/* Instructions page styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

h1 {
    color: #4a5568;
    text-align: center;
    margin-bottom: 30px;
    font-size: 2.5em;
}

h2 {
    color: #2d3748;
    margin-top: 30px;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid #e2e8f0;
}

h3 {
    color: #4a5568;
    margin-top: 20px;
    margin-bottom: 10px;
}

.section {
    margin-bottom: 25px;
}

.highlight {
    background: #fff5f5;
    border-left: 4px solid #e53e3e;
    padding: 15px;
    margin: 15px 0;
    border-radius: 4px;
}

.tip {
    background: #f0fff4;
    border-left: 4px solid #38a169;
    padding: 15px;
    margin: 15px 0;
    border-radius: 4px;
}

.example {
    background: #ebf8ff;
    border: 1px solid #90cdf4;
    padding: 15px;
    margin: 15px 0;
    border-radius: 8px;
}

.card-example {
    display: inline-block;
    background: white;
    border: 2px solid #333;
    border-radius: 6px;
    padding: 8px 12px;
    margin: 2px;
    font-weight: bold;
    min-width: 50px;
    text-align: center;
}

.spade {
    color: #000;
}

.heart {
    color: #ff0000;
}

.diamond {
    color: #ff6200;
}

.club {
    color: #333;
}

.scoring-table {
    width: 100%;
    border-collapse: collapse;
    margin: 15px 0;
}

.scoring-table th,
.scoring-table td {
    border: 1px solid #cbd5e0;
    padding: 12px;
    text-align: left;
}

.scoring-table th {
    background: #edf2f7;
    font-weight: bold;
}

.back-button {
    position: fixed;
    top: 20px;
    left: 20px;
    background: #4299e1;
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    box-shadow: 0 4px 12px rgba(66, 153, 225, 0.3);
}

.back-button:hover {
    background: #3182ce;
    transform: translateY(-2px);
}

ol,
ul {
    margin-left: 20px;
    margin-bottom: 15px;
}

li {
    margin-bottom: 8px;
}

.ai-update {
    background: #f0f8ff;
    border-left: 4px solid #4299e1;
    padding: 15px;
    margin: 15px 0;
    border-radius: 4px;
}