:root {
    --bg-gradient: linear-gradient(135deg, #FFDEE9 0%, #B5FFFC 100%);
    --primary-color: #ff8a80;
    --primary-hover: #ff5252;
    --accent-color: #81d4fa;
    --text-color: #4e342e;
    --glass-bg: rgba(255, 255, 255, 0.45);
    --glass-border: rgba(255, 255, 255, 0.6);
    --card-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    --hole-color: #5d4037;
    --mole-color: #ccab9f;
    --cheek-color: #ffcdd2;
}

* {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: 'Hiragino Kaku Gothic ProN', 'Meiryo', sans-serif;
    background: var(--bg-gradient);
    background-attachment: fixed;
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-color);
    overflow-x: hidden;
}

#game-container {
    width: 100%;
    max-width: 600px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

header {
    text-align: center;
    width: 100%;
}

h1 {
    font-size: 2.5rem;
    margin: 10px 0;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
    color: #ff8a80;
}

.controls {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 10px;
}

select, button {
    padding: 10px 15px;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    font-size: 1rem;
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--card-shadow);
}

button:hover {
    background: rgba(255, 255, 255, 0.6);
    transform: translateY(-2px);
}

button:active {
    transform: translateY(0);
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.stats-container {
    display: flex;
    gap: 20px;
    width: 100%;
    justify-content: center;
}

.stat-card {
    background: var(--glass-bg);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 15px 25px;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 120px;
    box-shadow: var(--card-shadow);
}

.stat-card .label {
    font-size: 0.9rem;
    opacity: 0.8;
}

.stat-card .value {
    font-size: 1.8rem;
    font-weight: bold;
}

.game-board {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    width: 100%;
    max-width: 450px;
    padding: 20px;
    background: var(--glass-bg);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    border-radius: 30px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--card-shadow);
}

/* Hole & Mole */
.hole {
    aspect-ratio: 1 / 1;
    background: var(--hole-color);
    border-radius: 50%;
    position: relative;
    overflow: hidden;
    box-shadow: inset 0 10px 20px rgba(0,0,0,0.4), 0 4px 0 rgba(255,255,255,0.2);
    cursor: pointer;
}

.mole {
    position: absolute;
    width: 90%;
    height: 90%;
    left: 5%;
    top: 100%; /* Hidden */
    transition: top 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    pointer-events: auto;
}

.mole.show {
    top: 10%;
}

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

/* Mole features */
.mole-body { fill: var(--mole-color); }
.mole-eye { fill: #333; }
.mole-cheek { fill: var(--cheek-color); opacity: 0.8; }
.mole-nose { fill: #ec407a; }
.mole-mouth { stroke: #333; stroke-width: 2; fill: none; stroke-linecap: round; }

/* Feedback */
.mole.hit {
    animation: hit-bounce 0.4s ease;
}

@keyframes hit-bounce {
    0% { transform: scale(1); }
    50% { transform: scale(0.8); }
    100% { transform: scale(1); }
}

.hole.miss {
    animation: shake 0.2s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.floating-score {
    position: absolute;
    color: #ff5252;
    font-weight: bold;
    font-size: 1.5rem;
    pointer-events: none;
    animation: float-up 0.8s ease-out forwards;
    z-index: 10;
    text-shadow: 1px 1px 2px white;
}

@keyframes float-up {
    0% { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(-50px); opacity: 0; }
}

footer {
    width: 100%;
    display: flex;
    justify-content: center;
    margin-top: 10px;
}

#start-button {
    background: var(--primary-color);
    color: white;
    padding: 15px 40px;
    font-size: 1.2rem;
    font-weight: bold;
    border: none;
    border-radius: 30px;
}

#start-button:hover:not(:disabled) {
    background: var(--primary-hover);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 1;
    visibility: visible;
    transition: all 0.3s ease;
}

.modal.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.modal.hidden .modal-content {
    transform: scale(0.9);
}

.modal-content {
    transition: transform 0.3s ease;
    background: white;
    padding: 40px;
    border-radius: 30px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    max-width: 90%;
    width: 320px;
}

.modal-content h2 {
    margin-top: 0;
    color: var(--primary-color);
}

.modal-content p {
    font-size: 1.2rem;
    margin: 20px 0;
}

#restart-button {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 12px 30px;
    font-weight: bold;
}

/* Responsiveness */
@media (max-width: 400px) {
    h1 { font-size: 2rem; }
    .game-board { gap: 10px; padding: 15px; }
    .stat-card { padding: 10px 15px; min-width: 100px; }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .mole { transition: top 0.1s; }
    .floating-score { animation: fade-out 0.5s forwards; }
    .hole.miss { animation: none; opacity: 0.7; }
}

@keyframes fade-out {
    0% { opacity: 1; }
    100% { opacity: 0; }
}