:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --background-color: #f5f6fa;
    --text-color: #2c3e50;
    --error-color: #e74c3c;
    --success-color: #2ecc71;
    --warning-color: #f39c12;
    --win-color: #2ecc71;
    --draw-color: #f39c12;
    --loss-color: #e74c3c;
}

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

body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 20px;
    background-color: var(--background-color);
    line-height: 1.6;
}

.container {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    width: calc(100% - 20px);
    box-sizing: border-box;
}

h1 {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 30px;
    font-size: 2rem;
}

.row {
    margin-bottom: 20px;
}

.two-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    align-items: start;
}

.form-group {
    margin-bottom: 15px;
    width: 100%;
}

label {
    display: block;
    margin-bottom: 5px;
    color: #555;
    font-weight: bold;
    font-size: 1.1rem;
}

label i {
    font-style: italic;
    color: var(--secondary-color);
    margin-left: 5px;
    font-size: 0.9em;
}

input[type="text"],
input[type="number"] {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 6px;
    font-size: 1.1rem;
    transition: border-color 0.3s;
    box-sizing: border-box;
}

input:focus {
    border-color: var(--secondary-color);
    outline: none;
}

.button-group {
    display: flex;
    gap: 10px;
    margin-top: 8px;
    width: 100%;
}

.result-buttons {
    justify-content: center;
    margin-top: 10px;
}

.klasse-btn,
.result-btn {
    flex: 1;
    padding: 12px;
    border: 2px solid var(--primary-color);
    border-radius: 6px;
    background: white;
    color: var(--primary-color);
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s;
    white-space: nowrap;
}

.klasse-btn:hover:not(:disabled),
.result-btn:hover:not(:disabled) {
    background: var(--primary-color);
    color: white;
}

.klasse-btn.active:not(:disabled),
.result-btn.active:not(:disabled) {
    background: var(--primary-color);
    color: white;
}

.klasse-btn:disabled,
.result-btn:disabled {
    background-color: #f5f5f5;
    border-color: #ddd;
    color: #999;
    cursor: not-allowed;
    opacity: 0.7;
}

.result-btn[data-result="win"]:not(:disabled) {
    border-color: var(--win-color);
    color: var(--win-color);
}

.result-btn[data-result="win"].active:not(:disabled) {
    background: var(--win-color);
    border-color: var(--win-color);
    color: white;
}

.result-btn[data-result="draw"]:not(:disabled) {
    border-color: var(--draw-color);
    color: var(--draw-color);
}

.result-btn[data-result="draw"].active:not(:disabled) {
    background: var(--draw-color);
    border-color: var(--draw-color);
    color: white;
}

.result-btn[data-result="loss"]:not(:disabled) {
    border-color: var(--loss-color);
    color: var(--loss-color);
}

.result-btn[data-result="loss"].active:not(:disabled) {
    background: var(--loss-color);
    border-color: var(--loss-color);
    color: white;
}

.result-btn[data-result="win"]:hover:not(:disabled) {
    background: var(--win-color);
    color: white;
}

.result-btn[data-result="draw"]:hover:not(:disabled) {
    background: var(--draw-color);
    color: white;
}

.result-btn[data-result="loss"]:hover:not(:disabled) {
    background: var(--loss-color);
    color: white;
}

.points-container {
    position: relative;
    width: 100%;
}

.points-warning {
    display: none;
    color: var(--warning-color);
    font-size: 0.9rem;
    margin-top: 4px;
}

.points-warning.visible {
    display: block;
}

.score-summary {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #ddd;
}

.score-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 0 1 45%;
    padding: 15px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    transition: transform 0.2s ease;
}

.score-item:hover {
    transform: translateY(-2px);
}

.score-label {
    font-size: 1.1rem;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.9;
}

.score-value {
    font-weight: bold;
    font-size: 2.2rem;
    color: white !important;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.score-display {
    background-color: var(--primary-color);
    color: white;
    padding: 20px;
    border-radius: 8px;
    margin-top: 20px;
    width: 100%;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.score-display .form-row {
    margin-bottom: 0;
    display: flex;
    justify-content: space-around;
    width: 100%;
    gap: 30px;
}

.score-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.score-row {
    font-size: 1.2rem;
}

.score-row label {
    color: white;
    font-weight: normal;
}

.score-value, #average {
    font-weight: bold;
    font-size: 1.4em;
    color: white !important;
    margin-left: 5px;
}

.form-row {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    width: 100%;
}

.form-group.half {
    flex: 1;
    margin-bottom: 0;
}

.header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.logo {
    height: 80px;
    width: auto;
}

.header h1 {
    margin: 0;
    font-size: 1.8rem;
}

.copyright-notice {
    color: #888;
    font-size: 0.8em;
    text-align: center;
    padding: 10px;
    margin-top: 10px;
}

/* Mobile Responsive */
@media (max-width: 480px) {
    body {
        padding: 10px;
    }

    .container {
        padding: 15px;
        margin: 0;
        width: 100%;
    }

    .form-row {
        gap: 10px;
    }

    /* Keep klasse buttons in a row */
    .button-group {
        flex-direction: row;
        gap: 5px; /* Slightly reduce gap on mobile for better fit */
    }

    /* Only stack result buttons if needed */
    .result-buttons {
        flex-direction: row;
    }

    .klasse-btn,
    .result-btn {
        width: auto;
        padding: 8px;
        font-size: 0.9rem; /* Slightly smaller font on mobile */
    }

    h1 {
        font-size: 1.6rem;
    }

    input, button {
        font-size: 1rem;
        padding: 10px;
    }

    .form-group {
        margin-bottom: 15px;
    }

    label {
        font-size: 1rem;
    }

    .score-display {
        padding: 15px;
    }

    .score-label {
        font-size: 1rem;
    }

    .score-value {
        font-size: 1.8rem;
    }

    .score-display .form-row {
        gap: 15px;
    }

    .score-item {
        padding: 10px;
    }

    .logo {
        height: 60px;
    }

    .header h1 {
        font-size: 1.5rem;
    }
}

.error-message {
    display: none;
    color: var(--error-color);
    text-align: center;
    margin-top: 10px;
    padding: 10px;
    border-radius: 6px;
    background-color: rgba(231, 76, 60, 0.1);
    width: 100%;
}