:root {
    --bg-main: #4a157d;
    --bg-accent: #ffab40;
    --text-light: #ffffff;
    --text-dark: #2c3e50;
    --primary-font: 'Fredoka', sans-serif;
    --secondary-font: 'Outfit', sans-serif;

    /* Card Gradients */
    --grad-purple: linear-gradient(135deg, #a78bfa, #7c3aed);
    --grad-orange: linear-gradient(135deg, #fb923c, #ea580c);
    --grad-brown: linear-gradient(135deg, #b45309, #78350f);
    --grad-teal: linear-gradient(135deg, #2dd4bf, #0d9488);
    --grad-pink: linear-gradient(135deg, #f472b6, #db2777);
    --grad-yellow: linear-gradient(135deg, #facc15, #ca8a04);
    --grad-blue: linear-gradient(135deg, #60a5fa, #2563eb);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
}

body {
    font-family: var(--primary-font);
    background-color: var(--bg-main);
    color: var(--text-light);
    min-height: 100vh;
    overflow-x: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    transition: background-color 0.6s ease;
}

body.theme-girl {
    --bg-main: #701a75; /* Vibrant pink/magenta theme */
    --bg-accent: #f472b6;
}

body.theme-boy {
    --bg-main: #1e3a8a; /* Vibrant ocean blue theme */
    --bg-accent: #38bdf8;
}

/* Floating Blobs Background */
.bg-blobs {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(40px);
    opacity: 0.15;
    animation: floatBlob 20s infinite ease-in-out;
}

.blob-1 {
    width: 300px;
    height: 300px;
    background-color: var(--bg-accent);
    top: -50px;
    left: -50px;
    animation-delay: 0s;
}

.blob-2 {
    width: 400px;
    height: 400px;
    background-color: #ec4899;
    bottom: -100px;
    right: -100px;
    animation-delay: -5s;
}

.blob-3 {
    width: 250px;
    height: 250px;
    background-color: #3b82f6;
    top: 40%;
    right: -50px;
    animation-delay: -10s;
}

.blob-4 {
    width: 350px;
    height: 350px;
    background-color: #10b981;
    bottom: 50%;
    left: -100px;
    animation-delay: -15s;
}

@keyframes floatBlob {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(30px, -40px) scale(1.15);
    }
}

/* App Container */
#app-container {
    width: 100%;
    max-width: 1200px;
    min-height: 100vh;
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 10;
}

/* Screens */
.screen {
    display: none;
    width: 100%;
    animation: fadeIn 0.4s ease-out forwards;
}

.screen.active {
    display: flex;
    flex-direction: column;
    align-items: center;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Character Selection Screen */
.logo-container {
    margin-bottom: 20px;
}

.kids-logo {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--text-light);
    letter-spacing: 2px;
    text-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

.kids-logo span {
    color: var(--bg-accent);
}

.screen-title {
    font-size: 2.2rem;
    margin-bottom: 40px;
    text-align: center;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.character-cards {
    display: flex;
    gap: 40px;
    justify-content: center;
    width: 100%;
    max-width: 600px;
}

.char-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 4px solid rgba(255, 255, 255, 0.2);
    border-radius: 24px;
    padding: 25px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    width: 100%;
    max-width: 220px;
    text-align: center;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.char-card:hover {
    transform: translateY(-10px) scale(1.05);
    border-color: var(--bg-accent);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.char-avatar-container {
    width: 130px;
    height: 130px;
    margin: 0 auto 15px auto;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    padding: 5px;
    overflow: hidden;
}

.avatar-svg {
    width: 100%;
    height: 100%;
}

.char-name {
    font-size: 1.6rem;
    color: var(--text-light);
}

/* Game Hub Screen */
.hub-header {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    padding-bottom: 15px;
    border-bottom: 3px dashed rgba(255, 255, 255, 0.15);
}

.hub-logo {
    font-size: 2.2rem;
    font-weight: 700;
}

.hub-logo span {
    color: var(--bg-accent);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    background: rgba(255,255,255,0.1);
    padding: 8px 16px;
    border-radius: 50px;
    border: 2px solid rgba(255,255,255,0.1);
    transition: all 0.2s ease;
}

.user-profile:hover {
    background: rgba(255,255,255,0.2);
    border-color: var(--bg-accent);
}

.user-greeting {
    font-size: 1.1rem;
    font-weight: 500;
}

.mini-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    overflow: hidden;
}

.mini-avatar svg {
    width: 100%;
    height: 100%;
}

/* Games Grid */
.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 25px;
    width: 100%;
    max-width: 1100px;
}

.game-card {
    border-radius: 28px;
    padding: 30px 20px;
    text-align: center;
    color: var(--text-light);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 4px solid rgba(255,255,255,0.1);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    min-height: 280px;
}

.game-card:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.35);
    border-color: rgba(255,255,255,0.4);
}

/* Specific Card Backgrounds */
.card-purple { background: var(--grad-purple); }
.card-orange { background: var(--grad-orange); }
.card-brown { background: var(--grad-brown); }
.card-teal { background: var(--grad-teal); }
.card-pink { background: var(--grad-pink); }
.card-yellow { background: var(--grad-yellow); }
.card-blue { background: var(--grad-blue); }

