* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.faq-home {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: #f8fafc;
    padding: 40px 20px;
    line-height: 1.6;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 16px;
    padding: 48px 40px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
}

.faq-header {
    text-align: center;
    margin-bottom: 48px;
}

.faq-title {
    font-size: 32px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 16px;
}

.faq-subtitle {
    color: #6b7280;
    font-size: 16px;
    margin-bottom: 8px;
}

.faq-link {
    color: #3b82f6;
    text-decoration: none;
    font-weight: 500;
}

.faq-link:hover {
    text-decoration: underline;
}

.filter-tabs {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-tab {
    padding: 10px 20px;
    border: 2px solid #e5e7eb;
    border-radius: 24px;
    background: white;
    color: #6b7280;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-transform: capitalize;
}

.filter-tab:hover {
    border-color: #d1d5db;
    transform: translateY(-1px);
}

.filter-tab.active {
    background: #1f2937;
    color: white;
    border-color: #1f2937;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    border: 2px solid #f3f4f6;
    border-radius: 12px;
    background: white;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.faq-item:hover {
    border-color: #e5e7eb;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.faq-question {
    padding: 20px 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 16px;
    font-weight: 600;
    color: #1f2937;
    font-size: 16px;
    user-select: none;
}

.faq-icon {
    width: 24px;
    height: 24px;
    background: #f3f4f6;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.faq-question-text {
    flex: 1;
}

.expand-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6b7280;
    font-weight: 700;
    font-size: 18px;
    transition: transform 0.3s ease;
}

.faq-item.active .expand-icon {
    transform: rotate(45deg);
}

.faq-item.active .faq-icon {
    background: #dbeafe;
    color: #3b82f6;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: #f9fafb;
}

.faq-answer.active {
    max-height: 300px;
    padding: 0 24px 24px 64px;
}

.faq-answer-text {
    color: #4b5563;
    line-height: 1.6;
    padding-top: 16px;
}

.faq-link-text {
    color: #3b82f6;
    text-decoration: none;
    font-weight: 500;
}

.faq-link-text:hover {
    text-decoration: underline;
}

.chat-button {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    background: #1f2937;
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
}

.chat-button:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

@media (max-width: 768px) {
    .faq-container {
        padding: 32px 24px;
        margin: 20px;
    }

    .faq-title {
        font-size: 28px;
    }

    .filter-tabs {
        gap: 8px;
    }

    .filter-tab {
        padding: 8px 16px;
        font-size: 13px;
    }

    .faq-question {
        padding: 16px 20px;
    }

    .faq-answer.active {
        padding: 0 20px 20px 56px;
    }
}