/* ============================================
   Spider Solitaire Game Styles
   Design-system compliant (DESIGN.md)
   Signature: cards as monospaced tokens
   ============================================ */

/* Game Section */
.sp-game-section {
    padding: var(--space-lg) 0 var(--space-2xl);
    background: var(--canvas-soft);
}

/* Difficulty Bar — mirrors .ms-difficulty-bar */
.sp-difficulty-bar {
    display: flex;
    justify-content: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.sp-diff-btn {
    padding: 8px 20px;
    min-height: 40px;
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 500;
    color: var(--mute);
    background: var(--canvas);
    border: 1px solid var(--hairline);
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: all var(--transition-fast);
}

@media (pointer: coarse) {
    .sp-diff-btn {
        min-height: 44px;
        padding: 10px 22px;
    }
}

.sp-diff-btn:hover {
    border-color: var(--link);
    color: var(--link);
    background: var(--accent-blue-soft);
}

.sp-diff-btn.active {
    background: linear-gradient(135deg, var(--link) 0%, var(--accent-violet-icon) 100%);
    color: white;
    border-color: transparent;
}

/* Status Bar — pill-shaped, mirrors minesweeper */
.sp-status-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    max-width: 720px;
    margin: 0 auto var(--space-md);
    padding: var(--space-sm) var(--space-lg);
    background: var(--canvas);
    border-radius: var(--radius-lg);
    border: 1px solid var(--hairline);
    box-shadow: var(--shadow-level-2);
    flex-wrap: wrap;
}

.sp-status-item {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--link);
    font-family: var(--font-mono);
}

.sp-status-label {
    font-size: 11px;
    color: var(--mute);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sp-status-value {
    font-family: var(--font-mono);
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    min-width: 28px;
    text-align: center;
}

.sp-status-foundations .sp-status-value {
    color: var(--accent-violet-icon);
}

.sp-icon-btn {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--canvas);
    color: var(--ink);
    border: 1px solid var(--hairline);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
    line-height: 1;
}

@media (pointer: coarse) {
    .sp-icon-btn {
        width: 44px;
        height: 44px;
    }
}

.sp-icon-btn:hover {
    border-color: var(--link);
    color: var(--link);
    background: var(--accent-blue-soft);
    transform: scale(1.05);
}

.sp-icon-btn:active {
    transform: scale(0.95);
}

.sp-icon-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

/* Top row: foundations + stock */
.sp-top-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    max-width: 1000px;
    margin: 0 auto var(--space-md);
    flex-wrap: wrap;
}

.sp-foundations {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
}

.sp-foundation {
    position: relative;
    width: 52px;
    height: 72px;
    border-radius: var(--radius-sm);
    border: 1px dashed var(--hairline-strong);
    background: var(--canvas-soft-2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--mute);
    font-family: var(--font-mono);
    font-size: 11px;
    transition: all var(--transition-base);
    overflow: hidden;
}

.sp-foundation.filled {
    border-style: solid;
    border-color: transparent;
    background: linear-gradient(180deg, #1f1f1f 0%, var(--ink) 100%);
    color: var(--on-primary);
    box-shadow:
        0 1px 2px rgba(0, 0, 0, 0.12),
        0 4px 8px -2px rgba(0, 0, 0, 0.10),
        inset 0 0 0 1px rgba(255, 255, 255, 0.04);
}

/* Top color band — encodes which suit was collected */
.sp-foundation-band {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--card-color, var(--ink));
}

.sp-foundation.suit-s .sp-foundation-band { background: #d4d4d4; }      /* Spades — light grey on ink */
.sp-foundation.suit-h .sp-foundation-band { background: #D32F2F; }       /* Hearts — poker red */
.sp-foundation.suit-d .sp-foundation-band { background: #D32F2F; }       /* Diamonds — poker red */
.sp-foundation.suit-c .sp-foundation-band { background: #d4d4d4; }      /* Clubs — light grey on ink */

.sp-foundation-suit {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    line-height: 1;
    color: rgba(255, 255, 255, 0.92);
    font-family: var(--font-mono);
}

.sp-foundation-rank {
    position: absolute;
    top: 6px;
    right: 6px;
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.55);
    letter-spacing: 0.5px;
}

/* Foundation completion sweep — the only place the brand gradient appears */
.sp-foundation.completing {
    animation: foundationSweep 0.7s ease-out;
}

