0 40px rgba(192, 57, 43, 0.15);
}

/* ── Canvas controls ── */
#bracelet-app-root .canvas-controls {
    position: absolute;
    bottom: 16px;
    right: 16px;
    background: rgba(18, 13, 7, 0.82);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(200, 164, 90, 0.2);
    border-radius: 12px;
    padding: 12px 14px;
    min-width: 148px;
    z-index: 150;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

#bracelet-app-root .ctrl-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

#bracelet-app-root .ctrl-row.col {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
}

#bracelet-app-root .ctrl-label {
    font-size: 10.5px;
    color: rgba(200, 164, 90, 0.7);
    letter-spacing: 0.5px;
    white-space: nowrap;
}

/* Background toggle buttons */
#bracelet-app-root .bg-btn {
    width: 18px;
    height: 18px;
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    margin: 0 2px;
    transition: transform 0.15s;
}

#bracelet-app-root .bg-btn:hover {
    transform: scale(1.1);
}

#bracelet-app-root .bg-btn.black {
    background: #151009;
}

#bracelet-app-root .bg-btn.white {
    background: #EBE8E2;
    border-color: rgba(0, 0, 0, 0.3);
}

#bracelet-app-root .zoom-wrap {
    display: flex;
    align-items: center;
    gap: 5px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 6px;
    padding: 2px;
}

#bracelet-app-root .zoom-btn {
    width: 22px;
    height: 22px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    font-weight: 300;
    transition: background 0.15s;
}

#bracelet-app-root .zoom-btn:hover {
    background: rgba(200, 164, 90, 0.3);
}

#bracelet-app-root #zoom-text {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.6);
    min-width: 34px;
    text-align: center;
}

#bracelet-app-root .rotate-slider {
    width: 100%;
    -webkit-appearance: none;
    appearance: none;
    height: 4px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.12);
    outline: none;
}

#bracelet-app-root .rotate-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--gold);
    cursor: pointer;
}

/* Focus mode */
#bracelet-app-root .app-container.focus-mode .control-panel {
    width: 0;
    min-width: 0;
    opacity: 0;
    pointer-events: none;
    overflow: hidden;
}

/* ── Control panel ── */
#bracelet-app-root .control-panel {
    position: relative;
    width: var(--panel-w);
    min-width: var(--panel-w);
    height: 100%;
    background: var(--panel-bg);
    border-left: 1px solid var(--panel-edge);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 20;
}

#bracelet-app-root .summary-section {
    padding: 18px 16px 14px;
    border-bottom: 1px solid var(--panel-edge);
    background: #fff;
    flex-shrink: 0;
}

#bracelet-app-root .stat-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}

#bracelet-app-root .stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
}

#bracelet-app-root .stat-val {
    font-family: var(--font-disp);
    font-size: 22px;
    font-weight: 600;
    color: var(--text-ink);
    line-height: 1;
}

#bracelet-app-root .price-val {
    color: var(--el-earth);
}

#bracelet-app-root .stat-label {
    font-size: 10px;
    color: var(--text-dim);
    margin-top: 3px;
    letter-spacing: 0.3px;
}

#bracelet-app-root .stat-divider {
    width: 1px;
    height: 28px;
    background: var(--panel-edge);
}

#bracelet-app-root .wuxing-section {
    margin-bottom: 12px;
}

#bracelet-app-root .wuxing-bar {
    display: flex;
    height: 6px;
    border-radius: 3px;
    overflow: hidden;
    background: #eee;
    margin-bottom: 7px;
}

#bracelet-app-root .bar-seg {
    height: 100%;
    transition: width 0.4s ease;
}

#bracelet-app-root .wuxing-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 10px;
}

#bracelet-app-root .legend-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 2px;
}

#bracelet-app-root .legend-item {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 10.5px;
    color: var(--text-mid);
}

#bracelet-app-root .price-toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

#bracelet-app-root .price-toggle-btn {
    font-size: 11.5px;
    color: var(--text-mid);
    gap: 4px;
    padding: 4px 0;
    transition: color 0.15s;
}

