/* ============================================
   RUG PULL RUN - Design System
   ============================================ */

*, *::before, *::after {
    box-sizing: border-box;
}

:root {
    /* Safe areas */
    --safe-left: env(safe-area-inset-left, 0px);
    --safe-right: env(safe-area-inset-right, 0px);
    --safe-top: env(safe-area-inset-top, 0px);
    --safe-bottom: env(safe-area-inset-bottom, 0px);

    /* Base brand colors */
    --color-base-blue: #4A90D9;
    --color-base-blue-hover: #3A7BC8;
    --color-base-blue-active: #2A6BB8;
    --color-base-dark: #1E3A5F;
    --color-base-light: #E8F0F8;

    /* Background colors */
    --color-bg-start: #C4D4E8;
    --color-bg-end: #E8EFF8;
    --color-bg-card: rgba(230, 238, 248, 0.95);

    /* Neutral palette */
    --color-white: #FFFFFF;
    --color-gray-50: #F7F9FC;
    --color-gray-100: #E8EAED;
    --color-gray-200: #D1D5DB;
    --color-gray-300: #9CA3AF;
    --color-gray-400: #6B7280;
    --color-gray-500: #4B5563;
    --color-gray-600: #374151;
    --color-gray-700: #1F2937;

    /* Semantic colors */
    --color-success: #22C55E;
    --color-warning: #F59E0B;
    --color-error: #DC3545;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.7rem;
    --font-size-sm: 0.8rem;
    --font-size-base: 0.95rem;
    --font-size-lg: 1.1rem;
    --font-size-xl: 1.3rem;
    --font-size-2xl: 1.6rem;
    --font-size-3xl: 2.2rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;

    /* Border radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.25rem;

    /* Shadows */
    --shadow-card: 0 8px 32px rgba(30, 58, 95, 0.15), 0 2px 8px rgba(30, 58, 95, 0.1);
    --shadow-button: 0 4px 12px rgba(74, 144, 217, 0.3);
    --shadow-button-hover: 0 6px 16px rgba(74, 144, 217, 0.4);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
}

/* ============================================
   Base Styles
   ============================================ */

html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--color-gray-700);
    background: linear-gradient(180deg, var(--color-bg-start) 0%, var(--color-bg-end) 100%);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Game Container
   ============================================ */

.game-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3);
    padding-top: calc(var(--space-3) + var(--safe-top));
    padding-bottom: calc(var(--space-3) + var(--safe-bottom));
    padding-left: calc(var(--space-3) + var(--safe-left));
    padding-right: calc(var(--space-3) + var(--safe-right));
    background: transparent;
}

/* Game Card - Glass effect wrapper */
.game-card {
    position: relative;
    width: 100%;
    height: 100%;
    max-width: 600px;
    background:
        /* Curved decorative lines */
        radial-gradient(ellipse 200% 100% at 0% 30%, transparent 60%, rgba(180, 195, 215, 0.15) 61%, transparent 62%),
        radial-gradient(ellipse 200% 100% at 100% 70%, transparent 60%, rgba(180, 195, 215, 0.15) 61%, transparent 62%),
        radial-gradient(ellipse 150% 80% at 20% 90%, transparent 50%, rgba(180, 195, 215, 0.12) 51%, transparent 52%),
        /* Subtle grid pattern */
        repeating-linear-gradient(0deg, rgba(160, 180, 200, 0.08) 0, rgba(160, 180, 200, 0.08) 1px, transparent 1px, transparent 20px),
        repeating-linear-gradient(90deg, rgba(160, 180, 200, 0.08) 0, rgba(160, 180, 200, 0.08) 1px, transparent 1px, transparent 20px),
        /* Base gradient */
        linear-gradient(180deg, rgba(200, 215, 235, 0.95) 0%, rgba(220, 230, 245, 0.98) 30%, rgba(235, 242, 250, 0.98) 70%, rgba(240, 245, 252, 0.98) 100%);
    background-size: 100% 100%, 100% 100%, 100% 100%, 20px 20px, 20px 20px, 100% 100%;
    border: 1px solid rgba(255, 255, 255, 0.7);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-card);
    overflow: hidden;
}

