/* 測驗設定頁面樣式 */
body { 
    background-color: #f0f2f5; 
    font-family: 'Noto Sans TC', sans-serif; 
}

.setup-container { 
    max-width: 950px; 
    margin: 50px auto; 
}

.card { 
    border-radius: 20px; 
    border: none; 
    box-shadow: 0 15px 40px rgba(0,0,0,0.1); 
    overflow: hidden; 
}

.brand-header { 
    background: #1b4332; 
    padding: 12px 40px; 
    color: white; 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
}

.brand-logo { 
    font-size: 1.1rem; 
    font-weight: 900; 
    letter-spacing: 1px; 
}

.brand-logo span { 
    color: #52b788; 
}

.nav-links a { 
    color: rgba(255,255,255,0.8); 
    text-decoration: none; 
    font-size: 0.9rem; 
    font-weight: 700; 
    transition: 0.3s; 
    margin-left: 20px; 
}

.nav-links a:hover { 
    color: #52b788; 
}

.setup-header { 
    background: white; 
    padding: 25px 40px; 
    border-bottom: 1px solid #f0f0f0; 
    min-height: 100px; 
}

.mode-tabs { 
    display: flex; 
    background: #f1f5f9; 
    padding: 5px; 
    border-radius: 12px; 
    width: 280px; 
}

.mode-tab-item { 
    flex: 1; 
    text-align: center; 
    padding: 10px; 
    cursor: pointer; 
    border-radius: 10px; 
    font-weight: 800; 
    color: #64748b; 
    transition: 0.3s; 
    font-size: 1rem; 
}

.mode-tab-item.active { 
    background: white; 
    color: #2d6a4f; 
    box-shadow: 0 4px 10px rgba(0,0,0,0.08); 
}

.setup-body { 
    padding: 40px; 
    background: white; 
}

.setup-row { 
    display: flex; 
    gap: 40px; 
    align-items: stretch; 
}

.setup-left { 
    flex: 0 0 55%; 
}

.setup-right { 
    flex: 0 0 calc(45% - 40px); 
}

.form-label { 
    font-weight: 800; 
    color: #334155; 
    margin-bottom: 12px; 
    font-size: 1rem; 
}

.form-select { 
    border-radius: 12px; 
    padding: 12px 15px; 
    border: 2px solid #e2e8f0; 
    font-size: 1rem; 
    height: 55px; 
}

.info-box { 
    background: #f8fafc; 
    border-radius: 16px; 
    padding: 25px; 
    min-height: 280px; 
    border-top: 6px solid #2d6a4f; 
    transition: all 0.3s ease; 
}

.info-title { 
    font-weight: 900; 
    font-size: 1.25rem; 
    color: #1e293b; 
    margin-bottom: 15px; 
}

.info-desc { 
    font-size: 1.05rem; 
    color: #475569; 
    line-height: 1.8; 
}

.feature-item { 
    display: flex; 
    align-items: center; 
    margin-bottom: 12px; 
}

.feature-item i { 
    width: 28px; 
    color: #2d6a4f; 
    font-size: 1.1rem; 
}

.count-area { 
    height: 85px; 
}

.fixed-count-display { 
    background: #f1f5f9; 
    padding: 14px; 
    border-radius: 12px; 
    border: 2px dashed #cbd5e1;
    font-weight: 900; 
    color: #1e293b; 
    text-align: center; 
    font-size: 1.1rem; 
    height: 55px; 
    line-height: 24px;
}

.setup-footer { 
    padding: 30px 40px; 
    background: #f8fafc; 
    border-top: 1px solid #f0f0f0; 
    text-align: center; 
}

.btn-start { 
    border-radius: 15px; 
    padding: 18px; 
    font-size: 1.25rem; 
    background: #2d6a4f; 
    border: none; 
    transition: 0.3s; 
    color: white; 
    font-weight: 900; 
    width: 100%; 
    cursor: pointer; 
}

.btn-start:hover { 
    background: #1b4332; 
    transform: translateY(-3px); 
}