#bracelet-app-root .price-toggle-btn:hover {
    color: var(--text-ink);
}

#bracelet-app-root .clear-all-btn {
    font-size: 11px;
    color: rgba(192, 57, 43, 0.55);
    padding: 4px 0;
    transition: color 0.15s;
}

#bracelet-app-root .clear-all-btn:hover {
    color: var(--danger);
}

#bracelet-app-root .price-details {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px dashed var(--panel-edge);
    max-height: 130px;
    overflow-y: auto;
    scrollbar-width: thin;
}

#bracelet-app-root .price-row {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: var(--text-mid);
    padding: 3px 0;
}

#bracelet-app-root .price-row span:last-child {
    color: var(--text-ink);
    font-weight: 500;
}

#bracelet-app-root .mode-section {
    padding: 14px 16px;
    border-bottom: 1px solid var(--panel-edge);
    background: #fff;
    flex-shrink: 0;
}

#bracelet-app-root .mode-header {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

#bracelet-app-root .mode-label {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text-dim);
}

#bracelet-app-root .mode-toggle-wrap {
    display: flex;
    gap: 8px;
    margin-bottom: 10px;
}

#bracelet-app-root .mode-btn {
    flex: 1;
    flex-direction: column;
    gap: 2px;
    padding: 10px 8px;
    border-radius: 10px;
    background: var(--panel-bg);
    border: 1.5px solid var(--panel-edge);
    color: var(--text-mid);
    transition: all 0.2s;
}

#bracelet-app-root .mode-btn .mode-icon {
    font-size: 16px;
}

#bracelet-app-root .mode-btn>span:nth-child(2) {
    font-size: 12px;
    font-weight: 600;
    color: inherit;
}

#bracelet-app-root .mode-desc {
    font-size: 9.5px;
    color: var(--text-dim);
    text-align: center;
    line-height: 1.3;
    white-space: nowrap;
}

#bracelet-app-root .mode-btn.active-add {
    background: rgba(74, 158, 92, 0.08);
    border-color: rgba(74, 158, 92, 0.45);
    color: var(--el-wood);
}

#bracelet-app-root .mode-btn.active-add .mode-desc {
    color: rgba(74, 158, 92, 0.7);
}

#bracelet-app-root .mode-btn.active-replace {
    background: rgba(224, 128, 32, 0.08);
    border-color: rgba(224, 128, 32, 0.4);
    color: var(--rep-col);
}

#bracelet-app-root .mode-btn.active-replace .mode-desc {
    color: rgba(224, 128, 32, 0.7);
}

#bracelet-app-root .context-hint {
    min-height: 30px;
    padding: 7px 10px;
    border-radius: 8px;
    font-size: 11.5px;
    line-height: 1.5;
    transition: all 0.25s;
}

#bracelet-app-root .context-hint.idle {
    background: #F3F0EC;
    color: var(--text-dim);
}

#bracelet-app-root .context-hint.add {
    background: rgba(74, 158, 92, 0.1);
    color: #356C3F;
    border: 1px solid rgba(74, 158, 92, 0.2);
}

#bracelet-app-root .context-hint.replace {
    background: rgba(224, 128, 32, 0.1);
    color: #834E10;
    border: 1px solid rgba(224, 128, 32, 0.2);
}

#bracelet-app-root .context-hint strong {
    font-weight: 600;
}

#bracelet-app-root .lib-tabs {
    display: flex;
    gap: 0;
    padding: 10px 12px;
    background: var(--panel-bg);
    border-bottom: 1px solid var(--panel-edge);
    overflow-x: auto;
    scrollbar-width: none;
    flex-shrink: 0;
}

#bracelet-app-root .lib-tabs::-webkit-scrollbar {
    display: none;
}

#bracelet-app-root .lib-tab {
    padding: 5px 13px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-mid);
    background: transparent;
    border: 1.5px solid transparent;
    white-space: nowrap;
    flex-shrink: 0;
    transition: all 0.18s;
    letter-spacing: 0.3px;
}

