:root,
[data-theme="dark"] {
    /* Dark Pastel Casino Theme (Default) */
    --bg-color: #1a2421;
    /* Very dark green-gray */
    --surface-color: #2a3b32;
    /* Dark casino felt */
    --primary-color: #d88989;
    /* Pastel red / coral for accents */
    --primary-hover: #c47676;
    --text-color: #e0ece4;
    /* Light text */
    --text-muted: #8ba39a;
    --card-bg: #fdfbf7;
    /* Cards stay off-white for contrast */
    --card-back: #4a6b8c;
    /* Darker pastel blue card back */
    --table-border: #8b6e4e;
    /* Darker wood tone */
    --input-bg: #1e2b24;
    /* Rich dark input background */

    --border-radius: 16px;
    --spacing: 16px;
}

[data-theme="light"] {
    /* Light Pastel Casino Theme */
    --bg-color: #e0ece4;
    --surface-color: #8fbc8f;
    --primary-color: #d88989;
    --primary-hover: #c47676;
    --text-color: #2F4F4F;
    --text-muted: #5e7979;
    --card-bg: #fdfbf7;
    --card-back: #a2b9d4;
    --table-border: #d4b483;
    --input-bg: #fdfbf7;
    /* Light input background */
}

:root {
    --card-width: 80px;
    --card-height: 120px;
}

@media (min-width: 768px) {
    :root {
        --card-width: 120px;
        --card-height: 180px;
    }
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

.app-container {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: var(--spacing);
    border-bottom: 1px solid var(--surface-color);
    margin-bottom: calc(var(--spacing) * 2);
}

.logo {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
}

.icon-button {
    color: var(--text-color);
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s;
}

.icon-button:hover {
    background-color: var(--surface-color);
}

/* Main Area */
.game-area {
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* Stats */
.stats-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--surface-color);
    padding: calc(var(--spacing) * 1.5);
    border-radius: var(--border-radius);
    margin-bottom: calc(var(--spacing) * 2);
    border: 4px solid var(--table-border);
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.1), 0 4px 10px rgba(0, 0, 0, 0.1);
}

.stat-box {
    display: flex;
    flex-direction: column;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-color);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

.stat-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: white;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

.count-box {
    display: flex;
    align-items: center;
    gap: 12px;
}

.toggle-button {
    background: none;
    border: 1px solid var(--text-muted);
    color: var(--text-color);
    padding: 6px 12px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.2s;
}

.toggle-button:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.hidden-value {
    font-size: 1.5rem;
    font-weight: 600;
    min-width: 40px;
    text-align: center;
    opacity: 0;
    transition: opacity 0.3s;
}

.hidden-value.show {
    opacity: 1;
}

/* Table / Cards */
.table-center {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: calc(var(--spacing) * 2);
    position: relative;
    min-height: 250px;
}

.deck-area {
    position: relative;
    width: var(--card-width);
    height: var(--card-height);
    cursor: pointer;
    perspective: 1000px;
}

.deck-area:hover {
    transform: translateY(-2px);
    transition: transform 0.2s;
}

.card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(45deg,
            var(--card-back),
            var(--card-back) 10px,
            #84a1c2 10px,
            #84a1c2 20px);
    border-radius: 8px;
    border: 4px solid #fff;
    box-shadow: 2px 2px 8px rgba(0, 0, 0, 0.2);
}

.stacked-1 {
    transform: translate(-3px, 3px);
    z-index: -1;
}

.stacked-2 {
    transform: translate(-6px, 6px);
    z-index: -2;
}

.revealed-area {
    position: relative;
    width: var(--card-width);
    height: var(--card-height);
}

/* Drawn Card Styles */
.playing-card {
    position: absolute;
    width: var(--card-width);
    height: var(--card-height);
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 6px;
    font-weight: 700;
    font-size: 1rem;
    backface-visibility: hidden;
    overflow: hidden;

    /* Animation initial state */
    opacity: 0;
    transform: scale(0.5) translateX(-100%);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.playing-card.red {
    color: #D32F2F;
}

.playing-card.black {
    color: #212121;
}

.card-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.card-rank {
    font-size: 2rem;
    line-height: 1;
}

.card-suit {
    font-size: 2.5rem;
    line-height: 1;
}

@media (min-width: 768px) {
    .playing-card {
        padding: 8px;
        font-size: 1.2rem;
    }

    .card-rank {
        font-size: 2.5rem;
    }

    .card-suit {
        font-size: 3.5rem;
    }
}

/* Animation classes */
.card-enter {
    opacity: 1;
    transform: scale(1) translateX(0) rotate(var(--rot));
    z-index: var(--z);
}

.card-exit {
    opacity: 0;
    transform: translateX(50px) translateY(50px) rotate(45deg);
}


/* Actions */
.actions {
    display: flex;
    justify-content: center;
    padding-top: calc(var(--spacing) * 2);
}

.center-actions {
    margin-top: calc(var(--spacing) * 3);
}

.primary-button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 24px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
    font-family: inherit;
}

.primary-button:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
}

.primary-button:active {
    transform: translateY(0);
}

.danger-button {
    background-color: #c95c5c;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 24px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s;
    font-family: inherit;
    margin-left: 12px;
}

.danger-button:hover {
    background-color: #b54545;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(201, 92, 92, 0.4);
}

.danger-button:active {
    transform: translateY(0);
}

/* Settings */
.settings-area {
    background-color: var(--surface-color);
    padding: calc(var(--spacing) * 2);
    border-radius: var(--border-radius);
    border: 4px solid var(--table-border);
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.1), 0 4px 10px rgba(0, 0, 0, 0.1);
}

.setting-group {
    margin-bottom: calc(var(--spacing) * 2);
}

.setting-group h2 {
    font-size: 1.2rem;
    margin-bottom: 4px;
}

.subtitle {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: var(--spacing);
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.input-field {
    width: 100%;
    padding: 10px 14px;
    border-radius: 8px;
    border: 2px solid var(--text-muted);
    background-color: var(--input-bg);
    color: var(--text-color);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
}

.input-field:focus {
    outline: none;
    border-color: var(--primary-hover);
    box-shadow: 0 0 0 3px rgba(216, 137, 137, 0.3);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
    gap: 12px;
}

.value-item.card-style {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    background-color: var(--card-bg);
    color: #212121;
    padding: 10px 6px;
    border-radius: 6px;
    height: 100px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    transition: transform 0.2s;
}

.value-item.card-style:hover {
    transform: translateY(-2px);
}

.card-rank-label {
    align-self: flex-start;
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1;
    margin-left: 4px;
}

.card-style .small-input {
    width: 100%;
    margin-top: auto;
    text-align: center;
    background-color: #e8e8e8;
    border: 1px solid #ccc;
    color: #212121;
    padding: 6px 4px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 1.1rem;
    -moz-appearance: textfield;
}

.card-style .small-input::-webkit-outer-spin-button,
.card-style .small-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.card-style .small-input:focus {
    border-color: var(--primary-color);
    background-color: #fff;
    outline: none;
}