/* Game UI Overlay */
.game-ui {
    position: absolute;
    top: var(--space-4);
    left: var(--space-4);
    right: var(--space-4);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    z-index: 10;
    pointer-events: none;
}

.game-ui-left,
.game-ui-right {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    pointer-events: auto;
}

.game-ui-left {
    flex-direction: row;
    align-items: center;
    gap: var(--space-2);
}

.game-ui-right {
    align-items: flex-end;
}

/* UI Badges */
.ui-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(245, 248, 252, 0.98) 100%);
    border: 1px solid rgba(74, 144, 217, 0.15);
    border-radius: 20px;
    box-shadow: 0 2px 8px rgba(30, 58, 95, 0.1);
    color: var(--color-gray-700);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: 600;
    white-space: nowrap;
}

.ui-badge-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    color: var(--color-base-blue);
}

.ui-badge-icon-img {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    object-fit: contain;
}

.ui-badge-text {
    font-weight: 500;
    color: var(--color-gray-600);
}

.ui-badge-value {
    font-weight: 700;
    color: var(--color-gray-700);
    font-variant-numeric: tabular-nums;
}

/* Score badge - blue style */
.ui-badge-score {
    background: linear-gradient(180deg, #6BA8E8 0%, #5A98D8 50%, #4A88C8 100%);
    border: 1px solid rgba(255, 255, 255, 0.4);
    box-shadow: 0 3px 10px rgba(74, 144, 217, 0.35);
    color: white;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.ui-badge-score .ui-badge-text,
.ui-badge-score .ui-badge-value {
    color: white;
}

/* Best value text */
.ui-best-text {
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    text-align: right;
    padding: var(--space-1) var(--space-2);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 4px;
    position: relative;
}

.ui-best-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* BEST: label */
.ui-best-text span.best-label {
    font-weight: 500;
}

/* BEST number — fixed width so layout never shifts */
#game-best {
    font-weight: 800;
    font-size: var(--font-size-base);
    color: var(--color-gray-700);
    font-variant-numeric: tabular-nums;
    min-width: 3.5ch;
    display: inline-block;
    text-align: left;
}

/* NEW label — isolated from layout with opacity-only animation */
#new-record-label {
    font-weight: 800;
    font-size: 0.65rem;
    color: #f59e0b;
    text-shadow: 0 0 6px rgba(245,158,11,0.6);
    animation: newRecordPulse 0.8s ease-in-out infinite alternate;
    white-space: nowrap;
    letter-spacing: 0.05em;
    will-change: opacity;
}

@keyframes newRecordPulse {
    from { opacity: 0.5; }
    to   { opacity: 1; }
}

/* Pause Button */
.pause-btn {
    width: 40px;
    height: 40px;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(74, 144, 217, 0.2);
    border-radius: var(--radius-lg);
    color: var(--color-base-dark);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pause-btn:hover {
    background: var(--color-white);
    transform: scale(1.05);
}

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

.pause-btn.hidden {
    display: none !important;
}

@media (max-width: 768px) {
    .pause-btn {
        display: flex;
    }
}

#board {
    display: block;
    width: 100%;
    height: 100%;
    border-radius: var(--radius-lg);
    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
    position: relative;
    z-index: 1;
}

/* Game Platform - now drawn in canvas, hide DOM element */
.game-platform {
    display: none;
}

.platform-glow {
    display: none;
}

/* Game Over Overlay - Full Screen */
.game-over-overlay {
    position: absolute;
    inset: 0;
    background: rgba(70, 70, 70, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    pointer-events: auto;
}

.game-over-overlay.hidden {
    display: none;
}

.game-over-content {
    text-align: center;
    padding: var(--space-6);
}

.game-over-text {
    font-family: "Inter", Arial, sans-serif;
    font-size: clamp(28px, 8vw, 42px);
    font-weight: 700;
    color: #d11c1c;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    margin-bottom: var(--space-3);
}

.game-over-restart {
    font-family: "Inter", Arial, sans-serif;
    font-size: clamp(14px, 4vw, 18px);
    font-weight: 600;
    color: #f3f3f3;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
}

