/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Game color palette */
    --bg-primary: #0a0a0f;
    --bg-secondary: #1a1a2e;
    --bg-tertiary: #16213e;
    --accent-primary: #e94560;
    --accent-secondary: #f39c12;
    --accent-tertiary: #2ecc71;
    --text-primary: #ffffff;
    --text-secondary: #b8bcc8;
    --text-muted: #6c7293;
    --border-color: #2d3748;
    --shadow-primary: rgba(233, 69, 96, 0.3);
    --shadow-secondary: rgba(0, 0, 0, 0.5);

    /* Entity colors */
    --rock-color: #8b4513;
    --paper-color: #f4f4f4;
    --scissors-color: #c0392b;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

body {
    font-family:
        "Inter",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        sans-serif;
    background: linear-gradient(
        135deg,
        var(--bg-primary) 0%,
        var(--bg-secondary) 100%
    );
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Game container */
.game-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.game-header {
    background: rgba(26, 26, 46, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-lg) var(--spacing-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.game-title {
    font-family: "Orbitron", monospace;
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.title-icon {
    font-size: 2rem;
    animation: pulse 2s ease-in-out infinite;
}

.title-subtitle {
    font-size: 1rem;
    font-weight: 400;
    color: var(--accent-primary);
    margin-left: var(--spacing-sm);
}

.battle-stats {
    display: flex;
    gap: var(--spacing-lg);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(233, 69, 96, 0.1);
    border: 1px solid var(--accent-primary);
    border-radius: var(--radius-md);
}

.stat-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-xs);
}

.stat-value {
    display: block;
    font-family: "Orbitron", monospace;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent-primary);
}

/* Main game area */
.game-main {
    flex: 1;
    display: flex;
    gap: var(--spacing-xl);
    padding: var(--spacing-xl);
    align-items: flex-start;
}

.canvas-container {
    flex: 1;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.predict-winner-title {
    font-family: 'Orbitron', monospace;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
    text-align: center;
}

/* Entity Selection */
.entity-selection {
    display: flex;
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    justify-content: center;
}

.entity-choice {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg) var(--spacing-xl);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all 0.3s ease;
    min-width: 120px;
}

.entity-choice:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(233, 69, 96, 0.3);
}

.entity-choice.selected {
    border-color: var(--accent-primary);
    background: linear-gradient(135deg, var(--accent-primary) 0%, #c0392b 100%);
    box-shadow: 0 0 20px rgba(233, 69, 96, 0.5);
}

.choice-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xs);
}

.choice-name {
    font-family: 'Orbitron', monospace;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.entity-selection.hidden {
    display: none;
}

canvas {
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: radial-gradient(circle at center, #1a1a2e 0%, #0a0a0f 100%);
    box-shadow:
        0 0 50px var(--shadow-primary),
        inset 0 0 50px rgba(0, 0, 0, 0.3);
    /* Fixed canvas size with responsive scaling */
    width: 600px;
    height: 600px;
    max-width: 100%;
    /* Maintain aspect ratio when scaling */
    object-fit: contain;
}

/* Control panel */
.control-panel {
    width: 320px;
    background: rgba(26, 26, 46, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    height: fit-content;
    position: sticky;
    top: calc(80px + var(--spacing-xl));
}

.panel-section {
    margin-bottom: var(--spacing-xl);
}

.panel-section:last-child {
    margin-bottom: 0;
}

.section-title {
    font-family: "Orbitron", monospace;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Entity controls */
.entity-control {
    margin-bottom: var(--spacing-lg);
}

.entity-control:last-child {
    margin-bottom: 0;
}

.entity-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.entity-icon {
    font-size: 1.25rem;
    margin-right: var(--spacing-sm);
}

.entity-name {
    flex: 1;
    font-weight: 600;
    color: var(--text-primary);
}

.entity-count {
    font-family: "Orbitron", monospace;
    font-weight: 700;
    color: var(--accent-secondary);
    background: rgba(243, 156, 18, 0.1);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    min-width: 3rem;
    text-align: center;
}

.entity-slider {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--bg-tertiary);
    outline: none;
    -webkit-appearance: none;
    position: relative;
}

.entity-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent-primary);
    cursor: pointer;
    box-shadow: 0 0 10px rgba(233, 69, 96, 0.5);
    transition: all 0.2s ease;
}

.entity-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
    box-shadow: 0 0 15px rgba(233, 69, 96, 0.8);
}

.entity-slider::-webkit-slider-thumb:active {
    transform: scale(0.95);
    box-shadow: 0 0 20px rgba(233, 69, 96, 1);
}

.entity-slider::-moz-range-thumb {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--accent-primary);
    cursor: pointer;
    border: none;
    box-shadow: 0 0 10px rgba(233, 69, 96, 0.5);
    transition: all 0.2s ease;
}

/* Setting controls */
.setting-control {
    margin-bottom: var(--spacing-lg);
}

.setting-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.setting-icon {
    font-size: 1.25rem;
    margin-right: var(--spacing-sm);
}