@keyframes foundationSweep {
    0% {
        box-shadow: 0 0 0 0 rgba(121, 40, 202, 0);
        transform: scale(1);
    }
    40% {
        box-shadow:
            0 0 0 4px rgba(121, 40, 202, 0.25),
            0 8px 24px -4px rgba(235, 54, 127, 0.35);
        transform: scale(1.08);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(121, 40, 202, 0);
        transform: scale(1);
    }
}

/* Stock deal button — clickable deck of face-down cards */
.sp-stock {
    position: relative;
    width: 54px;
    height: 76px;
    border-radius: var(--radius-sm);
    border: none;
    background: linear-gradient(160deg, #235c90 0%, #163f67 100%);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.18s cubic-bezier(0.34, 1.56, 0.64, 1),
                box-shadow 0.18s ease;
    box-shadow:
        /* stepped underlayers */
        1px 1px 0 0 #1a4b78,
        2px 2px 0 0 #1a4b78,
        3px 3px 0 0 #16406a,
        4px 4px 0 0 #16406a,
        /* depth shadow */
        0 6px 10px -2px rgba(0, 0, 0, 0.22),
        0 2px 4px rgba(0, 0, 0, 0.14),
        inset 0 0 0 1px rgba(255, 255, 255, 0.10);
    z-index: 1;
}

/* Ornate card-back face */
.sp-stock::before {
    content: '';
    position: absolute;
    inset: 5px;
    border-radius: 4px;
    background:
        radial-gradient(circle at center, transparent 0%, transparent 55%, rgba(255, 255, 255, 0.10) 56%, rgba(255, 255, 255, 0.10) 60%, transparent 61%),
        radial-gradient(circle at center, rgba(255, 255, 255, 0.16) 0%, rgba(255, 255, 255, 0.05) 25%, transparent 40%),
        radial-gradient(circle at 15% 15%, rgba(255, 255, 255, 0.10) 0%, transparent 14%),
        radial-gradient(circle at 85% 15%, rgba(255, 255, 255, 0.10) 0%, transparent 14%),
        radial-gradient(circle at 15% 85%, rgba(255, 255, 255, 0.10) 0%, transparent 14%),
        radial-gradient(circle at 85% 85%, rgba(255, 255, 255, 0.10) 0%, transparent 14%),
        repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.04) 0px, rgba(255, 255, 255, 0.04) 1px, transparent 1px, transparent 7px),
        repeating-linear-gradient(-45deg, rgba(255, 255, 255, 0.04) 0px, rgba(255, 255, 255, 0.04) 1px, transparent 1px, transparent 7px),
        linear-gradient(160deg, #235c90 0%, #163f67 100%);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.sp-stock:hover:not(:disabled) {
    transform: translateY(-5px) scale(1.04);
    box-shadow:
        1px 1px 0 0 #1a4b78,
        2px 2px 0 0 #1a4b78,
        3px 3px 0 0 #16406a,
        4px 4px 0 0 #16406a,
        0 12px 20px -4px rgba(0, 0, 0, 0.28),
        0 4px 8px rgba(0, 0, 0, 0.16),
        inset 0 0 0 1px rgba(255, 255, 255, 0.10);
}

.sp-stock:active:not(:disabled) {
    transform: translateY(-1px) scale(0.96);
    box-shadow:
        1px 1px 0 0 #1a4b78,
        2px 2px 0 0 #1a4b78,
        3px 3px 0 0 #16406a,
        0 3px 6px rgba(0, 0, 0, 0.18),
        inset 0 0 0 1px rgba(255, 255, 255, 0.10);
}

.sp-stock:disabled {
    cursor: not-allowed;
    filter: grayscale(0.8) brightness(0.9);
    opacity: 0.55;
    box-shadow:
        1px 1px 0 0 #1a4b78,
        2px 2px 0 0 #1a4b78,
        0 2px 4px rgba(0, 0, 0, 0.10);
}

/* Circular count badge — larger, high-contrast, always readable */
.sp-stock-badge {
    position: absolute;
    top: -7px;
    right: -7px;
    min-width: 28px;
    height: 28px;
    padding: 0 6px;
    border-radius: 9999px;
    background: rgba(0, 0, 0, 0.85);
    border: 2px solid #ffffff;
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.35);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: 'Montserrat', var(--font-sans);
    font-size: 14px;
    font-weight: 700;
    color: #ffffff;
    line-height: 1;
    z-index: 10;
    pointer-events: none;
}

.sp-stock-badge.low {
    background: #F44336;
}

.sp-stock-badge.empty {
    background: #ffffff;
    color: #607d8b;
    border-color: #cfd8dc;
}

