/* Search Box Component */
.search-box {
    background-color: var(--color-bg-surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--color-border);
    box-shadow: 0 1px 3px var(--color-shadow);
    transition: box-shadow var(--transition-normal);
}

.search-box:focus-within {
    box-shadow: 0 4px 6px var(--color-shadow);
    border-color: var(--color-primary);
}

.search-box__form {
    display: flex;
    gap: var(--spacing-sm);
}

.search-box__input {
    flex: 1;
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-bg-surface-alt);
    color: var(--color-text-main);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    outline: none;
}

.search-box__input:focus {
    background-color: var(--color-bg-surface);
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.search-box__input::placeholder {
    color: var(--color-text-muted);
}

.search-box__button {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 1rem;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-box__button:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-1px);
}

.search-box__button:active {
    transform: translateY(0);
}

评论加载中...