/* Arcade Zone styles extracted from hobbies-games.html to avoid duplicating on each game page. */

/* ============================================
   CRITICAL FIX: Text Sharpness & Rendering
   ============================================ */
* {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* Prevent sub-pixel blur from transforms */
.game-container,
.game-card,
.score-display,
button {
    transform: translateZ(0);
    backface-visibility: hidden;
}

/* ============================================
   Layout & Spacing
   ============================================ */
/* body padding handled by global CSS */

main {
    /* padding-top handled by global CSS */
    min-height: calc(100vh - 80px);
}

header {
    z-index: 1000;
}

/* ============================================
   Dark Mode Support
   ============================================ */
[data-theme="dark"] body {
    background-color: #212842 !important;
    color: #e1d4c2 !important;
}

[data-theme="dark"] header {
    background-color: rgba(33, 40, 66, 0.95) !important;
    border-color: rgba(225, 212, 194, 0.1) !important;
}

[data-theme="dark"] .bg-white\/50 {
    background-color: rgba(255, 255, 255, 0.05) !important;
}

[data-theme="dark"] .border-chocolate\/10 {
    border-color: rgba(225, 212, 194, 0.1) !important;
}

[data-theme="dark"] .text-chocolate {
    color: #e1d4c2 !important;
}

[data-theme="dark"] .bg-chocolate {
    background-color: #e1d4c2 !important;
    color: #212842 !important;
}

[data-theme="dark"] .btn-skip {
    background-color: #ffffff !important;
    color: #212842 !important;
    border: 2px solid #ffffff;
}

[data-theme="dark"] .btn-skip:hover {
    background-color: #e1d4c2 !important;
    color: #212842 !important;
}

/* ============================================
   Game Container
   ============================================ */
.game-container {
    min-height: 450px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

canvas {
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
    max-width: 100%;
    height: auto;
    transition: all 0.3s ease;
    touch-action: none;
}

/* ============================================
   Game Selection Cards
   ============================================ */
.game-card {
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.game-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: left 0.5s;
}

.game-card:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: currentColor;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.game-card:hover::before {
    left: 100%;
}

.game-card:active {
    transform: translateY(-4px) scale(1.01);
}

/* ============================================
   Score Display
   ============================================ */
.score-display {
    font-size: 1.5rem;
    font-weight: bold;
    padding: 12px 24px;
    border-radius: 12px;
    background: rgba(0,0,0,0.2);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255,255,255,0.1);
    transition: all 0.3s ease;
}

/* ============================================
   SNAKE GAME - Enhanced with Animated Background
   ============================================ */
#snake-canvas {
    border: 3px solid currentColor;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    image-rendering: pixelated;
    position: relative;
}

#snake-canvas::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 40% 40%, rgba(120, 255, 198, 0.1) 0%, transparent 50%);
    animation: bg-float 8s ease-in-out infinite;
    pointer-events: none;
}

@keyframes bg-float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(10px, -10px) scale(1.05); }
    66% { transform: translate(-10px, 10px) scale(0.95); }
}

[data-theme="light"] #snake-canvas {
    background: linear-gradient(135deg, #f5f5f5 0%, #e0e0e0 100%);
    border-color: #362017;
}

/* ============================================
   BLOCK BREAKER - Enhanced with Animated Background
   ============================================ */
#breaker-canvas {
    border: 3px solid currentColor;
    background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
    position: relative;
}

#breaker-canvas::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 70%, rgba(168, 85, 247, 0.1) 0%, transparent 60%),
                radial-gradient(circle at 70% 30%, rgba(139, 92, 246, 0.1) 0%, transparent 60%);
    animation: bg-pulse 6s ease-in-out infinite;
    pointer-events: none;
}

@keyframes bg-pulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.1); }
}

[data-theme="light"] #breaker-canvas {
    background: linear-gradient(180deg, #f0f9ff 0%, #e0f2fe 100%);
    border-color: #362017;
}

/* ============================================
   SPACE INVADERS - Enhanced with Animated Background
   ============================================ */
#invaders-canvas {
    border: 3px solid currentColor;
    background: linear-gradient(180deg, #000000 0%, #0f0f23 100%);
    position: relative;
}

