:root {
    --primary: #ff6b6b;
    --secondary: #4ecdc4;
    --yellow: #fee440;
    --dark: #2b2d42;
    --light: #f8f9fa;
    --wall: #3d5a80;
    --path: #e0fbfc;
}

* {
    box-sizing: border-box;
}

body {
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    font-family: 'Nunito', sans-serif;
    margin: 0;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: hidden;
    color: var(--dark);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    color: #ff006e;
    text-shadow: 3px 3px 0px #fff, 6px 6px 0px rgba(0,0,0,0.1);
    margin-bottom: 40px;
    line-height: 1.2;
    text-align: center;
}

#start-screen {
    background: rgba(255, 255, 255, 0.95);
    padding: 40px;
    border-radius: 30px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
    text-align: center;
    max-width: 90%;
    width: 600px;
    backdrop-filter: blur(10px);
}

.character-selection {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.char-box {
    border: 5px solid #e9ecef;
    border-radius: 20px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    background: white;
    flex: 1;
    min-width: 150px;
}

.char-box:hover {
    transform: translateY(-10px);
    border-color: var(--secondary);
    box-shadow: 0 15px 30px rgba(78, 205, 196, 0.3);
}

.char-box.selected {
    border-color: var(--primary);
    background: #fff0f0;
    transform: scale(1.05);
    box-shadow: 0 15px 30px rgba(255, 107, 107, 0.3);
}

.char-box img {
    width: 100px;
    height: 100px;
    object-fit: contain;
    margin-bottom: 10px;
}

.char-box h3 {
    margin: 0;
    font-size: 1.2rem;
    color: var(--wall);
}

#start-btn {
    font-family: 'Nunito', sans-serif;
    font-size: 1.5rem;
    font-weight: 900;
    padding: 15px 50px;
    border: none;
    border-radius: 50px;
    background: var(--primary);
    color: white;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 8px 0 #d93838, 0 15px 20px rgba(0,0,0,0.2);
    margin-top: 30px;
    width: 100%;
    max-width: 300px;
}

#start-btn:active:not(:disabled) {
    transform: translateY(8px);
    box-shadow: 0 0px 0 #d93838, 0 5px 10px rgba(0,0,0,0.2);
}

#start-btn:disabled {
    background: #ced4da;
    box-shadow: 0 8px 0 #adb5bd;
    cursor: not-allowed;
    transform: none;
}

/* Responsive boxes stacking for mobile */
@media (max-width: 768px) {
    .character-selection {
        flex-direction: column;
        align-items: stretch;
    }
    
    .char-box {
        margin-bottom: 15px;
        min-width: unset;
    }
}

/* Game Screen */
#game-screen {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 800px;
    padding: 20px;
}

.game-header {
    background: white;
    padding: 15px 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    margin-bottom: 25px;
    text-align: center;
    width: 100%;
    position: relative;
}

#lives-display {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: clamp(1rem, 2.5vw, 1.5rem);
    letter-spacing: 4px;
    filter: drop-shadow(0 2px 3px rgba(0,0,0,0.2));
    user-select: none;
}

@keyframes heartShake {
    0%   { transform: translateX(0); }
    20%  { transform: translateX(-6px); }
    40%  { transform: translateX(6px); }
    60%  { transform: translateX(-4px); }
    80%  { transform: translateX(4px); }
    100% { transform: translateX(0); }
}

#lives-display.shake {
    animation: heartShake 0.4s ease-in-out;
}

.game-header h2 {
    margin: 0;
    color: var(--wall);
    font-size: clamp(1.2rem, 3vw, 1.8rem);
}

#animal-display {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 900;
    color: var(--dark);
    background: var(--yellow);
    padding: 10px 30px;
    border-radius: 15px;
    box-shadow: 0 5px 0 #e5a910;
    margin-top: 10px;
    letter-spacing: 2px;
    display: inline-block;
    text-transform: uppercase;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-15px); }
    60% { transform: translateY(-7px); }
}