/* Mobile responsive */
@media (max-width: 480px) {
    .game-container {
        padding: var(--space-2);
        padding-top: calc(var(--space-2) + var(--safe-top));
        padding-bottom: calc(var(--space-2) + var(--safe-bottom));
    }
    
    .game-card {
        border-radius: var(--radius-xl);
    }
    
    .game-ui {
        top: var(--space-3);
        left: var(--space-3);
        right: var(--space-3);
    }
    
    .ui-badge {
        padding: var(--space-1) var(--space-2);
        font-size: var(--font-size-xs);
    }
    
    .ui-badge-icon,
    .ui-badge-icon-img {
        width: 16px;
        height: 16px;
    }
    
    .pause-btn {
        width: 36px;
        height: 36px;
    }
    
    .ui-best-text {
        font-size: var(--font-size-xs);
    }
    
    .ui-best-icon {
        width: 14px;
        height: 14px;
    }
}

/* ============================================
   Overlay System
   ============================================ */

.overlay {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    padding-top: calc(var(--space-4) + var(--safe-top));
    padding-bottom: calc(var(--space-4) + var(--safe-bottom));
    padding-left: calc(var(--space-4) + var(--safe-left));
    padding-right: calc(var(--space-4) + var(--safe-right));
    z-index: 50;
    overflow-y: auto;
}

.overlay.hidden {
    display: none !important;
}

.overlay-dimmed {
    background: rgba(200, 210, 230, 0.7);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

/* ============================================
   Overlay Background
   ============================================ */

.overlay-bg {
    position: absolute;
    inset: 0;
    background: 
        /* Subtle grid pattern */
        linear-gradient(rgba(74, 144, 217, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(74, 144, 217, 0.03) 1px, transparent 1px),
        /* Curved lines */
        radial-gradient(ellipse 150% 100% at 20% 0%, transparent 70%, rgba(255, 255, 255, 0.4) 71%, transparent 72%),
        radial-gradient(ellipse 120% 80% at 80% 100%, transparent 75%, rgba(255, 255, 255, 0.3) 76%, transparent 77%),
        /* Base gradient */
        linear-gradient(180deg, var(--color-bg-start) 0%, var(--color-bg-end) 100%);
    background-size: 30px 30px, 30px 30px, 100% 100%, 100% 100%, 100% 100%;
    pointer-events: none;
}

/* ============================================
   Coin Decoration
   ============================================ */

.coin-decoration {
    position: fixed;
    top: calc(var(--space-6) + var(--safe-top));
    right: calc(var(--space-6) + var(--safe-right));
    z-index: 51;
    pointer-events: none;
}

.coin-deco {
    position: absolute;
    width: 48px;
    height: 48px;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.coin-deco-1 {
    top: 0;
    right: 0;
    z-index: 3;
}

.coin-deco-2 {
    top: 12px;
    right: 24px;
    z-index: 2;
    opacity: 0.9;
    transform: scale(0.9);
}

.coin-deco-3 {
    top: 22px;
    right: 48px;
    z-index: 1;
    opacity: 0.8;
    transform: scale(0.8);
}

@media (max-width: 480px) {
    .coin-decoration {
        top: calc(var(--space-4) + var(--safe-top));
        right: calc(var(--space-4) + var(--safe-right));
    }
    
    .coin-deco {
        width: 36px;
        height: 36px;
    }
    
    .coin-deco-2 {
        top: 8px;
        right: 18px;
    }
    
    .coin-deco-3 {
        top: 16px;
        right: 36px;
    }
}

/* ============================================
   Glass Card
   ============================================ */

.glass-card {
    position: relative;
    width: 100%;
    max-width: 420px;
    background: var(--color-bg-card);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-card);
    overflow: visible;
}

/* Corner decorations */
.card-corner {
    position: absolute;
    width: 12px;
    height: 12px;
    border: 2px solid rgba(74, 144, 217, 0.3);
    pointer-events: none;
}

.card-corner-tl {
    top: 8px;
    left: 8px;
    border-right: none;
    border-bottom: none;
    border-radius: 4px 0 0 0;
}

.card-corner-tr {
    top: 8px;
    right: 8px;
    border-left: none;
    border-bottom: none;
    border-radius: 0 4px 0 0;
}

