/* Support Center 专用样式（不干扰全局） */
.support-hero .hero-banner__content {
    padding: 4rem 2rem;
}

/* ========== 搜索区域（新样式，独立输入框与按钮） ========== */
.support-search {
    margin-bottom: 2rem;
}
.support-search-form {
    display: flex;
    gap: 16px;
    align-items: center;
    flex-wrap: wrap;
}
.search-input-wrapper {
    flex: 1;
    background: var(--secondary);
    border-radius: 80px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.05);
    border: 1px solid var(--border-light);
    padding: 4px 20px;
}
.search-input-wrapper input {
    width: 100%;
    border: none;
    background: transparent;
    padding: 16px 12px;
    font-size: 1rem;
    outline: none;
}
.search-button {
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 60px;
    padding: 12px 32px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.2s;
}
.search-button:hover {
    background: var(--primary);
}
/* 移动端搜索布局 */
@media (max-width: 640px) {
    .support-search-form {
        flex-direction: column;
        gap: 12px;
    }
    .search-input-wrapper {
        width: 100%;
    }
    .search-button {
        width: 100%;
    }
}

/* ========== 其他原有样式（未改动） ========== */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.8rem;
    margin: 2rem 0 2.5rem;
}
.category-card {
    background: var(--secondary);
    border-radius: 28px;
    padding: 1.8rem 1.5rem;
    transition: all 0.25s ease;
    border: 1px solid var(--border-light);
    text-align: center;
}
.category-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 30px -12px rgba(0,0,0,0.1);
    border-color: var(--accent);
}
.category-icon {
    width: 64px;
    height: 64px;
    background: var(--primary-light);
    border-radius: 60px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.2rem;
}
.category-icon svg {
    width: 36px;
    height: 36px;
    stroke: var(--accent);
    stroke-width: 1.5;
    fill: none;
}
.category-card h3 {
    font-size: 1.4rem;
    margin-bottom: 0.6rem;
    color: var(--primary);
}
.category-card p {
    color: var(--text-soft);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}
.category-link {
    font-weight: 600;
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
}
.category-link:hover {
    text-decoration: underline;
}
.hot-topics-support {
    background: var(--primary-light);
    border-radius: 32px;
    padding: 1.8rem;
    margin: 2rem 0 2.5rem;
}
.hot-topics-support h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 8px;
}
.hot-topics-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}
.hot-topic-item {
    background: var(--secondary);
    padding: 8px 20px;
    border-radius: 40px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: 0.2s;
    border: 1px solid transparent;
}
.hot-topic-item:hover {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}
.contact-support {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin: 2rem 0 1rem;
}
.contact-info-box {
    flex: 1;
    background: var(--secondary);
    border-radius: 28px;
    padding: 1.8rem;
    border: 1px solid var(--border-light);
}
.contact-info-box h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--primary);
}
.contact-methods {
    margin: 1.5rem 0;
}
.contact-method {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1rem;
    font-size: 1rem;
}
.contact-method svg {
    width: 24px;
    height: 24px;
    stroke: var(--accent);
    flex-shrink: 0;
}
.support-form {
    flex: 1;
    background: var(--secondary);
    border-radius: 28px;
    padding: 1.8rem;
    border: 1px solid var(--border-light);
}
.support-form h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--primary);
}
.support-form .form-group {
    margin-bottom: 1rem;
}
.support-form input,
.support-form select,
.support-form textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-light);
    border-radius: 40px;
    background: var(--secondary);
    font-size: 0.95rem;
}
.support-form textarea {
    border-radius: 24px;
    resize: vertical;
}
.support-form button {
    background: var(--accent);
    color: white;
    border: none;
    padding: 12px 28px;
    border-radius: 60px;
    font-weight: 600;
    cursor: pointer;
    transition: 0.2s;
}
.support-form button:hover {
    background: var(--primary);
}
.emergency-note {
    margin-top: 2rem;
    text-align: center;
    font-size: 0.85rem;
    background: var(--primary-light);
    padding: 12px;
    border-radius: 40px;
}

/* 响应式布局（桌面与平板适配） */
@media (max-width: 768px) {
    .category-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: 1rem;
    }
    .contact-support {
        flex-direction: column;
    }
    /* 移除旧的搜索样式（新样式已独立处理移动端） */
}