.card-icon {
    font-size: 3.5rem;
    margin-bottom: 15px;
    filter: drop-shadow(0 4px 6px rgba(0,0,0,0.15));
    animation: bounceIcon 3s infinite ease-in-out;
}

@keyframes bounceIcon {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.game-card h3 {
    font-size: 1.6rem;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.15);
}

.game-card p {
    font-size: 0.95rem;
    font-family: var(--secondary-font);
    opacity: 0.9;
    margin-bottom: 20px;
    max-width: 200px;
}

.play-btn {
    background: #ffffff;
    color: var(--text-dark);
    border: none;
    padding: 10px 24px;
    font-family: var(--primary-font);
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    transition: all 0.2s ease;
}

.game-card:hover .play-btn {
    transform: scale(1.1);
    box-shadow: 0 6px 12px rgba(0,0,0,0.15);
    background: var(--text-light);
}

/* Game Stage Screen */
#game-stage-screen {
    max-width: 900px;
    margin: 0 auto;
}

.stage-header {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    background: rgba(255,255,255,0.1);
    padding: 12px 20px;
    border-radius: 20px;
    border: 2px solid rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
}

.back-btn {
    background: #ff5252;
    color: var(--text-light);
    border: none;
    padding: 8px 18px;
    font-family: var(--primary-font);
    font-size: 1rem;
    font-weight: 700;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.back-btn:hover {
    background: #ff1744;
    transform: scale(1.05);
}

#game-title-display {
    font-size: 1.5rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.stage-status {
    font-size: 1.1rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 15px;
}

#game-wrapper {
    width: 100%;
    min-height: 500px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    border: 4px solid rgba(255,255,255,0.15);
    border-radius: 32px;
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

/* Individual Game Container Base */
.game-container {
    display: none;
    width: 100%;
    height: 100%;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease-out;
}

.game-container.active {
    display: flex;
}

/* CONFETTI OVERLAY */
#confetti-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 9999;
    overflow: hidden;
}

.confetti-piece {
    position: absolute;
    width: 12px;
    height: 12px;
    border-radius: 3px;
    animation: fallConfetti 3s linear forwards;
}

@keyframes fallConfetti {
    0% {
        transform: translateY(-20px) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(105vh) rotate(360deg);
        opacity: 0;
    }
}

/* Mobile responsive adjustments */
@media (max-width: 768px) {
    #app-container {
        padding: 10px;
    }
    
    .kids-logo {
        font-size: 2.8rem;
    }
    
    .screen-title {
        font-size: 1.8rem;
        margin-bottom: 25px;
    }
    
    .character-cards {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }
    
    .char-card {
        padding: 15px;
    }
    
    .char-avatar-container {
        width: 100px;
        height: 100px;
    }
    
    .hub-header {
        margin-bottom: 20px;
    }
    
    .games-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 15px;
    }
    
    .game-card {
        min-height: 220px;
        padding: 20px 15px;
    }
    
    .card-icon {
        font-size: 2.8rem;
        margin-bottom: 8px;
    }
    
    .game-card h3 {
        font-size: 1.3rem;
    }
    
    .game-card p {
        font-size: 0.85rem;
        margin-bottom: 12px;
    }
    
    #game-wrapper {
        min-height: 400px;
        padding: 12px;
        border-radius: 20px;
    }
    
    .stage-header {
        padding: 10px;
        flex-wrap: wrap;
        gap: 10px;
    }
}

/* ==========================================
   GAME 1: MEMORY CARD GAME STYLES
   ========================================== */
.memory-grid-container {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.memory-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    width: 100%;
    max-width: 480px;
    aspect-ratio: 1;
}

.memory-card {
    aspect-ratio: 1;
    perspective: 1000px;
    cursor: pointer;
}

.memory-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transform-style: preserve-3d;
    border-radius: 16px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.memory-card.flipped .memory-card-inner {
    transform: rotateY(180deg);
}

.memory-card-front, .memory-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 16px;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 3px solid rgba(255,255,255,0.2);
}

.memory-card-front {
    background-color: rgba(255,255,255,0.1);
    transform: rotateY(0deg);
}

.card-back-logo {
    width: 90%;
    height: 90%;
}

.memory-card-back {
    background: radial-gradient(circle, #fffdf0 0%, #ffeaa7 100%);
    transform: rotateY(180deg);
    border-color: #ffab40;
}

.card-emoji {
    font-size: 3rem;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.15));
}

/* Win Overlay Style (Shared by games) */
.game-win-overlay {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    animation: bounceIn 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
    padding: 30px;
    background: rgba(255,255,255,0.1);
    border-radius: 24px;
    border: 3px solid rgba(255,255,255,0.15);
    backdrop-filter: blur(5px);
}

@keyframes bounceIn {
    0% { transform: scale(0.3); opacity: 0; }
    50% { transform: scale(1.05); opacity: 0.8; }
    70% { transform: scale(0.9); opacity: 0.9; }
    100% { transform: scale(1); opacity: 1; }
}