.card-corner-bl {
    bottom: 8px;
    left: 8px;
    border-right: none;
    border-top: none;
    border-radius: 0 0 0 4px;
}

.card-corner-br {
    bottom: 8px;
    right: 8px;
    border-left: none;
    border-top: none;
    border-radius: 0 0 4px 0;
}

/* Card Header */
.card-header {
    padding: var(--space-8) var(--space-6) var(--space-4);
    text-align: center;
}

.card-title {
    margin: 0;
    font-size: var(--font-size-3xl);
    font-weight: 800;
    letter-spacing: 0.02em;
    color: var(--color-base-dark);
}

.card-title-pause {
    color: var(--color-gray-600);
}

.card-subtitle {
    margin: var(--space-3) 0 0;
    font-size: var(--font-size-xl);
    font-weight: 400;
    color: var(--color-gray-500);
    letter-spacing: 0.01em;
}

/* Wallet Badge */
.wallet-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    margin: var(--space-3) 0 0;
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-sm);
    font-weight: 500;
    font-family: 'SF Mono', 'Fira Code', monospace;
    color: var(--color-gray-600);
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(74, 144, 217, 0.2);
    border-radius: 20px;
}

.wallet-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--color-success);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Card Body */
.card-body {
    padding: var(--space-4) var(--space-6);
}

.menu-body {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

/* Card Rules */
.card-rules {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid rgba(74, 144, 217, 0.1);
}

.rules-title {
    margin: 0 0 var(--space-2);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-gray-600);
}

.rules-list {
    margin: 0;
    padding-left: var(--space-5);
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    line-height: 1.6;
}

.rules-list li {
    margin-bottom: var(--space-1);
}

/* Card Ground Line */
.card-ground {
    height: 4px;
    margin: var(--space-4) var(--space-4) 0;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(74, 144, 217, 0.3) 10%, 
        rgba(74, 144, 217, 0.5) 50%, 
        rgba(74, 144, 217, 0.3) 90%, 
        transparent 100%
    );
    border-radius: 2px;
}

/* Card Footer */
.card-footer {
    padding: var(--space-4) var(--space-6) var(--space-6);
    text-align: center;
}

.helper-text {
    margin: 0;
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn:focus-visible {
    outline: 2px solid var(--color-base-blue);
    outline-offset: 2px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Primary Button - Match connect_wallet.png style */
.btn-primary {
    background: linear-gradient(180deg, #5A9FE8 0%, #4A8FD8 50%, #3A7FC8 100%);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 
        var(--shadow-button),
        inset 0 1px 0 rgba(255, 255, 255, 0.3),
        inset 0 -1px 0 rgba(0, 0, 0, 0.1);
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover:not(:disabled) {
    background: linear-gradient(180deg, #6AAFE8 0%, #5A9FE8 50%, #4A8FD8 100%);
    transform: translateY(-1px);
    box-shadow: var(--shadow-button-hover);
}

.btn-primary:active:not(:disabled) {
    background: linear-gradient(180deg, #4A8FD8 0%, #3A7FC8 50%, #2A6FB8 100%);
    transform: translateY(0);
}

/* Secondary Button */
.btn-secondary {
    background: rgba(255, 255, 255, 0.8);
    color: var(--color-gray-700);
    border: 1px solid rgba(74, 144, 217, 0.2);
}

.btn-secondary:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(74, 144, 217, 0.3);
}

/* Ghost Button */
.btn-ghost {
    background: rgba(255, 255, 255, 0.5);
    color: var(--color-gray-600);
    border: 1px solid rgba(74, 144, 217, 0.15);
}

.btn-ghost:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.7);
    border-color: rgba(74, 144, 217, 0.25);
}

/* Button sizes */
.btn-large {
    padding: var(--space-4) var(--space-5);
    font-size: var(--font-size-lg);
    border-radius: var(--radius-xl);
}

.btn-small {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    width: auto;
}

/* Coming soon badge */
.coming-soon {
    margin-left: auto;
    padding: var(--space-1) var(--space-2);
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: var(--color-gray-400);
    background: rgba(255, 255, 255, 0.6);
    border-radius: var(--radius-sm);
}

