/* Common course page styles for A2 and A2+ (copied from A2+ page) */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', 'Noto Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #2c3e50;
    background-color: #faf8f0;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
}

.header {
    text-align: center;
    margin-bottom: 50px;
    border-bottom: 1px solid #e0e0e0;
    padding-bottom: 30px;
}

.logo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 20px;
}

h1 {
    color: #1a365d;
    font-size: 2.2rem;
    margin-bottom: 10px;
    font-weight: 600;
}

.subtitle {
    color: #b8860b;
    font-size: 1.1rem;
    font-weight: 500;
}

h2 {
    color: #1a365d;
    font-size: 1.4rem;
    margin: 40px 0 20px 0;
    font-weight: 600;
    border-left: 4px solid #b8860b;
    padding-left: 15px;
}

h3 {
    color: #2c3e50;
    font-size: 1.2rem;
    margin: 25px 0 15px 0;
    font-weight: 500;
}

.intro,
.method-highlight,
.results,
.info-grid {
    background: #ffffff;
    padding: 30px;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
    border-left: 4px solid #b8860b;
    box-shadow: 0 2px 6px rgba(0,0,0,0.04);
}

.method-highlight,
.results,
.info-grid { margin: 35px 0; }

.week-section {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-left: 6px solid #b8860b;
    border-radius: 6px;
    padding: 18px 20px;
    margin: 18px 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.week-section:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(0,0,0,0.1);
}

.week-title { cursor: default; display:block; }
.week-title::after { display:none; }
.week-content { max-height:none; overflow:visible; border-top:none; margin-top:10px; padding-top:0; }

.phase-header {
    background: linear-gradient(135deg,#1a365d,#2c5282);
    color:white;
    padding:20px;
    border-radius:8px;
    text-align:center;
    margin:30px 0 20px;
    cursor:pointer;
    transition:all .3s ease;
}

.phase-header:hover{
    background: linear-gradient(135deg,#2c5282,#3182ce);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(26,54,93,.3);
}

.phase-title{font-size:1.3rem;margin-bottom:5px;color:white;}
.phase-duration{font-size:.9rem;opacity:.9;}

ul{margin:10px 0;padding-left:30px;}
li{margin:8px 0;list-style-type:none;position:relative;padding-left:20px;}
li:before{content:"✓ ";color:#b8860b;font-weight:bold;position:absolute;left:0;}

.results ul{list-style:none;margin-left:0;padding-left:30px;}
.results li{padding:10px 0 10px 20px;border-bottom:1px dashed #e2e8f0;position:relative;}
.results li:last-child{border-bottom:none;}

.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px 40px;}
.info-item{display:flex;align-items:center;}
.info-label{font-weight:600;color:#1a365d;margin-right:10px;min-width:100px;}

.phase-content{display:none;margin-top:20px;}
.phase-content.active{display:block;}

.category-tabs{display:flex;flex-wrap:wrap;gap:12px;}
.category-tab{cursor:pointer;padding:10px 20px;background:#ffffff;border:1px solid #e2e8f0;border-bottom:none;border-radius:4px 4px 0 0;color:#1a365d;font-weight:600;transition:all .3s ease;white-space:normal;text-align:center;min-width:150px;}
.category-tab.active,.category-tab:hover{background:#1a365d;color:#ffffff;border-color:#1a365d;}
.category-tab .tab-sub{display:block;font-size:.8rem;font-weight:400;}
.category-content{display:none;animation:fadeIn .4s ease;}
.category-content.active{display:block;}
@keyframes fadeIn{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:translateY(0);}}

@media (max-width:768px){.container{padding:20px 15px;}h1{font-size:1.8rem;}.info-grid{grid-template-columns:1fr;}}
@media (max-width:480px){.container{padding:15px 10px;}h1{font-size:1.5rem;}.logo{width:60px;height:60px;}h2{font-size:1.2rem;}h3{font-size:1rem;}}