/* ============================================
   OYUN BAHÇESİ - Ana Stil Dosyası
   ============================================ */

/* Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Oyun Kartı Renkleri */
    --renk-color: #FF6B6B;
    --sayi-color: #4ECDC4;
    --harf-color: #45B7D1;
    --sekil-color: #F7B731;
    --hafiza-color: #A55EEA;
    --boyama-color: #FF78C4;
    --siralama-color: #26DE81;
    --kelime-color: #FF6348;
    --harf-tahmin-color: #7C5CE0;
    --kodmacerasi-color: #00BCD4;

    /* UI Renkleri */
    --bg-sky-top: #87CEEB;
    --bg-sky-bottom: #C9E8F7;
    --bg-grass: #7EC850;
    --bg-grass-dark: #5DAA3A;
    --bg-hill-1: #8ED45E;
    --bg-hill-2: #6BBF3B;
    --text-dark: #2D3436;
    --text-light: #FFFFFF;
    --text-warm: #5D4037;
    --star-gold: #FFD700;
    --star-empty: #D5D5D5;

    /* Feedback */
    --success: #2ECC71;
    --success-light: #A8F0C8;
    --error: #E74C3C;
    --error-light: #FADBD8;
    --neutral: #3498DB;

    /* Gölgeler */
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.15);
    --shadow-card: 0 6px 20px rgba(0,0,0,0.12);
    --shadow-card-hover: 0 10px 30px rgba(0,0,0,0.18);

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 40px;
    --space-2xl: 64px;

    /* Dokunmatik hedef minimum */
    --touch-min: 48px;

    /* Border Radius */
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 32px;
    --radius-xl: 40px;
    --radius-round: 50%;

    /* Geçişler */
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-spring: cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    font-family: 'Nunito', 'Segoe UI', sans-serif;
    background: var(--bg-sky-top);
    color: var(--text-dark);
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    user-select: none;
    touch-action: manipulation;
}

/* Tipografi */
h1, h2, h3, .display-font {
    font-family: 'Fredoka', 'Nunito', sans-serif;
}

button {
    font-family: 'Fredoka', 'Nunito', sans-serif;
    cursor: pointer;
    border: none;
    outline: none;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

/* Utility Classes */
.hidden { display: none !important; }

/* ============================================
   SPLASH SCREEN
   ============================================ */
.splash-screen {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(180deg, #87CEEB 0%, #C9E8F7 50%, #8ED45E 50%, #7EC850 100%);
    overflow: hidden;
}

.splash-content {
    position: relative;
    z-index: 2;
    text-align: center;
    animation: fadeInUp 0.8s var(--ease-spring) both;
}

.splash-sun {
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, #FFE066 40%, #FFD700 70%, transparent 71%);
    border-radius: 50%;
    margin: 0 auto 20px;
    animation: sunPulse 3s ease-in-out infinite;
    box-shadow: 0 0 60px rgba(255, 215, 0, 0.4);
}

.splash-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 700;
    color: var(--text-light);
    text-shadow:
        3px 3px 0 #E67E22,
        6px 6px 0 rgba(0,0,0,0.1);
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.splash-subtitle {
    font-family: 'Fredoka', sans-serif;
    font-size: clamp(1.1rem, 3vw, 1.6rem);
    color: rgba(255,255,255,0.9);
    text-shadow: 1px 1px 0 rgba(0,0,0,0.1);
    margin-bottom: 32px;
    font-weight: 500;
}

.splash-btn {
    font-size: clamp(1.2rem, 3vw, 1.6rem);
    font-weight: 700;
    padding: 16px 48px;
    background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    color: white;
    border: 4px solid rgba(255,255,255,0.4);
    border-radius: var(--radius-xl);
    box-shadow:
        0 6px 0 #D94848,
        0 8px 20px rgba(0,0,0,0.2);
    transition: all 0.15s ease;
    animation: bounceIn 0.6s var(--ease-spring) both 0.4s;
}

.splash-btn:active {
    transform: translateY(4px);
    box-shadow:
        0 2px 0 #D94848,
        0 4px 10px rgba(0,0,0,0.2);
}

.splash-clouds {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.cloud {
    position: absolute;
    background: white;
    border-radius: 100px;
    opacity: 0.9;
}

.cloud::before, .cloud::after {
    content: '';
    position: absolute;
    background: white;
    border-radius: 50%;
}

.cloud-1 {
    width: 120px; height: 40px;
    top: 10%; left: -120px;
    animation: cloudFloat 18s linear infinite;
}
.cloud-1::before { width: 50px; height: 50px; top: -25px; left: 20px; }
.cloud-1::after { width: 70px; height: 60px; top: -30px; left: 50px; }