/* ============================================
   Check-in Section
   ============================================ */

.checkin-section {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(74, 144, 217, 0.1);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-2);
}

.checkin-badge {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    display: inline-block;
}

.checkin-badge.success {
    color: var(--color-success);
}

/* ============================================
   Responsive Adjustments
   ============================================ */

@media (max-width: 480px) {
    .overlay {
        padding: var(--space-3);
        padding-top: calc(var(--space-3) + var(--safe-top));
        padding-bottom: calc(var(--space-3) + var(--safe-bottom));
    }

    .glass-card {
        max-width: 100%;
        border-radius: var(--radius-xl);
    }

    .card-header {
        padding: var(--space-6) var(--space-4) var(--space-3);
    }

    .card-title {
        font-size: var(--font-size-2xl);
    }

    .card-subtitle {
        font-size: var(--font-size-lg);
    }

    .card-body {
        padding: var(--space-3) var(--space-4);
    }

    .card-rules {
        padding: var(--space-3) var(--space-4);
    }

    .card-footer {
        padding: var(--space-3) var(--space-4) var(--space-5);
    }

    .btn-large {
        padding: var(--space-3) var(--space-4);
        font-size: var(--font-size-base);
    }

    .card-corner {
        width: 10px;
        height: 10px;
    }
}

@media (min-width: 481px) and (min-height: 700px) {
    .glass-card {
        max-width: 440px;
    }
    
    .card-header {
        padding: var(--space-10) var(--space-8) var(--space-5);
    }
}

/* ============================================
   Utility Classes
   ============================================ */

.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ============================================
   Web3Modal Fix - Ensure all buttons are clickable
   ============================================ */

/* Main modal container */
w3m-modal {
    position: fixed !important;
    z-index: 999999 !important;
    pointer-events: auto !important;
}

/* Modal backdrop and content */
w3m-modal::part(modal),
w3m-modal::part(content),
w3m-modal::part(container) {
    pointer-events: auto !important;
}

/* All elements inside modal should be clickable */
w3m-modal * {
    pointer-events: auto !important;
}

/* Ensure body doesn't block when modal is open */
body:has(w3m-modal) {
    pointer-events: auto !important;
}

/* Fix for any overlay blocking */
.game-container,
.card,
.overlay {
    pointer-events: auto;
}

/* When Web3Modal is open, allow clicks through to it */
body.w3m-modal-open .game-container,
body.w3m-modal-open .card,
body.w3m-modal-open .overlay {
    pointer-events: none;
}

body.w3m-modal-open w3m-modal {
    pointer-events: auto !important;
}

/* ============================================
   COLLECTION UI
   ============================================ */

.collection-card {
    max-width: 400px;
    width: 90%;
}

.collection-title {
    font-size: var(--font-size-xl) !important;
    margin-bottom: 0.25rem !important;
}

.collection-coins {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: rgba(74, 144, 217, 0.15);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 0.5rem 1rem;
    border-radius: 999px;
    border: 1px solid rgba(74, 144, 217, 0.3);
    margin-top: 0.5rem;
}

.collection-coin-icon {
    width: 22px;
    height: 22px;
}

#collection-coins-count {
    font-weight: 700;
    font-size: var(--font-size-lg);
    color: var(--color-base-dark);
}

.collection-body {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
    max-height: 60vh;
    overflow-y: auto;
}

.collection-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    width: 100%;
}

.character-card {
    background: var(--color-white);
    border-radius: 1.5rem;
    padding: 0.75rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    box-shadow: var(--shadow-sm);
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.character-card.owned {
    border-color: rgba(74, 144, 217, 0.7);
}

.character-card.selected {
    border-color: rgba(74, 144, 217, 0.9);
    background: #ffffff;
}

.character-card.locked .character-name {
    color: rgba(255,255,255,0.75);
    font-size: 0.75rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
}
.character-card.locked .character-rarity {
    opacity: 0.7;
}

