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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    /* Unsplash'ten şık, modern bir iç mekan/mimari görseli arka plan olarak eklendi */
    background: linear-gradient(rgba(18, 18, 18, 0.75), rgba(18, 18, 18, 0.75)), 
                url('https://images.unsplash.com/photo-1618221195710-dd6b41faaea6?q=80&w=1920&auto=format&fit=crop') no-repeat center center fixed;
    background-size: cover;
    color: #f5f5f5;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    text-align: center;
}

.container {
    max-width: 600px;
    padding: 20px;
}

h1 {
    font-size: 3rem;
    letter-spacing: 4px;
    margin-bottom: 20px;
    color: #e2d1c3;
}

p {
    font-size: 1.2rem;
    color: #cccccc;
    margin-bottom: 30px;
}

.countdown {
    font-size: 0.9rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    display: inline-block;
    padding: 10px 20px;
    color: #e2d1c3;
}