Dịch Vụ Thợ Sơn Nhà Tại TPHCM Chuyên Nghiệp – Báo Giá Cạnh Tranh

.faq-advanced-title {
text-align: center;
color: #2a6496;
margin-bottom: 40px;
font-size: 32px;
position: relative;
padding-bottom: 15px;
}

.faq-advanced-title:after {
content: ”;
position: absolute;
bottom: 0;
left: 50%;
transform: translateX(-50%);
width: 100px;
height: 4px;
background: linear-gradient(90deg, #2a6496, #4b9cd3);
border-radius: 3px;
}

.faq-advanced-item {
background: #fff;
border-radius: 10px;
margin-bottom: 20px;
box-shadow: 0 4px 15px rgba(0,0,0,0.1);
overflow: hidden;
position: relative;
border: 1px solid #e1f0fa;
transition: all 0.3s ease;
}

/* Hiệu ứng sóng biển */
.faq-advanced-item:not(.active):before {
content: ”;
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
border: 2px solid transparent;
border-radius: 10px;
background: linear-gradient(90deg, transparent, rgba(74, 156, 211, 0.2), transparent);
background-size: 200% 100%;
animation: wave 3s linear infinite;
pointer-events: none;
z-index: 1;
}

@keyframes wave {
0% { background-position: 200% 0; }
100% { background-position: -200% 0; }
}

.faq-advanced-item.active {
border-color: #4b9cd3;
box-shadow: 0 8px 25px rgba(74, 156, 211, 0.2);
}

.faq-advanced-question {
padding: 20px 25px;
cursor: pointer;
display: flex;
align-items: center;
font-weight: 600;
color: #2a6496;
position: relative;
transition: all 0.3s;
}

.faq-advanced-question:hover {
background: #f5faff;
}

.faq-advanced-question i:first-child {
margin-right: 15px;
color: #4b9cd3;
font-size: 20px;
width: 25px;
text-align: center;
}

.faq-advanced-question i.fa-chevron-down {
margin-left: auto;
transition: transform 0.4s;
color: #7fb5da;
}

.faq-advanced-item.active .faq-advanced-question i.fa-chevron-down {
transform: rotate(180deg);
}

.faq-advanced-answer {
max-height: 0;
overflow: hidden;
transition: max-height 0.6s cubic-bezier(0.4, 0, 0.2, 1);
padding: 0 25px;
background: #f9fbfe;
line-height: 1.7;
}

.faq-advanced-item.active .faq-advanced-answer {
max-height: 1500px;
padding: 0 25px 25px 65px;
border-top: 1px solid #e1f0fa;
}

/* Style cho từ khóa liên kết */
.faq-keyword {
color: #2a6496;
font-weight: 600;
text-decoration: underline;
transition: all 0.3s;
}

.faq-keyword:hover {
color: #ff6b35;
text-decoration: none;
}

/* Phần chính sách */
.faq-policy-section {
display: flex;
flex-wrap: wrap;
margin: 50px auto;
max-width: 1000px;
padding: 0 20px;
box-sizing: border-box;
}

.faq-policy-box {
flex: 1;
min-width: 300px;
background: #fff;
border-radius: 10px;
padding: 25px;
box-shadow: 0 4px 15px rgba(0,0,0,0.1);
border-top: 4px solid #4b9cd3;
transition: transform 0.3s;
margin-bottom: 25px;
margin-right: 25px;
box-sizing: border-box;
}

.faq-policy-box:last-child {
margin-right: 0;
}

.faq-policy-box:hover {
transform: translateY(-5px);
}

.faq-policy-box h3 {
color: #2a6496;
margin-bottom: 15px;
display: flex;
align-items: center;
font-size: 20px;
}

.faq-policy-box h3 i {
margin-right: 12px;
color: #4b9cd3;
font-size: 22px;
}

.faq-policy-box p {
color: #555;
line-height: 1.7;
margin: 0;
}

.faq-policy-box a {
color: #2a6496;
font-weight: 600;
text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
.faq-advanced-question {
padding: 18px 20px;
}

.faq-advanced-item.active .faq-advanced-answer {
padding: 0 20px 20px 20px;
}

.faq-advanced-title {
font-size: 26px;
}

.faq-policy-box {
min-width: 100%;
margin-right: 0;
}

.faq-advanced-question i:first-child {
margin-right: 10px;
font-size: 18px;
}
}