.container {
      max-width: 850px;
      margin: 40px auto;
      background: #ffffff;
      padding: 40px;
      border-radius: 16px;
      box-shadow: 0 6px 25px rgba(0,0,0,0.07);
    }

    .header {
      text-align: center;
      color: #e53e3e;
      font-size: 2.3rem;
      font-weight: 800;
      margin-bottom: 25px;
      letter-spacing: 1px;
      text-transform: uppercase;
      border-bottom: 3px solid #e53e3e;
      padding-bottom: 15px;
    }

    .byline {
      text-align: center;
      font-style: italic;
      color: #4a5568;
      margin-bottom: 40px;
      font-size: 1.1rem;
    }

    .section {
      margin: 35px 0;
      padding: 25px;
      background: #f8f9fa;
      border-radius: 12px;
      border-left: 5px solid #38b2ac;
    }

    .section h2 {
      color: #2d3748;
      font-size: 1.6rem;
      margin-bottom: 15px;
    }

    .golden-era {
      background: #fffbeb;
      padding: 25px;
      border-radius: 12px;
      border: 2px solid #f6ad55;
      margin: 30px 0;
    }

    .golden-era h3 {
      color: #dd6b20;
      margin-bottom: 15px;
      font-size: 1.4rem;
    }

    .revival {
      background: #f0fff4;
      padding: 25px;
      border-radius: 12px;
      border: 2px solid #68d391;
      margin: 30px 0;
    }

    .revival h3 {
      color: #276749;
      margin-bottom: 15px;
      font-size: 1.4rem;
    }

    ul.list {
      padding-left: 20px;
    }

    ul.list li {
      margin-bottom: 10px;
      font-size: 1.1rem;
    }

    @media (max-width: 768px) {
      .container {
        padding: 20px;
      }
      .header {
        font-size: 1.8rem;
      }
    }
.quote {
      background: #ebf8ff;
      padding: 25px;
      border-left: 5px solid #3182ce;
      margin: 30px 0;
      font-size: 1.15rem;
      border-radius: 0 8px 8px 0;
      font-style: italic;
      color: #2c5282;
    }

    .growth {
      background: #fffbeb;
      padding: 25px;
      border-radius: 12px;
      border: 2px solid #f6ad55;
      margin: 30px 0;
    }

    .growth h3 {
      color: #dd6b20;
      margin-bottom: 15px;
      font-size: 1.4rem;
    }

    .goal {
      background: #f0fff4;
      padding: 25px;
      border-radius: 12px;
      border: 2px solid #68d391;
      margin: 30px 0;
    }

    .goal h3 {
      color: #276749;
      margin-bottom: 15px;
      font-size: 1.4rem;
    }

    ul.list {
      padding-left: 20px;
    }

    ul.list li {
      margin-bottom: 10px;
      font-size: 1.1rem;
    }
.table-wrapper {
      display: flex;
      gap: 20px;
      flex-wrap: wrap;
    }

    .table-box {
      flex: 1;
      min-width: 300px;
      background: #f8f9fa;
      padding: 20px;
      border-radius: 12px;
      border: 1px solid #e2e8f0;
    }

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

    th {
      background-color: #1a202c;
      color: white;
      font-weight: 700;
      padding: 12px 15px;
      text-align: left;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      font-size: 0.95rem;
    }

    td {
      padding: 12px 15px;
      border-bottom: 1px solid #e2e8f0;
      vertical-align: top;
    }

    tr:nth-child(even) {
      background-color: #f1f5f9;
    }
.note {
      background: #fffbeb;
      padding: 15px;
      border-radius: 8px;
      border-left: 4px solid #f6ad55;
      margin-top: 25px;
      font-size: 0.95rem;
      line-height: 1.5;
    }
.exercise-card {
            background: rgba(255, 255, 255, 0.95);
            border-radius: 12px;
            padding: 25px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: 1px solid rgba(0, 0, 0, 0.05);
        }
        
        .exercise-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
        }
        
        .exercise-header {
            display: flex;
            align-items: center;
            margin-bottom: 20px;
            padding-bottom: 15px;
            border-bottom: 1px solid #ecf0f1;
        }
        
        .exercise-icon {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, #4a90e2, #63a4ff);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 15px;
            font-size: 1.8rem;
            color: white;
            box-shadow: 0 4px 8px rgba(74, 144, 226, 0.3);
        }
        
        .exercise-title {
            font-size: 1.8rem;
            color: #2c3e50;
            font-weight: 600;
        }
        
        .footnote {
            background: rgba(245, 248, 250, 0.9);
            border-left: 4px solid #4a90e2;
            padding: 20px;
            border-radius: 8px;
            margin-top: 20px;
            position: relative;
        }
        
        .footnote-title {
            font-size: 1.3rem;
            color: #2c3e50;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            font-weight: 600;
        }
        
        .footnote-title::before {
            content: '💪';
            margin-right: 10px;
            font-size: 1.5rem;
        }
        
        .technique-steps {
            list-style-type: none;
            counter-reset: step-counter;
        }
        
        .technique-steps li {
            margin-bottom: 15px;
            padding-left: 30px;
            position: relative;
            color: #555;
        }
        
        .technique-steps li::before {
            counter-increment: step-counter;
            content: counter(step-counter);
            position: absolute;
            left: 0;
            top: 0;
            width: 22px;
            height: 22px;
            background: #4a90e2;
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 0.9rem;
        }
        
        .highlight {
            color: #4a90e2;
            font-weight: 600;
        }
        
        .quote2 {
            font-style: italic;
            color: #7f8c8d;
            border-left: 3px solid #a0c1f5;
            padding-left: 15px;
            margin: 15px 0;
            background: rgba(240, 245, 250, 0.5);
            padding: 12px 15px;
            border-radius: 6px;
        }
        
        .benefits {
            background: rgba(234, 242, 252, 0.7);
            border: 1px solid #d6e4f7;
            border-radius: 8px;
            padding: 15px;
            margin-top: 20px;
        }
        
        .benefits-title {
            color: #2c3e50;
            font-weight: bold;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
        }
        
        .benefits-title::before {
            content: '✅';
            margin-right: 10px;
        }
        
        .benefits-list {
            list-style-type: none;
        }
        
        .benefits-list li {
            margin-bottom: 8px;
            padding-left: 25px;
            position: relative;
            color: #555;
        }
        
        .benefits-list li::before {
            content: '➤';
            position: absolute;
            left: 0;
            color: #4a90e2;
            font-weight: bold;
        }
.warning {
            background: rgba(252, 84, 4, 0.1);
            border: 1px solid #fc5404;
            border-radius: 8px;
            padding: 15px;
            margin-top: 20px;
        }
        
        .warning-title {
            color: #fc5404;
            font-weight: bold;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
        }
        
        .warning-title::before {
            content: '⚠️';
            margin-right: 10px;
        }