/* Grundlegendes Reset und Basis-Styling */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
    padding: 20px;
}

/* Container und Layout */
#main-container {
    max-width: 1200px;
    margin: 0 auto;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

h1 {
    color: #2c3e50;
    text-align: center;
    margin-bottom: 30px;
    font-size: 2.5em;
}

h2 {
    color: #34495e;
    margin: 20px 0;
    font-size: 1.8em;
}

h3 {
    color: #7f8c8d;
    margin: 15px 0;
    font-size: 1.4em;
}

/* Tabellen-Styling */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background-color: #fff;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: #3498db;
    color: #fff;
    font-weight: 600;
}

tr:nth-child(even) {
    background-color: #f9f9f9;
}

tr:hover {
    background-color: #f5f5f5;
}

/* Button-Styling */
button {
    background-color: #3498db;
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s ease;
    margin: 5px;
}

button:hover {
    background-color: #2980b9;
}

button:disabled {
    background-color: #bdc3c7;
    cursor: not-allowed;
}

.remove-player-btn {
    background-color: #e74c3c;
}

.remove-player-btn:hover {
    background-color: #c0392b;
}

#start-tournament-button {
    background-color: #2ecc71;
    font-size: 16px;
    padding: 12px 24px;
    margin: 20px auto;
    display: block;
}

#start-tournament-button:hover {
    background-color: #27ae60;
}

/* Input-Styling */
input[type="file"] {
    display: block;
    margin: 10px 0;
    padding: 10px;
    border: 2px dashed #bdc3c7;
    border-radius: 4px;
    width: 100%;
}

input[type="text"] {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    width: 150px;
}

input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-right: 10px;
}

/* Spezielle Elemente */
.result-feedback {
    font-weight: bold;
    margin-left: 10px;
}

.result-feedback.valid {
    color: #2ecc71;
}

.result-feedback.invalid {
    color: #e74c3c;
}

/* Aktive Spielerliste */
#active-players-list {
    list-style: none;
    margin: 20px 0;
}

#active-players-list li {
    padding: 10px;
    border-bottom: 1px solid #ddd;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.deactivated {
    color: #95a5a6;
    text-decoration: line-through;
}

/* Rangliste */
.ranking-table th {
    background-color: #2c3e50;
}

.ranking-table tr:first-child {
    background-color: #f1c40f;
    color: #2c3e50;
    font-weight: bold;
}

.ranking-table tr:nth-child(2) {
    background-color: #bdc3c7;
}

.ranking-table tr:nth-child(3) {
    background-color: #e67e22;
    color: #fff;
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    #main-container {
        padding: 10px;
    }

    table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }

    th, td {
        padding: 8px 10px;
    }

    button {
        width: 100%;
        margin: 5px 0;
    }

    h1 {
        font-size: 2em;
    }

    h2 {
        font-size: 1.5em;
    }
}

/* Print-Styling */
@media print {
    body {
        background: none;
        color: black;
    }

    #main-container {
        box-shadow: none;
        padding: 0;
    }

    button, 
    input[type="file"],
    .remove-player-btn {
        display: none;
    }

    table {
        box-shadow: none;
        border: 1px solid #000;
    }

    th {
        background-color: #fff !important;
        color: #000;
        border-bottom: 2px solid #000;
    }

    tr, td {
        border-bottom: 1px solid #000;
    }
}