.setting-name {
    flex: 1;
    font-weight: 600;
    color: var(--text-primary);
}

.setting-value {
    font-family: "Orbitron", monospace;
    font-weight: 700;
    color: var(--accent-tertiary);
    background: rgba(46, 204, 113, 0.1);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    min-width: 3rem;
    text-align: center;
}

.setting-slider {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--bg-tertiary);
    outline: none;
    -webkit-appearance: none;
}

.setting-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent-tertiary);
    cursor: pointer;
    box-shadow: 0 0 10px rgba(46, 204, 113, 0.5);
    transition: all 0.2s ease;
}

.setting-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
    box-shadow: 0 0 15px rgba(46, 204, 113, 0.8);
}

.setting-slider::-webkit-slider-thumb:active {
    transform: scale(0.95);
    box-shadow: 0 0 20px rgba(46, 204, 113, 1);
}

.setting-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent-tertiary);
    cursor: pointer;
    border: none;
    box-shadow: 0 0 10px rgba(46, 204, 113, 0.5);
    transition: all 0.2s ease;
}

/* Action button */
.action-btn {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-family: "Inter", sans-serif;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.action-btn.primary {
    background: linear-gradient(135deg, var(--accent-primary) 0%, #c0392b 100%);
    color: var(--text-primary);
    box-shadow: 0 4px 20px rgba(233, 69, 96, 0.3);
}

.action-btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(233, 69, 96, 0.4);
}

.action-btn.primary:active {
    transform: translateY(0);
    background: linear-gradient(135deg, #d63447 0%, #a93226 100%);
}

.action-btn.secondary {
    background: linear-gradient(135deg, var(--accent-secondary) 0%, #e67e22 100%);
    color: var(--text-primary);
    box-shadow: 0 4px 20px rgba(243, 156, 18, 0.3);
    margin-bottom: var(--spacing-md);
}

.action-btn.secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(243, 156, 18, 0.4);
}

.action-btn.secondary:active {
    transform: translateY(0);
    background: linear-gradient(135deg, #e67e22 0%, #d35400 100%);
}

.action-btn.secondary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: 0 4px 20px rgba(243, 156, 18, 0.2);
}

/* Touch feedback for mobile interactions */
.entity-control:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
}

.setting-control:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
}

/* Enhanced button press feedback */
.action-btn:active {
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.3);
}

/* Touch ripple effect for controls */
.entity-header:active,
.setting-header:active {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    transition: background 0.2s ease;
}

.btn-icon {
    font-size: 1.2rem;
    animation: rotate 2s ease-in-out infinite;
}

/* Animations */
@keyframes pulse {
    0%,
    100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

@keyframes rotate {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

@keyframes glow {
    0%,
    100% {
        box-shadow: 0 0 10px rgba(233, 69, 96, 0.3);
    }
    50% {
        box-shadow: 0 0 25px rgba(233, 69, 96, 0.6);
    }
}

/* Space crunch styling */
.space-crunch-active {
    animation: spaceCrunchPulse 1s ease-in-out infinite;
}

.space-crunch-active .stat-value {
    color: #e94560 !important;
    font-weight: 900;
}

@keyframes spaceCrunchPulse {
    0%,
    100% {
        border-color: var(--accent-primary);
        box-shadow: 0 0 10px rgba(233, 69, 96, 0.3);
    }
    50% {
        border-color: #ff6b6b;
        box-shadow: 0 0 20px rgba(233, 69, 96, 0.8);
    }
}

/* Responsive design */
@media (max-width: 1200px) {
    .game-main {
        flex-direction: column;
        align-items: center;
    }

    .control-panel {
        width: 100%;
        max-width: 600px;
        position: static;
    }

    /* Canvas responsive scaling handled by base canvas styles */
}

@media (max-width: 768px) {
    .game-header {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
        padding: var(--spacing-md);
    }

    .game-title {
        font-size: 1.5rem;
    }

    .title-subtitle {
        font-size: 0.875rem;
    }

    .game-main {
        padding: var(--spacing-md);
    }

    /* Canvas responsive scaling handled by base canvas styles */

    .predict-winner-title {
        font-size: 1.2rem;
        letter-spacing: 0.5px;
    }

    /* Mobile font scaling */
    .section-title {
        font-size: 0.875rem;
    }

    .entity-name,
    .setting-name {
        font-size: 0.875rem;
    }

    .entity-count,
    .setting-value {
        font-size: 0.875rem;
        padding: 0.125rem 0.375rem;
    }

    .stat-label {
        font-size: 0.625rem;
    }

    .stat-value {
        font-size: 1rem;
    }

    .action-btn {
        font-size: 0.875rem;
        padding: var(--spacing-sm) var(--spacing-md);
    }

    /* Improve spacing on mobile */
    .entity-control,
    .setting-control {
        margin-bottom: var(--spacing-md);
    }

    .panel-section {
        margin-bottom: var(--spacing-md);
    }
}