.game-win-overlay h2 {
    font-size: 2.8rem;
    color: var(--bg-accent);
    margin-bottom: 10px;
    text-shadow: 0 4px 6px rgba(0,0,0,0.2);
}

.game-win-overlay p {
    font-size: 1.3rem;
    margin-bottom: 20px;
}

.win-stats {
    font-size: 1.1rem;
    font-family: var(--secondary-font);
    background: rgba(255,255,255,0.15);
    padding: 10px 20px;
    border-radius: 12px;
    margin-bottom: 25px;
}

.play-again-btn {
    background: var(--bg-accent);
    color: var(--text-light);
    border: none;
    padding: 12px 30px;
    font-family: var(--primary-font);
    font-size: 1.2rem;
    font-weight: 700;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    transition: all 0.2s ease;
}

.play-again-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 6px 15px rgba(0,0,0,0.3);
}

.status-item {
    background: rgba(255,255,255,0.15);
    padding: 6px 14px;
    border-radius: 12px;
    font-weight: 600;
}

@media (max-width: 480px) {
    .memory-grid {
        gap: 8px;
    }
    .memory-card-front, .memory-card-back {
        border-width: 2px;
        border-radius: 10px;
    }
    .card-emoji {
        font-size: 1.8rem;
    }
    .game-win-overlay h2 {
        font-size: 2.2rem;
    }
}


/* ==========================================
   GAME 3: KAHVE CEKIRDEGI YAKALA GAME STYLES
   ========================================== */
.catcher-game-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    width: 100%;
}

#catcherCanvas {
    background-color: #2c104e;
    border: 6px solid var(--bg-accent);
    border-radius: 24px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
    max-width: 100%;
    aspect-ratio: 1;
    cursor: none; /* Hide cursor on the game canvas */
}

.catcher-touch-controls {
    display: flex;
    gap: 20px;
    justify-content: center;
    width: 100%;
    max-width: 320px;
}

.catcher-btn {
    flex: 1;
    background: rgba(255, 255, 255, 0.2);
    color: var(--text-light);
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    padding: 12px 0;
    font-family: var(--primary-font);
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.15s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.catcher-btn:active {
    transform: scale(0.92);
    background: var(--bg-accent);
    border-color: var(--text-light);
}

.catcher-instructions {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    font-family: var(--secondary-font);
    text-align: center;
    max-width: 320px;
    line-height: 1.4;
}

@media (max-width: 768px) {
    #catcherCanvas {
        border-width: 4px;
        border-radius: 16px;
    }
}

/* ==========================================
   GAME 5: LABIRENT OYUNU GAME STYLES
   ========================================== */
.maze-game-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    width: 100%;
}

#mazeCanvas {
    background-color: #2c104e;
    border: 6px solid var(--bg-accent);
    border-radius: 24px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
    max-width: 100%;
    aspect-ratio: 1;
}

.maze-instructions {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    font-family: var(--secondary-font);
    text-align: center;
    max-width: 320px;
    line-height: 1.4;
}

@media (max-width: 768px) {
    #mazeCanvas {
        border-width: 4px;
        border-radius: 16px;
    }
}

/* ==========================================
   GAME 6: TOWER STACKER GAME STYLES
   ========================================== */
.tower-game-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    width: 100%;
}

#towerCanvas {
    background-color: #2c104e;
    border: 6px solid var(--bg-accent);
    border-radius: 24px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
    max-width: 100%;
    aspect-ratio: 1;
}

.tower-instructions {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    font-family: var(--secondary-font);
    text-align: center;
    max-width: 320px;
    line-height: 1.4;
}

@media (max-width: 768px) {
    #towerCanvas {
        border-width: 4px;
        border-radius: 16px;
    }
}

/* ==========================================
   GAME: BALON & KÖPÜK PATLATMA STYLES
   ========================================== */
.bubble-game-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    width: 100%;
}

#bubbleCanvas {
    background-color: #1e0c38;
    border: 6px solid var(--bg-accent);
    border-radius: 24px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
    max-width: 100%;
    cursor: pointer;
    touch-action: none;
}

.bubble-instructions {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.85);
    font-family: var(--secondary-font);
    text-align: center;
    max-width: 340px;
    line-height: 1.4;
}

@media (max-width: 768px) {
    #bubbleCanvas {
        border-width: 4px;
        border-radius: 16px;
    }
}

/* ==========================================
   GAME: RENKLI BLOK KIRMA (BREAKER) STYLES
   ========================================== */
.breaker-game-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    width: 100%;
}

#breakerCanvas {
    background-color: #1c0836;
    border: 6px solid var(--bg-accent);
    border-radius: 24px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
    max-width: 100%;
    cursor: pointer;
    touch-action: none;
}

.breaker-instructions {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.85);
    font-family: var(--secondary-font);
    text-align: center;
    max-width: 340px;
    line-height: 1.4;
}

@media (max-width: 768px) {
    #breakerCanvas {
        border-width: 4px;
        border-radius: 16px;
    }
}