.sp-stock-badge-empty {
    display: none;
    width: 16px;
    height: 16px;
}

.sp-stock-badge.empty .sp-stock-badge-count {
    display: none;
}

.sp-stock-badge.empty .sp-stock-badge-empty {
    display: block;
}

.sp-stock-count {
    display: none;
}

/* Tableau wrap — allow horizontal scroll on small screens */
.sp-tableau-wrap {
    overflow-x: auto;
    overflow-y: visible;
    padding: var(--space-xs) var(--space-xs) var(--space-md);
    -webkit-overflow-scrolling: touch;
}

.sp-tableau {
    display: grid;
    grid-template-columns: repeat(10, var(--card-w, 52px));
    gap: var(--space-xs);
    justify-content: center;
    min-width: min-content;
    margin: 0 auto;
}

/* Column */
.sp-col {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 120px;
    padding-bottom: var(--space-lg);
}

/* Empty column drop target */
.sp-col.empty::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: var(--card-w, 52px);
    height: var(--card-h, 72px);
    border-radius: var(--radius-sm);
    border: 1px dashed var(--hairline-strong);
    background: var(--canvas-soft-2);
}

.sp-col.drop-target::before {
    border-color: var(--link);
    background: var(--accent-blue-soft);
}

.sp-col.drop-target {
    animation: colPulse 1.2s ease-in-out infinite;
}

@keyframes colPulse {
    0%, 100% { background: transparent; }
    50% { background: rgba(0, 112, 243, 0.04); }
}

/* ============================================
   The Card — signature element
   Monospaced token treatment: rank + suit glyph
   Enhanced: paper texture, suit color band, dual-corner rank
   ============================================ */
.sp-card {
    --card-w: 52px;
    --card-h: 72px;
    width: var(--card-w);
    height: var(--card-h);
    border-radius: var(--radius-sm);
    box-shadow:
        0 1px 1px rgba(0, 0, 0, 0.04),
        0 1px 2px rgba(0, 0, 0, 0.06),
        inset 0 0 0 1px rgba(0, 0, 0, 0.08);
    background: linear-gradient(180deg, #ffffff 0%, #fafafa 100%);
    position: relative;
    user-select: none;
    -webkit-user-select: none;
    cursor: pointer;
    transition: transform 0.12s ease, box-shadow var(--transition-fast);
    /* Overlap: each card after first shows only top region */
    margin-top: -50px;
    font-family: var(--font-mono);
    overflow: hidden;
}

.sp-card:first-child {
    margin-top: 0;
}

/* Face-down: classic blue ornate card-back inspired by solitaire.online */
.sp-card.face-down {
    background: linear-gradient(160deg, #235c90 0%, #163f67 100%);
    box-shadow:
        0 1px 2px rgba(0, 0, 0, 0.14),
        0 2px 4px rgba(0, 0, 0, 0.10),
        inset 0 0 0 1px rgba(255, 255, 255, 0.10);
    cursor: default;
}

.sp-card.face-down::before {
    content: '';
    position: absolute;
    inset: 4px;
    border-radius: 4px;
    background:
        /* outer ring */
        radial-gradient(circle at center, transparent 0%, transparent 55%, rgba(255, 255, 255, 0.10) 56%, rgba(255, 255, 255, 0.10) 60%, transparent 61%),
        /* central medallion */
        radial-gradient(circle at center, rgba(255, 255, 255, 0.16) 0%, rgba(255, 255, 255, 0.05) 25%, transparent 40%),
        /* corner rosettes */
        radial-gradient(circle at 15% 15%, rgba(255, 255, 255, 0.10) 0%, transparent 14%),
        radial-gradient(circle at 85% 15%, rgba(255, 255, 255, 0.10) 0%, transparent 14%),
        radial-gradient(circle at 15% 85%, rgba(255, 255, 255, 0.10) 0%, transparent 14%),
        radial-gradient(circle at 85% 85%, rgba(255, 255, 255, 0.10) 0%, transparent 14%),
        /* fine diamond lattice */
        repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.04) 0px, rgba(255, 255, 255, 0.04) 1px, transparent 1px, transparent 7px),
        repeating-linear-gradient(-45deg, rgba(255, 255, 255, 0.04) 0px, rgba(255, 255, 255, 0.04) 1px, transparent 1px, transparent 7px),
        /* base blue */
        linear-gradient(160deg, #235c90 0%, #163f67 100%);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

/* Overlap for face-down is smaller */
.sp-card.face-down + .sp-card {
    margin-top: -60px;
}

.sp-card.face-down + .sp-card.face-down {
    margin-top: -64px;
}

/* Face-up card content: rank in corner, suit large in body */
.sp-card.face-up {
    display: flex;
    flex-direction: column;
    padding: 5px 6px 4px;
}