#invaders-canvas::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(255, 0, 0, 0.05) 0%, transparent 70%),
                radial-gradient(circle at 20% 80%, rgba(0, 255, 0, 0.05) 0%, transparent 70%),
                radial-gradient(circle at 80% 20%, rgba(0, 0, 255, 0.05) 0%, transparent 70%);
    animation: bg-stars 10s linear infinite;
    pointer-events: none;
}

@keyframes bg-stars {
    0% { transform: translateY(0); }
    100% { transform: translateY(-20px); }
}

[data-theme="light"] #invaders-canvas {
    background: linear-gradient(180deg, #1a1a1a 0%, #2d2d2d 100%);
    border-color: #362017;
}

/* ============================================
   2048 - Fixed Alignment & Enhanced
   ============================================ */
.merge-grid-container {
    position: relative;
    background: rgba(0,0,0,0.2);
    padding: 12px;
    border-radius: 12px;
    width: 340px;
    height: 340px;
    touch-action: none;
    overflow: hidden;
}

.merge-grid-container::before {
    content: '';
    position: absolute;
    top: 12px;
    left: 12px;
    right: 12px;
    bottom: 12px;
    background: radial-gradient(circle at 25% 25%, rgba(255, 255, 255, 0.03) 0%, transparent 50%),
                radial-gradient(circle at 75% 75%, rgba(255, 255, 255, 0.03) 0%, transparent 50%);
    animation: merge-bg-glow 4s ease-in-out infinite alternate;
    pointer-events: none;
    border-radius: 8px;
}

@keyframes merge-bg-glow {
    0% { opacity: 0.3; }
    100% { opacity: 0.6; }
}

.merge-grid-bg {
    display: grid;
    grid-template-columns: repeat(4, 70px);
    grid-template-rows: repeat(4, 70px);
    gap: 12px;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 12px;
    left: 12px;
}

#merge-tiles-layer {
    position: absolute;
    top: 12px;
    left: 12px;
    width: calc(100% - 24px);
    height: calc(100% - 24px);
    pointer-events: none;
}

.merge-cell-bg {
    background: rgba(255,255,255,0.05);
    border-radius: 8px;
}

.merge-tile {
    position: absolute;
    width: 70px;
    height: 70px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: bold;
    transition: transform 0.18s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.12s ease;
    will-change: transform, opacity;
    z-index: 10;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    border: 2px solid rgba(255,255,255,0.1);
    transform-origin: center center;
}

.merge-tile.new {
    animation: pop-in 0.22s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.merge-tile.merged {
    animation: pop-merge 0.24s ease-out;
    z-index: 20;
}

.merge-tile.moving {
    transition: transform 0.18s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes pop-in {
    0% { transform: translate3d(var(--x, 0), var(--y, 0), 0) scale(0); opacity: 0; }
    50% { transform: translate3d(var(--x, 0), var(--y, 0), 0) scale(1.1); opacity: 0.8; }
    100% { transform: translate3d(var(--x, 0), var(--y, 0), 0) scale(1); opacity: 1; }
}

@keyframes pop-merge {
    0% { transform: translate3d(var(--x, 0), var(--y, 0), 0) scale(1); box-shadow: 0 4px 8px rgba(0,0,0,0.2); }
    50% { transform: translate3d(var(--x, 0), var(--y, 0), 0) scale(1.3); box-shadow: 0 8px 16px rgba(0,0,0,0.4); }
    100% { transform: translate3d(var(--x, 0), var(--y, 0), 0) scale(1); box-shadow: 0 4px 8px rgba(0,0,0,0.2); }
}

@media (prefers-reduced-motion: reduce) {
    .merge-tile {
        transition: transform 0.08s ease, opacity 0.08s ease;
    }
    .merge-tile.new,
    .merge-tile.merged {
        animation: none;
    }
}

.tile-2 { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }
.tile-4 { background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%); }
.tile-8 { background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%); }
.tile-16 { background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%); }
.tile-32 { background: linear-gradient(135deg, #fa709a 0%, #fee140 100%); }
.tile-64 { background: linear-gradient(135deg, #30cfd0 0%, #330867 100%); }
.tile-128 { background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%); }
.tile-256 { background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 100%); }
.tile-512 { background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%); }
.tile-1024 { background: linear-gradient(135deg, #ff6e7f 0%, #bfe9ff 100%); }
.tile-2048 { background: linear-gradient(135deg, #e0c3fc 0%, #8ec5fc 100%); box-shadow: 0 0 20px #8ec5fc; }

