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

body {
    font-family: 'Segoe UI', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: #f3efe5;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.container {
    max-width: 850px;
    width: 100%;
    background: #ffffff;
    padding: 40px;
    border-radius: 30px;
    box-shadow: 0 15px 35px rgba(120, 80, 60, 0.12);
    border: 1px solid #e9ddd0;
}

h1 {
    font-size: 3rem;
    font-weight: 600;
    color: #6b4f3c;
    margin-bottom: 5px;
    letter-spacing: -0.5px;
}

#dnes {
    font-size: 1.2rem;
    color: #8b6f5a;
    margin-bottom: 30px;
    font-weight: 400;
    padding: 8px 20px;
    background: #f5ede4;
    border-radius: 40px;
    display: inline-block;
    border: 1px solid #dcccbc;
}

table.kalendar {
    width: 100%;
    border-collapse: collapse;
    background: #ffffff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(100, 70, 50, 0.08);
}

table.kalendar th {
    background: #9f7e6b;
    color: white;
    padding: 16px 12px;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    border: 1px solid #8a6b58;
}

table.kalendar td {
    border: 1px solid #e2d5ca;
    padding: 18px 10px;
    text-align: center;
    font-size: 1.1rem;
    font-weight: 500;
    background: #fefcf9;
    color: #4a3a2e;
}

/* Styl pro dnešní den */
.dnes {
    background: #b5a16c !important;
    color: #ffffff !important;
    font-weight: 700;
    border: 2px solid #9b8856 !important;
}

/* Styl pro prázdné buňky */
table.kalendar td:empty {
    background: #f6f1ea;
    border-color: #dacfc4;
}

/* Střídání barev řádků pro lepší čitelnost */
table.kalendar tr:nth-child(even) td:not(.dnes):not(:empty) {
    background: #faf6f0;
}

/* Responzivní design */
@media (max-width: 600px) {
    .container {
        padding: 25px;
        border-radius: 25px;
    }
    
    h1 {
        font-size: 2.3rem;
    }
    
    #dnes {
        font-size: 1rem;
        padding: 6px 16px;
    }
    
    table.kalendar th {
        padding: 12px 6px;
        font-size: 0.9rem;
    }
    
    table.kalendar td {
        padding: 14px 5px;
        font-size: 1rem;
    }
}