/* Top suit color band — 3px strip encoding the suit at a glance */
.sp-card.face-up::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--card-color, var(--ink));
    opacity: 0.92;
}

/* Bottom-right inverted rank — traditional card corner echo.
   Hidden on small screens to avoid crowding. */
.sp-card.face-up::after {
    content: attr(data-rank-label);
    position: absolute;
    bottom: 4px;
    right: 6px;
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    line-height: 1;
    color: var(--card-color, var(--ink));
    opacity: 0.45;
    transform: rotate(180deg);
    pointer-events: none;
}

.sp-card-rank {
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 600;
    line-height: 1;
    color: var(--card-color, var(--ink));
    align-self: flex-start;
    z-index: 1;
}

.sp-card-suit {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    line-height: 1;
    color: var(--card-color, var(--ink));
    opacity: 0.95;
    pointer-events: none;
}

/* Suit colors — standard poker palette (Pantone 186C ≈ #D32F2F, Pantone Black 6 ≈ #212121) */
.sp-card.suit-s { --card-color: #212121; }   /* Spades — black */
.sp-card.suit-h { --card-color: #D32F2F; }   /* Hearts — red */
.sp-card.suit-d { --card-color: #D32F2F; }   /* Diamonds — red */
.sp-card.suit-c { --card-color: #212121; }   /* Clubs — black */

/* Selected state — lifted + link-tinted border */
.sp-card.selected {
    transform: translateY(-4px);
    box-shadow:
        0 4px 12px -2px rgba(0, 112, 243, 0.25),
        inset 0 0 0 2px var(--link);
    z-index: 10;
}

/* Movable hover cue */
.sp-card.face-up.movable:hover {
    transform: translateY(-2px);
    box-shadow:
        0 3px 8px -2px rgba(0, 0, 0, 0.12),
        inset 0 0 0 1px var(--hairline-strong);
}

.sp-card.selected.movable:hover {
    transform: translateY(-6px);
}

.sp-card:active {
    transform: scale(0.98);
}

/* Drag ghost */
.sp-card.dragging {
    opacity: 0.4;
}

/* Just-placed flash */
.sp-card.placed {
    animation: cardPlaced 0.3s ease-out;
}

@keyframes cardPlaced {
    0% { box-shadow: 0 0 0 0 rgba(0, 112, 243, 0); }
    50% { box-shadow: 0 0 0 3px rgba(0, 112, 243, 0.18), inset 0 0 0 1px var(--hairline); }
    100% { box-shadow: 0 1px 1px rgba(0, 0, 0, 0.06), inset 0 0 0 1px var(--hairline); }
}

/* Controls — mirrors .ms-controls */
.sp-controls {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-md);
    flex-wrap: wrap;
}

.sp-ctrl-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 8px 16px;
    min-height: 40px;
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 500;
    color: var(--mute);
    background: var(--canvas);
    border: 1px solid var(--hairline);
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

@media (pointer: coarse) {
    .sp-ctrl-btn {
        min-height: 44px;
        padding: 10px 18px;
    }
}

.sp-ctrl-btn:hover {
    border-color: var(--link);
    color: var(--link);
    background: var(--accent-blue-soft);
}

/* Modal — mirrors .ms-modal */
.sp-modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    justify-content: center;
    align-items: center;
    z-index: 1000;
    animation: fadeIn 0.2s ease;
    padding: var(--space-md);
}

.sp-modal.show {
    display: flex;
}

.sp-modal-content {
    background: var(--canvas);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    text-align: left;
    position: relative;
    max-width: 480px;
    width: 100%;
    box-shadow: var(--shadow-level-5);
    max-height: 85vh;
    overflow-y: auto;
}

.sp-modal-close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    color: var(--mute);
    font-size: 24px;
    cursor: pointer;
    transition: color 0.2s ease;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

@media (pointer: coarse) {
    .sp-modal-close {
        width: 44px;
        height: 44px;
    }
}

.sp-modal-close:hover {
    color: var(--ink);
    background: var(--canvas-soft);
}

.sp-modal-title {
    text-align: center;
    margin-bottom: var(--space-lg);
    font-size: 24px;
    color: var(--ink);
    font-weight: 600;
    letter-spacing: -0.6px;
}

.sp-help-section {
    margin-bottom: var(--space-lg);
}

.sp-help-section h4 {
    font-size: 16px;
    color: var(--link);
    margin-bottom: var(--space-xs);
    font-weight: 600;
}