.character-card.locked {
    background: #1a1a2e;
    border-color: rgba(255,255,255,0.07);
    border-radius: 1.5rem;
    position: relative;
    overflow: hidden;
    /* spotlight CSS vars */
    --x: 50;
    --y: 50;
    --card-x: 50%;
    --card-y: 50%;
}

/* spotlight radial glow that follows cursor */
.character-card.locked::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(
        180px 180px at var(--card-x) var(--card-y),
        rgba(120, 100, 255, 0.18),
        transparent 70%
    );
    pointer-events: none;
    z-index: 1;
}

/* animated border glow */
.character-card.locked::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    border: 1.5px solid transparent;
    background: radial-gradient(
        120px 120px at var(--card-x) var(--card-y),
        rgba(160, 130, 255, 0.55),
        transparent 70%
    ) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: destination-out;
    mask-composite: exclude;
    pointer-events: none;
    z-index: 2;
}

.character-card.locked .character-image {
    position: relative;
    background: linear-gradient(160deg, #16162a 0%, #0e0e1a 100%);
    border-color: rgba(255,255,255,0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* real sprite shown as silhouette */
.character-card.locked .character-image .char-silhouette {
    width: 80%;
    height: 80%;
    object-fit: contain;
    filter: brightness(0) opacity(0.38);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    transition: filter 0.15s ease;
    pointer-events: none;
}

/* spotlight overlay inside image — illuminates silhouette on hover */
.character-card.locked .character-image .silhouette-glow {
    position: absolute;
    inset: 0;
    background: radial-gradient(
        100px 120px at var(--img-x, 50%) var(--img-y, 42%),
        rgba(180, 220, 255, 0.65),
        transparent 70%
    );
    mix-blend-mode: screen;
    z-index: 3;
    pointer-events: none;
    border-radius: inherit;
}

/* lock icon on top */
.character-card.locked .character-image::after {
    content: '🔒';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2.5rem;
    text-shadow: 0 2px 12px rgba(0,0,0,0.9);
    z-index: 10;
}

.character-image {
    width: 100%;
    aspect-ratio: 3/4;
    border-radius: 8px;
    overflow: hidden;
    background: linear-gradient(160deg, #f0f4ff 0%, #e4eaf8 100%);
    position: relative;
    border: 2px solid rgba(100, 120, 200, 0.2);
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.08), 0 2px 6px rgba(0,0,0,0.06);
}

/* owned card image area — blue tint matching collection-coins */
.character-card.owned .character-image,
.character-card.selected .character-image {
    background: rgba(74, 144, 217, 0.12);
    border-color: rgba(74, 144, 217, 0.35);
}

.character-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 6px;
    background: transparent;
}

.character-lock {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-md);
}

.lock-icon {
    font-size: 2rem;
}

.character-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.character-name {
    font-weight: 700;
    font-size: var(--font-size-base);
    color: var(--color-gray-700);
}

.character-rarity {
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: 0.125rem 0.5rem;
    border-radius: 999px;
    text-transform: uppercase;
}

.rarity-common {
    background: #9CA3AF;
    color: white;
}

.rarity-rare {
    background: #3B82F6;
    color: white;
}

.rarity-epic {
    background: #8B5CF6;
    color: white;
}

.rarity-legendary {
    background: linear-gradient(135deg, #F59E0B, #EF4444);
    color: white;
}

/* Close button in collection */
#collection-close-btn {
    width: 80%;
    max-width: 200px;
    padding: 0.75rem 1.5rem;
    margin: 0.5rem auto 0;
    display: block;
}

.character-btn {
    width: 100%;
    padding: 0.5rem;
    font-size: var(--font-size-sm);
}

.character-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.collection-hint {
    text-align: center;
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
    margin: 0;
}

/* Pulsing animation for Collection button */
@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(74, 144, 217, 0.3);
    }
    50% {
        box-shadow: 0 0 20px rgba(74, 144, 217, 0.8), 0 0 30px rgba(74, 144, 217, 0.4);
    }
}

.btn-pulse {
    animation: pulse-glow 2s ease-in-out infinite;
    border-color: var(--color-warning) !important;
    color: var(--color-warning) !important;
}

/* Start button disabled state */
#start-button.btn-locked {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

#start-button.btn-locked::after {
    content: ' 🔒';
}