/* ============================================
   Touch Controls
   ============================================ */
.touch-controls {
    display: none;
    gap: 8px;
    margin-top: 20px;
}

@media (max-width: 768px) {
    .touch-controls {
        display: grid;
        grid-template-areas:
            ". up ."
            "left . right"
            ". down .";
        grid-template-columns: 60px 60px 60px;
        grid-template-rows: 60px 60px 60px;
    }

    .touch-controls.horizontal {
        display: flex;
        justify-content: center;
        gap: 20px;
    }
}

.touch-btn {
    width: 60px;
    height: 60px;
    font-size: 24px;
    border-radius: 12px;
    background: rgba(255,255,255,0.1);
    border: 2px solid rgba(255,255,255,0.2);
    color: inherit;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    user-select: none;
    transition: all 0.15s ease;
    -webkit-tap-highlight-color: transparent;
}

.touch-btn:active {
    background: rgba(255,255,255,0.4);
    transform: scale(0.95);
    border-color: rgba(255,255,255,0.5);
}

.touch-btn.up { grid-area: up; }
.touch-btn.down { grid-area: down; }
.touch-btn.left { grid-area: left; }
.touch-btn.right { grid-area: right; }

.hidden { display: none !important; }

/* ============================================
   Arcade Hub: fixed CTA + achievements drawer
   ============================================ */

.arcade-cta {
    position: fixed;
    left: 50%;
    transform: translateX(-50%);
    bottom: calc(12px + env(safe-area-inset-bottom, 0px));
    z-index: 1100;
    pointer-events: none;
    max-width: calc(100vw - 24px);
}

.arcade-cta-link {
    pointer-events: auto;
    box-shadow: 0 10px 30px rgba(0,0,0,0.25);
}

.arcade-cta.is-hidden {
    display: none;
}

.arcade-achievements-root {
    position: fixed;
    left: 12px;
    bottom: calc(12px + env(safe-area-inset-bottom, 0px));
    z-index: 1200;
    max-width: calc(100vw - 24px);
}

.arcade-achievements-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    border-radius: 999px;
    border: 1px solid rgba(0,0,0,0.15);
    background: rgba(0,0,0,0.08);
    color: inherit;
    font-size: 14px;
    line-height: 1;
    cursor: pointer;
    user-select: none;
    pointer-events: auto;
}

.arcade-achievements-panel {
    position: fixed;
    left: 12px;
    bottom: calc(56px + 12px + env(safe-area-inset-bottom, 0px));
    width: min(420px, calc(100vw - 24px));
    padding: 12px;
    border-radius: 16px;
    border: 1px solid rgba(0,0,0,0.12);
    background: rgba(0,0,0,0.06);
    backdrop-filter: blur(10px);
    box-shadow: 0 16px 54px rgba(0,0,0,0.35);
    pointer-events: auto;
}

.arcade-achievements-panel.hidden {
    pointer-events: none;
}

.arcade-achievements-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 10px;
}

.arcade-ach-tab {
    padding: 8px 10px;
    border-radius: 999px;
    border: 1px solid rgba(0,0,0,0.15);
    background: rgba(0,0,0,0.06);
    color: inherit;
    font-size: 12px;
    cursor: pointer;
}

.arcade-ach-tab[aria-selected="true"] {
    background: rgba(0,0,0,0.12);
}

.arcade-achievements-list {
    display: grid;
    gap: 10px;
    max-height: min(60vh, 420px);
    overflow-y: auto;
    padding-right: 4px;
}

.arcade-ach-section {
    font-weight: 800;
    opacity: 0.85;
    margin: 8px 0 2px;
}

.arcade-progress-bar {
    height: 10px;
    border-radius: 999px;
    overflow: hidden;
    background: rgba(0,0,0,0.12);
    border: 1px solid rgba(0,0,0,0.08);
}

.arcade-progress-bar-fill {
    height: 100%;
    width: 0%;
    background: rgba(33, 40, 66, 0.8);
}

@media (max-width: 480px) {
    .arcade-achievements-root {
        left: 10px;
    }

    .arcade-achievements-panel {
        left: 10px;
        width: calc(100vw - 20px);
    }
}