.bounce {
    animation: bounce 0.8s;
}

#maze-wrapper {
    position: relative;
    padding: 15px;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 24px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

#maze-container {
    --cell-size: min(40px, 80vw / 15);
    position: relative;
    width: calc(var(--cell-size) * 15);
    height: calc(var(--cell-size) * 15);
    background: var(--wall);
    border: 8px solid var(--wall);
    border-radius: 12px;
    display: grid;
    box-shadow: inset 0 0 20px rgba(0,0,0,0.5);
}

.cell {
    width: var(--cell-size);
    height: var(--cell-size);
}

.path {
    background-color: var(--path);
}

.wall {
    background-color: var(--wall);
    border-radius: 4px;
    box-shadow: inset 0 0 8px rgba(0,0,0,0.2);
}

.cell[data-corner="BIRD"] { background: rgba(78, 168, 222, 0.5); }
.cell[data-corner="INSECT"] { background: rgba(255, 183, 3, 0.5); }
.cell[data-corner="MAMMAL"] { background: rgba(241, 91, 181, 0.5); }
.cell[data-corner="REPTILE"] { background: rgba(6, 214, 160, 0.5); }

.corner-label {
    position: absolute;
    padding: 5px 12px;
    border-radius: 12px;
    font-weight: 900;
    font-size: clamp(0.7rem, 2vw, 1rem);
    color: white;
    z-index: 30;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    text-transform: uppercase;
    letter-spacing: 1px;
    pointer-events: none;
}

.top-left { top: -15px; left: -15px; background: #4ea8de; border: 3px solid #023e8a; }
.top-right { top: -15px; right: -15px; background: #ffb703; border: 3px solid #fb8500; }
.bottom-left { bottom: -15px; left: -15px; background: #f15bb5; border: 3px solid #9b2226; }
.bottom-right { bottom: -15px; right: -15px; background: #06d6a0; border: 3px solid #007f5f; }

#character, #enemy {
    position: absolute;
    width: var(--cell-size);
    height: var(--cell-size);
    background-size: 80%;
    background-repeat: no-repeat;
    background-position: center;
    transition: left 0.15s linear, top 0.15s linear;
    z-index: 20;
}

#enemy {
    background-image: url('gorseller/karakter 3/m1.png');
    z-index: 19;
}

/* Mobile Controls */
.mobile-controls {
    display: none;
    flex-direction: column;
    align-items: center;
    margin-top: 20px;
    gap: 10px;
}

.dpad-row {
    display: flex;
    gap: 10px;
}

.dpad-btn {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
    border-radius: 50%;
    border: none;
    background: var(--primary);
    color: white;
    box-shadow: 0 5px 0 #d93838, 0 8px 15px rgba(0,0,0,0.2);
    cursor: pointer;
    user-select: none;
    display: flex;
    justify-content: center;
    align-items: center;
    -webkit-tap-highlight-color: transparent;
}

.dpad-btn:active {
    transform: translateY(5px);
    box-shadow: 0 0 0 #d93838, 0 4px 10px rgba(0,0,0,0.2);
}

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

/* Popups */
#popup-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.6);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    backdrop-filter: blur(5px);
}

#popup-overlay.hidden {
    display: none;
}

#popup-box {
    background: white;
    padding: 40px;
    border-radius: 30px;
    border: 8px solid var(--yellow);
    text-align: center;
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
    animation: popIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    max-width: 90%;
}

@keyframes popIn {
    0% { transform: scale(0.5); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

#popup-msg {
    font-size: clamp(2rem, 6vw, 3rem);
    font-weight: 900;
    margin-bottom: 30px;
    margin-top: 0;
}

#popup-btn {
    font-family: 'Nunito', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    padding: 12px 40px;
    border: none;
    border-radius: 50px;
    background: var(--secondary);
    color: white;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 6px 0 #3bbcb3, 0 10px 20px rgba(0,0,0,0.2);
}

#popup-btn:active {
    transform: translateY(6px);
    box-shadow: 0 0 0 #3bbcb3, 0 5px 10px rgba(0,0,0,0.2);
}