.sp-help-section p {
    font-size: 14px;
    color: var(--body);
    line-height: 1.6;
}

.sp-help-section ul {
    font-size: 14px;
    color: var(--body);
    line-height: 1.6;
    padding-left: 20px;
}

.sp-help-section li {
    margin-bottom: 4px;
}

.sp-help-section kbd {
    display: inline-block;
    background: var(--canvas);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 12px;
    border: 1px solid var(--hairline);
    box-shadow: 0 1px 0 var(--hairline);
}

.sp-modal-result {
    text-align: center;
}

.sp-result-icon {
    font-size: 56px;
    margin-bottom: var(--space-md);
    line-height: 1;
}

.sp-result-text {
    font-size: 16px;
    color: var(--mute);
    margin-bottom: var(--space-lg);
    font-family: var(--font-mono);
}

/* Toast — short feedback for invalid moves */
.sp-toast {
    position: fixed;
    left: 50%;
    bottom: var(--space-3xl);
    transform: translateX(-50%) translateY(20px);
    background: var(--ink);
    color: var(--on-primary);
    padding: 10px 18px;
    border-radius: var(--radius-pill);
    font-size: 13px;
    font-weight: 500;
    box-shadow: var(--shadow-level-4);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
    z-index: 1100;
    max-width: 90vw;
}

.sp-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 900px) {
    .sp-tableau {
        grid-template-columns: repeat(10, 44px);
        gap: 6px;
    }

    .sp-card {
        --card-w: 44px;
        --card-h: 62px;
    }

    .sp-card.face-down + .sp-card {
        margin-top: -52px;
    }

    .sp-card.face-down + .sp-card.face-down {
        margin-top: -56px;
    }

    .sp-card-rank {
        font-size: 12px;
    }

    .sp-card-suit {
        font-size: 18px;
    }

    .sp-card.face-up::after {
        font-size: 10px;
    }

    .sp-foundation,
    .sp-stock {
        width: 44px;
        height: 62px;
    }

    .sp-foundation-suit {
        font-size: 20px;
    }

    .sp-stock-count {
        font-size: 18px;
    }
}

@media (max-width: 600px) {
    .sp-status-bar {
        gap: var(--space-sm);
        padding: var(--space-xs) var(--space-md);
    }

    .sp-status-value {
        font-size: 14px;
    }

    .sp-top-row {
        justify-content: center;
        gap: var(--space-sm);
    }

    .sp-foundations {
        justify-content: center;
    }

    .sp-tableau {
        grid-template-columns: repeat(10, 38px);
        gap: 4px;
    }

    .sp-card {
        --card-w: 38px;
        --card-h: 54px;
    }

    .sp-card.face-down + .sp-card {
        margin-top: -44px;
    }

    .sp-card.face-down + .sp-card.face-down {
        margin-top: -48px;
    }

    .sp-card-rank {
        font-size: 11px;
    }

    .sp-card-suit {
        font-size: 16px;
    }

    /* Hide bottom-right rank echo on small screens to avoid crowding */
    .sp-card.face-up::after {
        display: none;
    }

    .sp-foundation,
    .sp-stock {
        width: 38px;
        height: 54px;
    }

    .sp-foundation-suit {
        font-size: 16px;
    }

    .sp-foundation-rank {
        font-size: 9px;
        top: 4px;
        right: 4px;
    }

    .sp-stock-count {
        font-size: 15px;
    }

    .sp-stock-label {
        font-size: 9px;
    }
}

@media (max-width: 420px) {
    .sp-tableau {
        grid-template-columns: repeat(10, 32px);
        gap: 3px;
    }

    .sp-card {
        --card-w: 32px;
        --card-h: 46px;
    }

    .sp-card.face-down + .sp-card {
        margin-top: -36px;
    }

    .sp-card.face-down + .sp-card.face-down {
        margin-top: -40px;
    }

    .sp-card-rank {
        font-size: 10px;
    }

    .sp-card-suit {
        font-size: 13px;
    }

    .sp-foundation,
    .sp-stock {
        width: 32px;
        height: 46px;
    }

    .sp-foundation-suit {
        font-size: 14px;
    }

    .sp-foundation-rank {
        display: none;
    }

    .sp-stock-count {
        font-size: 13px;
    }
}

/* Touch targets: increase tap area on coarse pointers */
@media (pointer: coarse) {
    .sp-card {
        cursor: pointer;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .sp-card:active,
    .sp-icon-btn:active,
    .sp-stock:active {
        transform: none;
    }

    .sp-card.selected {
        transform: none;
    }
}