* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: "Trebuchet MS", Arial, Helvetica, sans-serif;
    background:
        linear-gradient(135deg, rgba(255, 173, 96, 0.28) 0%, rgba(255, 173, 96, 0) 45%),
        linear-gradient(315deg, rgba(100, 116, 255, 0.22) 0%, rgba(100, 116, 255, 0) 42%),
        #f8f4ec;
    color: #1f2937;
}

main {
    width: 100%;
    padding: 20px;
}

.mouse-app {
    max-width: 500px;
    margin: 0 auto;
    background: #fff9ef;
    border: 3px solid #1f2937;
    border-radius: 22px;
    padding: 28px 22px;
    text-align: center;
    box-shadow: 12px 12px 0 #1f2937;
}

h1 {
    font-size: 34px;
    margin-bottom: 10px;
    color: #111827;
    letter-spacing: 0.4px;
}

p {
    color: #334155;
}

.mouse-app>p {
    margin-bottom: 18px;
}

.event-area {
    height: 220px;
    border-radius: 14px;
    border: 3px solid #1f2937;
    background:
        repeating-linear-gradient(45deg, #eef2ff 0, #eef2ff 16px, #e0e7ff 16px, #e0e7ff 32px);
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 16px;
    transition: all 0.25s ease;
}

.event-area span {
    font-size: 20px;
    font-weight: 700;
    color: #1e3a8a;
    background: rgba(255, 255, 255, 0.8);
    border: 2px solid #1f2937;
    border-radius: 10px;
    padding: 6px 10px;
}

.event-area.active {
    background:
        repeating-linear-gradient(45deg, #dbeafe 0, #dbeafe 16px, #bfdbfe 16px, #bfdbfe 32px);
    transform: translateY(-2px);
}

.event-area.clicked {
    background:
        repeating-linear-gradient(45deg, #ffedd5 0, #ffedd5 16px, #fed7aa 16px, #fed7aa 32px);
    border-color: #9a3412;
}

.stats {
    text-align: left;
    background-color: #ffffff;
    border: 2px solid #1f2937;
    border-radius: 10px;
    padding: 14px;
    display: grid;
    gap: 8px;
}

.stats strong {
    color: #0f172a;
}