.cloud-2 {
    width: 150px; height: 45px;
    top: 20%; left: -150px;
    animation: cloudFloat 24s linear infinite 6s;
}
.cloud-2::before { width: 60px; height: 55px; top: -28px; left: 25px; }
.cloud-2::after { width: 80px; height: 65px; top: -32px; left: 60px; }

.cloud-3 {
    width: 100px; height: 35px;
    top: 8%; left: -100px;
    animation: cloudFloat 20s linear infinite 12s;
}
.cloud-3::before { width: 45px; height: 45px; top: -22px; left: 15px; }
.cloud-3::after { width: 55px; height: 50px; top: -25px; left: 40px; }

.cloud-4 {
    width: 130px; height: 38px;
    top: 15%; left: -130px;
    animation: cloudFloat 22s linear infinite 3s;
}
.cloud-4::before { width: 55px; height: 50px; top: -25px; left: 22px; }
.cloud-4::after { width: 65px; height: 55px; top: -28px; left: 55px; }

.splash-ground {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 30%;
    background: linear-gradient(180deg, #8ED45E, #7EC850);
    z-index: 0;
}

/* ============================================
   TOP BAR
   ============================================ */
.top-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: 60px;
    display: flex;
    align-items: center;
    padding: 0 var(--space-md);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.top-btn {
    width: var(--touch-min);
    height: var(--touch-min);
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    color: var(--text-warm);
    border-radius: var(--radius-sm);
    transition: all 0.2s var(--ease-smooth);
}

.top-btn svg {
    width: 26px;
    height: 26px;
}

.top-btn:active {
    transform: scale(0.9);
    background: rgba(0,0,0,0.05);
}

.home-btn { margin-right: var(--space-sm); }

.top-title {
    flex: 1;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-warm);
    text-align: center;
}

.top-right {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.star-counter {
    display: flex;
    align-items: center;
    gap: 4px;
    background: linear-gradient(135deg, #FFF8E1, #FFF3C4);
    padding: 6px 12px;
    border-radius: 20px;
    margin-right: var(--space-sm);
    box-shadow: var(--shadow-sm);
}

.star-icon {
    width: 20px;
    height: 20px;
    fill: var(--star-gold);
    filter: drop-shadow(0 1px 2px rgba(0,0,0,0.15));
}

.star-counter span {
    font-family: 'Fredoka', sans-serif;
    font-weight: 700;
    font-size: 1rem;
    color: #B8860B;
}

.sound-btn .sound-off,
.sound-btn.muted .sound-on {
    display: none;
}
.sound-btn.muted .sound-off {
    display: block;
}

/* ============================================
   APP CONTAINER
   ============================================ */
.app {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

/* ============================================
   SEVIYE TAMAMLAMA
   ============================================ */
.level-complete {
    position: fixed;
    inset: 0;
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
}

.complete-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--space-xl) var(--space-2xl);
    text-align: center;
    box-shadow: var(--shadow-lg);
    animation: bounceIn 0.5s var(--ease-spring) both;
    max-width: 90vw;
}

.complete-title {
    font-size: clamp(2rem, 6vw, 3rem);
    font-weight: 700;
    color: var(--success);
    margin-bottom: var(--space-lg);
    text-shadow: 2px 2px 0 rgba(0,0,0,0.05);
}

.complete-stars {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.complete-stars .star {
    width: 60px;
    height: 60px;
    fill: var(--star-empty);
    transition: all 0.4s var(--ease-spring);
}

.complete-stars .star.earned {
    fill: var(--star-gold);
    filter: drop-shadow(0 2px 8px rgba(255, 215, 0, 0.5));
    animation: starEarned 0.6s var(--ease-spring) both;
}

.complete-stars .star.earned:nth-child(2) { animation-delay: 0.2s; }
.complete-stars .star.earned:nth-child(3) { animation-delay: 0.4s; }

.complete-buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

.complete-btn {
    font-size: 1.1rem;
    font-weight: 700;
    padding: 12px 28px;
    border-radius: var(--radius-md);
    color: white;
    transition: all 0.2s var(--ease-smooth);
    min-width: 140px;
    box-shadow: 0 4px 0 rgba(0,0,0,0.15);
}

.complete-btn:active {
    transform: translateY(3px);
    box-shadow: 0 1px 0 rgba(0,0,0,0.15);
}

.replay-btn { background: linear-gradient(135deg, #45B7D1, #3A9BBF); }
.next-btn { background: linear-gradient(135deg, #2ECC71, #27AE60); }
.hub-btn { background: linear-gradient(135deg, #F7B731, #E5A825); }

/* ============================================
   PARTICLES CANVAS
   ============================================ */
.particles-canvas {
    position: fixed;
    inset: 0;
    z-index: 600;
    pointer-events: none;
    width: 100%;
    height: 100%;
}