/* Layout ของหน้าบทความคู่มือ */
.guide-container {
    max-width: 900px;
    margin: 40px auto 60px auto;
    padding: 0 20px;
}

.guide-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 40px;
    box-shadow: var(--shadow);
    border: 1px solid var(--cream-accent);
    line-height: 1.8;
}

.guide-header {
    border-bottom: 2px solid var(--cream-accent);
    padding-bottom: 20px;
    margin-bottom: 30px;
}

.guide-tag {
    background-color: var(--cream-accent);
    color: var(--primary-brown);
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 10px;
}

.guide-header h1 {
    font-size: 30px;
    color: var(--primary-brown);
    line-height: 1.3;
    margin-bottom: 10px;
}

.guide-meta {
    font-size: 14px;
    color: var(--text-muted);
}

.guide-section {
    margin-bottom: 35px;
}

.guide-section h2 {
    font-size: 22px;
    color: var(--primary-brown);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* สไตล์สำหรับส่วน Benefits Grid (ปรับเป็น 2 คอลัมน์สมดุล) */
.benefits-section {
    margin: 40px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 30px;
}

.section-title h2 {
    font-size: 24px;
    color: var(--primary-brown);
    margin-bottom: 8px;
}

.section-title p {
    color: var(--text-muted);
    font-size: 15px;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 20px;
}

.benefit-card {
    background: var(--bg-light);
    border: 1px solid var(--cream-accent);
    border-radius: 10px;
    padding: 25px;
    text-decoration: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: block;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
}

.benefit-icon {
    font-size: 32px;
    margin-bottom: 15px;
}

.benefit-card h3 {
    font-size: 18px;
    color: var(--primary-brown);
    margin-bottom: 10px;
}

.benefit-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 15px;
}

.benefit-link {
    font-size: 14px;
    font-weight: 600;
    color: var(--secondary-brown);
}

/* สไตล์สำหรับ Grid วัสดุเสื้อโค้ทแบบช่องย่อย พร้อมรองรับรูปภาพ */
.material-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 20px;
}

.material-card {
    background: var(--bg-light);
    border: 1px solid var(--cream-accent);
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.material-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.05);
}

/* ส่วนรูปภาพประกอบในการ์ดวัสดุ */
.material-img-wrapper {
    width: 100%;
    height: 160px;
    overflow: hidden;
    background-color: #ddd;
}

.material-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.material-card:hover .material-img-wrapper img {
    transform: scale(1.05);
}

.material-content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

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

.material-header h3 {
    font-size: 17px;
    color: var(--primary-brown);
    margin: 0;
}

.material-desc {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 12px;
    flex-grow: 1;
}

.material-care {
    font-size: 13px;
    color: var(--primary-brown);
    background: rgba(255, 255, 255, 0.8);
    padding: 10px;
    border-radius: 6px;
    border-left: 3px solid var(--secondary-brown);
}

/* ตารางเปรียบเทียบอุณหภูมิ */
.temp-table-wrapper {
    overflow-x: auto;
    margin: 20px 0;
}

.temp-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 15px;
    text-align: left;
}

.temp-table th {
    background-color: var(--primary-brown);
    color: white;
    padding: 12px 16px;
    font-weight: 600;
}

.temp-table td {
    padding: 14px 16px;
    border-bottom: 1px solid #eee;
    color: var(--text-dark);
}

.temp-table tr:nth-child(even) {
    background-color: var(--bg-light);
}

/* กล่องไฮไลต์เคล็ดลับ */
.tip-box {
    background-color: var(--bg-light);
    border-left: 5px solid var(--secondary-brown);
    padding: 20px;
    border-radius: 8px;
    margin: 25px 0;
    border-top: 1px solid var(--cream-accent);
    border-right: 1px solid var(--cream-accent);
    border-bottom: 1px solid var(--cream-accent);
}

.tip-box h4 {
    color: var(--primary-brown);
    font-size: 16px;
    margin-bottom: 8px;
}

.tip-box p, .tip-box ul {
    font-size: 14px;
    color: var(--text-muted);
    margin: 0;
}

/* รายการขั้นตอน */
.step-list {
    padding-left: 20px;
    margin: 15px 0;
}

.step-list li {
    margin-bottom: 8px;
    color: var(--text-dark);
}

/* Call to action */
.guide-cta {
    text-align: center;
    background: linear-gradient(135deg, var(--bg-light), var(--cream-accent));
    border-radius: 12px;
    padding: 30px 20px;
    margin-top: 40px;
    border: 1px solid var(--light-brown);
}

.guide-cta h3 {
    color: var(--primary-brown);
    font-size: 22px;
    margin-bottom: 10px;
}

.guide-cta p {
    color: var(--text-muted);
    font-size: 15px;
    margin-bottom: 20px;
}

.btn-cta-guide {
    display: inline-block;
    text-decoration: none;
    padding: 12px 30px;
    border-radius: 30px;
}

.active-link {
    color: var(--secondary-brown) !important;
    font-weight: 600 !important;
}

/* Responsive */
@media (max-width: 768px) {
    .guide-card {
        padding: 25px 18px;
    }
    .guide-header h1 {
        font-size: 24px;
    }
    .benefits-grid, .material-grid {
        grid-template-columns: 1fr;
    }
}