#bracelet-app-root .lib-tab:hover {
    background: rgba(0, 0, 0, 0.04);
}

#bracelet-app-root .lib-tab.active {
    color: #fff;
    border-color: transparent;
}

#bracelet-app-root .lib-scroll {
    flex: 1;
    overflow-y: auto;
    padding: 14px 12px;
    background: var(--panel-bg);
    scrollbar-width: thin;
    scrollbar-color: var(--panel-edge) transparent;
}

#bracelet-app-root .lib-scroll::-webkit-scrollbar {
    width: 4px;
}

#bracelet-app-root .lib-scroll::-webkit-scrollbar-thumb {
    background: var(--panel-edge);
    border-radius: 2px;
}

#bracelet-app-root .lib-group {
    margin-bottom: 18px;
}

#bracelet-app-root .lib-group-header {
    font-size: 10.5px;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--text-dim);
    margin-bottom: 9px;
    display: flex;
    align-items: center;
    gap: 6px;
}

#bracelet-app-root .lib-group-header::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--panel-edge);
}

#bracelet-app-root .lib-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(68px, 1fr));
    gap: 8px;
}

#bracelet-app-root .lib-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 9px 6px 8px;
    border-radius: 10px;
    background: #fff;
    border: 1.5px solid transparent;
    cursor: pointer;
    transition: all 0.18s;
    position: relative;
    z-index: 5;
}

#bracelet-app-root .lib-item:hover {
    border-color: var(--current-el, #888);
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
    z-index: 10;
}

#bracelet-app-root .lib-item:active {
    transform: translateY(0) scale(0.97);
}

#bracelet-app-root .lib-img {
    width: 42px;
    height: 42px;
    object-fit: contain;
    pointer-events: none;
}

#bracelet-app-root .lib-name {
    font-size: 11px;
    text-align: center;
    color: var(--text-ink);
    line-height: 1.3;
    pointer-events: none;
}

#bracelet-app-root .lib-price {
    font-family: var(--font-disp);
    font-size: 10px;
    color: var(--text-dim);
    pointer-events: none;
}

#bracelet-app-root .lib-item .lib-tooltip {
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    background: rgba(20, 14, 6, 0.92);
    color: rgba(255, 255, 255, 0.85);
    font-size: 10px;
    line-height: 1.5;
    padding: 6px 9px;
    border-radius: 7px;
    white-space: normal;
    max-width: 160px;
    text-align: center;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.18s;
    z-index: 999;
    border: 1px solid rgba(200, 164, 90, 0.2);
}

#bracelet-app-root .lib-item:hover .lib-tooltip {
    opacity: 1;
}

#toast-container {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: center;
    pointer-events: none;
}

.toast {
    background: rgba(20, 14, 6, 0.9);
    color: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(200, 164, 90, 0.3);
    padding: 9px 18px;
    border-radius: 24px;
    font-size: 12.5px;
    font-family: 'Noto Serif SC', serif;
    backdrop-filter: blur(12px);
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.25s ease, transform 0.25s ease;
    pointer-events: none;
    white-space: nowrap;
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

@media screen and (max-width: 860px) {
    #bracelet-app-root {
        height: 130vh;
        min-height: 920px;
        width: 98%;
        margin: 8px auto;
        border-radius: 10px;
    }

    #bracelet-app-root .app-container {
        flex-direction: column;
    }

    #bracelet-app-root .canvas-area {
        flex: 0 0 42%;
        height: 42%;
        width: 100%;
    }

    #bracelet-app-root .control-panel {
        flex: 0 0 58%;
        height: 58%;
        width: 100%;
        min-width: 0;
        border-left: none;
        border-top: 1px solid var(--panel-edge);
    }

    #bracelet-app-root .app-container.focus-mode .canvas-area {
        flex: 1;
        height: 100%;
    }

    #bracelet-app-root .app-container.focus-mode .control-panel {
        display: none;
    }

    #bracelet-app-root .selected-card {
        width: 150px;
    }

    #bracelet-app-root .mode-desc {
        display: none;
    }
}